Title:
ブルドーザのブレード取付構造
Document Type and Number:
Japanese Patent JP4407958
Kind Code:
B2
Abstract:
A blade mounting structure of a bulldozer capable of increasing visibility of a blade is provided. For this purpose, in the blade mounting structure in which a left and a right portions of a blade ( 1 ) and a vehicle main body are connected with a set of left and right straight frames ( 3, 3 ) to be swingable up and down and to a left and a right, and the straight frames and the blade are respectively connected by a hydraulic cylinder ( 4 ) for tilt drive and a support member ( 4 a) to be swingable up and down and to the left and the right to be constituted to be capable of tilt drive, the blade mounting structure includes an arm ( 2 ) for connecting only any one of the straight frames and a substantially central portion of the blade to be swingable up and down and to the left and the right.
Inventors:
Norihisa Matsumoto
Tatsuo Wada
Tatsuo Wada
Application Number:
JP2005507250A
Publication Date:
February 03, 2010
Filing Date:
June 15, 2004
Export Citation:
Assignee:
KOMATSU LTD.
International Classes:
E02F3/76; E02F3/815
Domestic Patent References:
| JP7020195Y2 | ||||
| JP63136043U | ||||
| JP63161954U |
Foreign References:
| US3974881 | ||||
| US3503457 | ||||
| US3441092 |
Attorney, Agent or Firm:
Tsutomu Inoue