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  • 7/25/2019 U.S. Patent 6,054,643, entitled "Pick With Gripping Means", to inventor Chance of Bigrock, dated April 25, 2000.

    1/14

    US006054643A

    Ulllted

    States Patent

    [ 1 9 ] [ 1 1 ] P a t e n t N u m b e r : 6 , 0 5 4 , 6 4 3

    Chance e t

    a l . [ 4 5 ]

    D a t e o f P a t e n t : A p r . 2 5 , 2 0 0 0

    [ 5 4 ] GUITAR PICK

    WITH

    GRIPPING MEANS 4 , 8 4 3 , 9 4 2 7 / 1 9 8 9 I s h i Z u k a . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 4 / 3 2 2

    5,271,308 12/1993 Balog

    . . . . .

    . .

    84/322

    [ 7 5 ]

    I n v e n t o r s :

    A l l e n

    Chance,

    M a r i n a D e l R e y ;

    5 , 3 0 7 , 7 2 2 5 / 1 9 9 4

    L a

    R o s a 8 4 / 3 2 2

    William

    T _

    Gray, Topanga,

    both

    of

    5 , 3 4 1 , 7 1 5 8 / 1 9 9 4

    Hucek

    . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

    8 4 / 3 2 2

    Calif~

    5,419,228

    5/1995

    Garrett e t

    a l .

    . . . . . . . . . . . . . . . . . . . . . . . . . . . .

    84/322

    5,483,859 1/1996

    Singer

    . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

    . 84/322

    [ 7 3 ]

    A s s i g n e e : B i g R o c k

    E n g i n e e r i n g T o p a n g a

    C a l i f

    5 : 2 1 0 : 3 4 ;

    3 / 1 9 9 7 P 1 3 0 1 5 2 1 3 ?

    e t

    a l . . . . . . . . . . . . . . . . . . . . . . . . . 8 4 / 3 2 2

    5,837,913

    11/1998 Newman

    . .

    84/329

    [21] Appl. No.: 09/166,035 _ _ _ _

    P r i m a r y ExamtnerBrlan

    S l r c u s

    [ 2 2 ] F i l e d : O c t . 5 , 1 9 9 8 A s s i s t a n t

    ExaminerMarlon

    T . F l e t c h e r

    A t t o r n e y , A g e n t ,

    o r F i r m S i t r i c k i t r i c k

    R e l a t e d US. A p p l i c a t i o n Data

    [ 6 0 ] P r o v i s i o n a l a p p l i c a t i o n N o . 6 0 / 0 6 1 , 2 7 7 , O c t . 7 ,

    1 9 9 7 .

    [ 5 7 ] ABSTRACT

    [ 5 1 ] I n t .

    C l . 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . G10D / 1 6 An

    rgonomic

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    [ 5 2 ] US. C l . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

    8 4 / 3 2 2 ; 8 4 / 3 1 5 ; 8 4 / 3 2 0 ;

    s t r i n g i n s t r u m e n t s , s u c h a s a

    g u i t a r ,

    m a n d o l i n , b a s s

    g u i t a r ,

    o r

    8 4 / 3 2 1

    u k e l e l e , h a s

    a c u r v e d ? n g e r

    g r i p p o r t i o n

    o n o n e s i d e a d a p t e d

    [ 5 8 ]

    F i e l d o f Search

    . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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    Which

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    [ 5 6 ]

    R e f e r e n c e s C i t e d

    a l l o W t h e u s e r

    t o

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    a n d c o m f o r t a b l y g r a s p

    t h e

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    US' PATENT

    DOCUMENTS

    g e n e r a l l y

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    angular relationship s. The pick functions

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    Claims, 8 Dra wing Sheets

    110

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  • 7/25/2019 U.S. Patent 6,054,643, entitled "Pick With Gripping Means", to inventor Chance of Bigrock, dated April 25, 2000.

    10/14

    6 , 0 5 4 , 6 4 3

    1

    GUITAR PICK

    WITH

    GRIPPING MEANS

    RELATED APPLICATIONS

    T h i s

    a p p l i c a t i o n i s

    a

    c o n t i n u a t i o n o f

    p r o v i s i o n a l

    a p p l i c a

    t i o n S e r . N o .

    6 0 / 0 6 1 , 2 7 7

    ? l e d O c t . 7 , 1 9 9 7 .

    BACKGROUND

    OF THE

    INVENTION

    1 . F i e l d

    o f

    t h e I n v e n t i o n

    The

    p re s e n t i n v e n t i o n r e l a t e s

    g e n e r a l l y

    t o

    a p i c k f o r

    s t r i n g e d

    i n s t r u m e n t s , a n d

    more

    p a r t i c u l a r l y

    t o

    a p i c k

    a n d

    p i c k h o l d e r d e v i c e h a v i n g a n i m p ro v e d e r g o n o m i c g r i p t h a t

    a l l o W s a more c o m f o r t a b l e ,

    l e s s

    t e n s e

    g r i p t h a t

    a v o i d s

    p h y s i c a l

    t e n s i o n

    a n d s t r e s s

    r e l a t e d

    p r o b le m s a n d

    f a c i l i t a t e s

    i m p r o v e d p l a y i n g .

    2 .

    D e s c r i p t i o n

    o f t h e

    P r i o r

    A r t

    S t r i n g e d i n s t r u m e n t s

    h a v e

    b e e n

    knoWn

    s i n c e a t l e a s t

    t h e

    M i d d l e Ages

    a n d

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    f o r p l u c k i n g

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    s t r i n g s

    e v o l v e d

    from

    t h e

    u s e o f p i e c e s o f s e a s h e l l and

    t o r t o i s e

    s h e l l s . As

    t h e

    s t r i n g e d i n s t r u m e n t s , a n d p a r t i c u l a r l y g u i t a r s , e v o l v e d a n d

    t h e

    i n t e n s i t y o f

    t h e

    m u s i c

    i n c r e a s e d t o t h a t noW e i n g

    p l a y e d

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    o n e l e c t r i c g u i t a r s , t h e

    r e q u i r e m e n t f o r

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    h a s s i m i l a r l y i n c r e a s e d .

    W i t h

    t h e f a s t e r ,

    more

    i n t e n s e p la y i n g ,

    i t

    i s i m p o r t a n t t h a t t h e

    c o n v e n t i o n a l

    p i c k b e

    g r i p p e d t i g h t l y a n d

    s e c u r e l y

    t o a c h i e v e

    t h e

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    b e e n f o u n d

    t h a t W i t h t h e t i g h t g r i p p i n g o f t h e p r i o r a r t p i c k s , t h e r e h a s

    been

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    shapessome

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    Was

    s o u g h t .

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    u s e r s p u t t a p e on

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    p i c k i n

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    t o a c h i e v e b e t t e r

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    W h e r e i n

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    e a c h r e c e i v e ? n g e r t i p s;

    US.

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    W h e r e i n

    t h e

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    US.

    P a t . N o s . 4 , 0 2 0 , 7 3 2 a n d 5 , 5 0 9 , 3 4 1

    W h e r e i n t h e

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    4 , 3 4 7 , 7 7 3

    W h e r e i n a p a i r

    o f

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    s h o u l d e r s a c t a s ? n g e r s t o p s ; US.

    P a t .

    N o .

    5 , 3 0 7 , 7 2 2

    W h i c h

    d i s c u s s e s p i c k

    h o l d i n g a n d

    i n c l u d e s

    a

    p i c k

    h a v i n g a p a i r o f r i g h t a n g l e

    ? n s

    t h a t p r o m o t e

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    g r i p ;

    US. P a t . No. 5 , 4 1 9 , 2 2 8 i n Which a m e t a l b a r a t one end h a s

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    N o .

    5 , 6 1 0 , 3 4 9

    W h e r e i n

    c o n e - s h a p e d

    p r o t r u s i o n s

    p r o v i d e a r o u g h e n e d ? n g e r

    g r i p p i n g s u r f a c e . I n a d d i t i o n ,

    o t h e r

    US. P a t e n t s , s u c h a s

    US.

    P a t . N o s . 5 5 7 , 2 9 3 ; 2 , 7 7 6 , 5 9 2 ; 3 , 4 4 2 , 1 6 9

    a n d 3 , 7 8 9 ,

    7 2 0 ,

    i n c l u d e r i n g g r i p s t h a t e n c i r c l e a ? n g e r f o r p o s i t i v e

    g r i p p i n g .

    With a l l t h e

    p r i o r

    a r t d e v i c e s ,

    We

    and

    o t h e r u s e r s

    have

    n e v e r b e e n

    s a t i s ? e d

    W i t h

    t h e g r i p t h e y p r o v i d e . I t h a s

    b e e n

    found t h e p i c k s

    t e n d

    t o mo v e o r Walk

    around

    i n

    betWeen

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    t h e r e b y c h a n g i n g p o s i t i o n

    a n d

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    a n d

    c o n s t a n t

    a d j u s t m e n t

    10

    1 5

    20

    30

    35

    40

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    60

    6 5

    2

    i n o r d e r t o k e e p t h e p i c k i n p r op e r a l i g n m e n t

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    s t r i n g s .

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    o r

    humid

    c o n d i t i o n s

    g r e a t l y m a g n i f y t h e g r i p p i n g

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  • 7/25/2019 U.S. Patent 6,054,643, entitled "Pick With Gripping Means", to inventor Chance of Bigrock, dated April 25, 2000.

    11/14

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    t h e

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    s p e c i ? c e m b o d i m e n t s

    i l l u s t r a t e d .

    R e f e r r i n g noW p e c i ? c a l l y

    t o

    t h e

    d r a W i n g s , a ? r s t embodi

    ment

    o f t h e i n v e n t i o n i s shoWn i n

    F I G .

    1 , W h e r e i n a p i c k f o r

    a

    s t r i n g e d

    i n s t r u m e n t g e n e r a l l y

    i n d i c a t e d

    a t 1 0 i s shoWn

    t o

    i n c l u d e

    a

    p l a n a r

    ? r s t

    p o s i t i o n

    20

    h a v i n g

    a

    s e c o n d

    o r

    c l i p

    o r

    n o n - s l i p

    g r i p p o r t i o n 3 0

    f o l d e d

    t h e r e o v e r .

    T h e

    n o n

    s l i p g r i p

    p o r t i o n 30

    h a s a c u r v e d

    o u t e r s u r f a c e

    30a i n

    t h e

    form o f What

    may e

    c h a r a c t e r i Z e d

    a s a pocket

    o r

    thumb o r

    ?nger

    c r a d l e

    o r i n d e n t a t i o n c u r v a t u r e 3 0 f . The p o r t i o n 30 i n c l u d e s a n

    i n s i d e s u r f a c e 3 0 b , a

    s u r r o u n d i n g

    e d g e

    3 0 c ,

    a b o t t o m a r e a

    30d

    a n d a n u p p e r p o r t i o n 3 0 6 . Upper a n d bottom

    a r e

    r e l a t i v e

    t o

    a t i p

    p o r t i o n 2 0 6 .

    As

    shoWn

    i n F I G . 1 , t h e c r a d l e 30

    may

    be

    s a i d

    t o have a n a x i s p e r p e n d i c u l a r t o

    t h e

    p a p e r Which

    Would b e i n a v e r t i c a l d i r e c t i o n 30g i n FIGS. 3A n d

    3 B .

    The

    ? r s t a n d s e c o n d p o r t i o n s 2 0 , 3 0 , t y p i c a l l y c o n t a c t

    e a c h

    o t h e r

    i n

    t h e a r e a 3 0 f

    n

    t h e d i r e c t i o n

    30g

    When t

    r e s t

    a n d c e r t a i n l y

    When g r i p p e d by t h e u s e r .

    The

    ? r s t o r body p o r t i o n 2 0 may

    b e g e n e r a l l y

    p l a n a r a n d

    i n c l u d e a g e n e r a l l y

    p l a n a r

    o u t e r

    s u r f a c e

    2 0 a ,

    a n d

    a

    g e n e r a l l y p l a n a r

    i n n e r s u r fa c e

    2 0 b ,

    a

    s u r r o u n d i n g e d g e

    2 0 c ,

    a c o n n e c t i n g

    p o r t i o n

    2 0 d , a n d a s t r i n g

    e n g a g i n g t i p p o r t i o n 2 0 6 .

    As

    shoWn

    n

    F I G S .

    3A n d 3 B , t h e

    s t r i n g e n g a g i n g

    p o r t i o n o r t i p

    2 0 6 may b e

    o r i e n t e d t o b e

    a t

    v a r i o u s a n g l e s t o t h e d i r e c t i o n 3 0 g o f t h e

    ? n g e r

    g r i p

    p o r t i o n

    30 t o accommodate

    d i f f e r e n t

    g r i p s

    a n d i n d i v i d u a l p r e f e r

    e n c e s on

    p l a y i n g

    a n g l e s a n d

    i n s t r u m e n t s . The

    s t r i n g e n g a g

    i n g p o r t i o n 206 may b e i n a r a n g e o f a n g l e s a s r e p r e s e n t e d

    a s e x t e n d i n g f o r e x a m p l e

    f r o m

    2 0 6 , 2 0 c a n d

    2 0 6

    i n

    F I G .

    3A

    t o

    2 0 e " i n F I G . 3B. F I G . 3A shoWs a r a n g e o f a n g l e s

    b e t W e e n t h e d i r e c t i o n 3 0 g o f t h e c r a d l e 3 0 f a n d t h e

    p o s i t i o n

    o f t h e t i p

    2 0 6 .

    H e r e i t may b e u n d e r s t o o d t h a t W i t h d i f f e r e n t

    f o l d

    l i n e s , a n d

    i n

    some c a s e s

    d i f f e r e n t b l a n k

    s h a p e s ,

    t h e t i p

    p o s i t i o n o r

    r e l a t i v e

    a n g l e

    t o

    30g may b e e a s i l y v a r i e d b y , f o r

    e x a m p l e ,

    206

    t o

    2 0 c

    t o

    2 0 6

    t o

    2 0 e " .

    The

    p o r t i o n s

    306

    a n d

    20d a r e shoWn

    c o n n e c t e d

    by

    a n

    i n t e r m e d i a t e

    c u r v e d

    p o r t i o n

    4 0 .

    The i n t e r m e d i a t e

    p o r t i o n 40 i s f o l d e d o v e r

    more t h a n

    1 8 0 a s

    shoWn from a

    c o m p a r i s o n

    o f

    F I G S .

    1 , 3A, a n d 3 B .

    F I G .

    3B s e f f e c t i v e l y t h e

    same

    b l a n k

    a s 3A, e x c e p t

    t h a t

    t h e

    s e c o n d p o r t i o n

    1 3 0

    h a s

    b e e n f o l d e d

    i n

    t h e o p p o s i t e

    d i r e c t i o n .

  • 7/25/2019 U.S. Patent 6,054,643, entitled "Pick With Gripping Means", to inventor Chance of Bigrock, dated April 25, 2000.

    12/14

    6 , 0 5 4 , 6 4 3

    5

    T h i s a l l o w s e a s y

    accommodation f o r

    b o t h

    r i g h t

    a n d l e f t

    h a n d e d p l a y e r s .

    T h e

    g r i p p o r t i o n

    3 0 f i s

    shoWn t o i n c l u d e a g e n e r a l l y

    c y l i n d r i c a l l y

    c u r v e d p o r t i o n e x t e n d i n g

    f r o m

    a p p r o x i m a t e l y

    3 0 a '

    t o 306

    and a d a p t e d

    t o mate

    W i t h and r e c e i v e one

    o f

    t h e

    t W o

    ? n g e r s

    u s u a l l y

    u s e d

    b y

    t h e

    p l a y e r

    t o

    h o l d

    t h e p i c k .

    As

    shoWn

    i n F I G S . 1

    a n d 3 A , t h e p o r t i o n s

    2 0 , 3 0 ,

    a n d 4 0

    may

    b e

    i n t e g r a l l y f o r m e d .

    The embodiments

    o f F I G S . 6 A , 6 B , 7 ,

    a n d

    8

    a r e

    s i m i l a r

    i n

    c o n s t r u c t i o n

    W i t h

    p o r t i o n s 3 2 0 ,

    3 2 0 a , 3 3 0 , 3 3 0 g , 3 4 0 ,

    3 3 0 f , a n d 3 2 0 6 c o r r e s p o n d i n g t o p o r t i o n s 2 0 , 2 0 a , 3 0 , 3 0 a ,

    4 0 , 3 0 f , a n d

    2 0 6 ,

    r e s p e c t i v e l y ,

    h o W e v e r t h e o r i e n t a t i o n

    t o

    t h e

    hand o f t h e u s e r a s shoWn i n FIG. 8 h a s t h e u s e r s thumb T

    i n t h e

    ? n g e r c r a d l e 3 3 0 f a n d

    t h e i n d e x

    ? n g e r

    F b e l o W a g a i n s t

    p o r t i o n

    3 2 0 a

    a n d

    t h e a n g l e o f t h e

    t i p 3 2 0 6 a p p r o x i m a t e l y

    p e r p e n d i c u l a r t o

    t h e d i r e c t i o n

    3 3 0 g .

    T h i s

    c o m p a r e s W i t h

    t h e

    o r i e n t a t i o n

    shoWn n

    F I G . 5 W h e r e i n t h e i n d e x ? n g e r F

    s

    i n

    t h e

    c r a d l e 3 0 f a n d

    t h e

    thumb

    i s

    a g a i n s t s u r f a c e 2 0 a .

    An i m p o r t a n t a d v a n t a g e o f t h e

    i n v e n t i o n

    i s t h a t t h e d e v i c e

    a c c o r d i n g

    t o

    t h e

    i n v e n t i o n may b e e a s i l y made b y

    t h e s t e p s

    o f f o r m i n g

    t h e

    p o r t i o n s 2 0 , 3 0 ,

    a n d 4 0 i n

    a g e n e r a l l y

    p l a n a r

    s h a p e , a s shoWn i n

    F I G S .

    3A

    n d 3 B ,

    t h r o u g h p r o c e s s e s s u c h

    a s d i e - c u t t i n g o r i n j e c t i o n

    m o l d i n g , a n d t h e n b e n d i n g

    t h e

    ? r s t

    o r ?ap

    p o r t i o n

    30

    o v e r

    t h e

    s e c o n d

    p o r t i o n

    20 t h r o u g h a

    1 8 0 +

    b e n d .

    The

    b e n d i n g

    s t e p s may i n c l u d e a h e a t t r e a t i n g

    o f

    t h e m a t e r i a l . The m a t e r i a l s Which

    l e n d t h e m s e l v e s

    t o

    t h i s

    p r o c e s s o f

    m a n u f a c t u r e r i n c l u d e

    c e l l u l o i d , p l a s t i c

    a n d m e t a l

    t y p e

    m a t e r i a l s .

    I n most

    c a s e s , t h e

    h o l d e r o f FIGS. 918 W i l l

    b e m e t a l , a l t h o u g h neW h i g h s t r e n g t h s y n t h e t i c m a t e r i a l s o r

    c o m b i n a t i o n s

    t h e r e o f may b e u s e d .

    A l t e r n a t i v e l y , t h e d e v i c e

    may b e

    made b y i n j e c t i o n m o l d

    i n g a

    p l a s t i c

    m a t e r i a l

    i n t o

    a mold s h a p e d a s t h e

    ? n i s h e d

    p r o d u c t ,

    a l l o W i n g

    t h e

    m a t e r i a l

    t o

    c u r e

    a n d r e m o v i n g

    t h e

    d e v i c e f r o m

    t h e

    mold

    a n d

    t h e n

    ? n i s h i n g t h e m a t e r i a l . I n

    s u c h

    a c a s e , Where

    t h e tWo

    ?aps meet i n a mold, a second

    o p e r a t i o n

    may

    b e n e c e s s a r y t o

    s e p a r a t e t h e p o r t i o n .

    R e f e r r i n g

    t o

    F I G S .

    1 0 a n d 1 1 , t h e r e

    i s

    shoWn a

    p i c k - h o l d e r

    e m b o d y i n g

    t h e a d v a n t a g e o u s

    c o n c e p t s o f

    t h e i n v e n t i o n .

    T h u s ,

    a s shoWn

    i n

    F I G . 1 1 ,

    a ? r s t

    p o r t i o n

    120

    i n c l u d e s a n

    o u t e r s u r f a c e

    120a and a n

    i n n e r s u r f a c e 120b

    s u r r o u n d e d by

    a n

    e d g e

    1 2 0 6 .

    A econd o r

    c u r v e d

    p o r t i o n Which may b e

    c h a r a c t e r i Z e d a s

    a

    g r i p , p o c k e t o r

    c r a d l e

    p o r t i o n 130

    i s

    c o n n e c t e d

    t o

    t h e ? r s t

    p o r t i o n

    120 t h r o u g h a n

    i n t e r m e d i a t e

    p o r t i o n 1 4 0 . P o r t i o n

    130

    i n c l u d e s

    a n o u t e r s u r f a c e 1 3 0 a ,

    a n

    i n n e r s u r f a c e 1 3 0 b , a n e d g e 1 3 0 c ,

    t h e r e b e t W e e n

    a c u r v e d

    t h u m b o r

    ? n g e r r e c e i v i n g

    p o c k e t 1 3 0 d ,

    a n d a

    c o n n e c t i n g

    p o r t i o n 1 3 0 6 .

    As

    shoWn,

    t h e

    p o r t i o n

    140

    c u r v e s

    more

    t h a n

    on

    t h e o r d e r o f 1 8 0 b e t W e e n

    a

    p o r t i o n

    120d o f t h e

    ? r s t

    p o r t i o n

    a n d a p o r t i o n 1 3 0 6 o f t h e s e c o n d p o r t i o n .

    T h e e x a c t c o n ? g u r a t i o n

    o f

    s t r i n g

    e n g a g i n g

    t i p s 2 0 6 ,

    1 5 0 6

    may be

    v a r i e d a s d e s i r e d

    from

    p o i n t

    t o a round r a d i u s

    shoWn,

    f o r

    e x a m p l e , b y t h e

    d o t t e d

    l i n e s 1 5 0 6 i n F I G . 1 0 .

    F I G S .

    17A

    a n d 17B

    i l l u s t r a t e a n o t h e r

    a l t e r n a t i v e

    p i c k

    s e c u r i n g

    m e a n s

    4 6 0 , h e r e shoWn a n g l e d

    t o W a r d p o r t i o n

    4 2 0

    Whereby

    a

    p i c k , n o t s h o W n , may b e moved i n v a r i o u s

    d i r e c t i o n s

    a l a

    F I G S .

    9A

    n d 9 B , b u t s e c u r e d b y e n d p o r t i o n

    4 6 7 a g a i n s t o p p o s i t e o u t W a r d m o v e m e n t . H e r e

    a l s o ,

    i t W i l l

    b e n o t e d t h a t t h e ? n g e r

    r e s t p o r t i o n

    430 may h a v e a g r e a t e r

    r a d i u s

    o r

    r a d i i t h a n c o m p a r a b l e p o r t i o n s

    30

    a n d

    1 3 0 , f o r

    e x a m p l e . A l s o , a c o m p a r i s o n

    W i t h

    130

    o f F I G . 1 0 shoWs a n

    open

    c e n t e r

    i n

    130

    v e r s u s

    a

    c l o s e d

    c e n t e r .

    Varying

    t h e s e

    a s p e c t s W i l l a l l o W more o r l e s s

    ?nger

    o r thumb p r e s s u r e

    a n d / o r p r e s s u r e t o

    b e d i r e c t l y

    a p p l i e d t o

    t h e p i c k ,

    t h e r e b y

    v a r y i n g p l a y i n g c o n d i t i o n s ,

    s u c h

    a s

    d a m p e n i n g

    t o p r o d u c e

    r e l a t i v e l y d i f f e r e n t

    d e g r e e s o f

    b r i g h t n e s s a n d e f f e c t i v e l y

    t u n e

    t h e p i c k .

    10

    1 5

    25

    35

    45

    55

    6 5

    6

    Another means f o r

    s e c u r i n g

    a p i c k i n a h o l d e r i s i l l u s t r a t e d

    b y F I G S .

    18A18C, W h e r e i n a p i c k h a s a n e n l a r g e d p o r t i o n

    355 o f a s i Z e a d a p t e d t o s l i d e i n t o a n d ? t s n u g l y i n a l a t e r a l l y

    e x t e n d i n g s pa c e 5 9 0 a d j a c e n t t h e

    b r i d g i n g

    o r c o n n e c t i n g

    p o r t i o n s 5 4 0 a o r

    5 4 0 c .

    I n

    F I G . 1 8 A ,

    t h e s e c u r i n g

    member

    560

    o f

    a

    t y p e d i s c l o s e d h e r e i n

    h o l d s

    t h e

    p i c k

    i n

    p l a c e

    W h e r e i n

    i n

    F I G . 1 8 C , a

    f u r t h e r

    e n l a r g e d

    p o r t i o n 5 5 6

    s n a p s

    i n t o

    a n

    o p e n i n g i n t h e p o r t i o n

    540c

    o r 5 3 0 .

    The ? r s t and

    second

    p o r t i o n s m y have a gap

    t h e r e b e t W e e n ,

    a s shoWn

    i n FIGS. 9A nd 9B, Which s e r v e

    t o

    r e c e i v e a n d c a p t u r e a p l e c t r u m o r p i c k 1 5 0 . F I G . 9B

    shoWs

    t h e t a b 160

    a f t e r

    e x t e r n a l f o r c e Was a p p l i e d t o

    u r g e

    t h e t e e t h

    1 6 0 [ shown i n F I G . 9 C , i n t o t h e p l e c t r u m 1 5 0 . With t h i s

    a p p r o a c h , a n d u s i n g p r o pe r y e t s i m p l e

    j i g s

    a n d e q u i p me n t

    f o r f a b r i c a t i o n , i n c l u d i n g

    c u t t i n g

    a l i g n m e n t , a n d

    c r i m p i n g ,

    t h e

    p o s i t i o n

    o f t h e p i c k

    r e l a t i v e

    t o t h e

    ? n g e r

    o r

    thumb

    r e c e i v i n g g r i p p o t i o n 1 3 0

    may b e

    i n ? n i t e l y v a r i e d

    a n d

    a c c u r a t e l y a n d

    p r e c i se l y f a b r i ca t e d t o

    m e e t

    n e a r l y

    e v e r y

    u s e r s r e q u e s t , i n c l u d i n g

    W i t h o u t

    l i m i t a t i o n , a n g l e , m a t e r i a l ,

    h a r d n e s s ,

    ? e x i b i l i t y ,

    s h a p e , s i Z e , a n d

    t h i c k n e s s .

    T h e p l e c

    trum

    150

    may

    e

    o f

    any

    s t a n d a r d , o r

    i n

    some

    n o n - s t a n d a r d

    a n d

    custom

    y p e s Whereby h e u s e r s W i l l n o t b e l i m i t e d i n t h e

    t y p e o f p i c k t h a t t h e y a r e u s i n g b u t y e t W i ll o b t a i n

    a l l

    o f t h e

    a d v a n t a g e s

    o f t h e i n v e n t i o n . S i n c e t h e r e c e i v i n g p o r t i o n

    i n c l u d i n g

    t h e

    i n s i d e s u r f a c e s 120b and 130b may accom

    m o d a t e d i f f e r i n g

    t h i c k n e s s e s ,

    s i Z e s a n d

    s h a p e s ,

    t h e h o l d e r

    u n i t 1 1 0 becomes q u i t e v e r s a t i l e . The

    s p a c i n g

    b e t w e e n 1 6 0 [

    a n d 1 2 0 ,

    o r 467

    a n d

    4 2 0 ,

    a n d

    t h e p o s s i bl e s p r i n g

    l o a d

    may

    b e a d j u s t e d o r may r e q u i r e d i f f e r e n t models o accommodate

    p i c k s o f g r e a t l y

    d i f f e r e n t

    t h i c k n e s s e s . T h u s , i f

    t h e

    g a p

    i s

    s e t

    f o r a

    p i c k 0 . 0 1 5 t h i c k ,

    i t may n o t r e c e i v e o r push

    doWn

    on

    a p i c k 0 . 0 4 5 t h i c k . H e r e , t h e a d j u s t m e n t s may b e i n

    t h e

    p h y s i c a l p r o p e r t i e s o f

    p o r t i o n 1 6 0

    i n c l u d i n g

    s t i f f n e s s ,

    ? e x i b i l i t y , a n d r e s i l i e n c e , f o r e x a m p l e . We h a v e f o u n d t h a t

    m e t a l

    p r o v i d e s

    t h e ,

    b e s t

    r e s u l t s

    f o r

    t h e

    m a n u f a c t u r e

    o f

    t h e

    h o l d e r s 1 1 0 , 4 1 0 , a n d 5 1 0 . When t h e s e v a r i o u s t y p e s

    o f

    p l e c t r u m s

    a r e

    u s e d , We h a v e f o u n d

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  • 7/25/2019 U.S. Patent 6,054,643, entitled "Pick With Gripping Means", to inventor Chance of Bigrock, dated April 25, 2000.

    13/14

    6 , 0 5 4 , 6 4 3

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    ment.

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    ?nger and a

    thumb

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    a

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    one

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    t h e

    thumb

    and

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    ?nger

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    t o h o l d

    s a i d d e v i c e .

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    p i c k

    d e v i c e

    a c c o r d i n g

    t o

    c l a i m

    2 , W h e r e i n

    s a i d

    ? r s t

    a n d s e c o n d p o r t i o n s c o m p r i s e a n d a r e i n t e g r a l l y

    connected i n an

    i n t e r m e d i a t e

    a r e a curving more t h a n 1 8 0 .

    4 .

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    p i c k

    d e v i c e

    a c c o r d i n g

    t o

    c l a i m

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    s a i d

    ? r s t p o r t i o n i s

    i n

    t h e

    f o r m o f a p l e c t r u m h a v i n g

    g e n e r a l l y pl a n a r i n n e r a n d o u t e r s u r f a c e s a n d

    a

    s u r r o u n d i n g

    e d g e

    b e t W e e n s a i d s u r f a c e s .

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    p i c k

    d e v i c e

    a c c o r d i n g

    t o

    c l a i m

    4 , W h e r e i n

    s a i d i n n e r s u r f a c e o f s a i d s e c o n d

    p o r t i o n

    i n t h e a r e a

    o f s a i d

    c r a d l e

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    i n n e r

    s u r f a c e o f s a i d p l e c t r u m .

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    p i c k

    d e v i c e

    a c c o r d i n g

    t o

    c l a i m

    3 , W h e r e i n

    s a i d ? r s t and second p o r t i o n s and i n t e r m e d i a t e a r e a s a r e

    made

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    r e l a t i v e l y ? a t m a t e r i a l

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    may

    e

    f o r m e d

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    i t s h a p e a f t e r b e i n g f o r m e d .

    7 .

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    6 , W h e r e i n

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    made

    by t h e s t e p s o f f o r m i n g s a i d

    ? r s t

    a n d

    s e c o n d p o r t i o n s o f

    a t h i n

    m a t e r i a l , p r o v i d i n g

    a c u r v e d ? n g e r

    c r a d l e a r e a i n s a i d s e c o n d

    p o r t i o n

    a n d b e n d i n g s a i d s e c o n d

    p o r t i o n

    o v e r s a i d ? r s t

    p o r t i o n

    t h r o u g h a

    bend

    i n t h e o r d e r o f

    1 8 0 .

    8 .

    An i m p r o v e d

    p i c k

    d e v i c e a c c o r d i n g t o c l a i m 7 , W h e r e i n

    s a i d f o r m i n g s t e p i s d i e - c u t t i n g a ? a t m a t e r i a l a n d s a i d

    b e n d i n g s t e p i n c l u d e s h e a t t r e a t i n g s a i d

    m a t e r i a l .

    9 . An i m p r o v e d p i c k d e v i c e a c c o r d i n g t o c l a i m 6 ,

    W h e r e i n

    s a i d m a t e r i a l

    i s f o r m e d b y

    s t e p s

    i n c l u d i n g p r o g r e s s i v e

    d i e

    s t a m p i n g .

    1 0 .

    An

    i m p r o v e d

    p i c k d e v i c e a c c o r d i n g

    t o

    c l a i m

    2 ,

    Wherein s a i d

    m a t e r i a l i s

    a m e t a l .

    1 1 .

    An

    i m p r o v e d

    p i c k de v i c e a c c o r d i n g t o

    c l a i m 2 ,

    W h e r e i n s a i d m a t e r i a l i s a p l a s t i c .

    1 2 .

    An

    i m p r o v e d

    p i c k d e v i c e a c c o r d i n g t o c l a i m

    2 ,

    W h e r e i n

    s a i d

    d e v i c e

    i s

    made b y

    t h e s t e p s

    o f

    i n j e c t i o n

  • 7/25/2019 U.S. Patent 6,054,643, entitled "Pick With Gripping Means", to inventor Chance of Bigrock, dated April 25, 2000.

    14/14

    6 , 0 5 4 , 6 4 3

    m o l d i n g a p l a s t i c

    m a t e r i a l

    i n t o a m o l d , a l l o w i n g s a i d m a t e

    r i a l t o

    c u r e , r e m o v i n g

    s a i d d e v i c e

    f r o m

    s a i d

    m o l d ,

    a n d

    ? n i s h i n g

    s a i d

    d e v i c e .

    1 3 .

    An

    i m p r o v e d

    p i c k d e v i c e

    a c c o r d i n g

    t o

    c l a i m 1 ,

    W h e r e i n i n s i d e

    s u r f a c e s

    o f s a i d ? r s t p o r t i o n a n d

    s a i d

    s e c o n d

    p o r t i o n

    c o o p e r a t e

    t o

    h o l d

    a

    s e p a r a t e

    p l e c t r u m

    b y

    d i r e c t

    c o n t a c t

    W i t h o u t s i d e s u r f a c e s o f s a i d p l e c t r u m When i t

    i s

    b e i n g h e l d t h e r e i n .

    1 4 . An

    i m p r o v e d

    p i c k de v i c e a c c o r d i n g t o c l a i m 1 3 ,

    W h e r e i n

    s a i d p l e c t r u m

    h a s

    a n

    u p p e r a n d

    l o W e r

    s u r f a c e ,

    s a i d

    i n n e r s u rf a c e

    o f s a i d

    ? r s t

    p o r t i o n

    b e i n g i n d i r e c t c o n t a c t W i t h

    s a i d

    l o W e r

    s u r f a c e

    o f

    s a i d p l e c t r u m , s a i d i n n e r s u r f a c e

    o f

    s a i d

    s e c o n d

    p o r t i o n

    b e i n g i n d i r e c t c o n t a c t W i t h

    s a i d

    u p p e r

    s u r f a c e o f

    s a i d p l e c t r u m When s a i d p l e c t r u m i s p o s i t i o n e d

    t h e r e i n .

    1 5 . An

    i m p r o v e d

    p i c k de v i c e a c c o r d i n g t o c l a i m 1 3 ,

    Wherein s a i d

    d e v i c e has

    a t a b

    t o

    engage a

    plectrum t o h o l d

    s a i d

    p l e c t r u m i n

    p o s i t i o n .

    1 6 . An

    i m p r o v e d

    p i c k de v i c e a c c o r d i n g t o c l a i m 1 5 ,

    Wherein

    s a i d t a b

    i s

    j o i n e d

    t o

    s a i d

    d e v i c e

    a t

    a ? r s t

    end

    and

    h a s

    a

    p l e c t r u m

    engaging p o s i t i o n on a second end b e i n g a t

    a n

    a n g l e

    t o a l l o W s a i d

    p l e c t r u m

    t o

    p a s s

    i n a ? r s t d i r e c t i o n

    b u t

    t o r e s i s t

    p a s s a g e When

    s a i d

    p l e c t r u m i s t o

    be draWn i n on

    o p p o s i t e

    s e c o n d d i r e c t i o n .

    1 7 . An

    i m p r o v e d

    p i c k de v i c e a c c o r d i n g t o c l a i m 1 6 ,

    W h e r e i n s a i d

    t a b

    i s

    s e p a r a t e f r o m s a i d

    s e c o n d

    p o r t i o n .

    1 8 . An

    i m p r o v e d

    p i c k de v i c e a c c o r d i n g t o c l a i m 1 6 ,

    W h e r e i n s a i d t a b d e p e n d s

    from

    s a i d

    s e c o n d p o r t i o n a t

    a n

    a n g l e

    t o W a r d

    s a i d

    ? r s t p o r t i o n .

    1 9 .

    An

    i m p r o v e d

    p i c k

    d e v i c e

    a c c o r d i n g t o c l a i m 1 5 ,

    W h e r e i n

    s a i d

    p l e c t r u m a d d i t i o n a l l y c o m p r i s e s a

    t a b

    e n g a g e

    ment a r e a

    Wherein

    s a i d t a b

    engages

    s a i d a r e a t o

    r e t a i n

    s a i d

    p l e c t r u m

    s e c u r e l y

    i n p o s i t i o n .

    2 0 .

    An

    i m p r o v e d

    p i c k de v i c e a c c o r d i n g

    t o

    c l a i m

    1 9 ,

    Wherein

    s a i d t a b engagement a r e a

    i n

    s a i d p l e c t r u m

    i s

    a n

    opening

    Which

    s a i d

    t a b

    i s r e c e i v e d i n t o

    t o

    s e c u r e s a i d

    p l e c t r u m i n

    s a i d d e v i c e .

    2 1 .

    An

    i m p r o v e d

    p i c k de v i c e a c c o r d i n g t o

    c l a i m 2 0 ,

    W h e r e i n

    s a i d ? r s t

    p o r t i o n h a s a n

    o p e n i n g

    a l i g n e d W i t h s a i d

    t a b ,

    W h e r e b y s a i d t a b

    may b e

    r e c e i v e d i n

    s a i d

    ? r s t

    p o r t i o n

    o p e n i n g W h e n

    i t

    h a s p a s s e d t h r o u g h s a i d p l e c t r u m o p e n i n g .

    2 2 . An

    i m p r o v e d

    p i c k de v i c e a c c o r d i n g t o c l a i m 1 5 ,

    W h e r e i n s a i d t a b h a s s h a r p

    p o i n t e d

    p o r t i o n s t o e n g a g e s a i d

    p l e c t r u m

    a n d h o l d

    s a i d p l e c t r u m s e c u r e l y a g a i n s t m o v e m e n t .

    2 3 . An

    i m p r o v e d

    p i c k de v i c e a c c o r d i n g t o c l a i m 1 5 ,

    W h e r e i n

    s a i d t a b i s

    r e s i l i e n t l y

    b i a s e d

    t o W a r d

    s a i d ? r s t

    p o r t i o n

    a n d f o r c i b l y e n g a g e s s a i d

    p l e c t r u m

    t o s e c u r e s a i d

    p l e c t r u m

    r e l a t i v e t o

    s a i d d e v i c e .

    2 4 . An

    i m p r o v e d

    p i c k de v i c e a c c o r d i n g t o c l a i m 1 5 ,

    W h e r e i n s a i d t a b i s m e c h a n i c a l l y u r g e d i n t o e n g a g e m e n t

    W i t h s a i d p l e c t r u m .

    2 5 .

    An

    i m p r o v e d

    p i c k d e v i c e a c c o r d i n g t o c l a i m

    1 ,

    W h e r e i n

    s a i d d e v i c e h a s

    a

    l a t e r a l l y

    e x t e n d i n g s p a c e b e t W e e n

    s a i d ? r s t a n d s e c o n d p o r t i o n s s i Z e d t o l a t e r a l l y a n d

    s n u g l y

    r e c e i v e

    a n

    e n l a r g e d

    p o r t i o n o f a p l e c t r u m t h e r e i n .

    2 6 .

    An

    i m p r o v e d p i c k

    d e v i c e

    a c c o r d i n g t o c l a i m 1 ,

    W h e r e i n s a i d d e v i c e h a s

    a

    l a t e r a l l y e x t e n d i n g

    open

    s p a c e

    betWeen s a i d

    ? r s t

    and second p o r t i o n s t o accommodate a

    5

    25

    35

    45

    55

    1 0

    s t r i n g o f s a i d s t r i n g e d i n s t r u m e n t , W h e r e b y s a i d d e v i c e i s

    s e c u r e l y

    r e t a i n e d

    o n s a i d

    s t r i n g e d

    i n s t r u m e n t .

    2 7 . An

    i m p r o v e d

    p i c k de v i c e a c c o r d i n g t o c l a i m 2 6 ,

    W h e r e i n s a i d

    s p a c e

    i s g r e a t e r i n s i Z e

    t h a n

    t h e

    d i a m e t e r

    o f s a i d

    s t r i n g .

    2 8 .

    A

    i c k

    h o l d e r

    d e v i c e

    f o r

    p r e s s u r e

    h o l d i n g

    b y

    a

    ? n g e r

    a n d

    a

    thumb, and f o r

    u s e

    W i t h

    a

    s t r i n g e d

    i n s t r u m e n t

    h a v i n g

    a

    p l u r a l i t y o f p r e d e t e r m i n e d h o l d e r a t t a c h m e n t

    means

    t h e r e o n , a n d f u r t h e r

    c o m p r i s i n g a r e m o v a b l e

    p i c k ,

    W h e r e i n

    s a i d p i c k

    may

    b e a t t a c h e d t o a n d o r i e n t e d W i t h s a i d h o l d e r

    b y

    a user i n

    more

    than one

    Way.

    2 9 . A i c k h o l de r d e v i c e a s i n

    c l a i m

    2 8 , W h e r e i n s a i d

    h o l d e r

    a t t a c h m e n t means

    a r e o p e n i n g s

    r e c e i v i n g

    a

    p o r t i o n

    o f

    a

    pick t h e r e i n

    f o r

    s e c u r e a t t a c h m e n t .

    3 0 . A i c k h o l de r d e v i c e a s i n

    c l a i m

    2 8 , W h e r e i n s a i d

    a t t a c h m e n t means

    i n c l u d e

    a

    s l o t

    a n d a

    s t r a i g h t

    e d g e p o r t i o n

    p a r a l l e l

    t o s a i d s l o t .

    3 1 . An i m p r o v e d p i c k a p p a r a t u s c o m p r i s i n g :

    a p i c k h o l d e r h a v i n g a c u r v e d ? n g e r g r i p

    p o r t i o n

    a n d a

    p i c k

    s e c u r i n g

    t a b ;

    a p i ck h a v i n g a p l u r a l i t y o f p r e d e t e r m i n e d h o l d e r

    a t t a c h

    ment means t h e r e o n t o

    p r o v i d e

    f o r s a i d

    p i c k

    t o b e

    a t t a c h e d t o and

    o r i e n t e d

    W i t h s a i d

    p i c k

    h o l d e r i n a

    s e l e c t e d one Way from a p l u r a l i t y

    o f

    Ways;

    s a i d

    t a b c o o p e r a t i n g W i t h

    s a i d

    h o l d e r

    a t t a c h m e n t means

    on s a i d

    p i c k t o s e c u r e

    s a i d

    p i c k a n d

    s a i d

    p i c k h o l d e r

    t o g e t h e r i n t h e

    s e l e c t e d

    o n e

    W a y .

    3 2 . An i m p r o v e d p i c k a p p a r a t u s

    a s

    i n

    c l a i m 3 1 ,

    W h e r e i n

    s a i d p i c k h o l d e r c o m p r i s e s

    a ? r s t

    p o r t i o n o f m a t e r i a l h a v i n g

    an i n n e r s u r f a c e and an o u t e r s u r f a c e ;

    a s e c o n d p o r t i o n f o r m i n g a ? n g e r g r i p p o r t i o n i n t h e

    f o r m

    o f

    r e l a t i v e l y

    t h i n m a t e r i a l e x t e n d i n g o v e r t h e i n n e r

    s u r f a c e

    o f s a i d ? r s t p o r t i o n , s a i d s e c o n d p o r t i o n h a v i n g

    an i n n e r s u r f a c e

    and

    an o u t e r s u r f a c e ;

    s a i d ? r s t a n d s e c o n d

    p o r t i o n s b e i n g

    j o i n e d b y a n

    i n t e r

    m e d i a t e p o r t i o n ;

    s a i d

    s e c o n d

    p o r t i o n h a v i n g

    a

    c u r v e d ? n g e r c r a d l e c o n

    ? g u r a t i o n on s a i d o u t e r s u r f a c e ;

    s a i d i n n e r s u r f a c e o f

    s a i d

    s e c o n d p o r t i o n fa c i n g

    s a i d i n n e r

    s u r f a c e

    o f

    s a i d

    ? r s t

    p o r t i o n .

    3 3 . An i m p r o v e d

    p i c k a p p a r a t u s

    a s

    i n c l a i m

    3 1 ,

    W h e r e i n

    s a i d t a b i s

    r e s i l i e n t l y

    b i a s e d

    t o W a r d

    s a i d ? r s t

    p o r t i o n , s a i d

    r e s i l i e n t b i a s h o l d i n g s a i d

    t a b

    i n c o n t a c t

    W i t h

    s a i d h o l d e r

    attachment means on s a i d p i c k .

    3 4 . A

    o l d e r a p pa r a t u s f o r

    u s e

    by

    a u s e r ,

    t h e

    a p p a r a t u s

    c o m p r i s i n g :

    a

    p i c k ;

    a

    p i c k

    h o l d e r h a v i n g a

    t a b a d a p t e d

    t o

    engage and

    s e c u r e

    t h e p i c k t o

    r e t a i n

    s a i d p i c k

    i n a

    ?xed p o s i t i o n a l r e l a

    t i o n s h i p t o s a i d

    p i c k

    h o l d e r , s a i d

    p i c k

    h a v i n g a t a b

    e n g a g i n g

    p o r t i o n ;

    Wherein

    s a i d t a b can be s e c u r e d

    t o

    s a i d p i c k a t any one o f

    a p l u r a l i t y

    o f v a r i o u s

    p l a c e s

    o n s a i d p i c k , Whereby

    t h e

    a t t i t u d e o f t h e

    p i c k

    t o t h e h o l d e r c a n b e e a s i l y v a r i e d

    by

    the u s e r .