Shroud for sound motion picture camera

Claim 2

Cinematographic apparatus having a plurality of walls defining a chamber adapted to receive a cartridge which supports a film strip which is wound into a roll with the sound recording portion of the strip being wound on the inner side of the convolutions of the roll, said apparatus comprising: a. sound recording means supported by one of the plurality of walls and projecting into the chamber, said sound recording means comprising a first portion for engaging and recording sound onto the sound recording portion of the film strip when the cartridge is properly loaded into the apparatus and comprising a second portion which is spaced from said sound recording portion of the film strip; and b. a shroud member supported by one of the plurality of walls and projecting into the chamber adjacent the sound recording means, said member partially surrounding said second portion, said member having surface portions shaped and positioned for guiding the sound recording portion of the film strip into contact with said recording means as the cartridge is loaded into the apparatus.

Claim 3

Apparatus as set forth in claim 1 wherein said shroud member further comprises: a first surface that is substantially perpendicular to said supporting wall, a second surface substantially perpendicular to said first surface and spaced from said supporting wall, and a third surface extending from one edge of said second surface and being tapered with respect to said second surface at an angle between 0* and 90*, and said shroud member being positioned for guiding the film strip into position for communicating with said sound recording means.

Claim 4

Apparatus as set forth in claim 2 wherein said sound recording means comprises a capstan and a sound recording head which are positionable between said shroud member and the film strip when the cartridge is properly loaded in the apparatus.

Claim 5

In a motion picture camera having walls defining a chamber adapted to receive a film cartridge of the type which has an aperture and which supports a length of film extending across the aperture, said camera comprising: a. means for recording sound upon said length of film; and b. a member supported by one of said walls and partially surrounding said means for recording sound, said member having portions for cooperating with said length of film for guiding and positioning the film relative to said sound recording means as the cartridge is received into the chamber of the camera, said member projecting into the chamber and being positioned to be received by the aperture in the cartridge so that it is interposed between the cartridge and the film strip when the cartridge is loaded in the camera.

Claim 6

In a motion picture camera having walls defining a chamber adapted to receive a film cartridge of the type which has an aperture and which supports a length of film extending across the aperture, said camera comprising: a. means for recording sound upon said length of film; and b. a member supported by one of said walls and partially surrounding said means for recording sound, said member having portions for cooperating with said length of film for guiding and positioning the film relative to said sound recording means as the cartridge is received into the chamber of the camera, said member projecting into the chamber and being positioned to be received by the aperture in the cartridge so that it is interposed between the cartridge and the film strip when the cartridge is loaded in the camera.

Claim 7

A camera as set forth in claim 4 wherein said member has a plurality of adjacent surface portions positioned to be contacted by the film strip as the cartridge is inserted into the chamber and to deflect the film into a position wherein said sound recording means can contact the film.

Claim 8

In a motion picture camera for use with a film cartridge, the camera having walls defining a chamber for the cartridge, said cartridge comprising walls and having an aperture in one of said walls to permit access to an inner surface of a filmstrip contained therein, the improvement comprising: a. a recording member for recording sound on the inner surface of the filmstrip; and b. a shroud which parTially encloses said recording member for guiding said filmstrip into a predetermined position adjacent to said recording member, the shroud being mounted on one of the camera walls defining the chamber and being spaced from the other walls defining the chamber.

Claim 9

In a motion picture camera for use with a film cartridge, the camera having walls defining a chamber for the cartridge, said cartridge comprising walls and having an aperture in one of said walls to permit access to an inner surface of a filmstrip contained therein, the improvement comprising: a. a recording member for recording sound on the inner surface of the filmstrip; and b. a shroud which parTially encloses said recording member for guiding said filmstrip into a predetermined position adjacent to said recording member, the shroud being mounted on one of the camera walls defining the chamber and being spaced from the other walls defining the chamber.

Claim 10

In a motion picture camera having a plurality of walls defining a chamber for receiving a film cartridge, the cartridge having an aperture adjacent one end portion thereof across which a film strip extends, and having a capstan and sound transducer, the improvement comprising: a shroud mounted on one wall of the cartridge chamber adjacent to and partially enclosing the capstan and sound transducer and projecting therefrom into the chamber, the shroud including a first surface that is substantially perpendicular to said one wall, a surface substantially perpendicular to the first surface and spaced from said one wall, and a third surface extending from one edge of the second surface and being tapered with respect to the second surface at an angle between 0* and 90*, the shroud being positioned in the cartridge chamber so that it can be received in the aperture of the cartridge when the cartridge is positioned in the chamber with said third surface cooperating with the film strip extending across the aperture of the cartridge during insertion of the cartridge into the chamber, the third surface of the shroud being positioned with respect to the capstan and sound transducer to guide the film strip into an operative position with respect to the capstan and sound transducer.

Claim 11

In a motion picture camera having a plurality of walls defining a chamber for receiving a film cartridge, the cartridge having an aperture adjacent one end portion thereof across which a film strip extends, and having a capstan and sound transducer, the improvement comprising: a shroud mounted on one wall of the cartridge chamber adjacent to and partially enclosing the capstan and sound transducer and projecting therefrom into the chamber, the shroud including a first surface that is substantially perpendicular to said one wall, a surface substantially perpendicular to the first surface and spaced from said one wall, and a third surface extending from one edge of the second surface and being tapered with respect to the second surface at an angle between 0* and 90*, the shroud being positioned in the cartridge chamber so that it can be received in the aperture of the cartridge when the cartridge is positioned in the chamber with said third surface cooperating with the film strip extending across the aperture of the cartridge during insertion of the cartridge into the chamber, the third surface of the shroud being positioned with respect to the capstan and sound transducer to guide the film strip into an operative position with respect to the capstan and sound transducer.

Claim 12

In a cinematographic apparatus having a chamber defined by a plurality of walls, the chamber being adapted to receive a film cartridge carrying a roll of an elongate strip of film having opposite first and second sides and a connecting edge, the cartridge having an aperture through which the film extends along a film path wherein the film is accessible from both first and second sides with the first side of the film being disposed inwardly toward the roll of film and carrying thereon a sound recording portion, the improvement comprising: a. sound transducer means supported by one of the plurality of walls and extending into the chamber for communicating with the sound recordng portion on the first side of the film when the cartridge is received in said chamber; and b. shroud means supported by one of the plurality of walls and projecting into the chamber adjacent to said sound transducer means, said shroud means surrounding a first portion of said transducer means and leaving unenclosed a second portion of said transducer means, said second portion being disposed along the film path, said shroud means being receivable into the aperture in the cartridge and suitably shaped for cooperating with the edge and the first side of the film to guide the sound recording portion on the first side of the film into position for communicating with said second portion of the sound transducer means as the cartridge is received into said chamber.

Claim 13

In a cinematographic apparatus having a chamber defined by a plurality of walls, the chamber being adapted to receive a film cartridge carrying a roll of an elongate strip of film having opposite first and second sides and a connecting edge, the cartridge having an aperture through which the film extends along a film path wherein the film is accessible from both first and second sides with the first side of the film being disposed inwardly toward the roll of film and carrying thereon a sound recording portion, the improvement comprising: a. sound transducer means supported by one of the plurality of walls and extending into the chamber for communicating with the sound recordng portion on the first side of the film when the cartridge is received in said chamber; and b. shroud means supported by one of the plurality of walls and projecting into the chamber adjacent to said sound transducer means, said shroud means surrounding a first portion of said transducer means and leaving unenclosed a second portion of said transducer means, said second portion being disposed along the film path, said shroud means being receivable into the aperture in the cartridge and suitably shaped for cooperating with the edge and the first side of the film to guide the sound recording portion on the first side of the film into position for communicating with said second portion of the sound transducer means as the cartridge is received into said chamber.

Claim 14

The improvement as set forth in claim 8 further comprising a capstan positioned adjacent said sound transducer, said shroud means surrounding a first portion of said capstan and leaving unenclosed a second portion of said capstan, said second portion being disposed along the film path for communicating with the first side of the received film for driving the film along the film path.

Claim 15

The improvement as set forth in claim 9 wherein said shroud means further comprises: a first surface that is substantially perpendicular to said supporting wall, a second surface substantially perpendicular to said first surface and spaced from said supporting wall, and a third surface extending from one edge of said second surface and being tapered with respect to said second surface at an angle between 0* and 90*, and said shroud being positioned in the cartridge chamber for being interposed into the aperture of the cartridge when the cartridge is positiOned in the chamber with said third surface cooperating with said connecting edge and said first side of the received film strip for guiding the film strip into position for communicating with said sound transducer and said capstan.