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Class Information
Number: 242/571.6
Name: Winding, tensioning, or guiding > Coil holder or support (e.g., spindle, dispenser, or spool) > Radially expansible or contractile > Rotation responsive
Description: Subject matter wherein the shiftable means is actuated in response to turning of the coil support structure about a center axis of the coil.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7540448 |
Chuck for roller-cutting and winding machine |
Jun. 2, 2009 |
| 7114679 |
Locking mechanism for geared core winder |
Oct. 3, 2006 |
| 7100859 |
Holder device of recording paper roll |
Sep. 5, 2006 |
| 7000867 |
Lamination apparatus |
Feb. 21, 2006 |
| 6712308 |
Chuck for a winding apparatus |
Mar. 30, 2004 |
| 6513751 |
Air differential core winding apparatus |
Feb. 4, 2003 |
| 6409119 |
Winding core fixing device |
Jun. 25, 2002 |
| 6402084 |
Air differential core winding apparatus |
Jun. 11, 2002 |
| 6367733 |
Core chuck |
Apr. 9, 2002 |
| 6328490 |
Winding shaft and a printer using the same |
Dec. 11, 2001 |
| 6283404 |
Lock shaft for paper cores |
Sep. 4, 2001 |
| 6106175 |
Winding shaft and a printer using the same |
Aug. 22, 2000 |
| 5758841 |
Spindle capable of being inserted into the core of a roll of material in strip form and machine for winding and/or unwinding comprising such spindles |
Jun. 2, 1998 |
| 5603468 |
Tube coupling system for spindles of spinning or twisting machines |
Feb. 18, 1997 |
| 5524849 |
Clamping head for winding tubes |
Jun. 11, 1996 |
| 5490640 |
Torque-actuated expansible shaft assembly for roll core |
Feb. 13, 1996 |
| 5172872 |
Self-locking tape drive hub |
Dec. 22, 1992 |
| 5135180 |
Geared core winder |
Aug. 4, 1992 |
| 4893765 |
Friction core holder |
Jan. 16, 1990 |
| 4739941 |
Centrifugal spool-clamping device |
Apr. 26, 1988 |
| 4730779 |
Expanding mandrel assembly for a web-coiling core |
Mar. 15, 1988 |
| 4715551 |
Self-locking device for transmitting torque to bobbin cores |
Dec. 29, 1987 |
| 4635872 |
Device for tensioning core tubes |
Jan. 13, 1987 |
| 4531683 |
Core chuck |
Jul. 30, 1985 |
| 4516786 |
Core chuck |
May. 14, 1985 |
| 4456209 |
Device for selectively securing an object to a shaft |
Jun. 26, 1984 |
| 4291842 |
Spindle for winding textile yarns |
Sep. 29, 1981 |
| 4223849 |
Chucking spindle for the reception of a bobbin carrier |
Sep. 23, 1980 |
| 4143829 |
Core chuck |
Mar. 13, 1979 |
| 4066270 |
Nipple chuck |
Jan. 3, 1978 |
| 4063689 |
Releasable coupling device |
Dec. 20, 1977 |
| 4058268 |
Self-locking support for tubular members |
Nov. 15, 1977 |
| 3999720 |
Spindles for reels and other sleeve-like bodies |
Dec. 28, 1976 |
| 3985312 |
Drive chuck |
Oct. 12, 1976 |
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