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:
Oct. 19, 1982
Filed:
May. 07, 1981
Applicant:
Inventors:
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
354232 ; 354236 ; 354289 ;
Abstract
Reflex camera having a focal plane shutter in the camera body and a time adjuster associated with the focal plane shutter, and an interchangeable variable central shutter objective and a time adjuster associated with the central shutter, the focal plane shutter adjuster having a setting position 'C' (central shutter) in which the central shutter of the objective can be used for exposure settings, and the objective shutter adjuster having a setting position 'F' (focal plane shutter) in which a lock is operated to block the closure drive of the shutter segment system of the central shutter so that the focal plane shutter can be used.