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Class Information
Number: 242/147R
Name: Winding, tensioning, or guiding > Strand tensioning device
Description:










Sub-classes under this class:

Class Number Class Name Patents
242/147A Air 16
242/148 Alarm or indicator 7
242/156 Brake 74
242/149 Clamp 72
242/147M Magnet 22
242/153 Tortuous course 22
242/155R Wheel or pulley 32


Patents under this class:
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Patent Number Title Of Patent Date Issued
8137016 Tensioning print media Mar. 20, 2012
7841283 Sewing machine Nov. 30, 2010
6237866 Yarn unwinding tension stabilizer and a yarn unwinding tension stabilizing apparatus for a warping creel using the same May. 29, 2001
5882473 Fabric positioning apparatus used in producing synchronous belt Mar. 16, 1999
5669246 Device for feeding a thread, particularly an elastic thread, for knitting machines, hosiery knitting machines, or the like Sep. 23, 1997
5657935 Wire dispenser with adjustable base Aug. 19, 1997
5454525 Process for producing a ready-to-use racquet string, especially for tennis racquets Oct. 3, 1995
5409043 Annular thread braking band for weft feeder Apr. 25, 1995
5394684 Yarn storage mechanism Mar. 7, 1995
5370470 Ink film tension device for color video printer Dec. 6, 1994
5332438 Vertical type dip treating device Jul. 26, 1994
5284396 Ribbon feeder for a printer having a tension mechanism Feb. 8, 1994
5221059 Uniform yarn tensioning Jun. 22, 1993
5181666 Thread feeding device Jan. 26, 1993
5156348 Thread monitoring mechanism Oct. 20, 1992
5137223 Precision wire feeder for small diameter wire Aug. 11, 1992
5104057 Gas damped filament dispenser Apr. 14, 1992
5056734 Automatic winder Oct. 15, 1991
5050648 System to control weft tension in a loom with continuous weft feed Sep. 24, 1991
5040741 Method and apparatus for establishing and maintaining a selected tension on uncoiling wire Aug. 20, 1991
5028013 Wire take-off apparatus and pay-off installation comprising such apparatuses Jul. 2, 1991
5024392 Kink preventing device for winder Jun. 18, 1991
4998942 Snubber profile Mar. 12, 1991
4997022 Roller doors Mar. 5, 1991
4991793 Optical cable payoff system Feb. 12, 1991
4928463 Yarn brake mechanism for a two-for-one textile yarn twisting machine spindle assembly May. 29, 1990
4921186 Apparatus for use in withdrawing yarn from a wound yarn package May. 1, 1990
4848697 Arm for cable winding Jul. 18, 1989
4819457 Yarn guide element for textile machines Apr. 11, 1989
4782653 Device for displacing a tenser in a two-for-one twister Nov. 8, 1988
4768729 Yarn feeding device Sep. 6, 1988
4754937 Wire payoff apparatus Jul. 5, 1988
4746237 Tension adjusting device of carriage transfer belt May. 24, 1988
4713947 Comfort ring Dec. 22, 1987
4700553 Yarn tensioning device for flat knitting machines Oct. 20, 1987
4693068 Thread slackening device Sep. 15, 1987
4653948 Tract wire tightening device for carriage of printer Mar. 31, 1987
4642980 Tension device for use in two-for-one twister Feb. 17, 1987
4574576 Tension device Mar. 11, 1986
4570874 Tensioning device for coil winding machine Feb. 18, 1986
4545548 Equal tension wire winding device Oct. 8, 1985
4508290 Cap assembly with friction drag on tension brush Apr. 2, 1985
4500817 Tape tension sensor and servo embodying same Feb. 19, 1985
4470355 Pneumatic cable tensioning apparatus and method for an aerial tramway or the like Sep. 11, 1984
4462557 Spring biased electromagnetically controlled tension control Jul. 31, 1984
4444084 Adjustable tensioning and locking device Apr. 24, 1984
4439979 Double twist spindle assembly Apr. 3, 1984
4434609 Yarn brake and process for tensioning at least two yarns in a textile yarn processing machine Mar. 6, 1984
4429723 Yarn braking means for yarn feeding devices Feb. 7, 1984
4420123 Force rate sensor assembly Dec. 13, 1983

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