发明名称 |
PISTON SEAL GUIDE BEARING |
摘要 |
A priming piston reciprocating pump 10 has piston guide 14 which encircles piston 16 and is provided a bearing member 22 in the inner diameter of the upper end of the guide 14. The bearing 22 is formed of 25% carbon-filled PTFE and may be fitted without tools into the aforementioned ID. Such a bearing 22 allows a negligible clearance to be utilized between the bearing 22 and the piston 16.
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申请公布号 |
US2011107909(A1) |
申请公布日期 |
2011.05.12 |
申请号 |
US20080672008 |
申请日期 |
2008.09.02 |
申请人 |
ROSS DANIEL P;QUAM PAUL R |
发明人 |
ROSS DANIEL P.;QUAM PAUL R. |
分类号 |
F04B53/00 |
主分类号 |
F04B53/00 |
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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