balancing mechanism of wheelchair seat against the angle of inclination without electric energy...
DESCRIPTION
1. Motivation Wheelchair is only means of movement for the disabled Wheelchair users inevitably meet some stairs, raised spots and slopesTRANSCRIPT
![Page 1: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/1.jpg)
Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Elec-
tric Energy
Group name : 올라가 조20081972 박경원20091994 정태산20102068 이효진20111974 강석우
![Page 2: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/2.jpg)
Contents
1. Motivation2. Goal3. Related Patents4. Our Concept5. Numerical Analysis6. Verification for Stability & Efficiency7. Overall design8. Reference
![Page 3: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/3.jpg)
1. Motivation
• Wheelchair is only means of move-
ment for the disabled
• Wheelchair users inevitably meet some stairs, raised spots and slopes
![Page 4: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/4.jpg)
1. Motivation
• A wheelchair climbing some terrain has
to balance its seat for stability.• Wheelchair users often complain about
battery duration time.
![Page 5: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/5.jpg)
1. Motivation
https://www.youtube.com/watch?v=CQkKOoztij0
![Page 6: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/6.jpg)
2. Goal
Design and make a system to bal-ance
wheelchair seat by using force of gravity instead of electric energy.
![Page 7: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/7.jpg)
3. Patents
Hand-operated
![Page 8: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/8.jpg)
3. Patents
Consume electric energy
![Page 9: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/9.jpg)
4. Our concepts
FRs
Rotate Deceler-ate Fix
(1) FRs & DPs
![Page 10: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/10.jpg)
4. Our concept
DPs
Pivot Spring Switch
(1) FRs & DPs
![Page 11: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/11.jpg)
4. Our concept
H
• We modified our concept.
![Page 12: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/12.jpg)
5. Numerical analysis
(1)Center of Gravity① Average body dimension of men in 30’s② Simplify body such as head, torso, arms,
legs③
![Page 13: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/13.jpg)
5. Numerical analysis
![Page 14: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/14.jpg)
5. Numerical analysis
![Page 15: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/15.jpg)
(2) Measure the battery efficiency
5. Numerical analysis
In process..
![Page 16: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/16.jpg)
6. Verification for stability & Efficiency
We will prove that our product can
save electric energy and is stable
![Page 17: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/17.jpg)
7. Overall design
In process..
![Page 18: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/18.jpg)
• http://www.kipo.go.kr – 특허청• PYH2010041701830001300_P2http://app.yonhapnews.-
co.kr/YNA/Basic/Gallery/YIBW_showPhotoNews_New.aspx?contents_id=PYH20100417018300013
• 닥터메디 www.doctormedi.com• 경성대학교 고령친화 백화점 selris.co.kr• http://wheelopia.co.kr/powerchair/top_chair.html• 창의적 문제해결 TRIZ 100 배 활용하기 1, 정찬근 정다혜 이경원 공저• http://www.hankyung.com/news/app/newsview.php?aid=20
1104192575g• http://www.seoul.co.kr/news/newsView.php?id=201308150
09012• http://www.consumertimes.kr/sub_read.html?uid=235§
ion=sc5• http://pann.news.nate.com/info/252870940• wPYH2010041701830001300_P2http://app.yonhapnews.-
co.kr/YNA/Basic/Gallery/YIBW_showPhotoNews_New.aspx?contents_id=PYH20100417018300013
8. Reference
![Page 19: Balancing Mechanism of Wheelchair Seat against The Angle of Inclination without Electric Energy Group name : 올라가 조 20081972 박경원 20091994 정태산 20102068 이효진](https://reader033.vdocuments.site/reader033/viewer/2022052709/5a4d1b707f8b9ab0599b5192/html5/thumbnails/19.jpg)
Q&A