Drive transmission means

Details Drive transmission means Drive transmission means

F - Mech Eng,Light,Heat,Weapons

16

H

138/43, 103/45

F16H 39/06 (2006.01) F04C 2/20 (2006.01)

Patent

CA 1166933

ABSTRACT This invention provides apparatus for use in a drive transmission system comprising a pump adapted to perform work on a medium and means repetitively and automatically to unload the pump. When connected with a flywheel driven by a prime mover an embodiment alternately performs work and then is unloaded to permit acceleration of the flywheel. In use in a driven transmission system there is provided a flywheel driven by an engine, a pump driven by the flywheel, powered by the pump, and means repetitively to unload the pump permitting the engine to accelerate the flywheel and compensation means to power the hydraulic motor while the pump is unloaded. The pump is preferably a rotary positive displacement pump having relief galleries eliminating the seal between pumping elements driving each cycle.

366479

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