| Patents for H01H 61 - Electrothermal relays (1,359) |
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| 08/21/1996 | EP0727798A1 Thermal contactor with trip delay |
| 08/08/1996 | DE19503174A1 Electrical power switch with bimetallic switch action for power control device |
| 05/15/1996 | EP0712145A1 Drive mechanism having a drive element of shape memory alloy |
| 05/15/1996 | CA2162318A1 Drive apparatus with a drive element made from a shape memory alloy |
| 04/24/1996 | EP0655166B1 Protective device for an electrical consumer |
| 04/23/1996 | US5509786 Thermal protector mounting structure for hermetic refrigeration compressors |
| 03/21/1996 | WO1996008832A1 Improvements in ceramic chip fuses |
| 03/14/1996 | DE19533554A1 Energy regulator for control of electrical energy supply to hot plates cooker or grills |
| 01/11/1996 | DE4424027A1 Thermally controlled electric switch mechanism |
| 01/10/1996 | CN1114782A Thermal protector |
| 12/21/1995 | WO1995034904A1 Micromechanical memory sensor |
| 12/21/1995 | CA2192440A1 Micromechanical memory sensor |
| 12/12/1995 | US5475318 Microprobe |
| 12/06/1995 | EP0685110A1 Resistor unit, in particular monitoring unit for a power consumer |
| 12/06/1995 | EP0685107A1 Improvements relating to electric switches. |
| 11/29/1995 | CN1112725A Thermomotive over-load relay |
| 11/14/1995 | US5467068 Micromachined bi-material signal switch |
| 11/14/1995 | US5467067 Thermally actuated micromachined microwave switch |
| 09/28/1995 | DE4414325C1 Locking device for washing machine etc. |
| 08/01/1995 | US5438309 Over-current/over-temperature protection device |
| 07/19/1995 | CN2203802Y Energy-saving fluorescent light |
| 07/12/1995 | CN1105149A Heat sensitive overload relay |
| 06/27/1995 | US5428493 Motor starting relay device having PTC thermistors |
| 06/08/1995 | DE4341036A1 Safe-condition monitoring unit for electrical load device |
| 06/08/1995 | DE4341035A1 Safe-condition monitoring unit for electrical load device |
| 06/07/1995 | EP0656739A1 Heating with a heating unit |
| 05/31/1995 | EP0655166A1 Protective device for an electrical consumer. |
| 04/26/1995 | EP0650179A1 Thermal overcurrent trip for an electrical switching device |
| 04/25/1995 | US5410290 Shape memory alloy relays and switches |
| 11/29/1994 | US5367878 For providing motion at a high repetition rate |
| 11/08/1994 | US5362576 Current-activated bypass switch |
| 09/15/1994 | DE4407934A1 Overcurrent relay |
| 09/01/1994 | WO1994019815A1 Improvements relating to electric switches |
| 09/01/1994 | CA2155961A1 Improvements relating to electric switches |
| 08/18/1994 | WO1994018689A1 Resistor unit, in particular monitoring unit for a power consumer |
| 07/20/1994 | CN1089766A Motor starting relay device having PTC thermistors |
| 07/19/1994 | CA1330820C Switching and/or signalling apparatus |
| 07/05/1994 | US5325880 Shape memory alloy film actuated microvalve |
| 06/08/1994 | EP0246255B1 Thermostatic bimetal switch |
| 05/10/1994 | CA1329408C Overload relay having adaptive differential mechanism |
| 04/19/1994 | US5304974 Low profile thermal cut-off resistor |
| 04/06/1994 | EP0590592A1 Motor starting relay device having PTC thermistors |
| 03/16/1994 | EP0540510B1 Micromechanic manipulator |
| 03/03/1994 | WO1994005030A1 Protective device for an electrical consumer |
| 03/01/1994 | US5291085 Split-phase starter for an electric motor |
| 02/17/1994 | DE4301958A1 Schutzeinrichtung für einen elektrischen Verbraucher Protection device for an electrical load |
| 09/30/1993 | DE4209815A1 Temp. sensitive actuator for electric razor - contains drive part of memory shape material, restoring spring, transfer connector and mechanical control element |
| 09/02/1993 | DE4206162A1 Remote actuator for electric switch - has springs of resilient alloy exhibiting branching effect after being heated directly or indirectly through electric current |
| 08/24/1993 | CA2000285C Apparatus for making electrical connections in a dynamoelectric machine |
| 08/10/1993 | US5235308 Thermal protector |
| 06/24/1993 | DE4141679A1 Timing unit for use in domestic equipment - has bimetallic disc heated to open and close contacts and operate lever to increment disc with ratchet to open contacts |
| 06/01/1993 | US5216403 Relay |
| 05/12/1993 | EP0540510A1 Micromechanic manipulator. |
| 04/27/1993 | US5206775 Circuit bypass device |
| 04/21/1993 | EP0538224A1 Relay |
| 04/15/1993 | WO1993007636A1 Shape memory devices |
| 02/16/1993 | US5186001 For providing motion at a high repetitive rate |
| 02/02/1993 | US5182910 Micromechanical manipulator |
| 01/26/1993 | US5182538 Alumina carrier |
| 01/21/1993 | WO1993001640A1 Improvements relating to thermally-responsive controls |
| 12/08/1992 | US5170307 Mounting apparatus for electrical motor control components |
| 12/02/1992 | EP0516442A2 Mounting apparatus for electrical motor control components and method for disengaging locked connectors |
| 11/25/1992 | EP0515024A2 Circuit bypass device |
| 10/29/1992 | WO1992019002A1 Over-current/over-temperature protection device |
| 10/06/1992 | US5153552 Thermally tripped circuit breaker with adjustable tripping sensitivity |
| 06/02/1992 | CA1302465C Thermal cutoff heater |
| 05/27/1992 | DE4037446A1 Temp.-dependent expansion material element actuator - controls working piston position, e.g. for valve, by heating element in electrical circuit and mounted on element |
| 05/06/1992 | EP0484077A1 Protector for compressor motor |
| 04/28/1992 | US5109210 Thermal relay with remote controlled resetting and testing junctions |
| 04/14/1992 | US5105178 Over-current/over-temperature protection device |
| 04/09/1992 | DE4031887A1 Close heating control with compact time delay switch - uses bimetal switch thermally coupled to PTC cold conductor |
| 04/08/1992 | EP0478956A2 Micromechanical element |
| 04/07/1992 | US5103202 Ambient compensated circuit breaker |
| 04/02/1992 | DE4030383A1 Temp. related operating device - is sealed body contg. piston and thermally expanding e.g. wax and is bonded to outer conducting polymer to heat body and express piston |
| 02/11/1992 | US5088000 Electronic thermal relay and appropriate thermal element |
| 02/11/1992 | CA1295629C Protected electric switch with attaching means |
| 01/28/1992 | US5084691 Controllable fuse |
| 12/10/1991 | CA1293044C Portable electrical adapter |
| 11/14/1991 | DE4104349A1 Automatically repeating thermic timer - has contact coupling material expanding by heater to break contacts and switch off heater allowing material to contract again |
| 10/16/1991 | EP0254740B1 Safety disconnection device |
| 10/09/1991 | EP0450366A1 Push button operated circuit breaker |
| 10/08/1991 | US5055726 Plug-on protector for compressor motor |
| 10/08/1991 | US5054754 Inversion spring for thermal overload relay and method for making the same |
| 09/10/1991 | US5046227 Method for making an inversion spring for thermal overload relay |
| 08/13/1991 | US5039843 Safety cutout device |
| 07/23/1991 | US5033713 Temperature-sensitive actuating apparatus for a servo-apparatus |
| 07/18/1991 | DE4000640A1 Thermoelectric actuator with PTC resistor - has two oppositely polarised Zener diodes in series as voltage divider |
| 07/17/1991 | EP0437166A2 Thermal cutoff and resistor assembly |
| 06/12/1991 | CN2078944U Overload protection of ceramic resistance with positive temp coefficient |
| 06/11/1991 | US5023587 Arm for electric switches and the like controlled by electricity |
| 06/04/1991 | US5021915 Combination starter-protector device and method of assembling same, overload protector and method of assembling same |
| 05/22/1991 | CN2077588U Energy-saving switch of ceramic resistor with positive temp. coefficient |
| 05/21/1991 | US5017898 Electromagnetic relay |
| 04/09/1991 | CA1282817C Compressor terminal block and overload protector assembly |
| 03/12/1991 | US4998688 Operating temperature hybridizing for focal plane arrays |
| 01/22/1991 | US4987336 Reversible short-circuit and the use of said short-circuit in a photoelectric tube |
| 01/08/1991 | CA1278818C Glow discharge starter |
| 01/02/1991 | EP0405866A2 Operating temperature hybridizing for focal plane arrays |
| 12/29/1990 | CA2017742A1 Operating temperature hybridizing for focal plane arrays |
| 12/20/1990 | DE3919813A1 Thermally controlled relay for storage heater - has electric coil heating of bimetallic strip to operate two switch functions |