Fig.3.3 Oil pump
Fig.3.3 Oil pump
Cha
Cha
rgi
rgi
ng
ng
pum
pum
p
p
con
con
sis
sis
ts
ts
of
of
dri
dri
vin
vin
g
g
gea
gea
r,i
r,i
nne
nne
r
r
gea
gea
r(d
r(d
ive
ive
n
n
gea
gea
r),
r),
shu
shu
ck
ck
and
and
cover,mounted on the upper end of the tor-con housing.Driving gear is driven by pump
cover,mounted on the upper end of the tor-con housing.Driving gear is driven by pump
wheel,idle gear and oil pump driven gear ,the oil pump supply oil in lower half of the
wheel,idle gear and oil pump driven gear ,the oil pump supply oil in lower half of the
transmission for every area of the transmission.
transmission for every area of the transmission.
The hydraulic wet type multidisk clutch group is provided at the transmission
The hydraulic wet type multidisk clutch group is provided at the transmission
side.
side.
The drive gear
The drive gear
of forward clutch side is
of forward clutch side is
engag
engag
ed with
ed with
the driven gear
the driven gear
where
where
as the
as the
counter drive gear of reverse clutc
counter drive gear of reverse clutc
h side is
h side is
engaged with the counter shaft gear.
engaged with the counter shaft gear.
Inside one clutch group the 6 clutch disks(sintered plates) and the 7 clutch steel
Inside one clutch group the 6 clutch disks(sintered plates) and the 7 clutch steel
disks (steel plates) are alternately and assembled together with the piston.
disks (steel plates) are alternately and assembled together with the piston.
Oiltightness of outer periphery and inner periphery of the piston is ensured with
Oiltightness of outer periphery and inner periphery of the piston is ensured with
the
the
slipper seal and “O”-ring,respectively,when it operates.In the neutral state the coil
slipper seal and “O”-ring,respectively,when it operates.In the neutral state the coil
spring acts to disengage the multidisk clutch.The clutch surface is always
spring acts to disengage the multidisk clutch.The clutch surface is always
lubricated with
lubricated with
the oil returned from the oil cooler so that seizure and wear of the clutch surface are
the oil returned from the oil cooler so that seizure and wear of the clutch surface are
prevented.
prevented.
When hydraulic pressure affects the piston,the alternately arranged sintered plates
When hydraulic pressure affects the piston,the alternately arranged sintered plates
and steel plates are depressed so that the clutch group is made integral and transmits
and steel plates are depressed so that the clutch group is made integral and transmits
power from the torque convert
power from the torque convert
er to the drive gear.
er to the drive gear.
Accordingly,power transmission route from the Tor-Co-Matic transmission is as
Accordingly,power transmission route from the Tor-Co-Matic transmission is as
follows:Turbine wheel→Main shaft→Clutch drum→Steel plate→Sintered plate→Forward
follows:Turbine wheel→Main shaft→Clutch drum→Steel plate→Sintered plate→Forward
3.4 The hydraulic clutch group
3.4 The hydraulic clutch group
Outlet
Outlet
Cap
Cap
Shuck
Shuck
O-ring
O-ring
Inlet
Inlet
Driving gear
Driving gear
Inner gear
Inner gear
-47-
-47-
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