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:
Feb. 17, 2015

Filed:

Apr. 27, 2010
Applicants:

Shuji Shiozaki, Osaka, JP;

Takeshi Ouchida, Osaka, JP;

Inventors:

Shuji Shiozaki, Osaka, JP;

Takeshi Ouchida, Osaka, JP;

Assignee:

Yanmar Co., Ltd., Osaka, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 47/02 (2006.01); F16H 47/04 (2006.01); F16H 39/04 (2006.01); F16H 37/08 (2006.01);
U.S. Cl.
CPC ...
F16H 47/02 (2013.01); F16H 47/04 (2013.01); F16H 2037/0886 (2013.01); F16H 2200/2005 (2013.01); F16H 2200/0004 (2013.01);
Abstract

Disclosed is a transmission device for work vehicles, said transmission device being capable of being used with high-horsepower engines, without an accompanying loss of power transmission efficiency or fuel economy. The transmission device is provided with: an input shaft () that transmits power from an engine (); a continuously-variable transmission () that is disposed on the input shaft () and outputs power transmitted from the input shaft (), steplessly converting the speed thereof; and a reversing clutch device () that outputs, either in a forward rotational direction or a reverse rotational direction, power outputted from the continuously-variable transmission (). The reversing clutch device () can be selectively switched, and the gear ratio can be steplessly changed by the continuously-variable transmission ().


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