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:
Dec. 27, 2011
Filed:
May. 09, 2006
Teiichirou Chiba, Hiratsuka, JP;
Teiichirou Chiba, Hiratsuka, JP;
Komatsu Ltd., Tokyo, JP;
Abstract
A generator/motor includes a ring-shaped stator core () fixed to a motor housing (), and a motor rotor (). The motor rotor () includes a ring-shaped rotor yoke () which rotates in cooperation with the crankshaft () and which is opposed to an inner peripheral surface of the stator core () with a predetermined gap therebetween. The motor rotor () also includes a rotor flange () which fixes and supports the rotor yoke () at its outer peripheral surface. The rotor flange () is rotatably supported by a support member () of the motor housing () through a bearing (). A cylindrical shaft portion () is interposed between the crankshaft () and the motor rotor (), and the crankshaft () is spline coupled to the cylindrical shaft portion ().