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Class 271/94 - Unidirectionally-moving suction member or surface


Subclass of Class 271 - Sheet feeding or delivering
Definition: Device wherein the sheet-removing means comprises an element
No. of patents: 201
Last issue date: 12/28/2010


1            
NumberTitleIssue Date
7857302Vacuum friction feeder
A vacuum friction feeder including at least one vacuum friction belt provided with a plurality of holes, a pair of rollers, a table top provided with at least one suction port, an exposure table having a substantially horizontal top surface and a separator. The at l...
12/28/2010
7823871Sheet feeding apparatus, housing incorporating the same and image forming apparatus
A sheet feeding apparatus including a sheet tray for storing a plurality of sheets of paper, the sheet tray capable of being pulled out in a direction perpendicular to a sheet feed direction, a pair of side regulating members for regulating both lateral surfaces of ...
11/02/2010
7441764Feeder mechanism for a packaging machine
An apparatus for sequentially manipulating from a supply point of a hopper carton blanks each having a contacting panel and for transferring the blanks to an in-feed end of a packaging machine. The apparatus comprises carton pick up means for sequentially engaging t...
10/28/2008
7384036Sheet handling device for wide format sheets
A sheet handling device for wide format sheets including a sheet support plate having a top surface containing suction holes which are connected to at least one suction chamber, the at least one suction chamber being divided into compartments that are connected, tho...
06/10/2008
7367557Sheet material feeding apparatus
A sheet material feeding apparatus includes a feed-out device that brings the stacked sheet materials conveyed on a floor belt into contact with a pickup roller and feeds the sheet materials out in a direction crossing the conveying direction of the stacked sheet ma...
05/06/2008
7367444Device and method for optionally drawing in a cutout from a stack of several cutouts, or taking over a cutout from a separating cutting machine
A device for optionally or selectively drawing in a cutout from a stack of several cutouts, or taking over a cutout from a separating cutting device, which separates the cutout from a material web, includes a vacuum guide roller in which the cutout coming from the s...
05/06/2008
7364150Sheet feeding apparatus and image forming apparatus using heating member on sheet tray
An air duct is disposed in the vicinity of a heating member generating the heat for heating sheets stacked in a sheet tray, and the air in the air duct is heated by the heat generated by the heating member. The air duct is connected to an air blowing portion blowing...
04/29/2008
7357390Devices for aligning sheets and a method for aligning sheets transversal to the direction of travel of the sheets
A device is provided for use in the alignment of sheets transverse to a direction of sheet travel. A sheet retaining device, which conveys the sheets, is displaceably mounted for holding the sheets against a side guide. At least two sheets are situated one above the...
04/15/2008
7303188Document separator
A document separator for use in a document processing machine. The document separator has a flexible loop of material adjacent to a document transport mechanism so that it holds one or more documents back from being transported along a transport path while allowing ...
12/04/2007
7249759Sheet feeding apparatus
A sheet feeding apparatus including a stacking portion for stacking a plurality of sheets thereon, a sheet feeding portion for feeding the sheets stacked on the stacking portion, a fan for sending air to the sheets to loosen the sheets stacked on the stacking portio...
07/31/2007
7249762System for feeding and transporting documents
A system for feeding and transporting documents includes a feeder stage and a transport stage. The feeder stage includes a feeder and a hopper assembly. The hopper floor carries the document stack, and includes a flag providing a force to move the documents along th...
07/31/2007
7222846Sheet take-out apparatus and method of taking out sheets
A sheet take-out apparatus is disclosed that includes a sheet-feeding member on which sheets are placed. The apparatus includes an air spout unit to spout out air towards a right or left side of a front portion of the sheets with respect to a take-out direction of t...
05/29/2007
7198264Sheet supplying device
In a sheet supplying device for feeding a sheet from a sheet stack configured by stacking plural sets of sheets collated by page order, each of which corresponds to one volume, for each set of sheets, in a state where the sheets are superimposed on one another so as...
04/03/2007
7192024Sheet material processing
A feed mechanism feeds sheet material sequentially on demand to a take-up mechanism of processing machinery. The feed mechanism has a feed table with a gate. Sheets may be stacked against the gate, which allows only the lowermost sheet to pass therebeneath. Rollers ...
03/20/2007
7182332Feed device for stacks of paper, plastic material or the like
A feed device for stacks of paper or plastic material has at least one transport unit with a supporting member for the stack and at least one transport element. A separating unit with at least one rotatably driven feed drum is provided for removing individual sheets...
02/27/2007
7172116Automatic dispensing machine of cards and card like goods
Dispensing more than one card or card like good is prevented to prevent issuing a duplicate with an automatic dispensing machine of card or card like good having a table which supports the piled up card or card like good. A sucking device is located over the table a...
02/06/2007
7025347Sheet aligning apparatus
A sheet feeding apparatus in which after a bundle of sheets is placed in an erect posture on a sheet supporting stand, the bundle of sheets placed on the sheet supporting stand is continuously vibrated upward and downward for a predetermined time, and is moved in a ...
04/11/2006
7021886Paper supply system and cart for a high-speed sheet feeder
A method and system are disclosed for delivering and feeding a stack of paper to a high-speed sheet feeder. A sheet handling cart is removably connectable to a docking station attached to the high-speed sheet feeder. The sheet handling cart comprises a paper trough ...
04/04/2006
7016641Sheet-feeding device having heater for heating sheet
A sheet-feeding device for separating sheets stored in a sheet storage unit by blowing air heated by a heater toward the sheets includes a controller which detects an abnormality when a heater temperature does not reach a first predetermined temperature within a pre...
03/21/2006
7007944Pulsed airknife control for a vacuum corrugated feed supply
A method of operating a vacuum corrugated belt feeder with positive air pressure-separator during a feed cycle wherein the vacuum and the positive pressure air are controlled by a vacuum valve and a positive air pressure valve respectively, wherein the paper is take...
03/07/2006
7007940Banknote store
A banknote store can remove banknotes individually from a stack by light air pressure extending over a substantial area of the banknote, the banknote then being transportable without needing to move the source of the reduced pressure. Banknotes are added individuall...
03/07/2006
6994340Sheet feeding apparatus having an air fluffer
A sheet feeding apparatus for feeding a stack of sheets in a direction of movement to a process station, including: a sheet tray for holding the stack of sheets; an air plenum, positioned above the stack of sheets, for picking up a sheet from the stack of sheets whe...
02/07/2006
6971806Apparatus, method, and computer program product for pad transfer
The present invention includes apparatus and method for image transfer onto one of a plurality of a pad medium pages while the pages are aggregated together. A preferred embodiment for a printer includes a housing; a print engine, within the housing, for transferrin...
12/06/2005
6955348Sheet feeder which separates sheets with variable speed and/or direction blown air and image forming apparatus using same
A sheet feeder has a plurality of sheets supported on an intermediate plate, and feeds sheets separately one by one by attracting them by a suction belt. Air is blown from a blowing duct through an opening toward a side edge of a sheet bundle supported by the interm...
10/18/2005
6945524Card singularization gate
A card singularization gate for use in an identification card printer includes a roller support, a guide roller, and a card stop. The roller support is positioned between a card feeder and the card transport mechanism. The guide roller is supported by the roller sup...
09/20/2005
6932527Card cartridge
A card cartridge includes a housing having a pair of opposing side walls, a top, a front wall, a back wall opposite the front wall, and a base. The housing includes an interior cavity that is sized to accommodate a stack of cards, a card access, and a card output sl...
08/23/2005
6929259Compact bank note dispensing device to prevent duplication releases
A duplicate let off prevention device for sheets includes a first exit guide, a second exit guide which is spaced from the first exit guide at a distance that is larger than the thickness of one sheet and is smaller than the thickness of two sheets, and a pre-exit g...
08/16/2005
6918581Paper sheet take-out apparatus
A paper sheet take-out apparatus comprises a paper feed table on which paper sheets are placed as a stack, a take-out rotor which absorbs and takes out the uppermost paper sheet placed on the paper feed table, and a positioning mechanism which positions the uppermos...
07/19/2005
6896252Device for lifting a porous sheet from a stack of such sheets
A device for lifting a porous sheet from a stack of such sheets includes a gas stream supply mechanism that is configured to generate a gas stream and is positioned so that, in use, the gas stream impinges on a first sheet of the stack. The gas stream supply mechani...
05/24/2005
6854724Pneumatic sheet transportation
A method of separating a sheet of print media from a stack of sheets, the sheets being porous, includes blowing fluid on to a top surface of a topmost sheet of the print media on the stack so that the fluid passes through at least the topmost sheet of the stack and ...
02/15/2005
6851671Method of feeding sheets of media from a stack
A method of feeding porous sheets of media from a stack of such sheets includes the step of applying a gas flow to a first sheet of a stack, via a gas conduit and nozzle so that the gas passes partially through the first sheet and impinges on a second sheet, generat...
02/08/2005
6848686Printing assembly for printing on sheets of media from a stack
A printing assembly for printing on porous sheets of media from a stack of such sheets includes a retaining structure that is configured to retain the stack in an aligned condition. A pick-up device on the retaining structure includes a gas conduit that is in fluid ...
02/01/2005
6834851Sheet feeding apparatus for feeding porous sheets of media from a stack of such sheets
A sheet feeding apparatus for feeding porous sheets from a stack includes an air displacement device having an outlet conduit. Outlet nozzles are connected to the outlet conduit. The outlet nozzles are displaceable between a pick-up position proximate a first sheet ...
12/28/2004
6830246Apparatus for feeding sheets of media from a stack
An apparatus for feeding porous sheets of media from a stack of such sheets includes a retaining structure that is configured to retain the stack in an aligned condition. A pick-up device is operatively arranged with respect to the retaining structure. The pick-up d...
12/14/2004
6820871Printer for printing on porous sheets of media fed from a stack of such sheets
A printer for printing on porous sheets of media fed from a stack of such sheets includes a gas stream supply mechanism that is configured to generate a gas stream and is positioned so that, in use, the gas stream impinges on a first sheet of the stack. The gas stre...
11/23/2004
6817606Packaging material of photothermographic image recording sheet and detecting method of presence/absence of residual photothermographic image recording sheet
The problem of the present invention is to clear the packaging material and the presence/absence detecting method of the residual photothermographic image recording sheet, which are improved so that the concave section or the notched section provided on the bottom p...
11/16/2004
6773006Pneumatic apparatus with removable vacuum shoe
A rotatable pneumatic feeding head having a vacuum shoe with apertures for picking up an envelope from an envelope stack by negative air pressure. The feeding head has an outer cylinder with holes communicating with the apertures, and an inner cylinder with cutout r...
08/10/2004
6719031Device for cutting out an article from a long tape and adhering the article to an adhesive tape
Device for cutting out articles from a long tape and adhering the articles to an adhesive tape comprises a cutting roll, an adhering roll and a transfer device for transferring the cut-out articles to the adhesive tape. The cutting roll carries blade forms for cutti...
04/13/2004
6702277Delivery device for the sections of a strip of film
The invention relates to a delivery device for the sections of a strip of film that are fed in a direction of conveyance, especially in a bead welding machine, comprising a rotor (40) that is driven and rotated around an axis (40) lying parallel thereto o...
03/09/2004
6659447Method of transporting a sheet of media from a stack of sheets
A method of separating a sheet of print media from a stack of sheets, the sheets being porous, includes blowing fluid on to a top surface of a topmost sheet of the print media on the stack so that the fluid passes through at least the topmost sheet of the...
12/09/2003
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