| Patent Number |
Title Of Patent |
Date Issued |
| RE32541 |
Fluidic feeding of documents to an exposure station |
November 10, 1987 |
| A system wherein documents are presented to an exposure station of reproduction apparatus includes a housing in which a rack for storing documents is located. The rack includes a plurality of pockets in each of which a document may be stored, the rack being movable in a vertical dire |
| RE32284 |
Document storage and transport apparatus |
November 11, 1986 |
| A system for presenting documents to a slit-scan xerographic exposure station includes a fluidic storage station having a housing in which a rack for storing documents is located. The rack includes a plurality of pockets in each of which a document may be stored, the rack being movable |
| 4568174 |
Photoreceptor descumming device |
February 4, 1986 |
| An apparatus for cleaning contaminants from a photoreceptor surface including a pivot for moving a flexible web into engagement with the photoreceptor surface. A supply station stores an unused portion of the web and a receiving station accepts the used portions of the web having con |
| 4547063 |
Moving magnet cleaner |
October 15, 1985 |
| A moving magnet cleaner for scraping excess toner off a photoreceptor surface. The moving magnet cleaner provides carrier bristles for brushing the photoreceptor surface. The sweeping of the moving magnet cleaner past the photoreceptor provides a self-leveling of the carrier bristles to |
| 4427285 |
Direct duplex printing on pre-cut copy sheets |
January 24, 1984 |
| The present invention is a two photoreceptor, single pass duplex reproduction system having a heat insulating prefuser transport device and first and second transfer stations. In particular, the prefuser transport is a pair of cold, toner compacting rolls adjacent the second transfer |
| 4370047 |
High speed color apparatus |
January 25, 1983 |
| A high speed color reproduction machine comprised of four separate xerographic type processing units, one for each of the primary colors plus black. The multiple processing units are arranged in close nested relationship to one another with the image transfer stations thereof in clos |
| 4352552 |
Multicolor development system for electrophotographic printing machines |
October 5, 1982 |
| An apparatus which develops a latent image. At least two differently colored developer materials are transported to a position closely adjacent to the latent image. One of the developer materials is selectively removed from the region of the latent image. In this way, the other developer |
| 4330193 |
Development system |
May 18, 1982 |
| Apparatus in which a plurality of spaced apart magnetic members transport developer material from a supply thereof. The spaces between adjacent magnetic members enable extraneous developer material to pass therethrough and return to the storage supply thereof. |
| 4218026 |
Paper web buffer system |
August 19, 1980 |
| A buffer system for isolating a supply of paper web from a processor operating on the paper web. The buffer system comprises a vacuum chamber and vacuum pump creating a pressure differential across a portion of the paper web forcing the web into the vacuum chamber in the form of a loop |
| 4199766 |
Random-dump storage buffer for moving web |
April 22, 1980 |
| A storage buffer for a moving web comprises a collection bin having an opening through which the web can be randomly dumped under the influence of gravity; means for floating randomly dumped web within the collection bin upon a cushion of gas without mechanical support of said web; a web |
| 4188110 |
Photoconductive belt supporting apparatus |
February 12, 1980 |
| A high speed color reproduction machine comprised of four separate xerographic type processing units, one for each of the primary colors plus black. The multiple processing units are arranged in close nested relationship to one another with the image transfer stations thereof in clos |
| 4171131 |
Pneumatic registration apparatus |
October 16, 1979 |
| In a first embodiment a stop having a plurality of ports is connected to and covers an end of a rectangular sleeve. In a region near the stop a narrow wall of the sleeve also has a plurality of ports. A nozzle coupled to a pump provides a flow of air into the other end of the sleeve and |
| 4159824 |
Method for reversing the direction of travel of a sheet |
July 3, 1979 |
| A method for changing the direction of travel of a sheet includes the steps of providing a pocket, guiding a sheet traveling in a first direction into the pocket, and providing a fluid stream in the pocket to bias the sheet in a substantially opposite direction, thereby reversing the dir |
| 4130274 |
Pneumatic registration apparatus |
December 19, 1978 |
| In a first embodiment a stop having a plurality of ports is connected to and covers an end of a rectangular sleeve. In a region near the stop a narrow wall of the sleeve also has a plurality of ports. A nozzle coupled to a pump provides a flow of air into the other end of the sleeve and |
| 4116431 |
Method for transporting and registering stacked sheets |
September 26, 1978 |
| A method for registering a stack of sheets with respect to perpendicularly related axes includes the steps of providing a first sleeve for accommodating the stack of sheets; providing a stop at one end of the sleeve; placing the stack in the sleeve; and providing in the sleeve a flui |
| 4109903 |
Fluidic feeding of documents to an exposure station |
August 29, 1978 |
| A system wherein documents are presented to an exposure station of reproduction apparatus includes a housing in which a rack for storing documents is located. The rack includes a plurality of pockets in each of which a document may be stored, the rack being movable in a vertical dire |
| 4099810 |
Upright document carousel |
July 11, 1978 |
| Apparatus for storing documents includes a cylindrical housing and, in the housing, an upright carousel having a number of radially disposed pockets. The housing has a horizontally and radially extending opening on a vertical wall and a horizontal opening on an outer cylindrical wall, th |
| 4096826 |
Magnetic brush development system for flexible photoreceptors |
June 27, 1978 |
| Disclosed is an improved magnetic brush development system for flexible photoreceptors which includes a magnetic brush development assembly positioned at a location remote from the latent image-bearing surface of the flexible photoreceptor and deflection means positioned adjacent to the |
| 4090704 |
Registration station |
May 23, 1978 |
| Apparatus for registering a sheet with respect to perpendicularly related axes is disclosed. Structurally, each embodiment disclosed includes (a) a sleeve for internally accomodating a sheet, at least one point on an inner narrow wall of the sleeve being aligned in parallel with one of t |
| 4089515 |
Document storage and transport apparatus |
May 16, 1978 |
| A system for presenting documents to a slit-scan xerographic exposure station includes a fluidic storage station having a housing in which a rack for storing documents is located. The rack includes a plurality of pockets in each of which a document may be stored, the rack being movable |
| 4073001 |
Apparatus for neutralizing and registering an electrostatically charged sheet |
February 7, 1978 |
| In a first embodiment a stop having a plurality of ports is connected to and covers an end of a rectangular sleeve. In a region near the stop a narrow wall of the sleeve also has a plurality of ports. Near the other end of the sleeve the other narrow wall includes a plurality of ports |
| 4066254 |
Three-way pneumatic registration apparatus |
January 3, 1978 |
| In a first embodiment, a stop having a plurality of ports is connected to and covers an end of a rectangular sleeve. In a region near the stop, a narrow wall of the sleeve also has a plurality of ports. A nozzle coupled to a pump provides a flow of air into the other end of the sleeve an |
| 4062538 |
Speed regulated fluidic sheet transport |
December 13, 1977 |
| A transport includes a sleeve through which a belt having abutments is driven at a predetermined speed. The sleeve includes along one of its narrow walls a plurality of ports and each of the abutments includes a number of holes. Fluid injected in parallel with the wide walls of the s |
| 4060233 |
Cassette loaded sheet feeder for reproduction machine |
November 29, 1977 |
| A cassette type sheet handling mechanism for a reproduction machine wherein the sheet separator utilized to remove sheets singly from the cassette has a portion thereof permanently mounted in the cassette for removal from the machine when the cassette is removed therefrom, the bottom of |
| 4059260 |
Document handling apparatus |
November 22, 1977 |
| A system for presenting documents to a slit-scan exposure station includes a first fluidic storage station in which a rack for storing documents is located. The rack includes a plurality of pockets in each of which a document may be stored, the rack being movable in a vertical direction. |
| 4055340 |
Assisted pneumatic transport and registration apparatus |
October 25, 1977 |
| In a first embodiment, a stop having a plurality of ports is connected to and covers an end of a bent rectangular sleeve. In a region near the stop, a narrow wall of the sleeve also has a plurality of ports. The sleeve includes at each bend a pair of oppositely disposed openings, a drive |
| 4054285 |
Apparatus for registering and inverting sheets |
October 18, 1977 |
| Apparatus includes a structure having a vertically disposed thin rectangular pocket into which the leading edge of a document is inserted by a roller arrangement. When the document is released by the roller arrangement it registers against the bottom wall of the pocket and a fluid st |
| 4050751 |
Document carousel |
September 27, 1977 |
| Apparatus for storing documents includes a carousel having a number of pockets and a structure for covering the pockets, the structure having a pair of openings through which documents may be moved into or out of the pockets. A drive is available for separately aligning the pockets with |
| 4050688 |
Orthogonal document handling apparatus |
September 27, 1977 |
| A system for presenting documents to a xerographic exposure station includes a first fluidic storage station in which a rack for storing documents is located. The rack includes a plurality of pockets in each of which a document may be stored, the rack being movable in a vertical dire |
| 4049255 |
Apparatus for feeding documents to and from a copier |
September 20, 1977 |
| A system wherein documents are presented to a platen of a xerographic system includes a housing in which a rack for storing documents is located. The rack includes a plurality of pockets in each of which a document may be stored, the rack being movable in a vertical direction so that |
| 4034869 |
Fluid means to load and unload a vertically movable document storage rack |
July 12, 1977 |
| Apparatus for storing documents includes a rectangular housing having first and second openings on a front wall and first and second spaced manifolds mounted on the back wall in horizontal alignment with the openings. A vertically movable rectangular rack is mounted in the housing, the r |
| 4033579 |
Offset stacker |
July 5, 1977 |
| A stacker includes a rectangular housing within which there is located a vertically movable platform. A vertical wall of the housing includes, along an upper region, an orifice through which sheets may be fed into the housing, and each of the other three vertical walls includes a series |
| 4033574 |
Document handling apparatus |
July 5, 1977 |
| Embodiments of apparatus for fluidically registering or posing documents in copying systems are disclosed. Each embodiment includes: a document feeder; and fluidic means for registering documents at a station and for discharging documents from the station. Discharged documents are collec |
| 4026542 |
Dual registration apparatus |
May 31, 1977 |
| Apparatus for registering a pair of rectangular sheets includes a rectangular sleeve whose width is variable, and a retractable gate located at one end of the sleeve. In a first embodiment, fluid injected into the other end of the sleeve provides first and second fluid streams which |
| 4014537 |
Air floatation bottom feeder |
March 29, 1977 |
| A sheet feeding device adapted for feeding sheets individually from the bottom of a stack of sheets. An air floatation stacking tray is provided to minimize sheet-to-tray and inter-sheet friction to assure positive feeding of individual sheets from the bottom of the stack irrespective of |
| 4007982 |
Method and apparatus for ultrasonically cleaning a photoconductive surface |
February 15, 1977 |
| A cleaning apparatus, electrostatographic machine and process are provided wherein particulate material is removed from the surface of an electrostatographic imaging member by at least one blade member having an edge engaging the surface. The blade edge is vibrated at a frequency suf |
| 4003568 |
Fluid conveyer |
January 18, 1977 |
| Apparatus for transporting and cooling toner bearing sheets discharged from a fuser includes a structure having a pair of superposed sheet passageways, the entrance to the passageways being located at one end of the structure. The structure is moved so that successive sheets from the |
| 3984098 |
Pneumatic registration and clamping apparatus |
October 5, 1976 |
| In a first embodiment, a stop having a plurality of ports is connected to and covers an end of a rectangular sleeve having a movable wide wall. In a region near the stop, a narrow wall of the sleeve also has a plurality of ports. A nozzle coupled to a pump provides a flow of air into the |
| 3971554 |
Sheet stacker |
July 27, 1976 |
| A sheet stacking apparatus wherein individual sheets are inserted between the preceding sheet and an air floatation chamber having angled ports therein for discharge of air in the direction of sheet movement to transport the sheet therebetween, maintain the delivered sheets out of the |
| 3948507 |
Copy stripper |
April 6, 1976 |
| A sheet stripping finger adapted for substantially planar movement into and out of engagement with a moving support surface for removing individual sheets of material therefrom. The stripper finger, is supported and biased toward the moving support surface by a plurality of parallel flex |
| 3947018 |
Universal feeder-stacker |
March 30, 1976 |
| Apparatus for removing the bottom sheets from a stack of sheets or inserting sheets at the bottom of a stack of sheets including an air plenum to provide an air cushion between the stack tray and the bottom sheet in the stack and vacuum feed means adapted for contact with the lead ed |
| 3944212 |
Sheet reversing mechanism |
March 16, 1976 |
| A reproduction machine adapted for producing copies of an original on either or both sides of a copy sheet and forwarding the finished copy to a collator. To collate the produced copy in the proper orientation, an inverter-reverser is employed to allow single-sided copy to pass directly |
| 3942785 |
Self-actuating sheet inverter reverser |
March 9, 1976 |
| A reproduction machine adapted for producing copies of an original on either or both sides of a copy sheet and forwarding the finished copy to a collator. To collate the produced copy in the proper orientation, an inverter-reverser is employed to allow single-sided copy to pass directly |
| 3941373 |
Floating gate sheet separator |
March 2, 1976 |
| A sheet feeding device adapted to separate a single sheet from a stack of sheets and forward the separated sheet away from the stack for subsequent processing. The apparatus includes a feed belt disposed adjacent one edge of the stack for contact with the lead edge of the top sheet in th |
| 3936046 |
Front and side sheet registering apparatus |
February 3, 1976 |
| A sheet feeding device adapted to separate a single sheet from a stack of sheets and forward the separated sheet away from the stack for subsequent processing. The device is adapted to side-register the sheet as it is being drawn from the stack and to front-register the sheet by means of |
