Title:
DAMPING BLOCK OF HYDRAULIC BREAKING HAMMER
Document Type and Number:
WIPO Patent Application WO/2021/254148
Kind Code:
A1
Abstract:
A damping block of a hydraulic breaking hammer, the damping block comprising a buffer block (1) which is elastic, the buffer block (1) being of a cross-shaped structure, and the buffer block (1) being provided with four first notches (10); and the damping block for a hydraulic breaking hammer further comprising a cushion block (2), the cushion block (2) being of a cross-shaped structure, and the cushion block (2) being provided with four second notches (20), wherein the cushion block (2) and the buffer block (1) are arranged in a stacked manner; a connecting structure is provided between the cushion block (2) and the buffer block (1) for circumferential positioning of the buffer block (1) relative to the cushion block (2); the first notches (10) correspond to the second notches (20) on a one-to-one basis; and first side walls (101) of the first notches (10) are arranged closer to the inside relative to second side walls (201) of the second notches (20).
Inventors:
LIN YUCAI (CN)
Application Number:
PCT/CN2021/097859
Publication Date:
December 23, 2021
Filing Date:
June 02, 2021
Export Citation:
Assignee:
TAIZHOU BEILITE MACHINERY CO LTD (CN)
International Classes:
E02F5/30; F16F1/371; F16F1/377; F16F1/379
Foreign References:
| CN212337984U | 2021-01-12 | |||
| CN2931750Y | 2007-08-08 | |||
| KR100550665B1 | 2006-02-10 | |||
| CN201443040U | 2010-04-28 | |||
| KR100776574B1 | 2007-11-21 |
Attorney, Agent or Firm:
ZHEJIANG ZHUANCHENG LAW FIRM (CN)
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