The engine oilpump not only can prevent leaking, but also can reduce wear of the gear to parts of the casing of the engine oilpump, and prolonging the service life of the casing.
本发明不仅可以防止泄漏，而且可以减少齿轮对机油泵局部壳体的磨损，延长壳体的使用寿命。
2
An oilpump (18) is arranged on the external part of the casing of the gear box and on a power output shaft (17), and an oil cylinder (9) is arranged on the rear upper part of the gear box.