发明授权
- 专利标题: System and method for detecting leaks in a vapor handling system
- 专利标题(中): 用于检测蒸气处理系统中的泄漏的系统和方法
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申请号: US968132申请日: 1992-10-29
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公开(公告)号: US5263462A公开(公告)日: 1993-11-23
- 发明人: Sam R. Reddy
- 申请人: Sam R. Reddy
- 申请人地址: MI Detroit
- 专利权人: General Motors Corporation
- 当前专利权人: General Motors Corporation
- 当前专利权人地址: MI Detroit
- 主分类号: F02B77/08
- IPC分类号: F02B77/08 ; F02M25/08 ; F02M33/02 ; F02B77/00
摘要:
This invention relates to a diagnostic system that detects a leak in an engine vapor handling system by checking whether a predetermined pressure or vacuum is attained in a fuel tank when a corresponding temperature change occurs in the fuel tank while the engine was not running.
公开/授权文献
- US4241258A Ultraviolet fire detector 公开/授权日:1980-12-23
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