Redesign of a canopy chair- Design, material, manufacturing process, assembly and robustness

1. REDESIGNING A CANOPY CHAIR
Team 2: Mengshi Gao, Vibin Ilango, Tianshu Li,
Shengyu Lou , Aniruddha Srinath
University of Michigan, Ann Arbor

2. 12/13/2012 Product to be Improved
REDESIGNING A
CANOPY CHAIR
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3. 12/13/2012
REDESIGNING A
CANOPY CHAIR
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4. 12/13/2012
REDESIGNING A
CANOPY CHAIR
LOOK HOW FRUSTRATED
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HE IS……

5. 12/13/2012 Problems & Improvements
REDESIGNING A
CANOPY CHAIR
Customer Complaints
Mobility
Personali-
To design zation
a comfortable, sturdy and economic canopy chair
which is attractive across a wide range of customers (20~75
Sturdiness &
years old) for allDurability outdoor recreations.
kinds of
Comfort
Delighting Features
Presence Of Cup Holder
Weight Of Chair
Presence Of Canopy Presence Of Phone
Storage
Sturdiness Of Chair Seat Back Angle
5
Adjustment

6. 12/13/2012 Target Groups
REDESIGNING A
CANOPY CHAIR
PRIMARY CUSTOMERS SECONDARY CUSTOMERS
20-50 Age 51-75
Sturdiness &
High Good
Durability
Good Mobility Good
Basic Comfort High
Good Personalization Good
Perform at BASIC Level
Perform at GOOD Level
6 Perform at HIGH Level

7. 12/13/2012 Concepts
REDESIGNING A
CANOPY CHAIR
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8. 12/13/2012 Functional Improvements - Canopy
REDESIGNING A
CANOPY CHAIR
• A Flipping Extension can provide wider range to safeguard the customers
from rain and sunlight.
Kelsyus Original Umich NEW
Canopy Chair Canopy Chair
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9. 12/13/2012 Also, it can be swiveled...!
REDESIGNING A
CANOPY CHAIR
25% Shadow Area Increase
50% Side Area Increase
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360° Swivel Angle

10. 12/13/2012 Functional Improvements – Seat Material
REDESIGNING A
CANOPY CHAIR
• Nylon fabric is highly durable, and easy to wash and care for.
Kelsyus Original Umich NEW
Canopy Chair Canopy Chair
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11. 12/13/2012 For elderly customers group, cushion is available
REDESIGNING A
CANOPY CHAIR
Inserted with
Polyurethane Foam
cushion
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12. 12/13/2012 Functional Improvements - Storage
REDESIGNING A
CANOPY CHAIR
• The lightweight, easy-folding material in bellow mechanism contributes
much to the functionality and styling of this practical widget.
Kelsyus Original Umich NEW
Canopy Chair Canopy Chair
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13. 12/13/2012 PP Retractable Below Cup-holder
REDESIGNING A
CANOPY CHAIR
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14. 12/13/2012 Functional Improvements - Sturdiness
REDESIGNING A
CANOPY CHAIR
• The tilting and holding brackets would both reduce stress and increase
durability.
Kelsyus Original Umich NEW
Canopy Chair Canopy Chair
Tilting Bracket Holding Bracket
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15. 12/13/2012 Hybrid concept – Tube Position Reinforcement Block
REDESIGNING A
CANOPY CHAIR
Also, features an extended storage room.
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16. 12/13/2012 Functional Improvements – Seat Back Adjustment
REDESIGNING A
CANOPY CHAIR
• The Slot Mechanism does everything possible to achieve the tradeoff
between functionality and reliability.
Kelsyus Original Umich NEW
Canopy Chair Canopy Chair
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17. 12/13/2012 Pin-Slot Mechanism
REDESIGNING A
CANOPY CHAIR
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18. 12/13/2012 Folding
REDESIGNING A
CANOPY CHAIR
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19. 12/13/2012 Folding
REDESIGNING A
CANOPY CHAIR
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20. 12/13/2012 Folding
REDESIGNING A
CANOPY CHAIR
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21. 12/13/2012 Folding
REDESIGNING A
CANOPY CHAIR
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22. 12/13/2012 Folding
REDESIGNING A
CANOPY CHAIR
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23. 12/13/2012 Further Functional Improvements
REDESIGNING A
CANOPY CHAIR
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24. 12/13/2012 Material Improvements – Primary Redesign
REDESIGNING A
CANOPY CHAIR
Tube Frame
Stainless Steel
Gasket
ABS Plastic
Oval-section Tube Frame Reinforcement Blocks
24 Low Alloy Steel High Strength Polyamides

25. 12/13/2012 Material Improvements - Secondary Redesign
REDESIGNING A
CANOPY CHAIR
Seat Cushion Pad
Single Layer Fabric
Bellow
Nylon Mesh
Seat Cushion Pad Bellow
Polyurethane Foam PP Homopolymer
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26. 12/13/2012 Process Improvements
REDESIGNING A
CANOPY CHAIR
• Assembly Efficiency Improved: From 25% to 42%
– Simplified mechanism
– Reduced Manual Steps
– Self-positioning Reinforcement Block
• Manufacturing Tooling Cost Reduced by: $20,000 per 100,000
units
– Better formability due to
material change from Stainless
Steel to Low Alloy Steel
(AISI 1070/4130)
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27. 12/13/2012 Cost Improvements (BOM and BOP)
C anopy Canopy
REDESIGNING A BO I D
M
Canopy
C ot h
l
C ry
ar
St r aps
H di ng
ol
C i ps
l
Canopy
f r ame
Leg
suppor t
Canopy Canopy
ext ensi on suppor t i ng
sw vel
i
j oi nt -
sw vel
i
j oi nt s -
Ar m r est - Ar m r est -
m le
obi dr i nk
End l eg
pl ast i cs m
Sl ot
echani sm
C r
hai
Seat i ng
C r M n
hai
Fr am
ai
e
Fi nal - assy C - FA- 01
C
CANOPY CHAIR pl ast i cs f l aps ar ms
t op bot t om
hol di ng hol di ng cl ot h
Fast ener s-
Cover - chai r Set s of bol t s,
Par t Name C - C - 02
C O C - C - 08
C O C - C - 09
C O C - C - 01
C O C - C - 06
C H C - C - 03
C O C - C - 06
C O C - C - 05
C O C - C - 04
C O C - C - 03
C H C - C - 04
C H C - C - 05
C H C - C - 06
C H C - C - 02
C H C - C - 01
C H
assy nut s and
washer s
Number of
1 1 2 1 1 2 2 2 1 1 1 1 4 4 2 1 4 Del et ed
Par t s
Par t s
M er i al
at $0. 30 $0. 75 $0. 50 $0. 43 $0. 50 $0. 60 $0. 34 $1. 08 $1. 08 $0. 38 $0. 38 $0. 50 $0. 09 $2. 00 $1. 70 $0. 00 $2. 00
( $/ uni t )
Manuf act ur i ng Pr ocess
$0. 20 $0. 10 $0. 08 $0. 20 $0. 20 $0. 08 $0. 10 $0. 10 $0. 05 $0. 05 $0. 10 $0. 10 $0. 40 $0. 08 $0. 20
( $/ uni t )
Assem y Ti m
bl e 10. 6 7. 9 7. 9 2. 63 16 34 3. 95 3. 95 27. 8 17. 9 10. 6 12. 6 16
( $0. 01/ s)
C - C - 01
C O Cover C ot h
l 1 $0. 30 $0. 40 10. 6 $0. 20
C - C - 02
C O C r y St r aps
ar 2 $0. 75 7. 9 $0. 00
C - C - 03
C O H di ng C i ps
ol l 2 $0. 40 $0. 20 7. 9 $0. 00
U pper Bar
C - C - 04
C O 2 $0. 15 10. 72 $0. 26
H di ng C ot h
ol l
Upper ar m t o
C - C - 05
C O l ow ar m l i nk-
er 2 $1. 00 $0. 08 9. 4 $0. 41
1
Upper ar m t o
C - C - 06
C O l ow ar m l i nk-
er 2 $1. 00 $0. 08 9. 4 $1. 17
2
Upper ar m t o
C - C - 07
C O l ow ar m l i nk-
er 2 $1. 00 $0. 08 9. 4 $1. 17
3
U pper Bar
C - C - 08
C O 2 $0. 20 $0. 08 9. 02 ( $0. 16)
H di ng C i p
ol l
Ar m r est - m l e
obi
C - C - 01
C H 1 $0. 30 $0. 10 3. 95 ( $0. 03)
hol di ng
Ar m r est - dr i nk
C - C - 02
C H 1 $0. 30 $0. 10 3. 95 ( $0. 03)
hol di ng
Rear suppor t
C - C - 03
C H 2 $1. 25 $0. 08 7. 9 $1. 41
l i nk
C r Seat i ng
hai
C - C - 04
C H 1 $1. 13 $0. 40 10. 6 ( $0. 88)
cl ot h
C r M n
hai ai
C - C - 05
C H 1 $5. 00 $0. 08 12. 6 $3. 30
Fr ame
Cover - chai r
Fi nal - assy 1 $0. 00 18 $0. 02
assy
Fast ener s- Set s
C - FA- 01
C of bol t s, nut s 6 $3. 00 $0. 20 $1. 00
and w asher s
New Par t s ( $0. 86) ( $0. 80) ( $1. 18) ( $1. 18) ( $0. 88) ( $0. 36)
$2. 60
Original Redesigned
Product Product
Cost Cost
27 $18.97 $16.37

28. 12/13/2012 Architecture Strategy MUST-BE
DI High
DELIGHTER
SI High
REDESIGNING A SI Low DI Low
CANOPY CHAIR
PRIMARY CUSTOMERS SECONDARY CUSTOMERS ORIGINAL PRODUCT
Price Phone Storage
Weight
Payload
Light-weighted
Sturdiness Additional Storage
Durability
Effectiveness of
Canopy W/ Seat Cushion
Storage Oval-Section Tubes
Comfort
Seat Folding Angle √ √ ×
Easy to Use
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29. 12/13/2012 Modularity
REDESIGNING A
CANOPY CHAIR
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30. 12/13/2012 Modularity
REDESIGNING A
CANOPY CHAIR
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31. 12/13/2012 And… Color!
REDESIGNING A
CANOPY CHAIR
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32. 12/13/2012 And of course……Price！
REDESIGNING A
CANOPY CHAIR
Kelsyus Original Umich NEW
Canopy Chair Canopy Chair
$59.99 $30.00
$28.97
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33. ORIGINAL REDESIGN
12/13/2012
REDESIGNING A
CANOPY CHAIR
COMPETITOR
$30.00
$59.99 $39.99
$28.97
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34. ORIGINAL REDESIGN
12/13/2012
REDESIGNING A
CANOPY CHAIR
COMPETITOR
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35. ORIGINAL REDESIGN
12/13/2012
REDESIGNING A
CANOPY CHAIR
COMPETITOR
Which of these were your motivation
of buying our product?
(Check all that apply)
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36. 12/13/2012
REDESIGNING A
CANOPY CHAIR
Q&A
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37. 12/13/2012
REDESIGNING A
CANOPY CHAIR
Thank You!
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