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Class Information
Number: 198/689.1
Name: Conveyors: power-driven > Conveyor section > Having means to enhance the friction or adherence between the conveyor and load at random locations on conveyor > Suction
Description: Apparatus having means to reduce below ambient the air pressure between the load and the power-driven conveying surface means and thereby enhance the frictional engagement between the load and the conveying means.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7367444 |
Device and method for optionally drawing in a cutout from a stack of several cutouts, or taking over a cutout from a separating cutting machine |
May. 6, 2008 |
| 7296792 |
Self-valving vacuum distribution for a belt-driven sheet conveyor |
Nov. 20, 2007 |
| 7293770 |
Sheet-transporting device having a suction belt module with a blower |
Nov. 13, 2007 |
| 7288742 |
Method and device for heating a strip-shaped carrier |
Oct. 30, 2007 |
| 7219790 |
Star-shaped conveyor for feeding or discharging empty plastics containers or bottles to or from a machine and orienting and algining machine having said star-shaped conveyor |
May. 22, 2007 |
| 7207429 |
Feeding device of chocolates and similar products |
Apr. 24, 2007 |
| 7118103 |
Device for conveying sheets through a printing machine |
Oct. 10, 2006 |
| 7036656 |
Vacuum belt conveyor for plates |
May. 2, 2006 |
| 7004309 |
Vacuum belt conveyor system |
Feb. 28, 2006 |
| 6886683 |
Conveying apparatus, inspecting apparatus and aligningly and supplying apparatus |
May. 3, 2005 |
| 6886681 |
Conveyor for inverting web of material |
May. 3, 2005 |
| 6871947 |
Conveying device and image recording apparatus having the same |
Mar. 29, 2005 |
| 6863172 |
Packet supply unit and method |
Mar. 8, 2005 |
| 6823986 |
Device and method for conveying work pieces |
Nov. 30, 2004 |
| 6729465 |
Plant and a method for transporting textile fabrics |
May. 4, 2004 |
| 6699353 |
Use of an air permeable paper sheet as support element for a stack of fabrics |
Mar. 2, 2004 |
| 6698582 |
Belt for the thermal treatment of a continuously operated material bed |
Mar. 2, 2004 |
| 6637583 |
Apparatus for conveying and folding flexible packaging material |
Oct. 28, 2003 |
| 6609610 |
Process for conveying articles, for instance for automated packaging installations, and a device therefor |
Aug. 26, 2003 |
| 6595739 |
Method and apparatus for stacking slices of food product |
Jul. 22, 2003 |
| 6591722 |
Book recycling apparatus |
Jul. 15, 2003 |
| 6591749 |
Printing machine with improved vacuum transfer |
Jul. 15, 2003 |
| 6588580 |
Apparatus for the transport of workpieces in particular of suspended, panel-shaped workpieces |
Jul. 8, 2003 |
| 6585103 |
Suction roller |
Jul. 1, 2003 |
| 6523674 |
Belt conveyor transition with vacuum stabilization |
Feb. 25, 2003 |
| 6510940 |
Vacuum assisted walking beam apparatus |
Jan. 28, 2003 |
| 6508350 |
Apparatus for avoiding falling over of objects conveyed on a conveyor system |
Jan. 21, 2003 |
| 6481565 |
Conveyor system with pneumatic transfer |
Nov. 19, 2002 |
| 6446789 |
Vacuum transfer device |
Sep. 10, 2002 |
| 6422377 |
Belt conveyor device for the suspended transport in particular, by means of vacuum, of goods to be conveyed |
Jul. 23, 2002 |
| 6257816 |
Book binding orientation detector |
Jul. 10, 2001 |
| 6230876 |
Indexing vacuum table |
May. 15, 2001 |
| 6227541 |
Multiple conveyor assembly and method for rotating and placing a strip of material on a substrate |
May. 8, 2001 |
| 6216848 |
Vacuum table conveying apparatus and associated methods |
Apr. 17, 2001 |
| 6186315 |
Apparatus for transporting a stream of particulate material |
Feb. 13, 2001 |
| 6171051 |
Apparatus and method for separating a stack of documents into individual documents |
Jan. 9, 2001 |
| 6164436 |
Conveyor |
Dec. 26, 2000 |
| 6164431 |
Roller or belt conveying device for sheet-like or plate-like workpieces of low specific gravity |
Dec. 26, 2000 |
| 6161677 |
Tube loading system |
Dec. 19, 2000 |
| 6158573 |
Conveyor belt for the transport of workpieces |
Dec. 12, 2000 |
| 6123186 |
Supporting arrangement for thin strip casting |
Sep. 26, 2000 |
| 6102191 |
Device for transporting flat, especially plate-like objects |
Aug. 15, 2000 |
| 6093014 |
Apparatus for removing hollow containers from a blow molding machine |
Jul. 25, 2000 |
| 6048163 |
Mechanism to retrieve and stack container separation sheets by stacking, squaring and positioning such sheets on a floor level pallet |
Apr. 11, 2000 |
| 6044959 |
Apparatus for staging (pitching) articles on a conveyor system |
Apr. 4, 2000 |
| 6045493 |
Sheet material feeding apparatus |
Apr. 4, 2000 |
| 6025567 |
Binning wheel for testing and sorting capacitor chips |
Feb. 15, 2000 |
| 6008476 |
Apparatus for indexing and affixing components to a substrate |
Dec. 28, 1999 |
| 6000102 |
Apparatus for air-laying of fibrous material or granules |
Dec. 14, 1999 |
| 6000528 |
Conveyor device for accelerating a series of products |
Dec. 14, 1999 |
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