Patents for H01H 36 - Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding (3,817) |
---|
10/20/1999 | EP0858293A4 Magnetic switching element for controlling a surgical device |
10/20/1999 | CN2344864Y Electromagnetic power supply master switch device with protective function for motor-driven vehicle |
10/19/1999 | US5969519 Magnetic sensor device for the detection of the position of a motor vehicle part |
10/19/1999 | US5969244 Switch assembly for withstanding shock and vibration |
10/06/1999 | EP0948018A2 Switch with a rocker, which has an affixed magnet |
10/05/1999 | US5963116 Reed relay and a method of producing the reed relay |
09/29/1999 | EP0945951A2 Improved gas-accumulation Buchholz relay |
09/22/1999 | EP0944150A2 Improved Buchholz relay |
09/22/1999 | CN2340087Y Self-locking type safety switch |
09/21/1999 | US5955714 Roll-over shunt sensor |
09/15/1999 | CN2338872Y Sealed and magnetic explosion-proof, water-proof and seesaw type power-supply switch |
09/08/1999 | CN2337671Y 舌簧继电器 Reed relays |
09/08/1999 | CN2337670Y Non-contacting multi-function water flow relay |
09/02/1999 | WO1999044210A1 Electrical switch |
09/01/1999 | EP0938649A1 Relative location detection sensor |
08/25/1999 | CN2335250Y Magnetic controlled water-electricity linkage switch |
08/18/1999 | EP0936739A1 Inductive proximity switch |
08/18/1999 | EP0936738A1 Inductive proximity switch with one-piece housing |
08/17/1999 | US5939961 Electric safety locking device |
08/17/1999 | US5939638 Pressure sensor with protective internal wall |
08/17/1999 | CA2260650A1 Inductive proximity switch |
08/13/1999 | CA2260764A1 Inductive proximity switch with a one-piece housing |
08/12/1999 | DE19805138A1 Differential pressure switch for compressor |
08/04/1999 | CN2332058Y Magnetic control switch |
08/03/1999 | US5932856 Power switch to prevent inadvertent activation of an emergency locating beacon |
08/03/1999 | CA2005123C Means and method for measuring inductance |
07/29/1999 | WO1999038183A1 Reed relay and method of manufacturing the same |
07/28/1999 | CN2331077Y Switch reverse-in/along-with the direction of magnetic energy |
07/28/1999 | CN1224227A Relay type long service life approach switch |
07/27/1999 | US5929731 Balanced magnetic proximity switch assembly |
07/20/1999 | US5925861 Security door lock arrangement with magnetically operated switch in the closed door position |
07/13/1999 | US5921783 For connecting a load to a power source |
07/08/1999 | WO1999019892A8 Control device for providing a variable control signal to a fluid-supplying machine |
07/06/1999 | US5920131 Arrangement for the control of electrically controllable appliances |
06/30/1999 | EP0925596A1 Fluid level indicator sensor |
06/30/1999 | CN1221200A Apparatus for heating switch |
06/29/1999 | US5917392 Switching arrangement for connecting and/or separating two sections of an electrical line |
06/24/1999 | WO1999031691A1 Improved reed switch and method of making same |
06/23/1999 | EP0923678A1 Proximity switch which can be inserted in a t-slot, or fixing element for the same |
06/03/1999 | WO1999019892B1 Control device for providing a variable control signal to a fluid-supplying machine |
06/02/1999 | EP0920042A2 Apparatus panel |
06/02/1999 | CN1218587A Magnetic proxymity switch system |
04/28/1999 | EP0911973A2 Solid state capacitive switch |
04/22/1999 | WO1999019892A1 Control device for providing a variable control signal to a fluid-supplying machine |
04/21/1999 | CN2315654Y Jumping spring tube |
04/21/1999 | CN2315653Y Magnetic driven micro switch with place indication |
04/14/1999 | EP0908912A2 Float switch |
04/14/1999 | EP0819326B1 Electromechanical connection device |
04/07/1999 | EP0907197A1 Thermal switch device comprising reed switch and temperature-sensitive magnetic structure, supported in and outwardly by the inner cylindrical casing |
04/07/1999 | CN2313283Y Wind-direction backflow sensor for mining use |
03/30/1999 | US5887446 Refrigerator equipped with a refrigerator lamp magnet switch |
03/30/1999 | CA2165621C Display array and power control circuit |
03/25/1999 | WO1999014778A1 Switch for sealed lighting fixtures |
03/18/1999 | WO1999013481A1 Switch with magnetically-coupled armature |
03/18/1999 | WO1998053472A3 Switch assemblies |
03/17/1999 | EP0885434A4 Proximity sensor |
03/16/1999 | US5883556 Reed switch |
03/16/1999 | CA2121122C Shaft position indicator for a rotary or linear switch mechanism |
03/09/1999 | US5880659 Magnetic switch assembly for detecting unauthorized opening of doors or windows |
03/09/1999 | US5880423 Water level sensor |
03/02/1999 | US5877664 Magnetic proximity switch system |
02/23/1999 | US5874878 Magnetic proximity switch system with slide-by anti-defeat machanism |
02/16/1999 | US5871493 Surgical instrument handpiece and system |
02/16/1999 | CA2041375C Display indicator and reed switch |
02/10/1999 | CN2307357Y Simple air pressure controlled switch |
02/09/1999 | US5869934 Barricade light control switch apparatus |
02/02/1999 | US5867082 Switch with magnetically-coupled armature |
01/27/1999 | EP0866674A4 Surgical instrument handpiece and system |
01/27/1999 | CN2305748Y Permanent magnetic drawing near-type switch |
01/21/1999 | WO1999002871A1 Proximity switch which can be inserted in a t-slot, or fixing element for the same |
01/20/1999 | EP0891893A2 Switch assemly |
01/20/1999 | CN2304993Y Power saving switch |
01/13/1999 | EP0778954B1 Proximity switch with magnetic field-sensitive sensor |
12/23/1998 | EP0885434A1 Proximity sensor |
12/17/1998 | WO1998057342A1 Proximity switch |
12/10/1998 | DE19723502C1 Sealed electric switch assembly, especially for power switching |
12/09/1998 | CN2300181Y Permanent single and three phase power knife switch |
12/08/1998 | US5847632 Reed switch |
12/02/1998 | EP0881468A1 Bi-dimensional position sensor of magnetic type, particularly for motor vehicle applications |
12/01/1998 | US5844458 Resilient and compressible magnet module for door channel installation |
11/26/1998 | WO1998053472A2 Switch assemblies |
11/26/1998 | DE19721788A1 Power supply switching arrangement for remote controllable apparatus |
11/11/1998 | CN2297013Y 限位继电器 Limit relay |
11/11/1998 | CN1198581A Magnetic microswitch and making method thereof |
11/05/1998 | WO1998049702A1 Magnetic proximity switch system with slide-by anti-defeat mechanism |
11/04/1998 | CN2296569Y Two way pull permanent magnet approach switch |
11/03/1998 | US5831596 Joystick controller using magnetic position sensors and a resilient control arm with sensor used to measure its flex |
11/03/1998 | US5831536 Fuel tank alarm system |
11/03/1998 | US5829987 Electromechanical connection device |
11/03/1998 | US5829303 Method and apparatus for measuring a liquid level using a liquid level gauge having reed switches to determine the position of a magnetic float |
10/27/1998 | US5828041 Power supply cut-off apparatus of a microwave oven |
10/27/1998 | US5827962 Hydraulic brake fluid reservoir level indicator system |
10/15/1998 | DE19720601C1 Reed relay switching device with tuning facility |
10/15/1998 | DE19714955A1 Switch assembly for car central component actuation |
10/08/1998 | WO1998044525A1 Security door lock arrangement |
10/07/1998 | CN1195179A Magnetic control switch |
10/07/1998 | CN1195178A Electromagnetic induction switch |
09/30/1998 | EP0866674A1 Surgical instrument handpiece and system |
09/22/1998 | US5811896 Switching device |
09/16/1998 | EP0746829A4 Security alarm switch |