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:
Jan. 22, 2013

Filed:

Feb. 12, 2008
Applicants:

Masaaki Kuma, Hakusan, JP;

Hiroaki Takeshima, Komatsu, JP;

Inventors:

Masaaki Kuma, Hakusan, JP;

Hiroaki Takeshima, Komatsu, JP;

Assignee:

Komatsu Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 3/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A transmission for an industrial vehicle has an input shaft; first and second transmission mechanisms each having a plurality of speed-change steps; a second transmission mechanism; a clutch mechanism; a rotation direction switching mechanism; and an output shaft. The clutch mechanism is disposed on the input side of the first and second transmission mechanisms and is provided with a forward clutch and a reverse clutch for switching between forward and reverse travel, and is further provided with first and second snap clutches for selecting which of the first and second transmission mechanisms will receive rotational input from the engine. The rotation direction switching mechanism is a mechanism for switching the direction of rotation inputted to the first transmission mechanism or the second transmission mechanism to the direction of rotation for forward travel or the direction of rotation for reverse travel in accordance with the switching of forward and reverse travel.


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