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Class Information
Number: 251/81
Name: Valves and valve actuation > Lost motion between actuator and valve > Overload release > Slip coupling between actuator and valve
Description: Subject matter wherein the lost motion connection between the actuator and the valve includes a friction coupling or clutch.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7290753 |
Torque sensitive diaphragm valve |
Nov. 6, 2007 |
| 7004447 |
Torque sensitive sanitary diaphragm valves for use in the pharmaceutical industry and methods related thereto |
Feb. 28, 2006 |
| 6745995 |
Electromagnetically controlled butterfly thermostat valve |
Jun. 8, 2004 |
| 6257874 |
Flame adjusting device for a gas burning device |
Jul. 10, 2001 |
| 5690313 |
Low noise water-control valve for hydraulic and sanitary pipes |
Nov. 25, 1997 |
| 5295907 |
Rorque limiting device |
Mar. 22, 1994 |
| 5205482 |
Sanitary mixing unit |
Apr. 27, 1993 |
| 5152498 |
Valve handle with overload protection |
Oct. 6, 1992 |
| 5083743 |
Slip thread adjustable in-line valve for sterile fluids |
Jan. 28, 1992 |
| 5060909 |
Shut-off valve for fluids |
Oct. 29, 1991 |
| 4984667 |
Coupling device |
Jan. 15, 1991 |
| 4977641 |
Lever handle assembly for sanitary fixtures |
Dec. 18, 1990 |
| 4860992 |
Valve/actuator torque overload protector |
Aug. 29, 1989 |
| 4853160 |
Apparatus for adjusting a variable length valve member for a needle valve |
Aug. 1, 1989 |
| 4850567 |
Ball valve |
Jul. 25, 1989 |
| H636 |
Torque limited drive for manual valves |
Jun. 6, 1989 |
| 4705129 |
Hydrostatic steering arrangement, especially for motor vehicles |
Nov. 10, 1987 |
| 4619437 |
Adjustable torque limiting valve handle |
Oct. 28, 1986 |
| 4407326 |
Valve actuating mechanism |
Oct. 4, 1983 |
| 4338961 |
Valve for handling hot caustic alumina solution with provision for grinding |
Jul. 13, 1982 |
| 4287915 |
Control valve for pneumatic conduits |
Sep. 8, 1981 |
| 3988891 |
Positioning arrangement having a drive motor |
Nov. 2, 1976 |
| 3976220 |
Chlorinator having trip device actuated by line pressure difference |
Aug. 24, 1976 |
| 3966032 |
Hydrodynamic drive and slipping clutch |
Jun. 29, 1976 |
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