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:
May. 14, 1981
Applicant:
Inventor:
Mikio Kondo, Tsu, JP;
Assignee:
Matsushita Electric Works, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
250221 ; 340555 ; 250560 ;
Abstract
A moving object detecting apparatus of which a plurality of light receiving means arranged to have a common light receiving zone and a plurality of independent light receiving zones are disposed within a single casing together with a light emitting means. Receiving order in the respective light receiving means of reflected light from a moving object within the zones is detected to discriminate moving direction of the object and desired indications are performed responsive to the discriminated direction.