Patent ID: 6074107
Filing Date: 2000-06-13
Classification: G03B

Abstract:
A camera for use with a film cartridge, the film cartridge including a film, a film chamber that holds the film, a movable member movable to advance a portion of a film fully contained within the film chamber to the exterior of the film chamber, a locking member for locking the movable member so as to prevent the movable member from moving, the locking member being movable between a lock position and an unlock position and having a predetermined moving portion that moves with movement of the locking member, and holding means for holding the locking member in the lock position, the holding means including a contact portion contactable with the predetermined moving portion to restrict movement of the locking member, the camera comprising:a cartridge chamber;release means for releasing a contact state between the contact portion of the holding means and the predetermined moving portion, thereby to release the locking member and permit the locking member to move to the unlock position; anddrive means for driving movement of the movable member at least when said release means releases the contact state between the contact portion of the holding means and the predetermined moving portion of the locking member.