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Class Information
Number: 242/910
Name: Winding, tensioning, or guiding > Convolution tightener or loosener
Description: Apparatus or corresponding method acting on an existing coiled length material to increase (tighten) or decrease (loosen) the number of convolutions in the coil.

Patents under this class:

Patent Number Title Of Patent Date Issued
6814123 Method and apparatus for applying a splicing tape to a roll of sheet material Nov. 9, 2004
6343764 Method of preventing loosening of wire wound around a reel for fastening reinforcing bars Feb. 5, 2002
5524844 Apparatus for preparing a leading edge of web material Jun. 11, 1996
5037037 Catch tray for receiving spooled output media from an electrographic printer Aug. 6, 1991
4643012 Apparatus for forming edgewise wound cores Feb. 17, 1987
4496111 Apparatus for and method of removing wound paper from a core rod Jan. 29, 1985
4484716 Device for separating a coil of sheet metal from a construct Nov. 27, 1984
4267984 Method and apparatus for separating strip coil from wound construct by rotation May. 19, 1981
4267985 Strip separator and payout apparatus May. 19, 1981
4160531 Apparatus and methods for untelescoping and rewinding reels of sheet material such as steel Jul. 10, 1979

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