building a chair from cardboard

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The purpose of this exercise is to design and construct an adult-size portable chair [with demountable folding or take apart capabilities]. Students are encouraged to research and take into account basic structural principles, material usage/limitations, form configurations and human factors that affect the design of a seating product. Students should create a well-designed chair that responds to the psychological and social needs of the individual or group using it. Students are encouraged to select a site within the downtown core and approach the design with the goals of constructing meaning, questioning space and developing a place for spatial mediation of everyday life.

TRANSCRIPT

Page 1: Building a chair from cardboard
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Ryerson universityschool of interior design

Design Dynamics

Namascha

professor di-cintiodate

november 30.2012

done by: bahareh zaeem

Page 4: Building a chair from cardboard

Part A1. Chairs, seating [folding, nomadic furniture]

2. Folding, packaging design, origami

3. Geometric mathematical information, nature

4. Anthropometric information

5. Site Research, spatial studies, user studies

Part B1. Concept

2. Ideation : Mind mapping & Detailed Sketches

3. Prototyping Stage: Minimum of 4 prototypes

Part CFinal PieceBiblipgraphy

3- 18

3-7

8-11

12-13

14- 16

17-18

19-27

20

21-22

23-27

28- 34

29-3435

Table of Contents

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Part A

1. Chairs, seating [folding, nomadic furniture]

2. Folding, packaging design, origami

3. Geometric mathematical information, nature

4. Anthropometric information

5. Site Research, spatial studies, user studies

6. Any other relevant information

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Research Chairs, seating [folding, nomadic furniture]

“It’s such a common part of daily living that

we don’t think of it as being special”

Invention of chairs and seating areas dates back to six or seven centries BCE. Egyptians cHairs represented natural forms to avoid chaos. Initially Common people would sit on the ground whereas chairs were reserved for royal families.

Rich carving and polychromatic surface treatments were typical of chairs re-served for important people, but by the mid-17th century, as chairs became more common and very often upholstered, they became both lighter and smaller.

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Research [folding furniture]

“Folding and Nomadic seats are designed

to occupy less space when they are not

being utilized ”A common form of folding seat can be detected within the subway and bus system in Toronto. FOlding seats are uti-lized (when not occupied) to make room for Wheelchair.

Common Uses of a folding chair are:

Graduation, Sporting Events, dinner table at parties to make temporary seating space.

A folding chair masterful-ly fits in to any interi-or, at the same time it per-forms the role of a main element in it or can even create a single form of it.

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Research [Nomadic furniture]

Victor Papanek a designer strongly focused on socially and ecologically responsible design of everyday products.

“design has become the most powerful tool with

which man shapes his tools and environments”-Victor Papanek

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Research [Nomadic furniture]- Sketches

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Research Folding design

“Folding designs are specificly for small urban

spaces ”Folding is dimensional, and because of this, if panel 1 is to fold into panel 2 and lie flat, panel 1 must be

slightly smaller. That’s called compensation.Things to consider before starting to fold1, target audience2. target budget3. Method of Assembly and distribution

Origami-Inspired Kayak Folds Into Compact Carrying CaseAnton Willis created a kayak that could be folded up, stashed in a trunk or closet, or even checked on plane. Twelve feet long, 12 inches wide, and 25 pounds, it’s portable enough for its user to hike it in to remote waters. It’s called the Oru Kayak.

folding bicycle a bicycle designed to fold into a com-pact form, facilitating transport and storage. When folded, the bikes can be more easily carried into buildings and workplaces or on public transportation and more easily stored in compact living quarters or aboard a car, boat or plane.

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Research packaging design

This green furniture called ‘Move’ is made out of cor-rugated recycled cardboard is crafted out of old boxes that have been turned into tables and chairs! This sustainable furniture has a dual purpose, first it is used as a packing box and then it can be turned into a furniture. This cardboard furniture is extremely du-rable and is biodegradable

as well!

Designed by Pedro Gomes, the “Compact” are foldable utility furniture options that are durable and green. Crafted from corrugated cardboard, this modular fur-niture arrives in pieces comprising of five flat cardboard pieces that can be joined together with wood glue. This fur-niture has a recycled polypropylene fin-ishing and is light-weight, eco friendly

and very durable.

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Research Origami Folds

Brennan Letkeman designed the ergonomically efficient stealth chair. created from sheet cardboard and no adhesives or glues are used in the con-struction. chair flaunts a spiny appear-

ance, it offers comfort for lounging.

Tom de vrieze, created the kraftwerk cardboard chair. The not eco friendly cardboard used for the construction is only 4mm thick and is filled with polyurethane foam which is expandable.

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Research Origami Folds

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Research Geometric Mathematical Information

Western Washington University Student showcasing modular geometric elemnts

Triangle is the strongest geometric form. Bridge known in architecture is a truss bridge.It is made of trian-gles.when you push any-where on a triangle, it either contracts or expands(tries and fails) instead of

Circles and spheres are probably the most stable geometric shape when bearing weight. they function as an arch. An arch distrib-utes force evenly along its curvature. The force acting on a triangle is transmitted directly to the base, and the two vertices at the bottom experience a pair of forces directed horizontally in oppo-site directions.

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Research Geometric Shapes found in nature

ice crystals and snowflakes are composed of complex geometric shapes

Quartz, geodes and other geologic crystals are poly-gons.

The path traced by any type of projec-tile in flight is a parabola.

Bamboo and sugar cane have cylindrical bod-ies.

DNA is shaped in the form of a double helix.

Honeycombs inside a bee’s nest are hexagons.

pentagon and stars: starfish, star fruit

quadratic graph: ballistic trajectory

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Research Anthropometric information

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Research Anthropometric Sketches

The Position of the Lumbar Spine in Each of the Postures.They found that sitting erect with a lumbar support significant-ly improved ventilatoryefficiency, compared to the slumped and normal sitting postures. The backrest needs to support the weight of the upper extremi-ties and head [if reclined], as well as allow the user’s muscles to relax.

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Research Chiar Yoga anthropometrics

Chair yoga is the term generally used to describe a gentle form of yoga that is practiced sitting in a chair, or stand-ing using a chair for support. Utilized due to the effects of aging and disabilities. Chair Yoga classes are often seen in senior centers, people with assisted living lifestyles, nurs-ing homes, adult day care centers, and physical rehabilitation units. Clients can learn many kinds of yoga postures, breathing techniques, meditation, and ways of relaxation, with the aid of

a chair.

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Research Site Research

Trinity Bellwoods ParkThe park lives up to its role as one of the hippest and most cultured of Toronto’s pub-lic spaces, playing host to many art shows and cultural events. This area, between Queen and Dundas just east of Ossington, has gone through many transitions in the last century and, while it may feel like it, it hasn’t al-ways been Toronto’s hip hangout.

Trinity Bellwoods is still a conventional park with three baseball diamonds, eight tennis courts, two multi-use fields, an outdoor hockey pad and many jogging trails. The southeast corner of the park provides a great view of the CN Tower and the towering fi-nancial district serving as the ultimate juxtaposition to Trinity Bellwoods and its periphery

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Research user studies

Sitting Yoga is mostly focused on users with some sort of disability. A chair is used as a support element for the user. Sitting or supported Yoga is alot like sitting by a desk, because the user has to sit at almost the edge of the chair, and be able to drop a coin to the ground and pick it up in a smooth motion.

However, I intend on designing a chair is utilized by those with a sort of disability as well as those that can put their yoga mat somewhere within the chair to carry their mat around and be able to sit down and socialize after their healthy outdoor yoga activity.

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1. Concept

2. Ideation : Mind mapping & Detailed Sketches

3. Prototyping Stage: Minimum of 4 prototypes

Part B

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Concept

site: Area of gatheringEnjoying leisure outdoor activitiesA place to sit down and chill with others at the hub

of Queen west

Chair Design: Mostly focus on outdoor yoga ac-tivity. The user must be able to bend down and place a coin on the groun in a sitting position for a yoga chair

Usage: Held by a hand inspired by

Possible User: Anyone with any sort of disabil-ity who enjoys doing a yoga activity outdoors. Can be hung from a rolling chair, a wheelchair, or any form of transportation that is composed of a handle like a bicycle.

The design of Namascha is mostly focused on a user who enjoys doing yoga. Chair Yoga is mostly focused on the user’s weight forced mainly in the front half of a chair. This chair can be used as a place to sit down along with friends. As well as a chair to carry a yoga mat in the round area at top and do individual yoga at the Trinity Bellwood park. This specific site is chosen due to being the main hub of gathering for many people in diverse age range. This chair will be composed of a round surface that resembles an area that can hold a yoga mat within it. A handle for the user to be able to carry around. Most of the ma-terial should be used for the sitting are rather than the back because more weight is exerted on the front half of the chair.

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Ideation Mind mapping & Detailed Sketches

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Ideation Mind mapping & Detailed Sketches

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Ideation PROTOTYPE 1 - template

opening to cut out Mountain fold Valley fold

Mountain FoldCUT lines

Sitting area

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Ideation PROTOTYPE 1

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Ideation PROTOTYPE 2 - template

opening to cut out Mountain fold Valley fold

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Ideation PROTOTYPE 2

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Ideation PROTOTYPE 3 - template

Mountain fold

Valley fold

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Ideation PROTOTYPE 3

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Part C

FINAL DESIGN

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Template

Mountain Fold

Valley Fold

Full cut

Score lines

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Assembly of namascha

1

23

4 5

6

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Folding Process Pictures

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3D Views

Where the yoga mat is located

Chair Handle

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CHallenges & limitations & end result

Limitations of working with cardboard

Initially I started working with bristol board at 1/4 scale, had diverse design ideas. The moment I got my hands on a card-board and started to score, and shape the cardboard I realized that the force and stability characteristics of my design dif-fer from a bristol board to a cardboard. First time working with cardboard was a challenge in folding and realizing that when a single layer is folded twice, compensation takes place, and the size of that fold should be considered to take the project further.

Challenges with the concept of weight and force dispertion

After making three prototypes I realized that I should consider my own weight dispertion as well as the area that my own body occupies on a chair. making correct mea-surements and considering the height of my yoga chair to be at a height where my user is able to pick a coin from the ground. I came to realized that I’m wasting alot of cardboard, and had many & many challenges to utillize the whole cardboard.

How did I overcome these difficulties

I tried to move myself away from just making a chair that looked like a box or a solid form. I really wanted some geometric and interesting folds within my design. After finishing my design, unfortunately I was not successful in that part, because I found it so difficult to hold the whole cardboard together with inter-esting geometric forms without the use of glue or any other join-ery. Unfortunately i was unable to overcome all of my challenges. Next time more time will be put for aesthetics and mathematical relations between angles and accuracy of the cardboard scoring.

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Final Design at Trinity Bellwoods

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Bibliography

Wired, http://www.wired.com/design/2012/11/oru-fold-ing-kayak/ - Accessed on Nov.27.2012

Design buzz, http://www.designbuzz.com/10-fold-ing-furniture-designs-small-urban-spaces/ - Nov.27.2012

E-minor, http://www.lostateminor.com/2012/03/11/cardboard-furniture-by-chairigami/ - accessed on Nov.25.2012

Carbon Design Group, http://www.carbondesign.com/idsa-nw-junior-show-a-peek-and-up-and-coming-design-ers- accessed on November 23.2012

Browse Yoga, http://www.browseyoga.com/535/antigravi-ty-chair-helps-yogis-do-difficult-yoga-poses-with-ease/ - accessed on Nov.23.2012

Blogto, Toronto Parks: Trinity Bellwoods Park, http://www.blogto.com/sports_play/2012/07/toronto_parks_trinity_bellwoods_park/- accessed on November 20.2012