Camera

Claim 1

A PHOTOGRAPHIC CAMERA MECHANISM FOR USE WITH A ROLL FILM CARTRIDGE HAVING A FILM CHAMBER, A TAKE-UP CHAMBER, A ROTATABLE TAKE-UP SPOOL IN SAID TAKE-UP CHAMBER, A CARTRIDGE BODY INTERCONNECTING SAID FILM AND TAKE-UP CHAMBERS, A ROLL OF FILM IN SAID FILM CHAMBER, SAID FILM HAVING A LEADER PORTION EXTENDING THROUGH SAID CARTRIDGE BODY AND INTO OPERATIVE CONTACT WITH SAID SPOOL WHEREBY ROTATION OF SAID SPOOL IN ONE DIRECTION DRAWS FILM FROM SAID ROLL AND ADVANCES THE SAME THROUGH SAID CARTRIDGE BODY AND ONTO SAID SPOOL, SAID FILM HAVING A PLURALITY OF AXIALLY ELONGATED METERING OPENINGS EACH POSITIONED IN SUBSTANTIALLY IDENTICAL PREDETERMINED RELATION TO A RESPECTIVE FRAME AREA OF SAID FILM, SAID CARTRIDGE BODY HAVING A LIGHT-ADMITTING WINDOW IN THE FRONT SIDE THEREOF POSITIONED RELATIVE TO SAID FILM SO THAT SUCCESSIVE FRAME AREAS MAY BE ALIGNED WITH SAID WINDOW AS SAID FILM IS ADVANCED, SAID FRONT SIDE OF SAID CARTRIDGE BODY HAVING A METERING SLOT HAVING AN AXIAL LENGTH GREATER THAN THAT OF SAID METERING OPENINGS AND BEING ARRANGED TO BE ALIGNED WITH THE METERING OPENING CORRESPONDING TO EACH FRAME AREA WHEN THE LATTER IS ALIGNED WITH SAID WINDOW, AND A SOCKET FORMATION IN SAID FRONT SIDE OF SAID CARTRIDGE BODY SURROUNDING SAID WINDOW; SAID MECHANISM COMPRISING: (A) A CAMERA BODY HAVING: (1) A FRONT WALL; (2) A TOP WALL, A BOTTOM WALL AND A PAIR OF SIDE WALLS EACH CONTACTING SAID FRONT WALL AND DEFINING, AT THE REAR ENDS THEREOF, AN OPEN END OF SAID CAMERA BODY, SAID OPEN END BEING INSERTABLE IN SAID SOCKET FORMATION IN LIGHT-TIGHT RELATIONSHIP; (3) LATCHING MEANS PROJECTING OUTWARDLY FROM AN OPPOSITE PAIR OF SAID WALLS DEFINING SAID OPEN END AND EXTENDING REARWARDLY BEYOND SAID OPEN END, SAID LATCHING MEANS OVERLYING AND CONTACTING SAID CARTRIDGE BODY WHEN SAID OPEN END IS INSERTED IN SAID SOCKET THEREBY TO RELEASABLY RETAIN SAID CAMERA BODY ASSEMBLED TO SAID CARTRIDGE BODY AND WITH SAID OPEN END ALIGNED WITH SAID WINDOW; (4) A LENS MOUNTED IN SAID FRONT WALL; (5) A SHUTTER MECHANISM MOUNTED IN SAID CAMERA BODY AND BEING ARRANGED, EXCEPT IN AN EXPOSURE POSTION THEREOF, TO PREVENT LIGHT ENTERING SAID LENS FROM REACHING SAID WINDOW; (6) AN EXTERNALLY ACTUABLE MEMBER CONNECTED TO SAID SHUTTER MECHANISM FOR MOVING THE LATTER THROUGH SAID EXPOSURE POSITION THEREOF THEREBY TO ADMIT LIGHT THROUGH SAID LENS AND THROUGH SAID WINDOW TO MAKE AN EXPOSURE; (7) A METERING ROD CONNECTED TO SAID SHUTTER MECHANISM AND HAVING AN END ENTERING SAID METERING SLOT AND ARRANGED TO ENTER SAID METERING OPENINGS IN SAID FILM WHEN SAID METERING OPENINGS ARE ALIGNED WITH SAID METERING SLOT, SAID ROD BEING MOVABLE BY AND WITH SAID FILM BY CONTACT OF THE SIDES OF A METERING OPENING WITH SAID ROD; (8) STOP MEANS TO PREVENT FURTHER MOTION OF SAID ROD BY SAID FILM WHEN A FRAME IS POSITIONED IN ALIGNMENT WITH SAID WINDOW THEREBY ALSO TO PREVENT FURTHER ADVANCE OF SAID FILM; AND (9) MEANS TO WITHDRAW SAID ROD FROM SAID METERING OPENING UPON ACTUATION OF SAID SHUTTER MECHANISM THEREBY TO RELEASE SAID FILM FOR FURTHER ADVANCE; AND (B) A SEPARATE FILM WINDING MECHANISM HAVING; (1) A ROTATABLE KNOB HAVING SPOOL ENGAGING MEANS PROJECTING FROM ONE END THEREOF; AND (2) MEANS TO RELEASABLY ATTACH SAID ROTATABLE KNOB TO SAID CARTRIDGE BODY WITH SAID SPOOL ENGAGING MEANS OPERATIVELY CONNECTED TO SAID SPOOL WHEREBY ROTATION OF SAID KNOB IN ONE DIRECTION ADVANCES SAID FILM.