Recorder for optically recording a sound record area

Claim 1

AN APPARATUS FOR OPTICALLY RECORDING ON A STRIP OF LIGHT SENSITIVE FILM A SOUND RECORD AREA OF SEPARATE PARALLEL SOUND RECORD LINES EXTENDING SUBSTANTIALLY LONGITUDINALLY OF SAID FILM, SAID APPARATUS COMPRISING A CYLINDRICALLY CURVED HOLLOW FILM SUPPORT MEANS FOR STATIONARILY SUPPORTING THE FILM AREA TO BE RECORDED UPON IN A CYLINDRICALLY CURVED CONFIGURATION ABOUT AN AXIS TRANSVERSELY OF THE LENGTH OF THE FILM, LIGHT MODULATING MEANS DISPOSED AT OPPOSITE ENDS OF SAID FILM SUPPORT MEANS, EACH FOR DIRECTING A BEAM OF EQUALLY MODULATED LIGHT TO BE RECORDED TOWARD AND THROUGH A RESPECTIVE END OF THE SUPPORT MEANS COAXIALLY THEREWITH, SAID SUPPORT MEANS INCLUDING A WINDOW TO EXPOSE THE FILM AREA TO BE RECORDED UPON, AN OPTICAL LIGHT DEVIATING MEANS OPTICALLY INTERPOSED IN THE BEAM OF EACH LIGHT MODULATING MEANS, FIRST DRIVE MEANS FOR SIMULTANEOUSLY ROTATING AND AXIALLY DISPLACING BOTH LIGHT DEVIATING MEANS JOINTLY AND IN THE SAME DIRECTION FROM A RESPECTIVE INITIAL POSITION, EACH OF SAID LIGHT DEVIATING MEANS INCLUDING LENS ELEMENTS AND LIGHT DEFLECTING ELEMENTS DISPOSED WITHIN THE SUPPORT MEANS FOR REFLECTING A RADIALLY DIRECTED CONCENTRATED BEAM OF MODULATED LIGHT UPON THE SAME STATIONARILY SUPPORTED AND EXPOSED FILM AREA ROTATING ALONG THE INNER PERIPHERAL OUTLINE THEREOF, SAID RADIAL BEAM BEING OPPOSITELY DIRECTED IN REFERENCE TO A COMMON POINT ON THE AXIS OF THE FILM SUPPORT MEANS, AN OBTURATING MEANS FOR EACH OF SAID LIGHT MODULATING MEANS MOVABLE BETWEEN A POSITION OBTURING THE RESPEC-

Claim 2

AN APPARATUS FOR OPTICALLY RECORDING ON A STRIP OF LIGHT SENSITIVE FILM A SOUND RECORD AREA OF SEPARATE PARALLEL SOUND RECORD LINES EXTENDING SUBSTANTIALLY LONGITUDINALLY OF SAID FILM, SAID APPARATUS COMPRISING A CYLINDRICALLY CURVED HOLLOW FILM SUPPORT MEANS FOR STATIONARILY SUPPORTING THE FILM AREA TO BE RECORDED UPON IN A CYLINDRICALLY CURVED CONFIGURATION ABOUT AN AXIS TRANSVERSELY OF THE LENGTH OF THE FILM, LIGHT MODULATING MEANS DISPOSED AT OPPOSITE ENDS OF SAID FILM SUPPORT MEANS, EACH FOR DIRECTING A BEAM OF EQUALLY MODULATED LIGHT TO BE RECORDED TOWARD AND THROUGH A RESPECTIVE END OF THE SUPPORT MEANS COAXIALLY THEREWITH, SAID SUPPORT MEANS INCLUDING A WINDOW TO EXPOSE THE FILM AREA TO BE RECORDED UPON, AN OPTICAL LIGHT DEVIATING MEANS OPTICALLY INTERPOSED IN THE BEAM OF EACH LIGHT MODULATING MEANS, FIRST DRIVE MEANS FOR SIMULTANEOUSLY ROTATING AND AXIALLY DISPLACING BOTH LIGHT DEVIATING MEANS JOINTLY AND IN THE SAME DIRECTION FROM A RESPECTIVE INITIAL POSITION, EACH OF SAID LIGHT DEVIATING MEANS INCLUDING LENS ELEMENTS AND LIGHT DEFLECTING ELEMENTS DISPOSED WITHIN THE SUPPORT MEANS FOR REFLECTING A RADIALLY DIRECTED CONCENTRATED BEAM OF MODULATED LIGHT UPON THE SAME STATIONARILY SUPPORTED AND EXPOSED FILM AREA ROTATING ALONG THE INNER PERIPHERAL OUTLINE THEREOF, SAID RADIAL BEAM BEING OPPOSITELY DIRECTED IN REFERENCE TO A COMMON POINT ON THE AXIS OF THE FILM SUPPORT MEANS, AN OBTURATING MEANS FOR EACH OF SAID LIGHT MODULATING MEANS MOVABLE BETWEEN A POSITION OBTURING THE RESPEC-