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. 18, 1985
Filed:
Sep. 01, 1981
Makoto Masunaga, Tokyo, JP;
Hideo Taka, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A camera of the type having a distance detecting system for repeatedly detecting the object distance, a photographic lens control system for stopping the displacement of the photographic lens from a predetermined set position by an actuator when the photographic lens reaches a position indicated by distance data obtained with the distance detecting system, to thereby focus the photographic lens on an object to be photographed, a control system provided to prohibit the initiation of the displacement of the photographic lens by the actuator until effective distance data is obtained by the distance detecting system, or until the number of distance detecting operations reaches a predetermined value.