The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 19, 2005
Filed:
Sep. 04, 2003
Masatake Tamaru, Hirakata, JP;
Masatake Tamaru, Hirakata, JP;
Komatsu Ltd., Tokyo, JP;
Abstract
A traveling apparatus of a crawler vehicle can achieve both reduction of an impact applied to an operator cab and maintenance of high traction force even at a time of backward traveling on a ground surface having an irregularity. Right and left track frames () are mounted to pivot shafts () respectively mounted to right and left sides of a rear end portion of a main frame () so as to freely swing in a vertical direction, a rear frame () having a horizontal shaft apparatus () arranged therein is suspended to a rear portion of the main frame so as to freely swing in the vertical direction, final reduction gears () are attached to right and left outer sides of the rear frame, and an output shaft of the horizontal shaft apparatus is connected to an input shaft of the final reduction gear.