Photographic film marking device

Claim 1

IN AN AUTOMATIC APPARATUS HAVING A LIGHT-TIGHT CASING, A MOVABLE MAGAZINE FOR RECEIVING CASSETTES CONTAINING EXPOSED X-RAY FILMS SHEETS AND FOR SUCCESSIVELY TRANSPORTING SAID CASSETTES INTO SAID LIGHT-TIGHT CASING, AND MEANS FOR REMOVING THE FILM SHEETS FROM THE CASSETTES AND FOR DELIVERING THE FILM SHEETS TO DEVELOPING APPARATUS, IN COMBINATION DATA CARRYING MEANS CONNECTED TO SAID MAGAZINE, MEANS IN SAID CASING FOR REMOVING SAID FILM SHEETS FROM SAID CASSTTES AND FOR TRANSPORTING SAID FILM SHEETS THROUGH AN OUTLET OPENING OF SAID CASING, MEANS IN SAID CASING FOR ILLUMINATING SAID DATA CARRYING MEANS, LENS MEANS MOUNTED IN SAID CASING FOR PROJECTING AN IMAGE OF SAID DATA CARRYING MEANS, REFLECTING MEANS MOUNTED IN SAID CASING AND POSITIONED WITH RESPECT TO SAID LENS MEANS TO PROJECT THE IMAGE OF SAID DATA CARRYING MEANS UPON SAID FILM SHEETS ENGAGED BY SAID TRANSPORTING MEANS, SWITCH MEANS MOUNTED ON SAID APPARATUS, MEANS CONNECTED TO SAID MAGAZINE FOR ACTUATING SAID SWITCH MEANS UPON MOVEMENT OF SAID MAGAZINE, MEANS FOR GRIPPING AND POSITIONING SAID DATA CARRYING MEANS RELATIVE TO SAID ILLUMINATING MEANS AND SAID PROJECTING MEANS, OPERATING MEANS CONNECTED TO SAID SWITCH MEANS FOR ACTUATING SAID GRIPPING AND POSITIONING MEANS, A LIGHT SOURCE AND A LIGHT SENSITIVE MEANS DISPOSED ON OPPOSITE SIDES OF ONE OF SAID DATA CARRYING MEANS, AND MEANS FOR CONNECTING SAID LIGHT SENSITIVE MEANS TO SAID OPERATING MEANS TO CONTROL THE LATTER IN RESPONSE TO VARIATIONS IN THE LIGHT INTENSITY ON SAID LIGHT SENSITIVE MEANS.