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Class Information
Number: 200/81R
Name: Electricity: circuit makers and breakers > Fluid pressure
Description:
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7449646 |
Elliptical pneumatic actuator with a wedge shaped base |
Nov. 11, 2008 |
| 7390984 |
High power liquid dielectric switch |
Jun. 24, 2008 |
| 7351926 |
Rotation-proof enclosure for pressure switch housing |
Apr. 1, 2008 |
| 7339126 |
Variable differential adjustor |
Mar. 4, 2008 |
| 7312412 |
High power liquid dielectric switch |
Dec. 25, 2007 |
| 7297885 |
Pressure switch |
Nov. 20, 2007 |
| 7238897 |
Contact sensor and method for making the same |
Jul. 3, 2007 |
| 7193168 |
Pneumatic switch for non-invasive testing and debug |
Mar. 20, 2007 |
| 7186934 |
Pressure switch |
Mar. 6, 2007 |
| 7112753 |
Pressure switch |
Sep. 26, 2006 |
| 7098412 |
Pressure activated latching switch |
Aug. 29, 2006 |
| 7084363 |
Variable differential adjustor |
Aug. 1, 2006 |
| 7071429 |
Linear adjustment operator for pressure control of paint pumps |
Jul. 4, 2006 |
| 7045726 |
Pressure regulator for a paint ball gun |
May. 16, 2006 |
| 6900401 |
Toxic gas fitting interlock |
May. 31, 2005 |
| 6717079 |
Electrical switches and methods of establishing an electrical connection |
Apr. 6, 2004 |
| 6633010 |
Compact, sealed pressure switch |
Oct. 14, 2003 |
| 6563064 |
Fluid flow switch sensing device having a test button |
May. 13, 2003 |
| 6446654 |
Pressure relief device for a sealed system |
Sep. 10, 2002 |
| 6410870 |
Pneumatic actuated switch |
Jun. 25, 2002 |
| 6239394 |
Waterproof switch device |
May. 29, 2001 |
| 6062822 |
High-pressure cleaning apparatus |
May. 16, 2000 |
| 5982047 |
Pressure switching device |
Nov. 9, 1999 |
| 5880535 |
Tap resistant security circuit |
Mar. 9, 1999 |
| 5834721 |
Coupling- and switch system for subsea electrical power distribution |
Nov. 10, 1998 |
| 5793131 |
Systems and apparatus for controlling energization of electric motor windings, and methods of assembling motors |
Aug. 11, 1998 |
| 5780940 |
Hot wire safety switch |
Jul. 14, 1998 |
| 5726404 |
Valveless liquid microswitch |
Mar. 10, 1998 |
| 5552646 |
Compact control and monitoring switch |
Sep. 3, 1996 |
| 5539166 |
Pneumatic-electrical control device |
Jul. 23, 1996 |
| 5495079 |
Pressure switch calibration |
Feb. 27, 1996 |
| 5393945 |
Adjustment mechanism for pressure switch |
Feb. 28, 1995 |
| 5237136 |
Hydrostatic pressure responsive bypass safety switch |
Aug. 17, 1993 |
| 5235324 |
Detector for over-pressure inside a pipe and a pump fitted with such a detector |
Aug. 10, 1993 |
| 5118909 |
Switch actuator |
Jun. 2, 1992 |
| 5113056 |
Stored-spring-energy actuator mechanism for a high-voltage circuit breaker |
May. 12, 1992 |
| 5047601 |
Pressure responsive switch with cup shaped actuating member |
Sep. 10, 1991 |
| 5034577 |
Fluid actuated electrical switch |
Jul. 23, 1991 |
| 4968861 |
Actuator mechanism for a high-voltage circuit breaker |
Nov. 6, 1990 |
| 4907429 |
Remote controlled door lock apparatus |
Mar. 13, 1990 |
| 4891479 |
Control actuator and switch |
Jan. 2, 1990 |
| 4861952 |
Pressure activated switch |
Aug. 29, 1989 |
| 4845322 |
Plunger type fluid pressure switch |
Jul. 4, 1989 |
| 4797518 |
Braking indicator |
Jan. 10, 1989 |
| 4791254 |
Flow switch |
Dec. 13, 1988 |
| 4742194 |
Device for producing an electric signal indicative of pressure in a fluid system |
May. 3, 1988 |
| 4711092 |
Light switch and brake line connector assembly |
Dec. 8, 1987 |
| 4696204 |
Water level control device and method of making the same |
Sep. 29, 1987 |
| 4692575 |
Vacuum sensitive switch |
Sep. 8, 1987 |
| 4638132 |
Electrical pressure switch |
Jan. 20, 1987 |
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