Title:
BREAKER FOR EXCAVATOR
Document Type and Number:
WIPO Patent Application WO/2023/017916
Kind Code:
A1
Abstract:
A breaker for an excavator according to the present invention may comprise: a casing, the lower portion of which is partially recessed and has an accommodation space formed therein; a hollow cylinder which is coupled to the upper portion of the casing and filled with compressed gas; a piston which can reciprocate in the up-down direction inside the accommodation space; and a chisel which is detachably coupled to the lower portion of the piston and interlocked with the piston.
Inventors:
MIN BYUNG MIN (KR)
Application Number:
PCT/KR2021/017538
Publication Date:
February 16, 2023
Filing Date:
November 25, 2021
Export Citation:
Assignee:
MIN BYUNG MIN (KR)
International Classes:
E02F5/32; E02F3/96; E02F9/22
Foreign References:
| KR100727358B1 | 2007-06-13 | |||
| KR100939823B1 | 2010-01-29 | |||
| JPH11209916A | 1999-08-03 | |||
| KR20100024167A | 2010-03-05 | |||
| KR20170083182A | 2017-07-18 |
Attorney, Agent or Firm:
OAM PATENT & TRADEMARK LAW FIRM (KR)
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