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)
08/2007
08/09/2007WO2006135838A3 Multi-threshold charging of a rechargeable battery
08/09/2007US20070183110 Damage Detection/Locating System Providing Thermal Protection
08/08/2007CN2932791Y Programmable temperature measurement brake screen
08/08/2007CN2932790Y An AC over-voltage protector
08/07/2007US7253542 Quiet fan speed control
08/02/2007WO2007085937A2 Wireless system for one or more electrical switching apparatus
08/02/2007US20070177324 Overload release
08/02/2007DE102006003124A1 Verfahren zur Realisierung eines verbesserten thermomechanischen Überlastschutzes und zugehörige Überlastschutzeinrichtung A process for the realization of an improved thermo-mechanical overload protection and overload protection device associated
08/01/2007CN1330064C Charging battery using pressure breaking type protector and potable electronic device using said battery
08/01/2007CN101010846A Power control apparatus for preventing electric shock cause
07/2007
07/26/2007WO2007084140A1 Electronic method for starting a compressor
07/25/2007CN101005235A Overheat protecting circuit of power supply unit and direct current power supply unit
07/25/2007CN101005203A Double line protector for electric appliance
07/24/2007US7248452 Method of protecting semiconductor device and protection apparatus for semiconductor device using the same
07/19/2007WO2007082071A2 Power distribution unit and methods of making and use including modular construction and assemblies
07/19/2007US20070165350 Assembly with a mechanically inaccessible or difficut-to-access circuit and method for switching the operating state of an assembly
07/19/2007US20070165349 Circuit breaker and method for sensing current indirectly from bimetal voltage and determining bimetal temperature and corrected temperature dependent bimetal resistance
07/19/2007US20070164709 Battery pack protection circuit and battery pack
07/18/2007CN2924879Y Long-distance temperature measuring control protection device with prewarning function
07/18/2007CN1326656C Electromagnetic switch and welder using the same
07/18/2007CN101001014A Protector for electrical equipment
07/18/2007CN101000987A Power plug with temp monitoring function
07/12/2007WO2007022136A3 Improved transient blocking unit
07/12/2007US20070159752 Fuse module with removable fuse carrier for fused electrical device
07/12/2007US20070159745 Circuit Element and Method for Protecting a Load Circuit
07/12/2007DE102006052135A1 Rücksetzbare Schaltkreisschutz-Vorrichtung Resettable circuit protection device
07/11/2007EP1806817A1 Oil-immersed electrical equipment with a short-circuiting safety device
07/10/2007US7242565 Thermal shut-down circuit
07/10/2007US7242113 Power semiconductor device
07/05/2007WO2006052535A3 Surge-suppression system for submersible electric motors
07/05/2007US20070153443 Method and apparatus for preemptively detecting fan failure in an electronic system
07/05/2007US20070153434 Motor controller and motor temperature estimation method for the same
07/05/2007DE102005062813A1 Füllstandmessanordnung mit einer Sicherheitsabschaltung bei hohen Temperaturen Level measurement arrangement with a safety shutdown at high temperatures
07/03/2007US7239496 Distance protective relay using a programmable thermal model for thermal protection
07/03/2007CA2441463C Safety electrical outlet with logic control circuit
06/2007
06/28/2007WO2007072593A1 System and method for power supply interruption
06/28/2007US20070150225 Thermal sensing method and system
06/27/2007CN2917056Y Contact pin type temperature measuring pin connector
06/27/2007CN1988304A Method and system for realizing detection protection in far away power supply
06/27/2007CN1988284A Safety lug suitable for the connection to a current outlet
06/26/2007US7236338 System and method for remotely detecting and locating faults in a power system
06/21/2007WO2007069230A2 Integral heat-dissipation system for electronic boards
06/21/2007US20070139844 Power safety circuit for small appliances
06/21/2007US20070139843 Sense amplifier with leakage compensation for electrical fuses
06/21/2007US20070139842 Safety lug suitable for the connection to a current outlet
06/21/2007US20070139210 Wireless system with multi-device control
06/21/2007CA2571607A1 Safety plug suitable for the connection to an electric current outlet
06/20/2007EP1797787A2 Hairdryer including a safety device
06/19/2007US7233474 Vehicle electrical protection device and system employing same
06/19/2007US7233473 Protection circuit and method for floating power transfer device
06/13/2007EP1023755B1 Protective device, especially for protection against lightning
06/13/2007CN1979361A High-power-consumption integrated circuit over-hot protection method
06/13/2007CN1321489C Overheat protection circuit
06/12/2007US7229575 To reduce the difference of electrical resistance between pre and post trip, and increase the capability of humid proof and temperature-varied endurance
06/07/2007US20070126539 Reset lockout for circuit interrupting device
06/06/2007CN2909657Y Power supply cut-off device of intelligent gas meter
06/06/2007CN1976164A Battery charging system and related method for preventing overheating while charging
06/06/2007CN1976156A Self-repairing circuit protection apparatus
06/06/2007CN1976152A 电弧故障检测器 An arc fault detector
06/05/2007US7227733 Method and apparatus providing final test and trimming for a power supply controller
06/05/2007CA2342768C Control system for bathers with ground continuity and ground fault detection
05/2007
05/31/2007US20070121259 Thermal Overload Protection
05/31/2007US20070119230 Device and method for monitoring a gas volume in a unit filled with liquid
05/31/2007DE102005056708A1 Schaltungsanordnung und Verfahren zum Verhindern einer Überhitzung eines Kochgeräts Circuit arrangement and method for preventing overheating of a cooking appliance
05/24/2007US20070115599 Fan system and method for protecting the same
05/24/2007DE102004010394B4 Strom-Controller für induktive Last Current controller for inductive load
05/23/2007EP1787372A1 Circuit arrangement for the protection of a conductor element against overload
05/16/2007EP1786058A2 Electric power source device
05/16/2007CN1316708C Protection circuit-equipped secondary battery
05/15/2007US7217914 Method for calibrating an optoelectronic device based on APD breakdown voltage
05/10/2007US20070103988 Circuit arrangement and method for controlling an inductive load
05/10/2007US20070103834 Circuit for charging protection with enhanced overcurrent protection circuitry
05/10/2007US20070103833 Resettable circuit protection apparatus
05/10/2007DE102006051354A1 Motorsteuersystem An engine control system
05/09/2007CN2899394Y Positive-pressure explosion-proof box with pressure inspecting function
05/09/2007CN2898838Y Workcite power managing equipment
05/09/2007CN1960100A Multifunctional low voltage synthesized intellective protector
05/08/2007US7215525 Overheat protector for a dc-to-dc converter or the like
05/03/2007US20070097580 Method of cooling a wafer support at a uniform temperature in a capacitively coupled plasma reactor
05/03/2007DE102004057458B4 Kommunikationseinrichtung, insbesondere zur Informationsdurchsage und Kommunikation zwischen zwei Sprechstellen im Triebzug Communication device, in particular for information announcement and communication between two stations in the trainset
05/02/2007CN1954950A Overheat protection circuit for fan of electric welder
04/2007
04/26/2007DE19911070B4 Elektromotor mit einer Thermosicherung Electric motor with a thermal fuse
04/26/2007DE102005050741A1 Method and device, for thermal monitoring and control of an electric motor, measures motor temperature directly and reduces motor power while a given temperature threshold is exceeded
04/25/2007CN1954457A Electric power source device
04/25/2007CN1953290A Safe battery case for hybrid motor automobile
04/25/2007CN1952838A Overheat indicating circuit for mainboard
04/25/2007CN1312818C Motor protector
04/24/2007US7209337 Electrical thermal overstress protection device
04/24/2007US7209330 Reset lockout for circuit interrupting device
04/18/2007EP1775818A2 Motor protective circuit
04/18/2007CN2891433Y Protective circuit for intelligent power module
04/18/2007CN2891432Y Protective circuit for intelligent power module
04/18/2007CN1949615A Over-power protector capable of regulating over-current level
04/17/2007US7206176 Circuit and method for protecting against overload of an electric motor
04/12/2007US20070081286 Electrical receptacle
04/12/2007DE10224186B4 Durch eine Flüssigkeit zu isolierter und/oder gekühlter Stufenschalter zum Zuschalten und Abschalten von Wicklungen eines Transformators By a liquid to be insulated and / or cooled step switch for engaging and disengaging of windings of a transformer
04/10/2007US7203049 Over-current protection device
04/10/2007US7203042 Protective circuit for a motor
04/05/2007US20070076342 Protection circuit and method of protecting a load circuit
04/05/2007DE102005046979A1 Protection circuit for e.g. printed circuit board conductor path, has controller generating signal, where circuit increases or decreases preset temperature when signal indicates that current is higher than threshold value current
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