发明名称 |
Oil filter cap with ball valve anti-sticking device |
摘要 |
A cap for sealing an outer end of an oil filler tube of an engine where the oil filler tube has an inner end with ball valve having a float ball and mating valve seat for impeding any reverse flow of oil during engine operation. The cap includes a sealable plug mating the tube outer end; a rod extending from the plug toward the inner end of the tube; and a valve opening device mounted to the rod for dislodging the float ball from the valve seat.
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申请公布号 |
US6926121(B2) |
申请公布日期 |
2005.08.09 |
申请号 |
US20020265556 |
申请日期 |
2002.10.04 |
申请人 |
PRATT & WHITNEY CANADA CORP. |
发明人 |
GATES ROGER;MACFARLANE IAN |
分类号 |
F01M11/06;F01M11/12;(IPC1-7):G01F23/04 |
主分类号 |
F01M11/06 |
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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