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Class Information
Number: 57/267
Name: Textiles: spinning, twisting, and twining > Apparatus and processes > Doffing or donning > On cap or roving frame
Description: Subject matter wherein the doffing and/or donning is effected on a cap-type or flier-type twister.


Patents under this class:
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Patent Number Title Of Patent Date Issued
7426820 Method and device for the production of a covered elastic yarn and for automatic replacement of feeds spools Sep. 23, 2008
7360354 Method and device for the production of covered elastic yarn and for automatically replacing feeding spools Apr. 22, 2008
6263653 Spinning plant with roving frames and ring-spinning frames Jul. 24, 2001
6250059 Filament spool or doff handling system Jun. 26, 2001
6244029 Method and device for covering a spun yarn body Jun. 12, 2001
6109014 Method and device for initiating the rewinding process after a yarn break during pot spinning Aug. 29, 2000
6082658 Method of and apparatus for winding roving bobbins Jul. 4, 2000
6044639 Flyer assembly for roving frame Apr. 4, 2000
6038845 Method for changing the bobbins in a roving frame Mar. 21, 2000
5996327 Method of and apparatus for transporting full bobbins and empty bobbin cores Dec. 7, 1999
5987868 Monitoring of core mounting for a roving frame Nov. 23, 1999
5987866 Spinning process utilizing roving frames and ring-spinning frames Nov. 23, 1999
5970699 Roving frame with bobbin changing device Oct. 26, 1999
5797255 Bobbin changing method and apparatus Aug. 25, 1998
5715669 Bobbin transporting system for roving and spinning machines with apparatus to exchange bobbins of differing pitches Feb. 10, 1998
5697205 Roving frame with a device for automatic exchange of full roving bobbins with empty core sleeves Dec. 16, 1997
5671596 Bobbin and core sleeve transport system for a roving frame Sep. 30, 1997
5657623 Roving frame with flyers at each work station and with pressing fingers on each flyer operated by a rod extending along a flyer arm offset from the pivot axis of the finger for swinging the fi Aug. 19, 1997
5613355 Method for rewinding a spinning cake in a pot spinning apparatus Mar. 25, 1997
5575141 Process for breaking yarn for the automatic removal of bobbins from banks of spindles and presser finger for practicing this process Nov. 19, 1996
5522210 Flyer frame Jun. 4, 1996
5510184 Yarn for formable sheet structures and process for preparing the yarn Apr. 23, 1996
5375405 Roving frame with a device for automatic replacement of full roving bobbins for empty roving sleeves Dec. 27, 1994
5359843 Method and apparatus for supplying empty bobbins to and removing yarn packages from textile machines Nov. 1, 1994
5331799 System for cutting roving in a spinning machine Jul. 26, 1994
5222350 Roving frame and method Jun. 29, 1993
5197272 Apparatus for the automatic removal of bobbins from a bank of spindles for long fibers and short fibers and process for using this apparatus Mar. 30, 1993
5170616 Safety device for a bank of spindles provided with an automatic removal device Dec. 15, 1992
5048282 Drawing machines Sep. 17, 1991
5022223 Method of and apparatus for automatically exchanging bobbins at a flyer Jun. 11, 1991
4934132 Apparatus for doffing bobbins from roving frames and replacing the doffed bobbins with empty tubes Jun. 19, 1990
4901516 Spinning device with bobbin changer Feb. 20, 1990
4888946 Roving frame apparatus for removing bobbins and replacing removed bobbins with empty tubes Dec. 26, 1989
4885904 Drawing machines Dec. 12, 1989
4843809 Method of automatically exchanging spinning bobbin tubes in a spinning machine Jul. 4, 1989
4841719 Apparatus for transporting roving bobbins Jun. 27, 1989
4805352 Flyer doffer for automatically replacing full roving bobbins with empty roving bobbins Feb. 21, 1989
4777792 Gripping device for tubes or the like, for apparatus for automatically replacing these in textile machines Oct. 18, 1988
4769982 Apparatus for preventing unwinding of roving end applied to roving bobbin transporting system Sep. 13, 1988
4757679 Method and apparatus for automatically doffing cops and replacing them with empty tube in a roving frame Jul. 19, 1988
4583358 Roving-bobbin feeder for spinning machine Apr. 22, 1986
4548029 Method of and apparatus for exchanging bobbins in a flyer frame Oct. 22, 1985
4464893 Spinning machine, in particular ring spinning machine Aug. 14, 1984
4426836 Spinning preparatory machine Jan. 24, 1984
4389840 Method of automatically doffing the full bobbin packages from, and donning the empty bobbin tubes onto, the spindles of a preparatory spinning machine Jun. 28, 1983
4369621 Method for simultaneously changing bobbins in a fly frame and apparatus for carrying out the method Jan. 25, 1983
4324094 Semiautomatic device for doffing spools from a spindle bench Apr. 13, 1982
4313299 Methods and apparatus for changing bobbins in flyer spinning frames Feb. 2, 1982
4236373 Traverse control system Dec. 2, 1980
4235070 Wire stranding machine and control means therefor Nov. 25, 1980

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