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Class Information
Number: 226/191
Name: Advancing material of indeterminate length > By orbitally traveling material-engaging surface(s) > Including details of roll or mount > Roll surface radially movable
Description: Device including a roll* whose peripheral face may move toward and away from the center of the roll in a direction perpendicular to the axis of rotation of the roll.










Sub-classes under this class:

Class Number Class Name Patents
226/192 And axially movable (e.g., centering rolls) 22


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7374075 Method and apparatus for feeding slider-zipper tape to application station May. 20, 2008
6589145 Roll and calender Jul. 8, 2003
6283353 Press roll device Sep. 4, 2001
6224010 Apparatus and method for dispensing paper toweling from a roll of paper toweling May. 1, 2001
5971638 Printer sheet feed mechanism including feed roller having plurality of projections Oct. 26, 1999
5947161 Pinch roll weft feeder with expandable transport roll Sep. 7, 1999
5823258 Centralizer apparatus Oct. 20, 1998
5803335 Pinch roller assembly having a rubber cushion for making a contact surface thereof pivotable Sep. 8, 1998
5755370 Press feed with infinitely variable stock material engagement spacing May. 26, 1998
5727753 Web tension equalizer roll Mar. 17, 1998
5702045 Roll for the pressure treatment of cloth webs Dec. 30, 1997
5667125 Device for transporting printing media in printers or copiers Sep. 16, 1997
5522785 Infinitely variable diameter roller Jun. 4, 1996
5506738 Tape cassette with tape guide support structure Apr. 9, 1996
5451198 Roller with replaceable sleeve Sep. 19, 1995
5310106 Apparatus for obtaining differential tangential variable speeds at different points of a deformable film May. 10, 1994
5295733 Fiber optic remote control system for a continuous miner and method of use Mar. 22, 1994
5199701 Carrier apparatus using ultrasonic actuator Apr. 6, 1993
5193800 Apparatus for conveying paper in a printer Mar. 16, 1993
5133187 Fluid circuit for maintaining constant pressure between two abutting solid objects Jul. 28, 1992
5098082 Sprung-wheel Mar. 24, 1992
5071504 Double sided laminating machine Dec. 10, 1991
5050500 Sheet transfer web Sep. 24, 1991
5026045 Sheet-guiding drum assembly for sheet-fed rotary printing machines Jun. 25, 1991
5026005 Method and apparatus for reel-up of a paper web Jun. 25, 1991
5019203 Double sided laminating machine May. 28, 1991
5000364 Apparatus for obtaining differential tangential variable speeds at different points of a deformable film Mar. 19, 1991
4981545 Automatic tape affixing apparatus Jan. 1, 1991
4917283 Strip feed roller Apr. 17, 1990
4889271 Feed roller Dec. 26, 1989
4875611 Roll media feed roll system Oct. 24, 1989
4792076 Web transporting apparatus Dec. 20, 1988
4683480 X-Y plotter drive roller arrangement Jul. 28, 1987
4648563 Leaf-spring roller guide Mar. 10, 1987
4638936 Apparatus for treatment of webs of photographic material Jan. 27, 1987
4541557 Magnetic tape guide roller system Sep. 17, 1985
4527174 Sheet pressing mechanism in a pen type recording device Jul. 2, 1985
4491891 Tape guide for a magnetic tape cartridge and method of manufacturing the same Jan. 1, 1985
4466576 Metering drum for filamentary material Aug. 21, 1984
4461416 Method and apparatus for feeding lengths of electrical wire and the like Jul. 24, 1984
4448554 Sheet feeding apparatus having an expansible periphery May. 15, 1984
4422566 Arrangement for guiding print webs on cylinders of rotary printing machines Dec. 27, 1983
4403721 Variable diameter drum Sep. 13, 1983
4241911 Stripping roller with protective sleeve Dec. 30, 1980
4158429 Apparatus for feeding elongate sheet materials Jun. 19, 1979
4107745 Tape speed control apparatus Aug. 15, 1978
4092917 Nip roll for treating web materials Jun. 6, 1978
4062098 Guide roller and a method of manufacturing such a roller Dec. 13, 1977
4061260 Bag making machine Dec. 6, 1977
4055288 Front drive cartridge-tape player system with fast forward and reverse modes Oct. 25, 1977

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