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:
Aug. 14, 2012
Filed:
May. 23, 2011
Kengo Sasahara, Hyogo, JP;
Tomoyuki Ebihara, Hyogo, JP;
Mitsuhiro Nakagaki, Osaka, JP;
Kazuma Moriguchi, Osaka, JP;
Keiji Matsumoto, Osaka, JP;
Kengo Sasahara, Hyogo, JP;
Tomoyuki Ebihara, Hyogo, JP;
Mitsuhiro Nakagaki, Osaka, JP;
Kazuma Moriguchi, Osaka, JP;
Keiji Matsumoto, Osaka, JP;
Yanmar Co., Ltd., Osaka, JP;
Kanzaki Kokyukoki Mfg. Co., Ltd., Hyogo, JP;
Abstract
An electric lawn mower includes a main frame, a mower deck supported by the main frame, a castor supported by the main frame, a sub frame, a pair of transaxles, and a pair of motor drivers. Each of the transaxles includes a transaxle housing, an electric motor disposed in the transaxle housing, a single axle supported by the transaxle housing, and a drive wheel fixed on the axle outside of the transaxle housing. The motor drivers supply electric power to the respective motors of the respective transaxles. The sub frame, supporting the transaxles and the motor drivers, is connected to the main frame.