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H01H33/30
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Parent Industries
H
ELECTRICITY
H01
Electric elements
H01H
ELECTRIC SWITCHES RELAYS SELECTORS EMERGENCY PROTECTIVE DEVICES
H01H33/00
High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
Current Industry
H01H33/30
using fluid actuator
Industries
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Impact
Patents Grants
last 30 patents
Information
Patent Grant
Particle extraction system for an interrupter
Patent number
10,910,178
Issue date
Feb 2, 2021
ABB Power Grids Switzerland AG
Christian Daehler
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Particle extraction system for an interrupter
Patent number
10,483,059
Issue date
Nov 19, 2019
ABB Schweiz AG
Christian Daehler
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hydraulic drive for a switchgear
Patent number
10,229,799
Issue date
Mar 12, 2019
Hitachi, Ltd.
Shinji Seto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Buffering device for the operating mechanism of a switchgear, and m...
Patent number
9,570,891
Issue date
Feb 14, 2017
Kabushiki Kaisha Toshiba
Yoshiaki Ohda
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Device for actuating the contacts of a circuit breaker, comprising...
Patent number
9,466,447
Issue date
Oct 11, 2016
Alstom Technology Ltd
Peter Von Allmen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Buffering device for the operating mechanism of a switchgear, and m...
Patent number
9,178,339
Issue date
Nov 3, 2015
Kabushiki Kaisha Toshiba
Yoshiaki Ohda
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Buffering device for the operating mechanism of a switchgear, and m...
Patent number
9,142,941
Issue date
Sep 22, 2015
Kabushiki Kaisha Toshiba
Yoshiaki Ohda
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Buffering device for the operating mechanism of a switchgear, and m...
Patent number
9,136,675
Issue date
Sep 15, 2015
Kabushiki Kaisha Toshiba
Yoshiaki Ohda
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Gas circuit breaker
Patent number
8,963,039
Issue date
Feb 24, 2015
Kabushiki Kaisha Toshiba
Yoshiaki Ohda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Buffering device for the operating mechanism of a switchgear, and m...
Patent number
8,844,913
Issue date
Sep 30, 2014
Kabushiki Kaisha Toshiba
Yoshiaki Ohda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High speed actuating device and circuit breaker
Patent number
7,528,332
Issue date
May 5, 2009
Utron Inc.
Lester C. Via
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Fluid pressure operating apparatus for circuit breaker
Patent number
6,903,295
Issue date
Jun 7, 2005
Hitachi, Ltd.
Shinji Seto
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Hydraulic operating apparatus for switch
Patent number
6,875,941
Issue date
Apr 5, 2005
Japan AE Power Systems Corporation
Hideo Kawamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multi-position automatic switching actuator for load switch
Patent number
6,175,089
Issue date
Jan 16, 2001
LG Industrial Systems Co., Ltd.
Kyeong Rok Kang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Operating mechanism for high-voltage circuit-breakers
Patent number
5,959,274
Issue date
Sep 28, 1999
GEC Alsthom T&D SA
Michel Perret
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Poletop switch automation system
Patent number
5,534,858
Issue date
Jul 9, 1996
System Analysis & Integration, Inc.
Ronald B. Tinkham
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Pressure medium drive for closing and opening the contacts of a cir...
Patent number
5,298,702
Issue date
Mar 29, 1994
Secheron SA
Henri Duffour
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Gas insulated high-voltage circuit breaker with pneumatic operating...
Patent number
5,187,339
Issue date
Feb 16, 1993
Merlin Gerin
Mario Lissandrin
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hydraulic or pneumatic drive for actuating the movable switch conta...
Patent number
4,788,391
Issue date
Nov 29, 1988
Asea Brown Boveri AG
Ferdinand Lutz
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Arc shorting device
Patent number
4,347,414
Issue date
Aug 31, 1982
Northern Engineering Industries, Limited
Peter Headley
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Hydraulic system for simultaneous control, especially for the contr...
Patent number
4,243,855
Issue date
Jan 6, 1981
Claude A. Gratzmuller
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Pneumatic operating mechanism for a circuit-breaker
Patent number
4,213,020
Issue date
Jul 15, 1980
Westinghouse Electric Corp.
Willie B. Freeman
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Operating device for enclosed high voltage circuit breakers
Patent number
4,029,922
Issue date
Jun 14, 1977
Asea Aktiebolag
Sten Berneryd
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Shorting contacts for closing a superconducting current path operat...
Patent number
4,024,363
Issue date
May 17, 1977
Siemens Aktiengesellschaft
Helmut Marsing
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
3922562
Patent number
3,922,562
Issue date
Nov 25, 1975
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
3885113
Patent number
3,885,113
Issue date
May 20, 1975
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
3784771
Patent number
3,784,771
Issue date
Jan 8, 1974
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
3740506
Patent number
3,740,506
Issue date
Jun 19, 1973
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
3728507
Patent number
3,728,507
Issue date
Apr 17, 1973
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
3679909
Patent number
3,679,909
Issue date
Jul 25, 1972
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
High voltage circuit breaker with particle trap
Publication number
20240404773
Publication date
Dec 5, 2024
Hitachi Energy Ltd
Christoph Wirth
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MANIPULATOR FOR GAS-INSULATED SWITCHGEAR
Publication number
20240304405
Publication date
Sep 12, 2024
Seong Taek HWANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PARTICLE EXTRACTION SYSTEM FOR AN INTERRUPTER
Publication number
20200043685
Publication date
Feb 6, 2020
ABB Schweiz AG
Christian Daehler
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
PARTICLE EXTRACTION SYSTEM FOR AN INTERRUPTER
Publication number
20180190453
Publication date
Jul 5, 2018
ABB Schweiz AG
Christian Daehler
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DEVICE FOR ACTUATING THE CONTACTS OF A CIRCUIT BREAKER, COMPRISING...
Publication number
20150108092
Publication date
Apr 23, 2015
ALSTOM Technology Ltd.
Peter Von Allmen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BUFFERING DEVICE FOR THE OPERATING MECHANISM OF A SWITCHGEAR, AND M...
Publication number
20140353888
Publication date
Dec 4, 2014
KABUSHIKI KAISHA TOSHIBA
Yoshiaki Ohda
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
BUFFERING DEVICE FOR THE OPERATING MECHANISM OF A SWITCHGEAR, AND M...
Publication number
20140353086
Publication date
Dec 4, 2014
KABUSHIKI KAISHA TOSHIBA
Yoshiaki Ohda
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
BUFFERING DEVICE FOR THE OPERATING MECHANISM OF A SWITCHGEAR, AND M...
Publication number
20140353889
Publication date
Dec 4, 2014
KABUSHIKI KAISHA TOSHIBA
Yoshiaki Ohda
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
BUFFERING DEVICE FOR THE OPERATING MECHANISM OF A SWITCHGEAR, AND M...
Publication number
20140353890
Publication date
Dec 4, 2014
KABUSHIKI KAISHA TOSHIBA
Yoshiaki Ohda
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
PULSED INTERRUPTER AND METHOD OF OPERATION
Publication number
20140321013
Publication date
Oct 30, 2014
Joel Lawton Drake
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
GAS CIRCUIT BREAKER
Publication number
20130098875
Publication date
Apr 25, 2013
Yoshiaki Ohda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BUFFERING DEVICE FOR THE OPERATING MECHANISM OF A SWITCHGEAR, AND M...
Publication number
20120242018
Publication date
Sep 27, 2012
Kabushiki Kaisha Toshiba
Yoshiaki Ohda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Hydraulic operating apparatus for switch
Publication number
20050006349
Publication date
Jan 13, 2005
Hideo Kawamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Fluid pressure operating apparatus for circuit breaker
Publication number
20040159808
Publication date
Aug 19, 2004
Hitachi, Ltd.
Shinji Seto
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL