作者: Li Yanfang , Sun Weisheng , Han Ruimin , Jia Jinwei , Zhao Wenhu
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摘要: The invention discloses an automotive engine hood jacking device and a method of the device. comprises outer tube shell. shell is hollow tube. A piston rod installed on top interior shell, one end serves as end, other end. micro gas generator at bottom gasket arranged between through holes. guide sleeve connected to in sleeving mode, protective cap further sleeve. annulargasket generator, therefore are effectively prevented from making direct contact with each other, damage avoided, reliability guaranteed. Meanwhile, holes have effect generated gas, cooperate witha groove formed rod, response speed increased.