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.

Date of Patent:
Apr. 28, 2009

Filed:

Mar. 25, 2005
Applicants:

Tatsuo Yamaguchi, Osaka, JP;

Noboru Yamamoto, Osaka, JP;

Toshiyuki Shin, Osaka, JP;

Shigenori Sakikawa, Amagasaki, JP;

Shingo Araki, Amagasaki, JP;

Inventors:

Tatsuo Yamaguchi, Osaka, JP;

Noboru Yamamoto, Osaka, JP;

Toshiyuki Shin, Osaka, JP;

Shigenori Sakikawa, Amagasaki, JP;

Shingo Araki, Amagasaki, JP;

Assignee:

Yanmar Co., Ltd., Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01B 59/043 (2006.01);
U.S. Cl.
CPC ...
Abstract

A tractor of the present invention can reduce a manufacturing cost of a lift arm support body. The tractor is configured such that a lift arm is mounted on an upper portion of a transmission casing by way of a lift arm support body, the lift arm is hydraulically controllable by a hydraulic control valve by way of a hydraulic circuit body, and the hydraulic circuit body and the hydraulic control valve are fixed to the transmission casing as bodies separate from a lift arm support body.


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