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Class Information
Number: 198/688.1
Name: Conveyors: power-driven > Conveyor section > Having means to enhance the friction or adherence between the conveyor and load at random locations on conveyor
Description: Apparatus comprising a conveying means which is provided with means designed to enhance the frictional engagement between the load and the conveying means beyond that which result from the mere weight of the load.


Sub-classes under this class:

Class Number Class Name Patents
198/699.1 By a plurality of laterally spaced, projecting members on the conveyor 62
198/691 Electrostatic 26
198/692 Impaling 62
198/698 Load-engaging belt having load-impelling, projecting cross members (e.g., slat, etc.) joined thereto by mechanical fastening means 39
198/697 Load-engaging belt having separate load-impelling, projecting member swingably mounted thereon 21
198/690.1 Magnetic 122
198/689.1 Suction 187
198/690.2 Transversely extending enlongated ridge means formed on or attached by nonmechanical means to the conveyor 72


Patents under this class:

Patent Number Title Of Patent Date Issued
7051670 Equipment for preparing for electrostatic painting three-dimensional articles with a predominantly flat extension May. 30, 2006
6948613 Module with high friction conveying surface Sep. 27, 2005
6871947 Conveying device and image recording apparatus having the same Mar. 29, 2005
6823986 Device and method for conveying work pieces Nov. 30, 2004
6601693 Belt conveyor with a surface layer transferred onto the article-conveying surface and method therefor Aug. 5, 2003
6581753 Transport apparatus Jun. 24, 2003
6516940 Low electrostatic discharge conveyor Feb. 11, 2003
6311523 Process for forming a glass sheet Nov. 6, 2001
6290453 Unit for feeding flat diecut blanks of wrapping material to a user machine Sep. 18, 2001
6250472 Paper sorting system Jun. 26, 2001
6101845 Process for forming a glass sheet Aug. 15, 2000
5931457 Conveyer belt and sheet-material conveying mechanism using the belt Aug. 3, 1999
5564892 Veneer stacker Oct. 15, 1996
5429224 Parts-conveying apparatus Jul. 4, 1995
5333723 Accumulator paddle apparatus Aug. 2, 1994
5264037 Powder coating system Nov. 23, 1993
4946028 Conveyor belt treatment Aug. 7, 1990
4944830 Machine for labelling bottles Jul. 31, 1990
4941566 Spiral conveyor with textured capstan Jul. 17, 1990
4901842 Apparatus for turning stacks and conveyors therefor Feb. 20, 1990
4883166 Conveying system Nov. 28, 1989
4860882 Method and device for distributing and feeding Aug. 29, 1989
4844235 Vibratory separation apparatus Jul. 4, 1989
4784557 Cup or cover stacker of a cup filling apparatus for dairy products Nov. 15, 1988
4776916 Method and apparatus for providing additional support to selected portions of a garment Oct. 11, 1988
4645069 Vacuum accumulating conveyor Feb. 24, 1987
4583633 Conveyor for packing machines Apr. 22, 1986
4572357 Sheet material conveyor with unloading apparatus Feb. 25, 1986
4540131 Rolled sheet paying out transfer apparatus Sep. 10, 1985
4488634 Method of reducing damage to foodstuffs using cushioning aqueous foams Dec. 18, 1984
4452352 Apparatus for loading parts into bodies Jun. 5, 1984
4030728 Document transport apparatus Jun. 21, 1977
3939965 Conveyor belt Feb. 24, 1976



 
 
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