发明名称 |
Variable displacement pump |
摘要 |
A variable displacement pump includes a rear cover and side plate arranged on both sides of a cam ring and making slide contact with the cam ring. The rear cover has an end face on the side of the cam ring, which is formed with a suction port. A seal member is arranged in a chamber formed between a pump housing and the cam ring and for dividing the chamber into two portions that define first and second working chambers. A connection groove and terminal groove are formed in the end face of the rear cover to provide fluid communication between the suction port and the second working chamber.
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申请公布号 |
US2005019174(A1) |
申请公布日期 |
2005.01.27 |
申请号 |
US20040889126 |
申请日期 |
2004.07.13 |
申请人 |
UNISIA JKC STEERING SYSTEMS CO., LTD. |
发明人 |
UCHINO KAZUYOSHI;MIYAZAWA SHIGEYUKI |
分类号 |
F01C21/08;F04C2/344;F04C14/22;F04C14/26;(IPC1-7):F04B9/00 |
主分类号 |
F01C21/08 |
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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