THE ARCH ANGLE METHOD OF FITTING
LADIES' HIGH HEELED SHOES WITH SACH FEET
By K E N N E T H K I N G S L E Y
Kingsley
The
fitting
Manufacturing
Company,
Costa
Mesa,
California.
o f S A C H Feet t o l a d i e s ' high-heeled s h o e s has not b e e n satis­
factory in m a m cases, b e c a u s e o f the v a r y i n g c o n t o u r o f the soles o f l a d i e s
shoes.
At first,
s h o e s o f v a r y i n g heel
heights f r o m a s i n g l e
manufacturer
w e r e e x a m i n e d . T h e r e w a s a definite i n d i c a t i o n o f c o r r e l a t i o n o f heel heights.
H o w e v e r , when shoes o f other manufacturers
w e r e to be f i l l e d , at times dis­
crepancies appeared.
A b o u t 2 5 0 ladies' high-heeled shoes were p r o c u r e d , from a wide number
of m a n u f a c t u r e r s ,
w i t h all the v a r i o u s h e e l h e i g h t s a v a i l a b l e , a n d , o f c o u r s e ,
in the full r a n g e o f sizes n o r m a l l y s o l d t o l a d i e s .
In the e x a m i n a t i o n o f this n u m b e r o f s h o e s , it was f o u n d that different
m a n u f a c t u r e r s m i g h t use three different a r c h angles f o r the s a m e heel height.
This meant that a w i d e v a r i e t y o f s o l e c o n t o u r s e x i s t e d , as is s h o w n in F i g u r e
1. O n this c h a r t a r e s h o w n the sole c o n t o u r s for several s h o e s , all o f w h i c h
had the s a m e heel height.
no
T h i s e x a m i n a t i o n p r o v e d rather c o n c l u s i v e l y that
simple sole c o n t o u r c o u l d
he used
a n d satisfactorily fit w o m e n ' s high-
h e e l e d s h o e s , as is n o w d o n e with the m a l e s h o e s .
The
m e a s u r i n g o f the a r c h a n g l e o f the v a r i o u s s h o e s indicated
that if
female S A C H Feet w e r e m a d e with keel a n g l e s o f 3 0 , 40, 5 0 a n d 6 0 ° , o n e of
t h e m c o u l d s a t i s f a c t o r i l y fit a n y ladies s h o e w e h a d e x a m i n e d .
This
means
that the a r c h a n g l e o f the s h o e is the o n e f a c t o r that d e t e r m i n e s the selection
of the S A C H F o o t t o h e used.
It then b e c a m e a p p a r e n t that an e a s y m e t h o d for determining the a r c h
a n g l e o f the s h o e w a s n e e d e d .
A pistol s h a p e d m e a s u r i n g slick a n d a s i m p l e
a n g l e chart s e e m e d to g i v e this.
wall
back
o f any convenient
p l a c e the s h o e o n the shelf.
B y m o u n t i n g this c h a r t
shelf,
y o u have
your
( F i g u r e 2 ) on the
measuring
Y o u then p l a c e the pistol-shaped
Figure 1
site. You
arch
angle
Figure
2.
Arch
Angle
Chart.
Figure
3
m e a s u r i n g s t i c k o n the i n s i d e a r c h o f the s h o e a n d r e a d the maximum
angle
o n the c h a r t ( F i g u r e 3 ) .
If
the
stick is t o o h i g h o r t o o l o w , the a n g l e will b e less than w h e n
p l a c e d c o r r e c t l y o n the m a x i m u m a n g l e a r e a .
T h e r e f o r e , if y o u m o v e
s l i c k u p o r d o w n o n the a r c h , it is e a s y to d i s c e r n the m a x i m u m a n g l e .
the
If
t h i s a n g l e read 4 2 ° , y o u w o u l d select a 40° keeled foot, but if it read 45° o r
47°, y o u w o u l d naturally select a 5 0 ° keel.
In o t h e r w o r d s , b y u s i n g a f o o t
o f g r e a t e r a n g l e , y o u a s s u r e y o u r s e l f o f the p r o p e r a r c h c l e a r a n c e .
Female
SACH
attached o n l y
at
Feet
the
in
all keel a n g l e s s h o u l d b e m a d e
toe a n d
to b e e q u i p p e d w i t h
a full
w i t h the
sole
heel c u s h i o n o f
sufficient size that it c a n b e c u t to the sole c o n t o u r s h a p e o f a n y s h o e that
m i g h t h a v e that a r c h a n g l e .
A template o f the c o n t o u r o f the sole o f the s h o e s h o u l d next b e m a d e .
M a r k the w e i g h t - b e a r i n g line o n the c o n t o u r , w h i c h is usually in l i n e w i t h
the
front e d g e o f the heel o f the s h o e , o r s l i g h t l y f o r w a r d o f it.
B y next
p l a c i n g this c o n t o u r o n the SAC11 F o o t with the weight-bearing line lined up
with the b o l t , y o u c a n trace the sole c o n t o u r o f the s h o e to the foot.
along
this line and
weight-bearing
shoe.
adhere
the
line o n the i n n e r
balance
o f the s o l e to the
s o l e o f the s h o e and
P l a c e t h e inner sole on the sole of the S A C H
b e a r i n g line d i r e c t l y b e n e a t h
the b o l t .
foot.
r e m o v e it
Foot
Band-saw
Mark
the
f r o m the
with the weight-
T r a c e this o u t l i n e t o the sole o f the
f o o t a n d s h a p e the f o o t to this o u t l i n e a n d to the s h o e .
T h e A r c h A n g l e M e t h o d has s a t i s f a c t o r i l y b e e n u s e d to fit f e m a l e S A C H
Feet to ladies h i g h - h e e l e d s h o e s o f all sizes a n d all heel h e i g h t s .