- 专利标题: Hydrostatic valve arrangement, hydrostatic gear having the valve arrangement, and hydrostatic drive having the gear
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申请号: US16033060申请日: 2018-07-11
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公开(公告)号: US10808838B2公开(公告)日: 2020-10-20
- 发明人: Markus Gepraegs , Stefan Joksch
- 申请人: Robert Bosch GmbH
- 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
- 代理机构: Maginot, Moore & Beck LLP
- 优先权: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@364babbf
- 主分类号: F16H61/4104
- IPC分类号: F16H61/4104 ; F16K17/00 ; F16K17/10 ; F15B7/00 ; F15B21/0423 ; F15B21/00 ; F15B21/042
摘要:
A hydrostatic valve arrangement for flushing pressure medium from a working line of a hydraulic circuit includes a flushing valve with a first flushing connection for connecting to a first working line and an output connection for connecting to a pressure medium sink. The arrangement also includes a pressure valve arranged in a pressure medium flow path of the arrangement from the output connection in the direction of the pressure medium sink. The pressure valve has a valve body on which a force equilibrium is formed. The force equilibrium includes a pressure equivalent that acts on the valve body in a direction that blocks the pressure medium flow path and an opening pressure that acts in a direction that opens the pressure medium flow path and is dependent on the pressure at the output connection. The arrangement further includes an adjusting device for shifting the force equilibrium.
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