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Class Information
Number: 242/550
Name: Winding, tensioning, or guiding > Unwinding
Description: Apparatus or method comprising an uncoiling mechanism having a support station for a supply coil of elongated material combined with one of the following: (a) attachment means to join materials from successive supply coils (e.g., to provide a continuous, uninterrupted supply of elongated material), (b) supply coil replenishing device for shifting a full supply coil or used spool relative to an unwinding station, (c) support structure for an associated backup supply coil, or (d) apparatus to separate, detect, or regulate material unwound from the supply coil.










Sub-classes under this class:

Class Number Class Name Patents
242/557 Mobile unwinding station (e.g., wheeled conveyance) 261
242/551 With attachment to preceding material 48
242/563 With detector, indicator, or control 236
242/564 With drive mechanism 83
242/562 With material end separator (e.g., doctor blade or jet) 78
242/566 With particular guide or guard 206
242/558 With supply coil replenishment 35
242/565 With unwinding limit 30


Patents under this class:

Patent Number Title Of Patent Date Issued
8355835 System for demarcating an area Jan. 15, 2013
7947150 Multi-ply rolled paper separating device and method of use May. 24, 2011
7703998 Mounting assembly for printer Apr. 27, 2010
7698980 Sheet material dispenser Apr. 20, 2010
7431526 Pen with paper roll Oct. 7, 2008
6619313 Hose reels Sep. 16, 2003
6586062 Device for rolling out on the floor a rolled stored temporary surface covering Jul. 1, 2003
6554221 Cable unwinding system and method Apr. 29, 2003
6428646 Method and apparatus for application of adhesive tape to an elongated member Aug. 6, 2002
6010092 Off-winding yarn by magnetic levitation Jan. 4, 2000
5711495 Deployment control for inflatable escape slide Jan. 27, 1998
5445334 Cop changing mechanism for a winding unit Aug. 29, 1995
5325577 Method for automatically opening roll cassette by suctioning Jul. 5, 1994
5310131 Thin material handling system for use in downcoilers and method May. 10, 1994
5232172 Web conveying apparatus Aug. 3, 1993
5215273 Film unwinding apparatus Jun. 1, 1993
5125589 Tape dispenser with controlled-friction unwind Jun. 30, 1992
5004174 Apparatus for manipulating rolls of convoluted paper webs and the like Apr. 2, 1991
4972745 Method and apparatus for cutting blanks from webs of material Nov. 27, 1990
4938009 Automatic package strapping machine Jul. 3, 1990
4892610 Auto reel loader Jan. 9, 1990
4860159 Tape dispenser with static neutralizer Aug. 22, 1989
4842215 Tape rolling up device of package strapping machine Jun. 27, 1989
4827699 Agricultural bale wrapper May. 9, 1989
4694998 Vacuum assembly for wire unwrapper Sep. 22, 1987
4611798 Cloth spreading apparatus Sep. 16, 1986
4496111 Apparatus for and method of removing wound paper from a core rod Jan. 29, 1985
4138068 Method and device for drawing a rolled photographic film's end out of its cartridge Feb. 6, 1979
4113192 Apparatus for withdrawing the tongue of a film incorporated in a cartridge Sep. 12, 1978
4074870 Film retrieval device Feb. 21, 1978











 
 
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