Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Shinya Imura0
Kouji Ishikawa0
Seiji Hijikata0
Date of Patent
January 7, 2020
0Patent Application Number
157559640
Date Filed
September 23, 2016
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A hydraulic energy regeneration system for a work machine for boosting a pressure of a return hydraulic fluid of a hydraulic cylinder and regenerating the hydraulic fluid, prevents a bottom pressure from reaching an overload relief set pressure and suppresses a changeover shock to ensure favorable operability.
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