Chapter 7 Reduction and Reversing
Gear
~1~-~C~o~n~st~r~u~c~ti~on;.;,_
____________________________
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1-3
Power
transmission system
1-3.1 Arrangement
of
shafts and gears
Intermediate shsft
Forward small gear of input shaft
Reverse small
gear
of
input shaft
, Large gear
of
pu!
shaft
output shaft
Output shaft
Forward small gear
with input shaft
1-3.2 Reduction ration
Forward
Model
KM3P4
Reverse
No.
of
teeth
Shaft
arrangement
viewed
from
the stem lntermediate shaft
Forward large
gear
D
. I
rive cone
idle
gear
Reverse large gear
No. of
teeth
No.
of
teeth
of
forward small
gesr
Zil oi forward
18rge
gear
Zof
25 59
23
60
20 64
No. of teeth No.
of
teeth
Model
of reverse small
gesr
Zif of intemed\ate shaft gear
Z-1
of
reverse large
gear
Zdr
KM3P4
Printed
in
japan
HINSHI-H8009
19
26
60
7-31
Reverse small
gear
with input $haft
Reduction retio Zof!Zil
59/25"" 2.36
60/23
=
2.61
64/20 .. 3.20
Reduction ratio Zi/Zir • Zdr!Zi
60/19 = 3.16
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