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Class Information
Number: 200/83J
Name: Electricity: circuit makers and breakers > Fluid pressure > Diaphragm > Piston and diaphragm
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7414207 |
Non-locking switch for filter monitoring |
Aug. 19, 2008 |
| 7365277 |
Buffer assembly for a pressure sensitive switch |
Apr. 29, 2008 |
| 7348509 |
High pressure switch with isolated contacts |
Mar. 25, 2008 |
| 7309141 |
Air actuated decoration system and device |
Dec. 18, 2007 |
| 7256361 |
Pressure switch |
Aug. 14, 2007 |
| 7157653 |
Magnetic latching switch |
Jan. 2, 2007 |
| 7112753 |
Pressure switch |
Sep. 26, 2006 |
| 7078637 |
Low air pressure switch for automobile |
Jul. 18, 2006 |
| 6740828 |
Arm and safety switch |
May. 25, 2004 |
| 6633010 |
Compact, sealed pressure switch |
Oct. 14, 2003 |
| 6621021 |
Differential pressure switch and sensor |
Sep. 16, 2003 |
| 6608266 |
Pressure switch with annular electrodes method of making same |
Aug. 19, 2003 |
| 6595051 |
Fluid level sensing and control system |
Jul. 22, 2003 |
| 6495777 |
Pressure switch |
Dec. 17, 2002 |
| 6452122 |
Pressure sensing device |
Sep. 17, 2002 |
| 6443005 |
Pressure activated control |
Sep. 3, 2002 |
| 6329619 |
Pressure switch |
Dec. 11, 2001 |
| 6064014 |
Pressure responsive electric switch assembly and method for making |
May. 16, 2000 |
| 5932857 |
Pressure switch with biaxially oriented thermoplastic diaphragm |
Aug. 3, 1999 |
| 5917164 |
Pressure-sensitive switch with polyphenylene sulfide resin receiving member |
Jun. 29, 1999 |
| 5889247 |
Normally closed, pressure responsive electrical switch |
Mar. 30, 1999 |
| 5872345 |
Pressure switch |
Feb. 16, 1999 |
| 5808255 |
Fluid pressure responsive electric switch |
Sep. 15, 1998 |
| 5744771 |
Pressure switch with increased deadband |
Apr. 28, 1998 |
| 5728986 |
Block mounting of pressure switch cartridge |
Mar. 17, 1998 |
| 5710401 |
Volumetric pump/valve |
Jan. 20, 1998 |
| 5672049 |
Electromechanical device for the protection of a pump in waterworks of various types, in the absence of water |
Sep. 30, 1997 |
| 5670766 |
Pressure switch |
Sep. 23, 1997 |
| 5661278 |
Pressure responsive apparatus couples by a spring-loaded linearly moving carrier to operate a switch unit |
Aug. 26, 1997 |
| 5602373 |
Differential pressure switch with an adjusting piston driven by a restoring spring for an oil-separating air filter |
Feb. 11, 1997 |
| 5570481 |
Suction-actuated control system for whirlpool bath/spa installations |
Nov. 5, 1996 |
| 5538185 |
Vehicle mounted liquid spray apparatus |
Jul. 23, 1996 |
| 5530215 |
Pressure switch |
Jun. 25, 1996 |
| 5508483 |
High pressure switch apparatus |
Apr. 16, 1996 |
| 5482439 |
Power breaker for a compressor for automobiles with a curved plug and wrinkled control disk |
Jan. 9, 1996 |
| 5461208 |
Compact high pressure snap-acting switch |
Oct. 24, 1995 |
| 5373127 |
High pressure responsive switch device |
Dec. 13, 1994 |
| 5369233 |
Safety pressure sensor, in particular for microswitches |
Nov. 29, 1994 |
| 5304758 |
Temperature compensated low pressure switch for hybrid inflators |
Apr. 19, 1994 |
| 5296659 |
Differential pressure monitoring device |
Mar. 22, 1994 |
| 5281782 |
Diaphragm pressure switch |
Jan. 25, 1994 |
| 5278367 |
High pressure responsive switch and method for making same |
Jan. 11, 1994 |
| 5272294 |
Pressure vessel system, pressure responsive device for the system, and method for forming a diaphragm for the device |
Dec. 21, 1993 |
| 5243158 |
Fluid operated pressure switch for controlling a switching element |
Sep. 7, 1993 |
| 5233142 |
Snap action electrical switching mechanism with dual set points |
Aug. 3, 1993 |
| 5153396 |
Combination high pressure switch and valve device |
Oct. 6, 1992 |
| 5149927 |
Binary action pressure switch |
Sep. 22, 1992 |
| 5140113 |
Differential pressure control switch with a pivoting actuating lever and a biasing spring sealed in a housing |
Aug. 18, 1992 |
| 5120915 |
Pressure-actuated pump control switch |
Jun. 9, 1992 |
| 5089675 |
Resistor card calibration retention method and fuel pump switch |
Feb. 18, 1992 |
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