- 专利标题: HYDRAULIC SYSTEM FOR WORK MACHINE AND WORK MACHINE
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申请号: US16848513申请日: 2020-04-14
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公开(公告)号: US20200240440A1公开(公告)日: 2020-07-30
- 发明人: Yuji FUKUDA , Kazuyoshi ARII , Hiroaki NAKAGAWA
- 申请人: KUBOTA CORPORATION
- 申请人地址: JP Osaka
- 专利权人: KUBOTA CORPORATION
- 当前专利权人: KUBOTA CORPORATION
- 当前专利权人地址: JP Osaka
- 优先权: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@a508686
- 主分类号: F15B13/042
- IPC分类号: F15B13/042 ; F15B11/08 ; F15B13/04 ; E02F9/22 ; F16H61/4035 ; E02F3/43 ; F15B21/042 ; F16H61/44 ; F15B1/26 ; E02F3/34 ; F16H61/433 ; E02F9/16
摘要:
A hydraulic system for a work machine includes a tank to store an operation fluid, a hydraulic device to be operated by the operation fluid, a control valve to control the hydraulic device, a first fluid tube connecting the hydraulic device and the control valve, the first fluid tube being to supply the operation fluid from the control valve to the hydraulic device, a second fluid tube branching from the first fluid tube and connected to the tank, a switch valve provided to the second fluid tube, the switch valve being to control a flow rate of the operation fluid, and an oil cooler provided to the second fluid tube between the switch valve and the tank.
公开/授权文献
- US11353047B2 Hydraulic system for work machine and work machine 公开/授权日:2022-06-07