Title:
建設機械のアタッチメント
Document Type and Number:
Japanese Patent JP7238718
Kind Code:
B2
Abstract:
To provide an attachment for a construction machine allowing a gap adjustment shim to be easily attached.SOLUTION: An attachment 5 for a construction machine 1 comprises: a connection shaft 20; an upper frame 8 and a boom 10 connected by the connection shaft; and a gap adjustment shim 30 adjusting a gap in an axial direction between the upper frame and the boom, wherein the gap adjustment shim 30 is provided with a first component 31 and a second component 32 connected to each other within the gap. Each of the first component and the second component comprises: engagement sections 31a, 32a engageable to each other at one end part; and fastening concave sections 31b, 32b opposing to each other to form a fastening hole 33 at the other end part, which is attached on a circumference of the connection shaft between the engagement section and the fastening concave section.SELECTED DRAWING: Figure 4
Inventors:
Yoshiaki Murakami
Application Number:
JP2019173320A
Publication Date:
March 14, 2023
Filing Date:
September 24, 2019
Export Citation:
Assignee:
Kobelco Construction Machinery Co., Ltd.
International Classes:
E02F9/00; F16C11/04
Domestic Patent References:
| JP60037620U | ||||
| JP4025611A | ||||
| JP9184518A |
Foreign References:
| US2999412 | ||||
| KR1020070111826A |
Attorney, Agent or Firm:
Patent Attorney Corporation Maeda Patent Office