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, 2015

Filed:

Jun. 12, 2012
Applicants:

Norifumi Shishido, Shizuoka-ken, JP;

Satoshi Kitahara, Shizuoka-ken, JP;

Inventors:

Norifumi Shishido, Shizuoka-ken, JP;

Satoshi Kitahara, Shizuoka-ken, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 20/20 (2006.01); B41J 11/30 (2006.01); B41J 11/32 (2006.01);
U.S. Cl.
CPC ...
B41J 11/30 (2013.01); B41J 11/32 (2013.01); B65H 20/20 (2013.01);
Abstract

According to one embodiment, a tractor comprises a guide shaft, a first belt unit, a second belt unit, a fixing unit and a connecting unit. The first belt unit is supported by the guide shaft so as to move in an axis direction of the guide shaft. The second belt unit is arranged to face the first belt unit in the axis direction of the guide shaft and supported by the guide shaft. The fixing unit, which is movably supported by the guide shaft in the axis direction of the guide shaft and is capable of being fixed on the guide shaft. The connecting unit configured to connect the first belt unit to the fixing unit with a clearance in the axis direction of the guide shaft.


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