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1·Rocker arm, Rocker arm shaft, Rocker assembly, Valve guide tube, Camshaft bearing Cap.

气门摇臂，摇臂轴，摇臂总成，气门导管，凸轮轴盖。

2·To decrease resistances during swing of the rocker, the bearing was adopted to Orient spray mechanism.

为减小喷涂机构摆动过程的阻力，喷涂机构的定位方式采用了类似推力球轴承的结构。

3·The invention belongs to a design technology of a helicopter propeller hub and relates to a fishhook-type distance-variable rocker arm used for a helicopter metal bearing articulated propeller hub.

本发明属于直升机桨毂设计技术，涉及一种用于直升机金属轴承铰接式桨毂的一种鱼钩式变距摇臂。