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US06431132B1 Valve timing control device 失效
气门正时控制装置

Valve timing control device
摘要:
A valve timing control device has an input rotational member 3, a case 4, and a cover member 10, which constitute a housing 2. A threaded member 11 such as a bolt is used for being integrated with the cover member 10, the case 4 and the input rotational member 3. A welding section 20 is formed at the bolt 11 to prevent the loosening and detachment of the bolt 11.
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