the impedance being inserted both while closing and while opening the switch

Industry

CPC
H01H33/168

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Parent Industries

HELECTRICITY H01Electric elements H01HELECTRIC SWITCHES RELAYS SELECTORS EMERGENCY PROTECTIVE DEVICES H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means

Current Industry

H01H33/168the impedance being inserted both while closing and while opening the switch

Industries

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Patents Grantslast 30 patents

Information Patent Grant
High voltage circuit breaker
- Patent number 10,242,832
- Issue date Mar 26, 2019
- Siemens Aktiengesellschaft
- Srinivas Gopa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vacuum capacitor switch with pre-insertion contact
- Patent number 10,170,255
- Issue date Jan 1, 2019
- Michael D. Glaser
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Supporting structure of closing resistor unit for circuit breaker
- Patent number 9,620,314
- Issue date Apr 11, 2017
- LSIS Co., Ltd.
- Woo Seung Lim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Gas insulated electrical equipment
- Patent number 9,508,507
- Issue date Nov 29, 2016
- Mitsubishi Electric Corporation
- Manabu Yoshimura
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Sealed solenoid magnetically operated high voltage electric power s...
- Patent number 8,957,342
- Issue date Feb 17, 2015
- Southern States LLC
- Neil McCord
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Contact protection circuit and high voltage relay comprising the same
- Patent number 8,467,155
- Issue date Jun 18, 2013
- Tyco Electronics AMP GmbH
- Matthias Kroeker
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Alternator circuit-breaker with an inserted resistance
- Patent number 8,264,803
- Issue date Sep 11, 2012
- Areva T & D SA
- Jean-Marc Willieme
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Gas insulated circuit breaker system and gas insulated circuit brea...
- Patent number 8,199,445
- Issue date Jun 12, 2012
- Kabushiki Kaisha Toshiba
- Shiro Maruyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Contact arrangement for electrical apparatus
- Patent number 5,635,692
- Issue date Jun 3, 1997
- S&C Electric Company
- Robert H. Ward
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
UHV breaker provided with resistances
- Patent number 5,457,294
- Issue date Oct 10, 1995
- Kabushiki Kaisha Toshiba
- Norimitsu Kato
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit breaker and driving mechanism thereof
- Patent number 5,451,731
- Issue date Sep 19, 1995
- Mitsubishi Denki Kabushiki Kaisha
- Toshiaki Yoshizumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Resistor-provided UHV breaker having delaying/operating mechanism f...
- Patent number 5,424,504
- Issue date Jun 13, 1995
- Kabushiki Kaisha Toshiba
- Tsutomu Tanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit breaker with parallel resistor
- Patent number 5,391,930
- Issue date Feb 21, 1995
- Hitachi, Ltd.
- Youichi Ohshita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit breaker
- Patent number 5,354,959
- Issue date Oct 11, 1994
- Mitsubishi Denki Kabushiki Kaisha
- Toshiaki Yoshizumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit breaker inertia contact assembly for resistance insertion d...
- Patent number 5,302,784
- Issue date Apr 12, 1994
- GEC Alsthom T&D SA
- Michel Perret
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Varistor inserter device for a high-voltage circuit-breaker
- Patent number 5,264,671
- Issue date Nov 23, 1993
- GEC Alsthom SA
- Van Doan Pham
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hybrid circuit breaker
- Patent number 4,617,435
- Issue date Oct 14, 1986
- Kabushiki Kaisha Toshiba
- Yutaka Kawasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Pressurized gas circuit-breaker having opening and closing resistors
- Patent number 4,439,651
- Issue date Mar 27, 1984
- Alsthom-Atlantique
- Edmond Thuries
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit breaker
- Patent number 4,419,552
- Issue date Dec 6, 1983
- Tokyo Shibaura Denki Kabushiki Kaisha
- Eiichi Haginomori
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Resistor applications for high-power circuit breakers
- Patent number 4,103,130
- Issue date Jul 25, 1978
- Westinghouse Electric Corp.
- Winthrop M. Leeds
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3842225
- Patent number 3,842,225
- Issue date Oct 15, 1974
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3590186
- Patent number 3,590,186
- Issue date Jun 29, 1971
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3538278
- Patent number 3,538,278
- Issue date Nov 3, 1970
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3448287
- Patent number 3,448,287
- Issue date Jun 3, 1969
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3440379
- Patent number 3,440,379
- Issue date Apr 22, 1969
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3390239
- Patent number 3,390,239
- Issue date Jun 25, 1968
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3052783
- Patent number 3,052,783
- Issue date Sep 4, 1962
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3017482
- Patent number 3,017,482
- Issue date Jan 16, 1962
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2902570
- Patent number 2,902,570
- Issue date Sep 1, 1959
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2840671
- Patent number 2,840,671
- Issue date Jun 24, 1958
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEALED SOLENOID MAGNETICALLY OPERATED HIGH VOLTAGE ELECTRIC POWER S...
- Publication number 20140158665
- Publication date Jun 12, 2014
- Southern States, LLC
- Neil McCord
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONTACT PROTECTION CIRCUIT AND HIGH VOLTAGE RELAY COMPRISING THE SAME
- Publication number 20120013200
- Publication date Jan 19, 2012
- Tyco Electronics AMP GmbH
- Matthias Kroeker
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ALTERNATOR CIRCUIT-BREAKER WITH AN INSERTED RESISTANCE
- Publication number 20100220418
- Publication date Sep 2, 2010
- AREVA T&D SA
- Jean-Marc Willieme
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
GAS INSULATED CIRCUIT BREAKER SYSTEM AND GAS INSULATED CIRCUIT BREA...
- Publication number 20100102036
- Publication date Apr 29, 2010
- Kabushiki Kaisha Toshiba
- Shiro MARUYAMA
- H01 - BASIC ELECTRIC ELEMENTS

the impedance being inserted both while closing and while opening the switch

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

High voltage circuit breaker

Vacuum capacitor switch with pre-insertion contact

Supporting structure of closing resistor unit for circuit breaker

Gas insulated electrical equipment

Sealed solenoid magnetically operated high voltage electric power s...

Contact protection circuit and high voltage relay comprising the same

Alternator circuit-breaker with an inserted resistance

Gas insulated circuit breaker system and gas insulated circuit brea...

Contact arrangement for electrical apparatus

UHV breaker provided with resistances

Circuit breaker and driving mechanism thereof

Resistor-provided UHV breaker having delaying/operating mechanism f...

Circuit breaker with parallel resistor

Circuit breaker

Circuit breaker inertia contact assembly for resistance insertion d...

Varistor inserter device for a high-voltage circuit-breaker

Hybrid circuit breaker

Pressurized gas circuit-breaker having opening and closing resistors

Circuit breaker

Resistor applications for high-power circuit breakers

3842225

3590186

3538278

3448287

3440379

3390239

3052783

3017482

2902570

2840671

Patents Applicationslast 30 patents

SEALED SOLENOID MAGNETICALLY OPERATED HIGH VOLTAGE ELECTRIC POWER S...

CONTACT PROTECTION CIRCUIT AND HIGH VOLTAGE RELAY COMPRISING THE SAME

ALTERNATOR CIRCUIT-BREAKER WITH AN INSERTED RESISTANCE

GAS INSULATED CIRCUIT BREAKER SYSTEM AND GAS INSULATED CIRCUIT BREA...