Photographic camera with interior dust seal
AssigneeEastman Kodak Company
InventorWilliam F. Dassero
Life of this patent
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Abstract
A photographic camera comprises a chamber for receiving a cartridge containing a filmstrip, a film exposing gate, and movable blocking means for sealing a film passage to the exposing gate which must be moved out of the way to permit a filmstrip from a cartridge in the chamber to be advanced to the exposing gate. The blocking means is positioned inside the chamber over a film egress opening to the film passage to be moved to uncover the film egress opening by a cartridge during insertion of the cartridge into the chamber.
Claims5
A photographic camera comprising a chamber for receiving a cartridge containing a filmstrip, a film exposing gate, and movable blocking means for sealing a film passage to said exposing gate which must be moved out of the way to permit a filmstrip from a cartridge in said chamber to be advanced to the exposing gate, is characterized in that:
- said blocking means is positioned inside said chamber over a film egress opening to said film passage to be moved to uncover said film egress opening by a cartridge during insertion of the cartridge into the chamber, whereby a filmstrip from the cartridge can be advanced through said film egress opening to said film passage.
A photographic camera comprising a chamber for receiving a cartridge containing a filmstrip, a film exposing gate, and blocking means which must be moved out of the way to permit a filmstrip from a cartridge in said chamber to be advanced to said film exposing gate, is characterized in that:
- said blocking means includes movable means for being moved to move the blocking means out of the way responsive only to insertion of a cartridge into said chamber and without the filmstrip being advanced from the cartridge.
Dependencies are inferred from the claim text.