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Class Information
Number: 226/186
Name: Advancing material of indeterminate length > By orbitally traveling material-engaging surface(s) > Comprising rotary pinch pair > Yieldable bite
Description: Device wherein the material-contacting surfaces of the instrumentalities define an expansible or contractible nip or opening.










Sub-classes under this class:

Class Number Class Name Patents
226/187 Roll axis resiliently urged 154


Patents under this class:
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Patent Number Title Of Patent Date Issued
8450647 Drive roll for a wire feeder May. 28, 2013
7878382 Wire feed drive assembly Feb. 1, 2011
7690544 Automatic coiling machine Apr. 6, 2010
6869003 Conveyor unit Mar. 22, 2005
6796522 Reel-less line retriever Sep. 28, 2004
6769642 Pinch roller and pinch roller apparatus Aug. 3, 2004
6685076 Roller for nipped applications and method of making roller Feb. 3, 2004
6655567 Power exhaust device for packing sheet used in sharing and packing device of medicine Dec. 2, 2003
6648200 Magnetic-tape apparatus with a pressure-roller device and pressure-roller unit Nov. 18, 2003
6648199 Pinch roller device Nov. 18, 2003
6557742 Drive roller for wire feeding mechanism May. 6, 2003
6484920 Cable umbilical gripper Nov. 26, 2002
6419139 Pinch roller bearing structure for magnetic tape apparatus Jul. 16, 2002
6321966 Device for automatically catching a torn material web running through a rotary printing machine Nov. 27, 2001
6286741 Method of feeding a photosensitive material in a photosensitive material processing device Sep. 11, 2001
6206264 Apparatus and method for conveying abrasive web of indeterminate length Mar. 27, 2001
6207001 Method for cutting thin tapes and films Mar. 27, 2001
6119910 Pump puller Sep. 19, 2000
5992722 Zero force roll release for high speed press feed units Nov. 30, 1999
5934537 Device for pushing or pulling using gripping Aug. 10, 1999
5913471 Paper web capture device Jun. 22, 1999
5839613 Device for pushing a tube of plastics material for internally casing a metal piping to be renovated Nov. 24, 1998
5803336 Pinch roller type tape drive assembly Sep. 8, 1998
5803335 Pinch roller assembly having a rubber cushion for making a contact surface thereof pivotable Sep. 8, 1998
5788137 Tiltable roller assembly for use in a video cassette recorder Aug. 4, 1998
5775565 Apparatus for feeding one or more fibre threads Jul. 7, 1998
5740687 Forming apparatus for strip materials Apr. 21, 1998
5540371 Method of adjusting a wire feeder for a blocked tip condition Jul. 30, 1996
5540373 Pinch roller type tape drive Jul. 30, 1996
5505148 Side-by-side programmable feed system for supplying strips in a sewing operation Apr. 9, 1996
5497928 Apparatus for feeding wire having a linearly movable roller pinch pair with guide rod Mar. 12, 1996
5450777 Method and apparatus for processing chopped fibers from continuous tows Sep. 19, 1995
5370290 Wire feeder allowing for wire slippage without damaging wire Dec. 6, 1994
5368212 Apparatus for infeeding a cable to an automatic cable processing machine Nov. 29, 1994
5350102 Wire transport apparatus Sep. 27, 1994
5344058 Method and apparatus for precisely driving film material Sep. 6, 1994
5332195 Rope traction device Jul. 26, 1994
5193728 Unidirectional pinch rollers for a cloth spreading machine Mar. 16, 1993
5184788 Apparatus for guiding and more particularly coiling webs of material Feb. 9, 1993
5072872 Device for transporting materials in strip, sheet, or filament form Dec. 17, 1991
4964583 Method of transporting rapidly quenched ribbon and apparatus therefor Oct. 23, 1990
4921155 Tape material conveying roller and tape material conveying method May. 1, 1990
4889271 Feed roller Dec. 26, 1989
4875611 Roll media feed roll system Oct. 24, 1989
4866970 Apparatus for the continuous shearing off and cold swaging of metal workpieces Sep. 19, 1989
4817886 Film conveying apparatus Apr. 4, 1989
4804126 Yarn conveying apparatus Feb. 14, 1989
4759485 Apparatus for advancing strip in rolling mills Jul. 26, 1988
4721285 Cable drive system including apparatus for controlling normal force applied to cable Jan. 26, 1988
4629105 Apparatus for driving a taut rigid wire between two grooved wheels Dec. 16, 1986

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