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Class 271/211 - With air cushion between sheet and pack


Subclass of Class 271 - Sheet feeding or delivering
Definition: Device wherein sheets are successively delivered onto the
No. of patents: 57
Last issue date: 02/16/2010


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NumberTitleIssue Date
7661671Sheet stacking apparatus and sheet stacking method
In a sheet stacking apparatus, a pair of side members includes a pair of lower side members which is provided with an approximately same distance therebetween as a width of a planographic printing plate and limits a movement in the planographic printing plate width ...
02/16/2010
7431288Print media flipping mechanism and method
Apparatus for delivering a sheet to a surface, comprising a rotating gripper that receives and grips the sheet at or near a leading edge thereof at a first position and delivers the leading edge to a second position, the first and second positions being situated alo...
10/07/2008
7419462Pressware die set with pneumatic blank feed
An improved apparatus for making disposable pressware features a pneumatic feeding system which accelerates a paperboard blank into a forming die. In a typical embodiment, a pair of adjustable air knives propel a paperboard blank into the forming cavity. ...
09/02/2008
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
7153378Product labelling
A product labeling apparatus has a plurality of labelers, an imager for imaging products; and a processor responsive to an output of the imager and operatively connected to a control input of each of the labelers. The processor processes an image received from the i...
12/26/2006
7140828Non-contact aerodynamic diverter/stacker insertion system
Objects such as pieces of mail are stacked without significant contact therewith by producing laminar air flow over a surface which defines or parallels a desired movement path for the objects. The objects are placed and form a barrier between the laminar air flow a...
11/28/2006
7017491Printing apparatus having plate discharge mechanism with air blowing unit
A plate discharger includes a peeling claw, a transport device and an air blowing device. The transport device has a rotary shaft, first transport rollers rotatable about the rotary shaft, a driven rotary shaft connected to a drive gear meshed with and driven by a t...
03/28/2006
7011302Vertical pocket feeder
Vertical pocket feeder signature handling equipment which supplies signatures in an on-edge orientation one at a time to bindery equipment. The vertical pocket feeder particularly cooperates with a hopper loader apparatus which transfers and separates individual sig...
03/14/2006
6962334Delivery apparatus for flat articles, especially rotary cut sheets
A delivery device for stacking cut flat articles such as rotary cross cut sheets has a braking table downstream of a sheet feeder which is provided with two counterrotating disks which are perforated and communicate with suction passages on the table beneath the dis...
11/08/2005
6845978Page binder with air cushion and non-contact adhesive applicator
A page binding device for binding pages 11 from an inkjet printhead assembly 13. The device has an adhesive applicator 16 for applying adhesive to printed pages 11. The adhesive applicator 16 is adapted to eject adhesive onto the p...
01/25/2005
6846151Non-contact aerodynamic diverter/stacker insertion system
Objects such as pieces of mail are stacked without making significant mechanical contact with the objects by an apparatus producing a laminar flow of air over a surface which defines or parallels the desired path of movement for the objects. The objects are placed t...
01/25/2005
6739254Supporting or guiding device for sheets in a sheet processing machine, particularly a printing press
A supporting or guiding device for sheets in a sheet processing machine includes a supporting or guiding layer having a supporting or guiding surface formed with a plurality of outlet openings for applying a throttled air flow therethrough to a respective sheet. A c...
05/25/2004
6672585Apparatus for stacking sheet members, apparatus for measuring dimensions of sheet members, and apparatus for and method of marking sheet members
An apparatus for stacking a predetermined number of X-ray films has a sheet member holding device disposed above a stacking position for temporarily holding at least a first X-ray film, and an actuating device for displacing the sheet member holding devic...
01/06/2004
6659446Guiding and carrying elements with throttled blowing air
In a device for reducing the frictional force between a guiding or carrying element for sheets in a sheet-processing machine, in particular rotary printing machines, guiding and carrying elements acted upon by throttled blowing air include a sheet surface...
12/09/2003
6634852Sheet understacking feeding mechanism
A feeding mechanism comprising an accumulating area mechanism for feeding sheets into the accumulating area to form a stack, exit mechanism, mechanism for moving the stack of sheets from the accumulating area through the exit mechanism, support mechanism ...
10/21/2003
6606946Sheet-fed offset printing process and sheet-fed offset printing machine
A sheet offset printing method and a sheet offset printing press includes altering flow relationships in an interior of a housing of a sheet delivery of a sheet-fed printing machine to prevent uncontrolled spread of powder in the housing by extracting pow...
08/19/2003
6522841Image forming apparatus having fanning device for delivered sheet materials
An image forming apparatus includes an image forming device for forming images on sheet materials, a delivering device for delivering the sheet materials on which images are formed, a delivery tray for receiving the delivered sheet materials and a fanning...
02/18/2003
6481952Method of and apparatus for accumulating successive stacks of superimposed sheets
Apparatus for accumulating successive stacks of superimposed sheets on discrete pallets employs a conveyor which delivers a continuous imbricated stream of sheets to a stacking station where a pallet descends with an elevator and gathers a first stack. A ...
11/19/2002
6364312Method and arrangement for removing air inclusions when forming stacks from sheets
A method and arrangement are provided for removing air inclusions between sheets in a stack when forming the stack from sheets fed successively by a sheet feeder to the stack to be formed and deposited thereon in a sheet feeding region. Air out is suction...
04/02/2002
6273417Delivery for sheet processing printing machine
A delivery for a sheet processing printing machine having a delivery housing and a sheet conveyor substantially enclosed by the delivery housing, the delivery housing being formed with an opening at the underside thereof through which, operationally, shee...
08/14/2001
6116593Method and apparatus for non-contact deceleration of flat products
The present invention relates to a deceleration device for flat products, such as signatures. A deceleration device has a plurality of seizing elements attached thereto for seizing signatures at their respective leading edge while the signatures are emerg...
09/12/2000
6038998Device for applying powder to sheets
A device for applying powder to sheets passing sequentially through a printing press in a conveying direction along a conveyor route, the sheets being combinable into a sheet pile in a manner that one respective side of upper and rear sides of a respectiv...
03/21/2000
6000695Device for the transport and deposit of sheets in a stacking region of a rotary press
A device for the transport and deposit of sheets in a stacking region is provided. The device includes pneumatic guiding elements below the conveying path and extending across the entire width. A chain-conveyor system and a pneumatic conveyor system follo...
12/14/1999
5951005Air corrugated stacking
There is provided document stacking stacker for stacking documents exiting a wide format machine, including a sheet tray having a planar base plate for stacking sheets thereon and a side wall for abutting sheets thereagainst; guides disposed adjacent the ...
09/14/1999
5810351Apparatus and method for sample sheet removal from the delivery station of a printing press
In order to improve the sheet removal at the delivery station of a printing press, a blowing device is provided adjacent a side of a delivery stack of printed sheets. The blowing device includes one or more blowing tubes pneumatically coupled to a sheet h...
09/22/1998
5607148Device for removing copies diverted from a conveyed stream thereof
Device for removing copies diverted from a conveyed stream thereof in a rotary cross cutter or delivery in a sheet-fed rotary printing press includes a device for decelerating the copies which are transported at an incoming conveying speed, the decelerati...
03/04/1997
5492318Sheet accumulator
A paper sheet accumulator for receiving sheets of paper from an upstream, horizontal conveyor. The accumulator includes: a housing; an accumulation deck secured to the housing: an upper, accumulation roller operatively connected to the housing, the roller...
02/20/1996
5460361Sheet stacker with brake
Sheets that arrive one after another in a horizontal travel direction at a relatively high input speed at an input station are stacked by first displacing the sheets transversely downward as they pass the input station, and then braking the downwardly dis...
10/24/1995
5445372Device for depositing printed sheets on a sheet pile
Device for depositing printed sheets on a sheet pile, including at least one pair of mechanical grippers for seizing the printed sheets at a respective leading edge thereof, the gripper pair being movable over the sheet pile and being controllable for rel...
08/29/1995
5429475Jogger for straightening sheets in tiers
A jogger for straightening material in tiers. The material rests against at least two lateral baffles associated with adjacent sides of a stack-supporting surface. The stack-supporting surface can vibrate. A gantry travels back and forth in the same plane...
07/04/1995
5375834Stacking method and apparatus
An apparatus for stacking cards, printed sheets or similar products has feeder stations situated in a row and a conveyor with pushers. The feeder stations include spaced inner and outer tables. Individual products are deposited on the tables at the feeder...
12/27/1994
5324024Paper discharging apparatus
A paper discharging apparatus sequentially discharges a sheet of paper having an image on a surface thereof and stacks the paper sheet on a paper discharging base. The paper discharging apparatus has a blower for sending a gas flow to a space between a su...
06/28/1994
5322272Sheet delivery device for continuously receiving sheets during stack removal
A sheet delivery device is provided that allows for high output and accurate operation during changing of the main stack. The device includes two secondary stack carriers which are normally disposed on opposite sides of the main stack in a first lateral w...
06/21/1994
5133542Sheet delivery device for rotary cross cutters
The invention relates to a sheet delivery system for rotary cross cutters which has a stacking place and a suction brake table preceding the stacking place. Disposed preceding the suction brake table are drawing rollers which run at at least the conveying...
07/28/1992
5092696Graphics printer including print medium guidance system
A graphics printer including a secondary guiding system comprising a fan arrangement for generating an air flux and directing the flux to a part of a print medium that hangs freely from the graphics printer, so as to maintain the hanging part away from th...
03/03/1992
5026034Document output apparatus having anti-dishevelment device
Apparatus for feeding and stacking sets of finished sheets in an electrostatographic copier or printer includes means for feeding a set of such sets one at a time onto the top of a stack of such sheets already in an output hopper, and an anti-dishevelment...
06/25/1991
4815721Film loader and unloader mechanism
A loader and unloader mechanism is attached to a standard photoplotter equipment. The mechanism performs a sequence of operations for loading and unloading sheets of film onto and from respectively such equipment completely automatically....
03/28/1989
4811547Device for loading and unloading X-ray film cassettes
In a device for loading and unloading X-ray film cassettes at least one air blowing nozzle is provided which is positioned at the front open end of the cassette below the film inserting rollers so as to generate an air cushion between the film being inser...
03/14/1989
4799847Sheet stacker
The invention relates to a sheet stacker for sheets in particular of thin material, such as paper. In order to be able to change the stack without reducing the conveying speed of the sheets conveyed in an overlapping manner and without wasting sheets, fre...
01/24/1989
4702468Device in the delivery of sheet-fed rotary printing machine for exhibiting curl formation on the leading edge of a delivered sheet
A delivery system of a sheet-fed rotary printing machine having a conveyor for transporting a sheet in a given travel direction to a location of the delivery system at which a stack of sheets is deposited, a device for inhibiting curl formation in a leadi...
10/27/1987
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