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:
Mar. 19, 1996
Filed:
Oct. 12, 1994
Manabu Sano, Yokohama, JP;
Shuji Sekine, Yokohama, JP;
Jidosha Denki Kogyo Kabushiki Kaisha, Yokohama, JP;
Abstract
An electric motor is provided with an armature, an output shaft rotatable according to the rotation of the amature through a worm gear pair, and a rotation detectiong mechanism which comprises a rotary magnet rotatable together with the output shaft through an intervenient member and a reed switch for detecting rotation of the output shaft according to alterarion of the magnetic force caused by the rotation of the rotary magnet, and the intervenient member is fixed to the output shaft so as to form a predetermined play between the output shaft and the rotary magnet and transmit the rotation of the output shaft to the rotary magnet through the play.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile