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:
Jan. 03, 1989
Filed:
Jul. 20, 1987
Ryoichi Someya, Matsudo, JP;
Masakazu Ikegami, Matsudo, JP;
Mabuchi Motor Co. Ltd., , JP;
Abstract
A motor having a housing comprising a case and a case cover, and bearings for supporting a motor rotating shaft fitted to the case and the case cover, respectively. The bearings are secured to the case and include a large diameter portion at one axial end having a diameter larger than the diameter of a bearing mounting hole in the case. The bearings also include a small diameter portion, provided at the other end thereof, which is extended continuously from the large diameter portion via a shoulder having such a diameter as to be fitted into the bearing mounting hole in the case. A recess is provided on the end face of the small diameter portion so as to permit a substantial increase the distance l between the bearings.