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:
Oct. 29, 2013

Filed:

Mar. 15, 2012
Applicants:

Akira Minoura, Osaka, JP;

Akihito Sugio, Norcross, GA (US);

Yoshikazu Togoshi, Osaka, JP;

Eiji Sato, Sakai, JP;

Inventors:

Akira Minoura, Osaka, JP;

Akihito Sugio, Norcross, GA (US);

Yoshikazu Togoshi, Osaka, JP;

Eiji Sato, Sakai, JP;

Assignee:

Kubota Corporation, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01D 69/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A spring support body is slidably supported on a support portion provided to a connecting member connected to a link mechanism, the spring support body supporting a side of a tension spring opposite to the side connecting the tension spring to a tension wheel body, the tension spring biasing the tension wheel body to a tension position, the tension wheel body being freely movable between a tension position and a tension release position. An operation tool slides the spring support body between the tension side and the loosened side of the tension spring, the operation tool being connected to the spring support body by being disposed such that the operation tool is positioned on a lateral exterior side of a cutting blade housing with respect to the connecting member.


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