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Class Information
Number: 242/576.1
Name: Winding, tensioning, or guiding > Coil holder or support (e.g., spindle, dispenser, or spool) > Radially expansible or contractile > With particular actuator or contractor > Fluid
Description: Subject matter wherein the operating mechanism utilizes a pressurized, flowable medium.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7523886 |
Uncoiler apparatus |
Apr. 28, 2009 |
| 7007886 |
Yarn winding spindle |
Mar. 7, 2006 |
| 6513751 |
Air differential core winding apparatus |
Feb. 4, 2003 |
| 6405970 |
Alignin core shaft |
Jun. 18, 2002 |
| 6402084 |
Air differential core winding apparatus |
Jun. 11, 2002 |
| 6299099 |
Hydraulic web roll shaft |
Oct. 9, 2001 |
| 6267318 |
Differential winding rate core winding apparatus |
Jul. 31, 2001 |
| 6216977 |
Direct-drive coiler |
Apr. 17, 2001 |
| 6113025 |
Coil holder for at least one coil having a displacing element which moves clamping elements between a clamping position and a releasing position |
Sep. 5, 2000 |
| 6079662 |
Slip shaft assembly having core axial position fixing mechanism |
Jun. 27, 2000 |
| 5951023 |
Air chuck |
Sep. 14, 1999 |
| 5803399 |
Expandable shaft |
Sep. 8, 1998 |
| 5603463 |
Bobbin holder and take-up device equipped with the bobbin holder |
Feb. 18, 1997 |
| 5518203 |
Rewinding shaft of slitting machine |
May. 21, 1996 |
| 5375791 |
Hub aligning rotary chuck |
Dec. 27, 1994 |
| 5326113 |
Single acting core chuck |
Jul. 5, 1994 |
| 5170960 |
Expanding winding head for winding rolls |
Dec. 15, 1992 |
| 4993653 |
Apparatus for rotatably supporting a hollow, substantially cylindrical winding core, and winding core for supporting a coil of flexible, substantially flat products, especially printed product |
Feb. 19, 1991 |
| 4991791 |
Expansible reel for tests on filamentary material in particular optical fibres |
Feb. 12, 1991 |
| 4953877 |
Fluid actuated chuck |
Sep. 4, 1990 |
| 4911376 |
Expandable shaft |
Mar. 27, 1990 |
| 4784343 |
Actuating system for a bobbin tube gripper |
Nov. 15, 1988 |
| 4763850 |
Expandable winding mandrel for retaining a substantially cylindrical yarn holder of a spinning or twisting machine |
Aug. 16, 1988 |
| 4705227 |
Apparatus for winding-up and unwinding continuously arriving flexible flat structures |
Nov. 10, 1987 |
| 4635870 |
Rell hub for a magnetic tape drive |
Jan. 13, 1987 |
| 4582275 |
Collapsible mandrel |
Apr. 15, 1986 |
| 4575015 |
Fluid coupling device |
Mar. 11, 1986 |
| 4465244 |
Expanding core chuck |
Aug. 14, 1984 |
| 4458850 |
Bobbin holder |
Jul. 10, 1984 |
| 4447016 |
Rewind apparatus for metal strips |
May. 8, 1984 |
| 4429838 |
Clamping chuck in winding machines |
Feb. 7, 1984 |
| 4422591 |
Shaft having means for retaining thereon a reel, material roll or similar article |
Dec. 27, 1983 |
| 4397428 |
Tape drive having improved reel hub |
Aug. 9, 1983 |
| 4352470 |
Combined payoff and winder for strip rolling mills |
Oct. 5, 1982 |
| 4339846 |
Sausage coiling machine |
Jul. 20, 1982 |
| 4336912 |
Winding device |
Jun. 29, 1982 |
| 4317577 |
Rotary expandable tool with hydraulic internal intensifier |
Mar. 2, 1982 |
| 4279386 |
Compact pneumatic reel latch |
Jul. 21, 1981 |
| 4254920 |
Air shaft |
Mar. 10, 1981 |
| 4244534 |
Strip coiler |
Jan. 13, 1981 |
| 4232835 |
Bobbin chuck |
Nov. 11, 1980 |
| 4233020 |
Collapsible mandrel |
Nov. 11, 1980 |
| 4223849 |
Chucking spindle for the reception of a bobbin carrier |
Sep. 23, 1980 |
| 4220291 |
Apparatus for winding tape on cores |
Sep. 2, 1980 |
| 4218029 |
Upcoiler |
Aug. 19, 1980 |
| 4213577 |
Expandable coiler mandrel |
Jul. 22, 1980 |
| 4210294 |
Strip reel |
Jul. 1, 1980 |
| 4209138 |
Tape winding apparatus |
Jun. 24, 1980 |
| 4184664 |
Expanding mandrel and a machine for the use of said mandrel |
Jan. 22, 1980 |
| 4175712 |
Chucking spindle for the reception of a bobbin carrier |
Nov. 27, 1979 |
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