• A trochoid type oil pump has been adopted.
• A two-rotor type oil pump has been adopted for improved oil discharging ability and downsizing. It is also beneficial for reducing discharging pulsation.
• An efficient, compact 4-lobe epitrochoid and 5-flank inner envelope type gear has been adopted for the oil pump.
• The oil pump consists of oil pump body, shaft, front outer rotor, front inner rotor, middle plate, rear inner rotor, and rear outer rotor.
1
|
Sec. A-A'
|
2
|
Oil inlet
|
3
|
Oil outlet
|
4
|
Middle plate
|
5
|
Oil pump body
|
6
|
Shaft
|
7
|
Front outer rotor
|
8
|
Front inner rotor
|
9
|
Middle plate
|
10
|
Rear inner rotor
|
11
|
Rear outer rotor
|
• An oil pressure regulator has been adopted on the rear side housing to release oil when the oil pressure is 538-638 kPa {5.5-6.5 kgf/cm2, 78.0-92.5 psi} or more.