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:
Sep. 06, 1983
Filed:
Oct. 19, 1981
Applicant:
Inventor:
Kosaku Tsuboshima, Hachiouji, JP;
Assignee:
Olympus Optical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05B / ;
U.S. Cl.
CPC ...
318640 ; 318282 ; 318626 ; 318467 ;
Abstract
A position controlling device including a shielding plate which can be moved by a motor, three pairs of light emitting elements and light receiving elements arranged on both sides of the shielding plate and a motor controlling circuit which can control the normal rotation, reverse rotation and stop of the motor with output signals from the light receiving elements and a foot switch or centering switch simple in the formation and making no misoperation with a noise.
Tsuboshima, Kosaku. (1983). Position controlling device (U.S. Patent No. 4403180). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4403180
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile