F - Mech Eng,Light,Heat,Weapons – 16 – H
Patent
F - Mech Eng,Light,Heat,Weapons
16
H
F16H 39/08 (2006.01) F16D 31/02 (2006.01)
Patent
CA 2460255
To prevent air from remaining in pump plunger holes. A hydraulic non-stage transmission includes: an axial plunger pump P including a pump cylinder 22 provided with pump plunger holes 22a, and pump plungers 23 fitted in the pump plunger holes; an axial plunger motor M including a motor cylinder 32 provided with motor plunger holes 32a, and motor plungers 33 fitted in the motor plunger holes; and a distribution valve 50 constituting a hydraulic closed circuit for connecting the axial plunger pump and the axial plunger motor to each other. Pump openings 22b for discharging a working oil pushed out attendant on sliding movements of the pump plungers in the pump plunger holes are provided at end portions of the pump plunger holes oppositely to end faces of the pump plungers, and the pump openings are smaller than the pump plunger holes and set off to the side of the rotational axis of the pump cylinder.
Okuzaki Hideo
Saitou Mitsuru
Takeuchi Kazuhiro
Dennison Associates
Honda Motor Co. Ltd.
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