| Patents for H01H 35 - Switches operated by change of a physical condition (7,690) |
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| 07/02/2002 | US6414603 Method for displaying state of multi-optical-axis photoswitch and multi-optical-axis photoswitch adapted to the method |
| 06/27/2002 | DE10042011C1 Push switch for controlling equipment operated by means of pressure has a pressure chamber with an inlet for a means of pressure and a piston protruding into the pressure chamber and impacted by the means of pressure. |
| 06/25/2002 | US6410870 Pneumatic actuated switch |
| 06/20/2002 | WO2002049058A1 Two component magnetic sensor assembly |
| 06/20/2002 | US20020074219 Vacuum cleaner actuator switch |
| 06/19/2002 | CN1354831A Fluid leakage sensors |
| 06/18/2002 | US6407353 Trailer breakaway switch assembly and pull-pin actuator therefor |
| 06/13/2002 | US20020071114 Optical inclination sensor |
| 06/12/2002 | EP1212769A2 A pressure switch provided with a thermal cut-out |
| 06/12/2002 | CN2495022Y Auxiliary switch of braking lamp for vehicle |
| 06/06/2002 | US20020066657 Three-axis gravity switch |
| 06/05/2002 | EP1211491A2 Liquid level sensor with alarm switch |
| 05/29/2002 | EP1062729B1 Electronic device with illuminated operator buttons, the activation of said operator buttons being determined by detection of the change in the luminous reflectance |
| 05/29/2002 | CN2494030Y Water level control automatic switch for water storage pool |
| 05/29/2002 | CN2494029Y Angle switch |
| 05/29/2002 | CN1085909C High-voltage quick switching circuit for current variable flow control |
| 05/28/2002 | US6396012 Attitude sensing electrical switch |
| 05/28/2002 | US6393892 Impact sensor and impact-pressure sensor |
| 05/28/2002 | CA2114799C Shock sensor |
| 05/22/2002 | CN1349873A Safety circuit of rotary hand-held electric tool |
| 05/21/2002 | US6392374 Device for control of an electric motor driving a moving object |
| 05/21/2002 | US6392214 Optical unit photoelectric switch fiber-type photoelectric switch and color discrimination sensor |
| 05/21/2002 | US6389893 Fuel amount detector |
| 05/16/2002 | US20020056624 Acceleration detector |
| 05/16/2002 | US20020056622 Acceleration detection device and sensitivity setting method therefor |
| 05/16/2002 | DE10051775A1 Sicherheitsschaltung für drehendes Elektrohandwerkzeuggerät Safety mechanism for rotating electric hand tool |
| 05/15/2002 | CN2491960Y Mechanical water flow switch |
| 05/09/2002 | US20020053502 Acceleration limit value switch |
| 05/08/2002 | CN1084285C Optoelectronic sensor and weft yarn measuring and storing equipment |
| 05/02/2002 | EP1201373A2 Safety circuit for a rotary electric hand tool |
| 05/01/2002 | CN2489458Y Pressure alarm switch |
| 04/25/2002 | WO2002033718A1 Electromechanical vibration switcher (evs) |
| 04/23/2002 | US6377187 Level/position sensor and related electronic circuitry for interactive toy |
| 04/23/2002 | CA2071272C Dynamometric rod |
| 04/18/2002 | WO2001071198A3 Wireless, intrinsically safe valve |
| 04/17/2002 | EP1196887A1 Joystick controller |
| 04/17/2002 | CN2487096Y Pneumatic switch |
| 04/17/2002 | CN2487095Y Water flow impact type power switch |
| 04/11/2002 | WO2002029840A1 Improved rolling ball switch |
| 04/11/2002 | WO2001055729A3 Sensor arrangement |
| 04/10/2002 | EP1131834A4 Bi-directional shock sensor employing reed switch |
| 04/10/2002 | CN2485776Y Water pressure controlled switch |
| 04/10/2002 | CN2485775Y Two position float switch |
| 04/09/2002 | US6369688 Automatic gang switch having a heat ray sensor |
| 04/03/2002 | EP1192632A1 Bi-directional shock sensor |
| 04/03/2002 | EP1192349A1 Two stage gauge with electrical signal output |
| 04/03/2002 | EP1040498B1 Schock sensor |
| 04/02/2002 | US6366276 Touch operation signal output device |
| 04/02/2002 | US6365442 Efficient method of making micro-miniature switch device |
| 03/28/2002 | DE10043788A1 Suction fittings for controlled removal of active liquid substances from exchange drums/stationary bins in chemical industry, have protecting tube, suction tube with intake area, backflow prevention and electrically controlled level switch |
| 03/27/2002 | CN2483824Y Magnetic-controlled switch |
| 03/27/2002 | CN2483823Y Shock switch |
| 03/20/2002 | CN1340836A Hydraulic operation device |
| 03/14/2002 | WO2001099134A3 A pressure switch provided with a thermal cut-out |
| 03/13/2002 | CN2482209Y Automatic liquid level controller |
| 03/07/2002 | US20020027063 Position/motion sensor |
| 03/07/2002 | US20020026888 Automatic inflating boat flotation device |
| 03/06/2002 | CN2480974Y Semiconductor pressure relay |
| 03/06/2002 | CN2480971Y Film cylinder and pneumatic sand-band controller |
| 03/06/2002 | CN2480880Y Earthquake alarm clock |
| 02/28/2002 | US20020023999 Optically controlled MEM switches |
| 02/28/2002 | DE10131645A1 Beschleunigungsschalter Inertia switch |
| 02/27/2002 | EP1182321A1 Device for the manual control of an electrical motor for a roller shutter |
| 02/27/2002 | CN2479630Y Flame-proof element circuit breaker |
| 02/27/2002 | CN2479629Y Automatic controller for overtravel-limit electrical equipment switch |
| 02/27/2002 | CN1079952C Contactless control device and process for sanitary equipment |
| 02/27/2002 | CN1079946C Seismosensitive element and method of making the same |
| 02/26/2002 | US6349461 Method for manufacturing a pressure sensitive sensor |
| 02/20/2002 | EP1180697A1 Light curtain generating device |
| 02/20/2002 | CN2478231Y Hydraulic control switch |
| 02/20/2002 | CN2478229Y Switching gear of air pump |
| 02/20/2002 | CN2478228Y Diaphragm blast relay |
| 02/20/2002 | CN2478227Y Two-way angular displacement switch |
| 02/20/2002 | CN2477860Y Automatic and manual pressure switch of air compressor |
| 02/19/2002 | US6348665 Tilt switch |
| 02/14/2002 | US20020017604 Light curtain generating device |
| 02/12/2002 | US6346681 Pressure switch |
| 02/07/2002 | WO2002011164A1 Auto-disconnector |
| 02/07/2002 | DE10036299A1 Acceleration sensor for detecting acceleration forces of greater than 1 or 2 g for DVD and CD drives, to detect and limit excessive acceleration forces and improve read or write processes |
| 02/06/2002 | EP1178457A1 Contiguously mountable sensor unit |
| 02/06/2002 | CN2476036Y Shock inductor |
| 02/06/2002 | CN1334579A Fluid horizontal detection switch |
| 02/05/2002 | US6344782 Dry type vacuum cleaner/sander switching adapter |
| 02/05/2002 | US6343414 Snap-disk formation process and machine |
| 01/31/2002 | WO2001084722A3 Data entry device |
| 01/31/2002 | US20020011200 Float switch activation assembly |
| 01/30/2002 | CN2475130Y Dynamic pressure inductive switch for pressurizing water pump |
| 01/30/2002 | CN2475129Y Vibration movement inductive switch |
| 01/29/2002 | US6342826 Pressure and temperature responsive switch assembly |
| 01/29/2002 | US6341428 Tilt detecting device |
| 01/24/2002 | WO2001067815A3 Electrical heating apparatus |
| 01/23/2002 | EP1174895A2 Fluid level sensing switch |
| 01/23/2002 | CN2473738Y Automatic pneumatic switch for air compressor |
| 01/17/2002 | DE10030360A1 Collision sensor for passenger protection system in vehicle, is based on cylinder-operated pressure switch actuated when piston moves relative to cylinder, causing pressure rise in chamber |
| 01/16/2002 | CN2472437Y Water boiling controller |
| 01/16/2002 | CN2472337Y Explosionproof switch |
| 01/15/2002 | US6339199 Tilt switch |
| 01/09/2002 | CN2470939Y Graving anti-impact anti-inclining switch |
| 01/08/2002 | US6336658 Acceleration switch and the manufacturing method |
| 01/03/2002 | WO2002001586A1 Pressure sensitive switch |