Claims
- 1. An image recording method comprising the steps of:
- (a) forming an electrostatic latent image corresponding to an image to be recorded on the surface of an electrostatic latent image forming material, said forming step comprising the steps of
- (i) first uniformly neutralizing any charges on the electrostatic latent image forming material with a discharging corotron,
- (ii) then uniformly charging the surface of the electrostatic latent image forming material with a charging corotron, and
- (iii) then forming an electrostatic latent image on said surface through discharging by applying a voltage to a pin electrode in non-contact very close to the surface of the electrostatic latent image forming material,
- (b) laying a recording material having a high resistance value and dielectric coefficient on said electrostatic latent image forming material,
- (c) visualizing an electrostatic latent image on said recording material corresponding to the electrostatic latent image of said electrostatic latent image forming material by supplying developer to the surface of said recording material not facing said electrostatic latent image forming material,
- (d) laying an ordinary recording paper on said recording material storing the visualized image,
- (e) duplicating the visualized image formed on said recording material onto said ordinary recording paper by duplication means, and
- (f) fixing the developer on said ordinary recording paper.
- 2. An image recording method in accordance with claim 1 further comprising the steps of:
- removing said ordinary recording paper from said recording material after said visualized image is duplicated onto said paper,
- again laying said recording material on said electrostatic latent image forming material, again supplying developer to the surface of said recording material, and
- laying another new ordinary recording paper on said recording material for duplication, wherein a plurality of ordinary recording papers having a plurality of visualized images can be obtained from the same electrostatic latent image on said electrostatic latent image forming material.
- 3. An image recording method in accordance with claim 1 or 2, wherein said duplication means is composed of a corona charger.
- 4. An image recording method in accordance with claim 1 or 2, wherein said duplication means is composed of pressure rollers.
- 5. An image recording method in accordance with claim 1 or 2, wherein
- said electrostatic latent image forming material is composed of a conductive base material and a dielectric layer formed on said conductive base material, and wherein multi-pin electrodes are provided face to face adjacent the surface of said electrostatic latent image forming material.
- 6. An image recording method in accordance with claim 1 or 2, wherein said recording material has a resistance value of 10.sup.12 (ohm cm) to 10.sup.16 (ohm cm) and a dielectric coefficient of 1.2 to 3.5.
- 7. An image recording method in accordance with claim 1, wherein
- said electrostatic latent image forming material is of a cylindrical drum shape, and said recording material is of an endless belt shape placed in contact with the surface of the cylindrical drum shape, electrostatic latent image forming material, said recording material being rotated at the same speed as the rotating speed of said electrostatic latent image forming material, and wherein
- in step (a) the electrostatic latent image is formed on said electrostatic latent image forming material by the discharging pin electrode at an area on the surface of said electrostatic latent image forming material not coming into contact with said recording material,
- in step (c) a visualized image in the same shape as the electrostatic latent image on said electrostatic latent image forming material is formed on said recording material by supplying the developer from the side of said recording material in an area coming into contact with said recording material, and wherein
- in steps (d) and (e) said recording material is rotated, and the visualized image formed on said recording material is duplicated onto the recording paper in an area apart from said electrostatic latent image forming material.
- 8. An image recording method in accordance with claim 1, wherein
- said electrostatic latent image forming material is of a cylindrical drum shape, and said recording material is a belt shape recording material wound to a supply roll and take-up roll at both ends and placed in contact with the surface of the cylindrical drum shape electrostatic latent image forming material, said recording material being rotated at the same speed as the rotating speed of said electrostatic latent image forming material, and wherein
- in step (a) the electrostatic latent image is formed on said electrostatic latent image forming material by the discharging pin electrode at an area on the surface of said electrostatic latent image forming material not coming into contact with said recording material,
- in step (c) a visualized image in the same shape as the electrostatic latent image on said electrostatic latent image forming material is formed on said recording material by supplying the developer from the side of said recording material in an area coming into contact with said recording material, and wherein
- in steps (d) and (d) said recording material is rotated and the visualized image formed on said recording material is duplicated onto a recording paper at an area apart from said electrostatic latent image forming material.
- 9. An image recording method in accordance with claim 7 or 8, further comprising the step of
- removing the developer remaining on said recording material after duplication by cleaning means, and
- repeating the process steps for development and duplication of the latent image through repeated rotation of said electrostatic latent image forming material and said recording material, wherein a plurality of recording papers containing a visualized image can be obtained from the same electrostatic latent image formed on said electrostatic latent image forming material.
- 10. An image recording method in accordance with claim 7 or 8, wherein said duplication means is composed of a corona charger.
- 11. An image recording method in accordance with claim 7 or 8, wherein said duplication means is composed of pressure rollers.
- 12. An image recording method in accordance with claim 7 or 8, wherein
- said electrostatic latent image forming material is composed of a conductive base material and a dielectric layer formed on said conductive base material, multi-pin electrodes are provided face to face adjacent the surface of said electrostatic latent image forming material, and
- an electrostatic latent image corresponding to an image to be recorded is formed by discharge occurring when a voltage is applied to said multi-pin electrodes.
- 13. An image recording method in accordance with claim 7 or 8, wherein said recording material has a resistance value of 10.sup.12 (ohm cm) to 10.sup.16 (ohm cm) and a dielectric coefficient of 1.2 to 3.5.
- 14. An image recording method in accordance with claim 13, wherein said recording material has a thickness of from 25 m to 150 m.
- 15. An image recording method in accordance with claim 7 or 8, wherein said recording material is formed of a macromolecule material.
- 16. An image recording method in accordance with claim 2, 7 or 8, wherein the step (a) (i) of discharging the electrostatic latent image formed on said electrostatic latent image forming material is performed after a predetermined number of said recording papers containing the same visualized image have been obtained.
- 17. An image recording method in accordance with claim 9, wherein the step (a) (i) of neutralizing charges comprises discharging charges remaining on said recording material after duplication by the discharging corotron and wherein the method further comprises repeating the process steps for development and duplication.
Priority Claims (2)
Number |
Date |
Country |
Kind |
54-143598 |
Nov 1979 |
JPX |
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54-143596 |
Nov 1979 |
JPX |
|
Parent Case Info
This is a continuation of application Ser. No. 200,218 filed Oct. 24, 1980 now abandoned.
US Referenced Citations (3)
Number |
Name |
Date |
Kind |
3441437 |
Epstein et al. |
Apr 1969 |
|
3518698 |
Kazan et al. |
Jun 1970 |
|
4258371 |
Sekine et al. |
Mar 1981 |
|
Continuations (1)
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Number |
Date |
Country |
Parent |
200218 |
Oct 1980 |
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