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ASPECT
Function Set
Behavior Set
Structure Set
Physical Laws
: function
: behavior
: state: state change
: behavior sequence
B-S Relationship
F-B Relationship
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function A
function B
funcion A & function B function A * modifier M
function A
modifier M
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function A
function B function C
decompose
behavior B behavior C
structure B structure C
function Afunction B
behavior B behavior A
be-caused-by
structure B structure A
function B
behavior B behavior A
be-reinforced-by modifier A1
function A
structure Astructure B
behavior A
modifier A1
structure A
behavior A
function A
structure A
function A
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Function Model1
Function Model2
Function Model3
Function Model2
Structure Model2
Behavior Model2
Function Model1
Structure Model1
Behavior Model1
Function Model4
Function Model3
Structure Model3
Behavior Model3
Function Model5
Structure Model5
Behavior Model5
Function Model4
: function evolution
: structure evolution
f 0:27:30
s18
s20
f 0:30
s23
f 0:31
s25
f 0:32
s27
f 0:33
f 0:38
pannier
pannier with separable backpack
horizontal, rearward
bag
can rotate around axis
s37s38
s39s40
s41s42
s43
Velcrosnap
straps
bungy cordsquarter turn fastener
draw latchcinch strap
s24 use frame
time
function model structure model
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a t t a c h
f o l d d o w n
s t a c k a w a y
c a r r y / f a s t e n
A s s i g n m e n t
e a s i l y
e a s i l y
e a s y o f u s e
f o r m o s t b i k e s
a s p o r t y , a p p e a l i n g f o r m
r e a s o n a b l e p r i c e r a n g e
b a c k p a c k
b i c y c
l e
a t t a c h
d e v i c e
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a t t a c h
f o l d d o w n
s t a c k a w a y
c a r r y / f a s t e n
A s s i g n m e n t
e a s i l y
e a s i l y
e a s y o f u s e
f o r m o s t b i k e s
a s p o r t y , a p p e a l i n g f o r m
r e a s o n a b l e p r i c e r a n g e
b a c
k p a c k
b i c y c l e
a t t a c h
d e v i c e
u p t o $ 5 5
s t a b l y
e a s i l y
e a s i l y
5 0 0 0 / y e a r p r o d u c t
c e n t e r o f g r a v i t y i s l o w
a v o i d s t r a p s h a n g i n g p r o b l e m
e a s e o f
m o u n t
N G : c e n t e r o f g r a v i t y
i s f a r t o t h e b a c k
U s e r s ' t r i a l
f i r m l y
s t a b i l i t y w i t h p o t h o l e s
?
N G : l i f t u p t o o h i g h
?
N G : p e r m a n e n t f i x i n g p o i n t s a r e e y e s o r e
?
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Function Model 1
Structure Model 1
Function Model 2
Structure Model 2
Function Model 2x
Structure Model 2
Behavior Model 2
Structure Model 2
(a) (b) (c) (d)
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a t t a c
h
f o l d d o w n
s t a c
k a w a y
c a r r y
/ f a s
t e n
e a s
i l y
e a s
i l y
e a s y o
f u s e
f o r m o s
t b i k e s
a s p o r t y ,
a p p e a
l i n g
f o r m
r e a s o n a
b l e p r i c e r a n g e
b a c k
p a c
k
b i c y c
l e
a t t a c
h
d e v
i c e
u p
t o $ 5 5
t i m
e
0 0 : 1 4 : 0 0
p e r s o n
o n
s t a b l y
e a s
i l y
e a s
i l y
5 0 0 0 / y e a r p r o
d u c
t
f i r m
l y
r e a s o n a
b l e t i m e
t o t a k e
o f f
e a s y
t o a
t t a c
h
e a s y
t o r e m o v e
m a n u
f a c
t a b i l i t y
n o
t t o b e
d i f f i c u
l t t o p e
d d l e
p e
d a
l
r i d e
s t e e r
c e n t e r o f g r a v i t y i s l o w
n o t h e a v y t o s t e e r
n o
t h e a v y
t o s
t e e r
M 1 1
0 0 : 2 7 : 3 0
p a n n
i e r
B e h a v i o
r
b a
d s
i d e
b a
l a n c e
g o o
d s
i d e
b a
l a n c e
s 1
8
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