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Class Information
Number: 226/177
Name: Advancing material of indeterminate length > By orbitally traveling material-engaging surface(s) > With control or adjustment means > To vary bite of contacting pinch members > Infinitesimally variable
Description: Device wherein the spacing between the surfaces is changeable to any distance (ranging from zero to that imposed by the limits of the device) in an unlimited number of small variations, whereby different thicknesses of material may be accommodated therebetween.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8376202 Apparatus for recovering hose Feb. 19, 2013
8308036 Sheet material feeding apparatus Nov. 13, 2012
8286943 Pushing or pulling device Oct. 16, 2012
8157231 Positioning apparatus Apr. 17, 2012
7946841 Device for conveying a tubular film May. 24, 2011
7878382 Wire feed drive assembly Feb. 1, 2011
7810687 Self-aligning nip for web feeding mechanism Oct. 12, 2010
7731070 Method and device for applying a pressure roller to a goods guiding roller Jun. 8, 2010
7584876 Wire injector apparatus Sep. 8, 2009
7559220 Bar speed changing device Jul. 14, 2009
7531768 Wire feeder pinch force mechanism May. 12, 2009
7390989 Wire feeder Jun. 24, 2008
7383973 Drive rollers for wire feeding mechanism Jun. 10, 2008
7220197 Tracked drive device May. 22, 2007
7124815 Tubing injector for variable diameter tubing Oct. 24, 2006
6991145 Synchronous fine tunable material feeding mechanism Jan. 31, 2006
6920772 Pinch roll unit Jul. 26, 2005
6796522 Reel-less line retriever Sep. 28, 2004
6604663 Control method of hydraulic pinch roll and control unit thereof Aug. 12, 2003
6557742 Drive roller for wire feeding mechanism May. 6, 2003
6533154 Nipping roller gap adjusting device Mar. 18, 2003
6427894 Electrode wire feeder for an arc welding system Aug. 6, 2002
6378749 Bearing unit for material-web nip pulleys Apr. 30, 2002
6286741 Method of feeding a photosensitive material in a photosensitive material processing device Sep. 11, 2001
6189758 Driving device using a flexible element to adjust the nip gap Feb. 20, 2001
6138886 Device in a wire rolling mill Oct. 31, 2000
6119910 Pump puller Sep. 19, 2000
6041991 Cable conveying unit Mar. 28, 2000
5967512 Assembly for adjusting nip roll spacing Oct. 19, 1999
5937689 Triple roller entry guide Aug. 17, 1999
5934536 Adjustable turndown apparatus Aug. 10, 1999
5918787 Apparatus for feeding a web of material Jul. 6, 1999
5915644 Retrofittable operating module for web processing machines and the like Jun. 29, 1999
5833108 Paper delivery device Nov. 10, 1998
5772095 Roll type stock feed apparatus Jun. 30, 1998
5738264 Automated folder nipping roller adjustment Apr. 14, 1998
5692662 Device for inserting and drawing a leader spring in conduits for electrical wiring systems Dec. 2, 1997
5669540 Mechanism for drawing superimposed webs for rotary press Sep. 23, 1997
5601223 Cable transporting and turning device Feb. 11, 1997
5586709 Device to compensate the elongation of at least two wire rods or round bars, which is associated with a drawing assembly Dec. 24, 1996
5370290 Wire feeder allowing for wire slippage without damaging wire Dec. 6, 1994
5343934 Multiple pinch roll apparatus and method for advancing a continuous rod Sep. 6, 1994
5071504 Double sided laminating machine Dec. 10, 1991
5061337 Pressure roller assembly Oct. 29, 1991
5019203 Double sided laminating machine May. 28, 1991
5007291 Ultrasonic inspection apparatus with centering means for tubular members Apr. 16, 1991
4958829 Adjustable feed rolls for feeding sheets Sep. 25, 1990
4915284 Strip metal feeding mechanism Apr. 10, 1990
4872824 Apparatus for producing grooved support member for optic fibers Oct. 10, 1989
4790164 Roller entry guide Dec. 13, 1988

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