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) |
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09/02/1998 | EP0861640A2 A microelectric position sensor |
09/01/1998 | US5801340 For detecting the presence of an object in a sensing region |
08/26/1998 | EP0860951A1 Telecommunications equipment with magnetic recognition of accessories |
08/26/1998 | CN2289293Y Permanent-magnetic approach switch |
08/26/1998 | CN1191317A Ferromagnetic-article sensor |
08/19/1998 | EP0858293A1 Magnetic switching element for controlling a surgical device |
08/05/1998 | EP0856864A2 Shock sensor |
08/05/1998 | CN1189623A Shock sensor |
07/28/1998 | US5785553 Electrical connector |
07/23/1998 | WO1998031991A1 Level indicator |
07/23/1998 | DE19702818A1 Circuit for connecting or separating two part-sections of an electric cable |
07/23/1998 | DE19701246A1 Füllstandsgeber Level sensor |
07/14/1998 | US5781005 For detecting the presence of passing ferromagnetic articles |
07/07/1998 | US5777552 Curtain door alarm |
07/07/1998 | US5777536 Sealed electric switch assembly |
06/25/1998 | DE19756475A1 Operating lever esp joystick for controlling vehicle such as fork-lift truck or production machine |
06/17/1998 | CN1185237A Electromechanical connection device |
06/17/1998 | CN1185236A Electromechanical connection device |
06/17/1998 | CN1185013A Switch actuated by magnetic induction |
06/16/1998 | US5767444 Proximity switch with ceramic front surface and method for its manufacture |
06/03/1998 | CN2283305Y 磁性电开关 Magnetic Switch |
06/02/1998 | US5760688 Body sensing device |
05/26/1998 | US5756758 Esterification |
05/20/1998 | CN2282265Y Floating ball level controller for novel ship |
05/06/1998 | CN2280992Y Three-stage plasma trigger switch |
05/06/1998 | CN1180917A Reed switch |
04/30/1998 | WO1998017982A1 Relative location detection sensor |
04/29/1998 | EP0838828A1 Control device by switches and tank using it |
04/23/1998 | WO1998017001A1 Balanced magnetic proximity switch assembly |
04/22/1998 | EP0837485A2 Safety device for position switch |
04/08/1998 | EP0834891A2 Autoclavable remote hand control |
04/02/1998 | WO1998013844A1 Switching device |
04/02/1998 | CA2216727A1 Autoclavable remote hand control |
03/31/1998 | US5733670 Zirconia diaphragm structure, method of producing the same, and piezoelectric/electrostrictive film element having the zirconia diaphragm structure |
03/19/1998 | WO1998011583A1 Fluid level indicator sensor |
03/03/1998 | US5723835 Composite reed switch-bracket |
02/25/1998 | EP0704064B1 Magnetic screen |
02/11/1998 | EP0704049B1 Float-controlled level switch with adjustable switching points |
02/03/1998 | US5714808 Touch control supply system for an electrical device, method of implementation and applications |
02/03/1998 | US5714728 Electric switch |
01/29/1998 | DE19648271A1 Movement sensor for magnetic object |
01/28/1998 | EP0821165A1 Control device for starting and stopping a submersible pump |
01/28/1998 | CN1171532A Refrigerator equipped with refrigerator lamp magnet switch |
01/27/1998 | US5712543 Magnetic switching element for controlling a surgical device |
01/21/1998 | EP0819327A1 Electromechanical connection device |
01/21/1998 | EP0819326A1 Electromechanical connection device |
01/21/1998 | CN1170853A Power supply cut-off apparatus of microwave oven |
01/07/1998 | EP0817218A2 Saftey device for hazardous apparatus |
01/06/1998 | US5705861 Magnetic field pulse generator |
01/06/1998 | US5704813 Proximity sensor housing and arrangement |
01/02/1998 | DE19710453A1 Liquid level e.g. coolant and windscreen washing liquid, float-type sensor for sensing level of fluid |
12/31/1997 | CN2271653Y Isolating conducting system of electric torch switch |
12/30/1997 | US5703552 Electrical safety switch |
12/30/1997 | US5701961 Electronic push to start nutrunner |
12/16/1997 | US5698819 Surface mount electronic reed switch component |
12/10/1997 | EP0811830A1 Differential manostat, particularly for gas boiler |
12/02/1997 | US5693926 Differential pressure indicators |
11/13/1997 | WO1997042709A1 Magnetic proximity switch system |
11/11/1997 | US5686875 Mercury wetted switch |
11/06/1997 | DE19633321A1 Hearing aid with externally operable amplification mode selector |
11/05/1997 | CN2266791Y Magnetic steel type foot-switch |
10/29/1997 | CN2266195Y Shock-proof high-temp.-resistant non-contact memory switch |
10/08/1997 | EP0800194A2 Arrangement for detecting the endposition of a moveable contactpiece in his proper fixed contactpiece of a switch for medium or high voltage |
10/07/1997 | US5675134 Traffic accident detecting sensor for a passenger protection system in a vehicle |
10/07/1997 | CA2060748C Float switch assembly |
09/30/1997 | US5673041 Reflective mode ultrasonic touch sensitive switch |
09/24/1997 | EP0797302A1 Switching apparatus detecting a plurality of manually selected switching positions |
09/24/1997 | EP0797227A2 Device to control electrically controlled apparatus |
09/24/1997 | CN1035967C 自动切换装置 Automatic switching device |
09/17/1997 | CN2262752Y Magnetic approach switch |
09/17/1997 | CN2262751Y Sealed magnetic switch |
09/17/1997 | CN1035908C Apparatus for driving reed switch and assembling structure |
09/16/1997 | US5668533 High security balanced-type, magnetically-actuated proximity switch system |
09/09/1997 | US5666096 Switch with magnetically-coupled armature |
09/09/1997 | US5665664 Grain boundary-free crystalline body of manganese-based composite oxide and method for the preparation thereof |
09/09/1997 | US5664665 Shock sensor |
08/27/1997 | EP0598919B1 Shock sensor |
08/12/1997 | US5656982 Plunger-operated alarm switch assembly |
08/06/1997 | EP0787625A2 Eleectrical pick up |
07/16/1997 | CN1154437A Device for detecting level of liquid |
07/10/1997 | DE19600346A1 Magnetic seat switch operated automatically by vehicle seat occupant |
07/09/1997 | EP0617834B1 Mercury wetted switch |
07/08/1997 | US5646587 Magnetic element switch |
07/08/1997 | US5646457 Neutral safety switch control device using a rotatable magnet for controlling remote vehicle starting of a vehicle equipped with a manual transmission |
06/24/1997 | US5642130 Display array and power control circuit |
06/24/1997 | US5642086 Magnetic switch for coaxial transmission lines |
06/19/1997 | DE19547199A1 Automobile steering lock ignition switch |
06/18/1997 | EP0778954A1 Proximity switch with magnetic field-sensitive sensor |
06/03/1997 | US5635887 Compact rare earth magnet security switch assembly |
05/28/1997 | CN1150651A Electronic machine with coil and non-contact sensor |
05/22/1997 | WO1997018371A1 Apparatus and method for controlling the movement of a movable component |
05/13/1997 | US5629659 Single switching of magnetic reed switch |
05/09/1997 | WO1997016124A1 Surgical instrument handpiece and system |
05/09/1997 | WO1997016123A1 Magnetic switching element for controlling a surgical device |
05/09/1997 | CA2234195A1 Surgical instrument handpiece and system |
05/09/1997 | CA2233221A1 Magnetic switching element for controlling a surgical device |
04/30/1997 | DE19539729A1 Key- or magnetic-card-operated switch e.g. for garage door with integral alarm function |
04/30/1997 | CN1148725A Sealing formation type thermal-reed switch and production method thereof |
04/22/1997 | US5623416 Contact closure data logger |
04/15/1997 | US5621393 Fill-level test and measuring device |