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.
Patent No.:
Date of Patent:
Sep. 17, 2002
Filed:
Feb. 20, 2001
Hideya Umemoto, Sakai, JP;
Yoshikazu Togoshi, Osaka, JP;
Masahiro Yamada, Sakai, JP;
Yoshiyuki Esaki, Sakai, JP;
Akira Minoura, Osaka, JP;
Kazuo Samejima, Kaizuka, JP;
Kuboto Corporation, , JP;
Abstract
A lawn mower with a vehicle body; an engine mounted on the vehicle body; caster-type front wheels; a rear wheel unit having a left rear drive wheel and a right rear drive wheel; a mower unit disposed between the front wheels and rear wheel unit; a left stepless transmission for transmitting drive, switched between forward drive and backward drive, to the left rear wheel; and a right stepless transmission for transmitting drive, switched between forward drive and backward drive, to the right rear wheel; wherein the right and left stepless transmissions are operable independently of each other. A caster-type auxiliary ground wheel unit ( ) is disposed rearwardly of the rear wheel unit and supported by a support member ( ) to be vertically movable relative to the vehicle body. A braking mechanism ( ) is provided for braking an upward movement of the support member.