Invention Grant
- Patent Title: Energy recovery control circuit and work machine
- Patent Title (中): 能量回收控制电路和作业机
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Application No.: US13807495Application Date: 2011-06-29
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Publication No.: US09303632B2Publication Date: 2016-04-05
- Inventor: Tetsuya Yoshino
- Applicant: Tetsuya Yoshino
- Applicant Address: CH Geneva
- Assignee: Caterpillar SARL
- Current Assignee: Caterpillar SARL
- Current Assignee Address: CH Geneva
- Agency: Troutman Sanders LLP
- Priority: JP2010-148585 20100630
- International Application: PCT/JP2011/064920 WO 20110629
- International Announcement: WO2012/002439 WO 20120105
- Main IPC: F04B7/00
- IPC: F04B7/00 ; E02F9/22 ; F15B21/14 ; F15B1/02 ; F15B1/033 ; F15B13/08
Abstract:
An energy recovery control circuit is provided with an energy recovery system for recovering energy of a work equipment. The energy recovery control circuit includes an recovery control valve block in which a plurality of valves that constitute the energy recovery system are incorporated. The recovery control valve block includes a main spool, in which a plurality of control characteristics concerning recovery of energy are consolidated.
Public/Granted literature
- US20130098023A1 ENERGY RECOVERY CONTROL CIRCUIT AND WORK MACHINE Public/Granted day:2013-04-25
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