Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 6574447 | Laser beam emission control for electrophotographic device In an electrophotographic device, a method is provided in which laser power is regulated at two predetermined points of gradation. More specifically, a first laser power regulating means which regulates the magnitude of a laser power output and a second l... | 06/03/2003 |
| 5672453 | Frost image recording medium and method of and apparatus for forming and reading frost image An electrode 2c and a pinene polymer recording layer 2a with a molecular weight of 500 to 10000 are successively stacked on a substrate 2c, as shown in FIG. 3. By carrying out thermal development, information electric charge that is formed on the resin su... | 09/30/1997 |
| 5521688 | Hybrid color fuser An image treatment method and apparatus for fusing color toner images to a substrate such that they exhibit uniform gloss and satisfactory color saturation properties. A substrate carrying color toner images is passed through an oven heater for fixing the... | 05/28/1996 |
| 4864358 | Color image forming apparatus A color image forming apparatus having optics for scanning, photoconductive means and transfer means which are driven independently of each other, repetitively scanning a color original document by the optics to sequentially form latent images associated ... | 09/05/1989 |
| 4512653 | Method and apparatus for thermally-assisted grounding of an electrographic imaging member Apparatus is disclosed for softening and displacing electrically insulative material on a portion of the surface of an electrographic imaging web by heat and pressure to effect electrical contact (e.g. grounding) with an isolated conductive layer thereof.... | 04/23/1985 |
| 4484809 | Glow discharge method and apparatus and photoreceptor devices made therewith Glow discharge method and apparatus useful for coating electrophotographic photoreceptors in the form of drums and plates are described. Improved photoreceptors using amorphous silicon which accepts a high surface voltage in the dark and discharges to a l... | 11/27/1984 |
| 4135807 | Apparatus for the repeated recording of deformation images on a recording material A method and apparatus for repeated recording and quenching or erasing of deformation images on a recording material composed of a photoconductive thermoplastic recording layer arranged on a dielectric support layer wherein the development and quenching i... | 01/23/1979 |
| 4105323 | Process and apparatus for recording deformation images A method and apparatus are disclosed for recording information by deformation on a recording material having a photoconductive thermoplastic layer supported by a flexible transparent backing layer, characterized by the provision of electrostatic attractio... | 08/08/1978 |
| 4095886 | Process and apparatus for fixing images In a process and apparatus for fixing thermoplastic image material onto paper, wherein the image material in thermally softened condition is transported through a pressure zone while being pressed between and in contact with the paper and belt moving toge... | 06/20/1978 |
| 4082441 | Method and apparatus for producing and fixing a visible image on a thermoplastic layer of a photoconductive material In a system especially suited to holography a transparent photoconductive material comprises a glass substrate, an electroconductive heating layer formed on the substrate, a photoconductive layer formed on the electroconductive layer and a thermoplastic l... | 04/04/1978 |
| 4077803 | Low charge-voltage frost recording on a photosensitive thermoplastic medium A method and apparatus are provided for achieving substantially uniform charging of a single layer thermoplastic recording surface in either a positive or negative sense to a potential just below the frost threshold level, for exposing the thermoplastic s... | 03/07/1978 |
| 4033690 | Process for the production or erasure or deformation images and apparatus for the performance of the process This invention relates to an improvement in an apparatus for recording or erasing an electrostatic image by deforming a photoconductive thermoplastic layer of a recording material by heating, including support means for said recording material, charging m... | 07/05/1977 |
| 3992090 | Optical apparatus for selectively producing rippled message images in areas of specular surfaced photoplastic film and erasing such images from such areas for reuse Camera and imaging processing apparatus for producing rippled message images in frame areas of specular surfaced photoplastic film having a conductive substrate below an upper heat-softenable and image rippleable emulsion layer. Images are formed by image... | 11/16/1976 |
| 3957365 | Duplicating apparatus utilizing ion modulating means as the image generating source and method of duplicating therewith An ion modulator such as a three-layered structure, formed by sandwiching a photoconductor between a metal screen and an insulating layer, which is used as an image source. The apparatus includes an optical system for projecting an image of a graphic orig... | 05/18/1976 |
