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:
Apr. 16, 2013
Filed:
Mar. 19, 2009
Yasushi Yoshida, Kiryu, JP;
Junichi Busujima, Kiryu, JP;
Takashi Takizawa, Kiryu, JP;
Takeshi Miyagawa, Ueda, JP;
Seiichi Miyamoto, Ueda, JP;
Yasushi Yoshida, Kiryu, JP;
Junichi Busujima, Kiryu, JP;
Takashi Takizawa, Kiryu, JP;
Takeshi Miyagawa, Ueda, JP;
Seiichi Miyamoto, Ueda, JP;
MITSUBA Corporation, Kiryu-shi, Gunma, JP;
Johnan Manufacturing, Inc., Nagano, JP;
Abstract
A speed reducer () including a gear case () is attached in an electric motor, and a pinion is provided to an output shaft () protruding from the gear case (). A base portion () protruding in a diametrical direction is provided to the gear case () and a support shaft is mounted to the base portion (). A sector gear () is fixed to a base end of a lift arm (), and the sector gear () is swingably supported by the support shaft and meshed with the pinion. In addition, a groove portion () in a circular arc shape is provided to the sector gear (), and a gear cover () is fixed to the gear case () by a bolt () penetrating the groove portion () and a bolt () disposed on an outer periphery side than the sector gear (), and the gear cover () covers a mesh portion of the pinion and the sector gear () and presses the sector gear () toward the gear case ().