The ratchet type bent pipe wrench with repositioning rotation function is applied for fast tyre assembling and disassembling operation.
本发明令弯管扳手具有复位转动功效，以达到更快速的轮胎锁、卸作业。
2
The radiator has a design integrating the radiating part with the clamping part into a whole so as to save assemblingoperation and greatly reduce cost.
本发明散热器的散热部与卡固部一体设计，从而省去了组装作业并大幅降低了成本。
3
The features and principles of the double tightening method for cylinder head bolts is introduced to insure the uniform pressure on cylinder gasket during assemblingoperation.