Flat screen electrostatic copier

A copying apparatus, for copying an image of an original onto a recording member, comprising:

• a photosensitive screen having a plurality of apertures;
• means for reciprocally moving said screen from a start position to a recording position within a predetermined plane;
• means for applying a light image of an original to one side of said screen while said screen is moving in said plane to form a primary electrostatic latent image thereon, said light image applying means having a light image projecting portion;
• means for applying said primary electrostatic latent image to said recording member at said recording position, thereby forming a secondary electrostatic latent image on said recording member while said screen remains stationary, wherein said primary electrostatic latent image forming means is deactivated while said means for forming the secondary electrostatic latent image on said recording member is operable;
• means for visualizing said secondary electrostatic latent image on said recording member;
• and
• means for fixing said visualized image on said recording member, wherein said visualizing means and said fixing means are operable to form second and succeeding electrostatic latent images from a single primary electostatic latent image.

A copying apparatus, for copying an image of an original onto a recording member, comprising:

• a photosensitive screen having a plurality of apertures;
• means for moving said screen for a start position to a recording position within a predetermined plane;
• means for forming a primary electrostatic image on one side of said screen comprising means for applying a light image of an original to said one side of said screen while said screen is moving in said plane, said light image applying means having a light image projecting portion and being operable to move in a direction opposite to that of said screen;
• means for applying said primary electrostatic latent image to said recording member at said recording position, thereby forming a secondary electrostatic latent image on said recording member while said screen remains stationary;
• means for visualizing said secodary electrostatic latent image on said recording member;
• and
• means for fixing said visualized image on said recording member.

A copying apparatus, for copying an image of an original onto a recording member, comprising:

• a photosensitive screen having a plurality of apertures;
• means for reciprocally moving said screen from a start position to a recording position within a predetermined plane;
• means for forming a primary electrostatic latent image on said screen including means for applying a light image of an original to one side of said screen at said start position to form a primary electrostatic latent image thereon, said light image applying means having a light image projecting portion;
• means for applying said primary electrostatic latent image to said recording member at said recording position, thereby forming a secondary electrostatic latent image on said recording member while said screen remains stationary;
• means for visualizing said secondary electrostatic latent image on said recording member;
• and
• means for fixing said visualized image on said recording member.

A copying apparatus, for copying an image of an original onto a recording member, comprising:

• photosensitive screen having a plurality of apertures;
• means for reciprocally moving said screen from a start position to a recording position within a predetermined plane;
• means for forming a primary electrostatic latent image on said screen including means for applying a light image of an original to one side of said screen at said start position, said light image applying means having a light image projecting portion;
• means for applying said primary electrostatic latent image to said recording member at said recording position, thereby forming a secondary electrostatic latent image on said recording member while said screen remains stationary, wherein said primary electrostatic latent image forming means is deactivated while said means for forming the secondary electrostatic latent image on said recording medium is operable;
• means for visualizing said secondary electrostatic latent image on said recording member;
• and
• means for fixing said visualized image on said recording member, are operable to form second and succeeding secondary electrostatic latent images from a single primary electrostatic latent image.

A copying apparatus, for copying an image of an original onto a recording member, comprising:

• a photosensitive screen having a plurality of apertures and having a condutive member exposed at one side thereof and a photoconductive member exposed at the other side thereof;
• means for reciprocally moving said screen from a start position to a recording position within a predetermined plane;
• means for forming a primary electrostatic latent image on said screen including means for applying a light image of an original to one side of said screen while said screen is moving in said plane, said light image applying means having a light image projecting portion;
• means for applying said primary electrostatic latent image to said recording member at said recording position, thereby forming a secondary electrostatic latent image on said recording member while said screen remains stationary;
• means for visualizing said secondary electrostatic latent image on said recording member;
• and
• means for fixing said visualized image on said recording member.

A copying apparatus, for copying an image of an original onto a recording member, comprising:

• a photosensitive screen having a plurality of apertures and having a base conductive member exposed at one side thereof and a photoconductive member exposed at the other side thereof;
• means for reciprocally moving said screen from a start position to a recording position within a predetermined plane;
• means for applying a light image of an original to one side of said screen while said screen is moving in said plane to form a primary electrostatic latent image thereon, wherein said primary electrostatic latent image forming means is deactivated while said means for forming the secondary electrostatic latent image on said recording member is operable;
• means for applying said primary electrostatic latent image to said recording member at said recording position, thereby forming a secondary electrostatic latent image on said recording member while said screen remains stationary;
• means for visualizing said seconary electrostatic latent image on said recording member;
• and
• means for fixing said visualized image on said recording member, wherein said means for visualizing and fixing said image on said recording member are operable to form second and succeeding secondary electrostatic latent images from a single primary electrostatic latent image;

A copying apparatus, for copying an image of an original onto a recording member, comprising:

• a photosensitive screen having a plurality of apertures and including a base conductive member having a plurality of apertures, photoconductive member substantially covering said base member, and an insulating member substantially covering said photoconductive member, a part of said conductive member being exposed at one side of said screen, and the other side of said screen and inside portions of said apertures of said screen being covered with said insulating member;
• means for reciprocally moving said screen from a start position to a recording position within a predetermined plane;
• means for forming a primary electrostatic latent image on said screen including means for applying a primary charge to said screen, means for applying a light image of an original to said other side of said screen, means for applying secondary charge to said screen substantially simultaneously with application of the light image, and means for applying overall exposure of said screen while said screen is moving in said plane;
• means for applying said primary electrostatic latent image to said recording member at said recording position, thereby forming a secondary electrostatic latent image on said recording member while said screen remains stationary
• means for visualizing said secondary electrostatic latent image on said recording member;
• and
• means for fixing said visualized image on said recording member.

A copying apparatus, for copying an image of an original onto a recording member, comprising:

• a photosensitive screen having a plurality of apertures and including a base conductive member having a plurality of apertures, photoconductive member substantially covering said base member, and an insulating member substantially covering said photoconductive member, a part of said conductive member being exposed at one side of said screen, and the other side of said screen and inside portions of said apertures of said screen being covered with said insulating member;
• means for moving said screen from a start position to a recording position with a predetermined plane;
• means comprising a first corona dischrger for applying a primary charge to said screen;
• means for applying a light image of an original to said other side of said screen, said light image applying means having a light image projecting portion;
• means comprising a second corona discharger for applying a secondary charge to said screen;
• means for applying overall exposure of said screen while said screen is moving in said plane to form a primary electrostatic latent image thereon;
• means including a third corona discharger for applying said primary electrostatic latent image to said recording member at said recording position, thereby forming a secondary electrostatic latent image on said recording member while said screen remains stationary;
• means for visualizing said secondary electrostatic latent image on said recording member;
• and
• means for fixing said visualized image on said recording member, wherein said light image projecting portion of said means for applying a light image, said means for applying overall exposure of said screen, and said corona dischargers are disposed between the starting position and the recording position of said screen.

A copying apparatus, for copying an image of an original onto a recording member, comprising:

• a photosensitive screen having a plurality of apertures and including a base conductive member having a plurality of apertures, photoconductive member substantially covering said base member, and an insulating member substantially covering said photoconductive member, a part of said conductive member being exposed at one side of said screen, and the other side of said screen and inside portions of said apertures of said screen being covered with said insulating member;
• means for moving said screen from a start position to a recording position within a predetermined plane;
• means for applying primary charge to said screen;
• means for applying a light image of an original to said other side of said screen;
• means for applying secondary charge to said screen;
• means for applying overall exposure of said screen while said screen is moving in said plane to form a primary electrostatic latent image thereon;
• means for applying said primary electrostatic latent image to said recording member at said recording position, thereby forming a secondary electrostatic latent image on said recording member while said screen remains stationary, wherein said means for forming a primary electrostatic latent image is deactivated while said means for forming the secondary electrostatic latent image on said recording means is operable;
• means for visualizing said secondary electrostatic latent image on said recording member;
• and
• means for fixing said visualized image on said recording member, wherein said means for visualizing and fixing the secondary electrostatic latent image on said recording member are operable to form second and succeeding secondary electrostatic latent images from a single primary electrostatic latent image.