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:
May. 25, 1993
Filed:
Aug. 23, 1991
Applicant:
Inventors:
Assignee:
Nippon Densan Corporation, Kyoto, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K / ; H02K / ;
U.S. Cl.
CPC ...
310 71 ; 310 / ;
Abstract
A spindle motor comprises a housing, a hub which is rotatable relative to the housing, a rotor magnet mounted on the hub, and a stator disposed facing the rotor magnet. A coil holding member for extending a lead section of an armature coil of the stator to the outside thereof is disposed in the housing. Female screw holes into which fixing screws for mounting clamp members are screwed and through holes connecting with the female screw holes are formed in the hub. Furthermore, supporting projections extending toward the housing are disposed in the stator core of the stator, and such supporting projections are supported in the housing.