Title:
建設機械
Document Type and Number:
Japanese Patent JP6879643
Kind Code:
B2
Abstract:
To prevent a canopy from being inclined to a canopy attachment base.SOLUTION: A canopy falling prevention mechanism 28 is provided between a canopy attachment base 15, and a left base member 20 and a right base member 21 constituting a canopy 18. The canopy falling prevention mechanism 28 is composed of pin insertion holes 20D, 21D provided for the left and right base members 20, 21 so as to extend in a vertical direction, and left and right falling prevention pins 31, 29 fixed to the canopy attachment base 15 in a state of being inserted into the insertion holes 20D, 21D. Upper ends 31C, 29C of the left and right falling prevention pins 31, 29 protrude above upper surfaces 20E1, 21E1 of the left and right base members 20, 21, and the left and right falling prevention pins 31, 29 abut on inner peripheral surfaces of the pin insertion holes 20D, 21D when the canopy 18 is inclined to the canopy attachment base 15.SELECTED DRAWING: Figure 5
Inventors:
Yuta Furukawa
Hirohei Urase
Hirohei Urase
Application Number:
JP2018064642A
Publication Date:
June 02, 2021
Filing Date:
March 29, 2018
Export Citation:
Assignee:
Hitachi Construction Machinery Tierra Co., Ltd.
International Classes:
E02F9/16; B60J7/10; E02F9/00
Domestic Patent References:
| JP2000309946A | ||||
| JP2012149447A | ||||
| JP2010070939A | ||||
| JP2001199246A | ||||
| JP62125682U | ||||
| JP1033372A | ||||
| JP7008368Y2 | ||||
| JP2013241750A | ||||
| JP2001020379A | ||||
| JP2007177607A | ||||
| JP2008114852A | ||||
| JP2001206682A |
Foreign References:
| US20090195025 | ||||
| CN202954396U |
Attorney, Agent or Firm:
Hirowa Patent Office