Between-the-lens shutter assemblies for photographic cameras

Claim 1

IN A BETWEEN-THE-LENS SHUTTER ASSEMBLY FOR PHOTOGRAPHIC CAMERAS, IN COMBINATION, SHUTTER HOUSING MEANS HOUSING A SHUTTER OF THE CAMERA; SHUTTER ACTUATING MEANS LOCATED IN SAID HOUSING MEANS FOR ACTUATING THE SHUTTER THEREIN AND INCLUDING LEADING AND TRAILING ROTARY SHUTTER RINGS SUPPORTED FOR ROTARY MOVEMENT BY SAID HOUSING MEANS AND RESPECTIVELY OPENING AND CLOSING THE SHUTTER DURING RUNNING DOWN THEREOF IN ORDER TO MAKE AN EXPOSURE; SETTING MEANS LOCATED IN SAID SHUTTER HOUSING MEANS AND MOVABLY SUPPORTED THEREBY FOR SETTING AT LEAST PART OF A STRUCTURE WHICH DETERMINES THE DEGREE TO WHICH FILM IN THE CAMERA IS EXPOSED, SAID SETTING MEANS BEING ADAPTED TO BE AUTOMATICALLY POSITIONED ACCORDING TO THE LIGHTING CONDITIONS; AND RELEASABLE HOLDING MEANS MOVABLY CARRIED BY SAID HOUSING MEANS IN THE INTERIOR THEREOF AND HAVING HOLDING AND RELEASE POSITIONS, SAID RELEASABLE HOLDING MEANS BEING OPERATIVELY CONNECTED WITH SAID SETTING MEANS, IN THE HOLDING POSITION OF SAID RELEASABLE HOLDING MEANS, FOR HOLDING SAID SETTING MEANS STATIONARY DURING AT LEAST PART OF THE RUNNING DOWN OF THE SHUTTER AND SAID RELEASABLE HOLDING MEANS COOPERATING WITH ONE OF SAID ROTARY SHUTTER RINGS UPON RUNNING DOWN OF THE SHUTTER TO BE MOVED BY SAID ONE RING FROM SAID HOLDING POSITION TO SAID RELEASE POSITION, WHEREBY SAID SETTING MEANS IS RELEASED FOR MOVEMENT AFTER AN EXPOSURE HAS BEEN MADE.