Title:
作業機のアーム
Document Type and Number:
Japanese Patent JP6914829
Kind Code:
B2
Abstract:
To provide an arm of a working machine allowing stress concentration to be reduced with an inexpensive configuration.SOLUTION: An arm of a working machine, having one end side to which a tool is swingably attached and the other end side swingably supported by another member, is provided with: an arm body on which the tool is swingably attached at one end; a cylinder bracket to which one end of an arm cylinder of a hydraulic cylinder to swing the arm is connected; and a connection member connecting the cylinder bracket to the arm body. The connection member is a cast member and is connected to the arm body and the cylinder bracket through welding.SELECTED DRAWING: Figure 1
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Inventors:
Naoshi Miura
Noriyoshi Kubo
Noriyoshi Kubo
Application Number:
JP2017250830A
Publication Date:
August 04, 2021
Filing Date:
December 27, 2017
Export Citation:
Assignee:
Kubota Corporation
International Classes:
E02F3/38
Domestic Patent References:
| JP2003261956A | ||||
| JP2008240343A | ||||
| JP9296475A | ||||
| JP2007247143A | ||||
| JP2002317462A | ||||
| JP2011184920A | ||||
| JP2000248576A | ||||
| JP2005163375A | ||||
| JP63136041U | ||||
| JP2004176390A | ||||
| JP2002160058A | ||||
| JP2003329072A | ||||
| JP2014052211A |
Foreign References:
| US20160024743 | ||||
| KR1020130087997A |
Attorney, Agent or Firm:
Mikio Yasuda