发明名称 |
Device for controlling evaporative emission from an automobile |
摘要 |
A device for controlling evaporative emission from an automobile, which device comprises, a casing accommodating fuel gas absorbing agents, a tank port adapted to communicate with a fuel tank of the automobile and having a first check valve for permitting the flow of fuel gas from the fuel tank into the casing, and a purge port adapted to communicate with an internal combustion engine and having a second check valve for permitting the flow of fuel gas from the casing to the engine. Each of the check valves of the first and second check valves comprises a check ball of metal, and a valve seat engaging with the check ball and being made of thin metal plate formed in one body with a reinforcement of plastic.
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申请公布号 |
US4331120(A) |
申请公布日期 |
1982.05.25 |
申请号 |
US19790057643 |
申请日期 |
1979.07.16 |
申请人 |
TOYOTA JIDOSHA KOGYO KABUSHIKI KAISHA |
发明人 |
HIRAMATU, EIZI;NAKAGAWA, YASUSHI;SATO, HIDENORI;YOSHIDA, SHIGERU |
分类号 |
F02M25/08;(IPC1-7):F02M37/02 |
主分类号 |
F02M25/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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