Patents
Patents for H02H 5 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection (5,568)
12/2007
12/27/2007DE10249599B4 Sicherheitsschaltung für analoge Sensoren Safety circuit for analog sensors
12/26/2007CN200997523Y Device for inspecting and alarming concrete agitating motor temperature
12/26/2007CN100358206C Heat protection device
12/20/2007US20070289381 Method for Operating a Sensor
12/19/2007EP1868273A2 Automatic trip device, network system using it and control method thereof
12/19/2007CN200991986Y Electric heating device for plastic pipeline welding device of bottom coal mine
12/18/2007US7310213 Semiconductor device provided with overheat protection circuit and electronic circuit using the same
12/13/2007DE202006020060U1 Vorrichtung zur Überwachung der Kontaktierung eines Laststromanschlusselements mit einem Kontaktfeld einer Leiterkarte Device for monitoring the load current contacting of a connection element with a contact pad of a circuit board
12/12/2007CN200990501Y Middle and small size electricity supply and distributing system, power feeding and power-cutting authorized controller
12/12/2007CN200990500Y Concrete stirring master machine luburicating oil temperature detection alarmer
12/12/2007CN200989997Y Laser printer and temperature protection circuit thereof
12/12/2007CN101088208A Surge-suppression system for submersible electric motors
12/12/2007CN101087064A Electronic group sealing
12/11/2007US7307676 Liquid crystal display module
12/06/2007WO2007101446A3 Electro-mechanical actuator system, for instance for adjustable furniture
12/06/2007US20070279822 Transient protection and current control of devices
12/06/2007DE102006031229B3 Electrical system overvoltage protecting device, has enclosure lower part with insertion opening for printed circuit board, where enclosure side walls and/or part has locking pins to secure position of board
12/05/2007CN200987168Y Antenna controller capable of warning and wire cutting
12/05/2007CN200986094Y 光电传感器装置 Photoelectric sensor device
12/05/2007CN200985802Y Vacuum duplicate supply wind electric mash gas electric closedown switch
12/05/2007CN100353649C Anti-overheating device for induction motor
12/04/2007US7304447 Motor controller
11/2007
11/29/2007WO2007100479A3 Devices, systems, and methods for providing electrical power
11/29/2007WO2006079975A3 Machine condition indication system
11/29/2007US20070274017 Protective Circuit for a Converter
11/29/2007US20070274016 Circuit arrangement for overtemperature detection
11/28/2007EP1432553A4 Power tool safety mechanisms
11/28/2007CN101079542A Battery pack
11/28/2007CN101078916A Production process of boiled water machine with high temperature limit protection device
11/27/2007US7301746 Thermal shutdown trip point modification during current limit
11/27/2007US7301745 Temperature dependent switching circuit
11/27/2007US7301736 Method and device for shutting down a drive with a matrix converter during a power outage
11/22/2007WO2007085937A3 Wireless system for one or more electrical switching apparatus
11/20/2007US7298057 Safety system and method for a serial passenger seat power bus
11/15/2007US20070263334 Current detector circuit and current-mode DC-DC converter using same
11/15/2007DE102006022223A1 Contactlessly inductively supplyable system component e.g. carriage, has secondary coil inductively coupled to primary conductive system, and thermosensitiver switch controlling resonance flow or total coil flow at current
11/14/2007CN200976488Y Hot protection plastic casing breakers
11/08/2007US20070257765 Environmental Fuse
11/01/2007WO2007122296A1 System for controlling a power, water or gas supply
11/01/2007US20070253133 Motor starter circuit
11/01/2007US20070253132 Protection device for load circuits
10/2007
10/31/2007DE19728763B4 Schaltungseinrichtung zum Schutz von strombetriebenen Leuchtmitteln, insbesondere von LEDs, zu Signal- oder Beleuchtungszwecken Circuit means for protecting electrically powered light sources, in particular LEDs, to signaling or lighting purposes
10/31/2007CN101064426A Method of protecting power device of inverter during stall of motor
10/31/2007CN101064398A Remote control socket system and its wireless remote control method
10/25/2007DE102006018771A1 Electric component e.g. power semiconductor, overload protecting method for frequency converter, involves measuring temperature of coolant at source and another temperature of coolant at coolant inlet
10/25/2007DE102006008284B3 Schaltung mit einer Anordnung zur Detektion einer unterbrochenen Anschlussleitung Circuit having an arrangement for detecting a broken connection line
10/24/2007CN101060244A Portable electronic device with the automatic shutoff protective functions
10/24/2007CN101060238A Master control circuit for 3-phase 4-wire power usage site management unit
10/24/2007CN101059357A 电子封 Electronic seal
10/23/2007US7286886 Safety controller and method for loading a new operating program onto the safety controller
10/18/2007US20070242397 Overload Protection Device Comprising an Electric Switching Unit
10/18/2007DE102006016080A1 Energieversorgungsvorrichtung für eine Vielzahl von daran anzuschließenden Energieverbrauchern Power supply apparatus for a plurality of energy consumers to be connected thereto
10/17/2007CN101055985A Battery pack for electric hand-held power tool
10/17/2007CN100344039C Apparatus of preventing overheat of power source part for air conditioner
10/16/2007US7282881 Power fold mirror control circuit and method
10/11/2007US20070236849 Leadless integrated circuit protection device
10/10/2007EP1843445A1 Battery pack for electric power tool
10/10/2007EP1842277A2 Surge-suppression system for submersible electric motors
10/10/2007EP1606144B1 Power fold mirror control circuit and method
10/10/2007CN101051743A Over-temperature protection method for transformer in reverse exciting topological power and its application circuit
10/04/2007WO2007112328A2 Measurement of thickness of dielectric films on surfaces
10/04/2007US20070230079 Semiconductor device
10/04/2007US20070230078 Circuit Device
10/03/2007CN101047310A Overheat protection circuit and system circuit board
10/02/2007US7277289 Resistor for controlling a fan motor rotating speed for use in an air conditioner
09/2007
09/20/2007WO2007104598A1 Protective device and method for monitoring the appliance temperature of an appliance
09/20/2007US20070217109 Insertion type fuse with breakage indication
09/20/2007DE102006012170A1 Schutzeinrichtung und Verfahren zum Überwachen der Gerätetemperatur eines Gerätes Protection device and method for monitoring the device temperature of a device
09/19/2007CN200950531Y Synthesized security control alarm for cooking facilities
09/19/2007CN101039026A Protective circuit for battery
09/19/2007CN101039021A Novel fault protection process for intelligent circuit breakers
09/19/2007CN101038821A Multifunction safety knife switch
09/13/2007US20070210893 Overheat Protection Device and Electrical System Having Same
09/12/2007CN200947397Y Upper level electrical locking device for vacuum electromagnetic starter
09/12/2007CN101036274A Circuit arrangement for the protection of a conductor element against overload
09/12/2007CN101034817A Disposable 9V lithium battery security device
09/12/2007CN101034799A Semiconductor device overtemperature protection circuit
09/11/2007US7268987 Motor starter device
09/07/2007WO2007100479A2 Devices, systems, and methods for providing electrical power
09/07/2007CA2643729A1 Devices, systems, and methods for providing electrical power
09/06/2007DE102007009731A1 Steuerschaltung für eine Halbleitervorrichtung mit Überhitzungsschutzfunktion Control circuit for a semiconductor device having overheating protection function
09/06/2007DE102006009236A1 Vorrichtung und Verfahren zur temperaturunterbrechenden Absicherung eines elektrischen Bauelements Apparatus and method for temperature interrupting hedge of an electrical component
09/05/2007CN200944524Y DC temperature relay
09/04/2007US7265955 Protective circuit for analog sensors
09/04/2007US7265954 Method for estimating DC motor coil temperature, DC motor control method and their devices
08/2007
08/30/2007US20070201176 Apparatus and method for driving inverter circuit
08/30/2007DE102006037551A1 Überspannungsableiter mit mindestens einem Ableitelement, beispielsweise einem Varistor Surge arrester with at least one arrester, such as a varistor
08/29/2007CN200941548Y Low voltage power capacitor combined appliance having internal temp protection of capacitor
08/29/2007CN200941547Y Protector for stationery torque coupler
08/23/2007WO2007094674A1 Monitoring apparatus
08/23/2007US20070195478 Thermal trip device and circuit breaker using the same
08/23/2007CA2636464A1 Monitoring apparatus
08/22/2007CN101022214A Method for power supply utilizing metal conducting wire and optical fiber mix cable
08/21/2007US7260012 Fuse latch circuit
08/21/2007US7259946 Integrated electric motor and control system and method
08/16/2007US20070188959 Electronic element adapted to an electric circuit arrangement
08/15/2007CN2935578Y Air shaft main fan power locking device
08/15/2007CN2935459Y AC contactor with thermal protective function
08/15/2007CN101017947A Full-function secure plug
08/14/2007US7256977 Device for protection from thunder
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