Title:
HYDRAULIC STRIKING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/022265
Kind Code:
A1
Abstract:
The present invention relates to a hydraulic striking device mounted on construction equipment such as an excavator such that a piston moves downwards and strikes a rod, thereby allowing the rod to crush rocks and the like on the ground and, specifically, to a hydraulic striking device capable of automatically switching a striking mode according to the state of rocks on the ground by sensing the pressure magnitude of an upper chamber provided at the upper part between the piston and a cylinder.
Inventors:
KANG YOUNG KY (KR)
CHO JAE SANG (KR)
KIM TAE YONG (KR)
CHO JAE SANG (KR)
KIM TAE YONG (KR)
Application Number:
PCT/KR2017/007976
Publication Date:
January 31, 2019
Filing Date:
July 25, 2017
Export Citation:
Assignee:
SOOSAN HEAVY IND CO LTD (KR)
International Classes:
E02F3/96; E02F9/22
Foreign References:
| KR20110060387A | 2011-06-08 | |||
| KR20160015487A | 2016-02-15 | |||
| JP2008506543A | 2008-03-06 | |||
| KR101709673B1 | 2017-03-09 | |||
| KR20050005133A | 2005-01-13 | |||
| KR101072069B1 | 2011-10-10 |
Attorney, Agent or Firm:
CHOI, Kwang Seok (KR)
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