发明授权
- 专利标题: Piston pump with compact retention device for a restoring spring
- 专利标题(中): 活塞泵具有紧凑的恢复弹簧保持装置
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申请号: US11658253申请日: 2005-07-14
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公开(公告)号: US08011907B2公开(公告)日: 2011-09-06
- 发明人: Rene Schepp , Wolfgang Schuller , Juergen Reiner
- 申请人: Rene Schepp , Wolfgang Schuller , Juergen Reiner
- 申请人地址: DE Stuttgart
- 专利权人: Robert Bosch GmbH
- 当前专利权人: Robert Bosch GmbH
- 当前专利权人地址: DE Stuttgart
- 代理商 Ronald E. Greigg
- 优先权: DE102004037147 20040730
- 国际申请: PCT/EP2005/053373 WO 20050714
- 国际公布: WO2006/013142 WO 20060209
- 主分类号: F04B39/10
- IPC分类号: F04B39/10 ; F04B53/12
摘要:
A piston pump having a retaining device for retaining a spring element for restoring a closing element of a valve; the retaining device includes a receiving region for receiving and bracing the spring element and an integrally formed sealing region, in order to seal off a pressure chamber from a low-pressure region of the piston pump.
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