Patent ID: 6275662
Filing Date: 2001-08-14
Classification: G03B

Abstract:
A film cartridge loader for a camera, comprising:a film cartridge chamber having an opening through which a film cartridge having an interceptive door is receivable into an interior of said film cartridge chamber;an interceptive door open/close member drivable to open or close an interceptive door of a film cartridge;a first member moveable in conjunction with said interceptive door open/close member;a second member shiftable from a first position where it is not engageable with said first member to a second position where it is engageable with said first member when a film cartridge is received into said film cartridge chamber, said second member being shiftable to a third position from said second position by said first member and also lockable by said first member in said third position when said interceptive door open/close member is driven in a direction to open said interceptive door; anda detection switch having a changeable switching state, said changeable switching state changing when said second member shifts to said third position from said second position to indicate that a film cartridge has been received in said film cartridge chamber.