The oilpump is driven by a chain drive on the crankshaft.
机油泵由曲轴上的链条驱动装置来驱动。
2
Oil pressure is provided by a high pressure oilpump that, generally is belt driven by the engine.
油压是由高压油泵提供的,发动机通过皮带驱动油泵。
3
In the light of the key technique of the down-hole driven progressive cavity pump (PCP) for oil production, a power distributional planetary reducer is proposed.