H02H

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Description

EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS (indicating or signalling undesired working conditions G01R, e.g. G01R 31/00, G08B; locating faults along lines G01R 31/08; emergency protective devices H01H)

Subclasses

Not Available
Subclass Title
1/00 Details of emergency protective circuit arrangements
1/04 Details of emergency protective circuit arrangements Arrangements for preventing response to transient abnormal conditions, e.g. to lightning
1/06 Details of emergency protective circuit arrangements Arrangements for supplying operative power
3/00 Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection (specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems H02H 7/00; systems for change-over to standby supply H02J 9/00)
3/02 Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection (specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems H02H 7/00; systems for change-over to standby supply H02J 9/00) Details

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Recent Patents

Not Available
Patent #TitleFiling DateIssue DatePatent Owner
9815575 On-orbit reconfigurable solar array Sep 14, 12 Nov 14, 17 , The Boeing Company
9816306 Opening/closing body control device and opening/closing body control method Dec 17, 14 Nov 14, 17 , MITSUBA CORPORATION
9816877 Method, system, and apparatus to prevent arc faults in electrical connectivity Oct 05, 15 Nov 14, 17 , Not available
9817052 Method and circuit for determining dispersion of electric power towards ground in electric appliances Mar 25, 14 Nov 14, 17 , Electrolux Appliances Aktiebolag
9817077 Circuit device and electronic apparatus Feb 02, 15 Nov 14, 17 , SEIKO EPSON CORPORATION
9817412 Protection circuit and control circuit Mar 26, 15 Nov 14, 17 , Minebea Co., Ltd.
9819172 Thermal protection circuit Jun 29, 15 Nov 14, 17 , Huawei Device (Dongguan) Co., Ltd.
9819173 Overheat protection circuit and voltage regulator Mar 12, 15 Nov 14, 17 , Seiko Instruments Inc.
9819174 Hotswap operations for programmable logic devices Jan 29, 15 Nov 14, 17 , LATTICE SEMICONDUCTOR CORPORATION
9819175 Capacitor based lightning clamp Sep 04, 15 Nov 14, 17 , HAMILTON SUNDSTRAND CORPORATION
9819176 Low capacitance transient voltage suppressor Jan 17, 14 Nov 14, 17 , SILERGY SEMICONDUCTOR TECHNOLOGY (HANGZHOU) LTD
9819177 Protective device with non-volatile memory miswire circuit Mar 15, 13 Nov 14, 17 , PASS & SEYMOUR, INC.
9819196 Power distribution system capable of automatic fault detection in a distributed manner and method thereof Jun 05, 15 Nov 14, 17 , I Shou University
9819223 Power supply device and power supply method using the same Oct 08, 14 Nov 14, 17 , Samsung Electronics Co., Ltd.
9819257 DC-to-DC converter input node short protection Jan 06, 16 Nov 14, 17 , Intersil Americas LLC
9819298 Circuit arrangement and operating method Dec 02, 14 Nov 14, 17 , Robert Bosch GmbH
9819342 Hand-operated safety switch with time delay Dec 08, 14 Nov 14, 17 , PIZZATO ELETTRICA S.R.L.
9819499 Power fault detection in transceivers Jan 30, 15 Nov 14, 17 , Viavi Solutions Inc.
9819500 System and method for isolating and protecting a PoE (power over ethernet) device Aug 27, 15 Nov 14, 17 , Adtran, Inc.
9820351 Circuit and method for abnormal fault testing in an LED driver Mar 16, 16 Nov 14, 17 , Universal Lighting Technologies Inc.

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Recent Publications

Not Available
Publication #TitleFiling DatePub DatePatent Owner
2017/0327,006 DC CIRCUIT BREAKER AND DISCONNECTOR Nov 03, 15 Nov 16, 17 , Not available
2017/0328,945 High-Impedance Fault Detection Using Coordinated Devices May 09, 17 Nov 16, 17 , Schweitzer Engineering Laboratories, Inc.
2017/0328,946 METHOD FOR OPERATING A FAULT INDICATOR May 15, 17 Nov 16, 17 , Not available
2017/0330,715 MODULAR CIRCUIT PROTECTION SYSTEMS AND METHODS Aug 11, 16 Nov 16, 17 , Not available
2017/0331,270 ADJUSTABLE OVER-CURRENT DETECTOR CIRCUIT FOR UNIVERSAL SERIAL BUS (USB) DEVICES Sep 29, 16 Nov 16, 17 , Not available
2017/0331,271 COMPRESSOR MOTOR OVERLOAD DETECTION Sep 22, 15 Nov 16, 17 , Not available
2017/0331,272 GROUND FAULT DETECTION CIRCUIT, ABNORMALITY DETECTION CIRCUIT, LIGHT EMITTING DEVICE, VEHICLE Apr 28, 17 Nov 16, 17 , Not available
2017/0331,273 CIRCUIT FOR DETECTING ARC DUE TO CONTACT INFERIORITY May 11, 16 Nov 16, 17 , Not available
2017/0331,274 METHOD AND DEVICE FOR FAULT CLEARING IN ELECTRIC NETWORKS WITH RING-FEED-LOOPS May 03, 17 Nov 16, 17 , Not available
2017/0331,275 REVERSE FAULT CURRENT INTERRUPTOR AND ELECTRICAL POWER SYSTEM EMPLOYING THE SAME Apr 07, 17 Nov 16, 17 , Not available
2017/0331,276 Electrical Wiring Device With Protective Features Aug 03, 17 Nov 16, 17 , PASS & SEYMOUR, INC.
2017/0331,277 RADIATION HARDENED DC-DC CONVERTER FOR OPERATION AT CRYOGENIC TEMPERATURES May 15, 17 Nov 16, 17 , Not available
2017/0331,278 DIFFERENTIAL PROTECTION METHOD AND DIFFERENTIAL PROTECTION DEVICE FOR A TRANSFORMER Oct 10, 14 Nov 16, 17 , Not available
2017/0331,279 Differential Protection Method And Differential Protection Device For Performing A Differential Protection Method Nov 14, 14 Nov 16, 17 , SIEMENS AKTIENGESELSCHAFT
2017/0331,280 DOWNHOLE COMPONENT COMMUNICATION AND POWER MANAGEMENT May 12, 16 Nov 16, 17 , Baker Hughes Incorporated
2017/0331,281 DC ELECTRICAL NETWORK Dec 10, 15 Nov 16, 17 , Not available
2017/0331,282 FAULT CURRENT LIMITER HAVING FAULT CHECKING SYSTEM FOR POWER ELECTRONICS AND BYPASS CIRCUIT May 16, 16 Nov 16, 17 , Not available
2017/0331,283 Paralleling Mechanical Relays for Increased Current Carrying and Switching Capacity May 16, 16 Nov 16, 17 , Astronics Advanced Electronic Systems Corp.
2017/0331,284 SEMICONDUCTOR DEVICE Mar 24, 17 Nov 16, 17 , Not available
2017/0322,254 SELF TESTING FAULT CIRCUIT APPARATUS AND METHOD Jul 14, 17 Nov 09, 17 LEVITON MANUFACTUTRING COMPANY, INC.,

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Patents Issued To Date - By Filing Year

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