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:
Feb. 15, 1983
Filed:
May. 27, 1981
Tokuo Shimizu, Fuchu, JP;
Olympus Optical Co., Ltd., Tokyo, JP;
Abstract
A flat motor comprises a rotor including a shaft and a plurality of coils arranged concentric with the shaft and each said coil being constituted by a winding having a predetermined diameter, the position of the end of the winding being set at a predetermined distance from the shaft, a magnet having a doughnut-like form with the inner periphery thereof spaced apart from the shaft by a distance smaller than said predetermined distance, and a connector plate provided on the rotor and extending between the rotor and magnet, having a thickness at least smaller than the predetermined diameter of the coil winding. The end of the winding of each coil is electrically connected to the connector plate.