Title:
BOOM ENERGY RECOVERY HYDRAULIC SYSTEM FOR CONSTRUCTION MACHINERY
Document Type and Number:
WIPO Patent Application WO/2023/229408
Kind Code:
A1
Abstract:
The present invention relates to a boom energy recovery hydraulic system for construction machinery and, more particularly, to a boom energy recovery hydraulic system for construction machinery for recovering boom energy discarded when a boom is down. According to the present invention, it is possible to simplify a structure of the hydraulic system, and minimize the number of valves while maximizing boom energy recovery, and the hydraulic system has the advantage of being easily installed or removed from existing construction machinery.
Inventors:
JUNG TAE RANG (KR)
Application Number:
PCT/KR2023/007214
Publication Date:
November 30, 2023
Filing Date:
May 25, 2023
Export Citation:
Assignee:
READI ROBUST MACHINE CO LTD (KR)
International Classes:
F15B1/027; E02F3/43; E02F9/22; F15B11/024; F15B13/044
Foreign References:
| JP2019031989A | 2019-02-28 | |||
| JP2010230039A | 2010-10-14 | |||
| JP2009275776A | 2009-11-26 | |||
| KR20040083168A | 2004-10-01 | |||
| KR20140083119A | 2014-07-04 |
Attorney, Agent or Firm:
IPCJ PATENT & LAW FIRM (KR)
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