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:
Nov. 19, 1985
Filed:
Jun. 14, 1983
Applicant:
Inventor:
Hiroshi Kumatani, Nagoya, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H02K / ;
U.S. Cl.
CPC ...
310 62 ; 310266 ; 310 / ;
Abstract
A low inertia induction motor to increase to speed responding characteristic at the time of its start and stop comprises a stator core fixed inside a frame, a yoke disposed in confrontation to the stator core with a space gap and a rotor interposed within the space gap between the yoke and the stator core. A through-hole is formed at the center portion of the frame for supporting the yoke or the stator core, a rotationary shaft is rotatably inserted into the through-hole and the rotational shaft is attached with a rotational plate for supporting the rotor and a cooling fan for feeding cooling air in the interior of the frame.