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:
Jun. 07, 1994
Filed:
Dec. 07, 1992
Ronald D Cleven, Huntertown, IN (US);
Magnavox Electronic Systems Company, Fort Wayne, IN (US);
Abstract
In a preferred embodiment, an optical rotation sensor for a rotating member, the optical rotation sensor including: at least one reflective element disposed on the surface of the rotating member; first light transmission means to transmit light from a light source, disposed at the proximal end of the first light transmission means remote from the rotating member, to illuminate the surface of the rotating member at the distal end of the first light transmission means; and second light transmission means to transmit from the distal end of the second light transmission means to a first photodetector, disposed at the proximal end of the second light transmission means remote from the rotating member, light reflected from the at least one reflective element as the at least one reflective element passes the distal end of the second light transmission means as the rotating member rotates.