TABLE
0 F
CONTENTS
- 1
- 2
- 3
- 4
- 5
- 6
- 7
2.
2-1
2 — 2
2-3
General
Class
Class
Class
Class
Class
Class
Seam
Technical
Specification
List
list
Specifications
100
200
300
400
500
600
and
of
of
Chain
Hand—Formed
Lockstitches
Double Locked
Overedging
^
Flat
Stitching
Tables
Main
Folders
Spare
for
Stitches
Stitches
) —————————
Stitches
and
)
------
) —— ——————
Stitches
Stitches
Seam
of
and
and
Stitches
— — — — — — — — — — — — — —
Yamato
Adjustment
Parts
Sewing
- —— —
— — — — — — — .
Guides
) - - ———
)
———————
)
Machine
Seams
4
8
14
16
18
58
92
2 — 4
2—5
2—6
3,
3-1
3 —2
3—3
4«
4—1
4-2
Information
Product
Machines
Mechanical
Specification
Threading
Oil
Lublication
Construction
Comparison
Needle
Sizes
Needle Systems
of
Devices
classified
Informations
Chart
——————— ————— ———
— — —— — — — — .
by
Codes
Stitch
of
——————
Type
Yamato
Sewing
——•
Machine
Systems ——————————————— 128
of Machines —————————————— 138
Tables
————————————————————
-------------------
95
105
108
ii6
l43
l44
4 —3 Needle Distance ——————————————————— l46
Stitches
Thread
Per
Number
Inch
——————————————————
Systems ———————————————— l46
l46
1.
Genera! Specificatiens fer Stitches and Seams
1-1
Class
100
(Chain
Stitches)
stitch
type
101
Stitch
type
104
Formation
lOweST
POINTOFNEEOIE
of
a Single Thread Chainsfitch (Stitch
STROKE
NEEDIE
BAR RISE
Type
101)
-
Needleis at lowest point of stroke
Feedmovesmaterial to next stitch position
Needle rises to form loop
Needle
descends
through
previous
loop
Loopis enlareed
lowesi
POINT OF
NEEDLE
stroke
Needleis at lowest point of stroke
NEEDLE
BAR
RISE
Needle rises to form loop
Loopis enlarged
Feed moves material to next stitch position
Formationofa
Lockstitch
Needle
Is at lowest point
of
stroke
Loopispassed
bobbin
around
Loopisenlarged
Feed
moves material to next
stitch
position
New
loop
has
Needle descends to lowest
pointofstroke
is
passing
been
around
formed
bobbin
and
Formationofa
Needles
forward
Four-Thread
risetoform
loop.
Chainstitch
Looper
starts
Looper
enters
needle
thread
loop
Feed
moves
10
material to the next stitch
position
and
looper
side of
needle
with
Looperisshedding
swingstoother
avoiding
Needle
motion
thread
loop
Needle
Needles
stroke.
Looper
descend
are at lowest point of
is all the
through
way
triangle
back
Formationofa Three-Thread Overlook
The
needle
Is at the
lowest
point
of Its travel
Stitch
The
needleIsbeginning
entering
the
needle
to rise; the
thread
loop
lower
looperIsnow
The
lower
the
right.
the stitch
The
lower
The
upper
Is
sliding
looper
has
The
tongueonthe throat
looper
looperIsdescending
toward
travelled
upper
looperIsrisingupand
Is still
moving
the
pointofthe
Its
plate
\
and
full
toward
the
upper
distance
the left.
lower
looper
over
looper
The
to
thread
needleIsnow
looper
thread
left
and
the
looper
The
needleIsIn
movingIntoward
upper
looper
beginningtodescend
loop.
The
needle
still
lower
thread
Its
lowest
the
needleaspreviously
descending
looperIsmoving
beginstoslide
position,
the
entering
off the
lower
Indicated,
the
toward
lower
looper
upper
the
the
13
1-6Class 600 (Flat Seam Stitbes)
Stitch
type
602
Stitch
type
603
Stitch type 604
Stitch type 607
Stitch type 605
Stitch type 608
IT^
14
STUCH
TYPE
605
Needles
Looper
rise to
starts
form
forward
loop.
Looper
enters
needle
thread
loop
Feed moves material to the next
position
and
looper
swingstoother
of
needle
with
avoiding
Looperisshedding
motion
Needle
thread
stitch
side
loop
Needle
descend
Needles
are at lowest point of stroke.
Looper
is all the
way
through
back
triangle
15