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Class Information
Number: 57/275
Name: Textiles: spinning, twisting, and twining > Apparatus and processes > Doffing or donning > Bobbin graspers
Description: Subject matter including means to engage the filled or empty bobbin to grip, grasp, or hold it during the doffing or donning operation.


Patents under this class:

Patent Number Title Of Patent Date Issued
7353646 Creel arm latching device Apr. 8, 2008
6272833 Process and an apparatus for the manipulation of an empty spool on a textile machine Aug. 14, 2001
5937629 Method and device for supplying empty tubes to winding devices of a textile machine Aug. 17, 1999
5813208 Device for holding and releasing bobbin tubes in a pot spinning machine Sep. 29, 1998
5797255 Bobbin changing method and apparatus Aug. 25, 1998
5452571 Winder-to-double twister connecting system Sep. 26, 1995
5363638 Method of handling a wound bobbin on open-end spinning machines and a device for carrying out the method Nov. 15, 1994
5343687 Winder-to-double twister connecting system Sep. 6, 1994
5275453 Apparatus for externally grasping spun yarn carriers in spinning machines or twisting machines Jan. 4, 1994
5203155 Tube-sensing device for doffing and donning apparatus Apr. 20, 1993
5172540 Apparatus for changing bobbin tubes and tube gripper therefor Dec. 22, 1992
5119621 Maintenance device for exchanging yarn supply packages at spindle assembly stations of a yarn processing machine Jun. 9, 1992
5109662 Operating method and apparatus for the automated removal of yarn remnants from winding tubes by an automated maintenance and servicing device traveling along a textile yarn processing machine May. 5, 1992
5095690 Method and device for exchange of full thread packages Mar. 17, 1992
5090191 Tube gripping apparatus for a textile machine Feb. 25, 1992
5058372 Apparatus for releasably gripping the tube of a yarn package of a textile machine Oct. 22, 1991
5029438 Apparatus for changing bobbin tubes and tube gripper therefor Jul. 9, 1991
5014505 Apparatus for changing bobbin tubes and tube gripper therefor May. 14, 1991
4974641 Automatic cop exchanging apparatus for shuttle loom Dec. 4, 1990
4938017 Apparatus for automatic doffing and donning of tubes in a textile spinning or twisting machine Jul. 3, 1990
4899530 Doffing and donning apparatus Feb. 13, 1990
4777792 Gripping device for tubes or the like, for apparatus for automatically replacing these in textile machines Oct. 18, 1988
4775271 Robot device for loading and unloading spools in wire winding machine Oct. 4, 1988
4742674 Bobbin doffing and donning apparatus May. 10, 1988
4688838 Twister bobbin lifter and carrier Aug. 25, 1987
4682466 Device to doff yarn packages on ring spinning machines Jul. 28, 1987
4628686 Method and apparatus for doffing in a spinning frame Dec. 16, 1986
4591106 Automatic doffing method May. 27, 1986
4570431 Device for gripping and holding a tube Feb. 18, 1986
4561243 Spinning or twisting machine having devices for the simultaneous automatic removal of all cops Dec. 31, 1985
4472934 Pneumatic gripper Sep. 25, 1984
4445323 Apparatus for the conjoint gripping of bobbins on a ring spinning or ring-twisting machine May. 1, 1984
4438623 Gripper apparatus on a ring spinning or ring twisting machine Mar. 27, 1984
4341067 Bobbin holding device in a doffing apparatus Jul. 27, 1982
4339912 Device for gripping yarn supports on revolving-spindle textile machines Jul. 20, 1982
4324094 Semiautomatic device for doffing spools from a spindle bench Apr. 13, 1982
4233810 Device for automatically removing a coil from a spindle of a ring spinning frame or a ring twister Nov. 18, 1980
4165585 Automatic doffing and donning apparatus Aug. 28, 1979
4145868 Mobile type auto-doffer provided with doffing device and donning device for ring spinning machine and the like Mar. 27, 1979
4120526 Apparatus for transporting coil cores Oct. 17, 1978
4036001 Method and apparatus for doffing and donning bobbins in spinning machine Jul. 19, 1977



 
 
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