Membership
Tour
Register
Log in
using magnetisable elements associated with the contacts
Follow
Industry
CPC
H01H33/185
This industry / category may be too specific. Please go to a parent level for more data
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
H01H33/185
using magnetisable elements associated with the contacts
Industries
Overview
Organizations
People
Information
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
Information
Patent Grant
Electrical switching system
Patent number
11,335,524
Issue date
May 17, 2022
ABB Schweiz AG
Zichi Zhang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
DC circuit breaker having arc blowout device
Patent number
11,177,098
Issue date
Nov 16, 2021
LSIS Co., Ltd.
Ji-Hong Park
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Switch having an arc-quenching device
Patent number
10,600,588
Issue date
Mar 24, 2020
Siemens Aktiengesellschaft
Karsten Freundt
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Switching device which is suitable for DC operation
Patent number
9,552,943
Issue date
Jan 24, 2017
Eaton Electrical IP GmbH & Co. KG
Karsten Gerving
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vacuum valve
Patent number
9,330,869
Issue date
May 3, 2016
Mitsubishi Electric Corporation
Takakazu Harada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Gas circuit breaker
Patent number
9,018,558
Issue date
Apr 28, 2015
Ormazabal Y CIA, S.L.
Norberto Sainz de la Maza Escobal
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Integrated contact for power switchgear
Patent number
6,891,121
Issue date
May 10, 2005
BOE Technology Group Co., Ltd.
Jianchang Ren
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-linear magnetic field distribution in vacuum interrupter contacts
Patent number
6,747,233
Issue date
Jun 8, 2004
ABB Technology AG
Mietek T. Glinkowski
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vacuum valve
Patent number
6,426,475
Issue date
Jul 30, 2002
Kabushiki Kaisha Toshiba
Kenji Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vacuum valve
Patent number
6,376,791
Issue date
Apr 23, 2002
Kabushiki Kaisha Toshiba
Kenji Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrode arrangement of vacuum circuit breaker with magnetic membe...
Patent number
6,080,952
Issue date
Jun 27, 2000
Kabushiki Kaisha Toshiba
Tsutomu Okutomi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Arc-rotating magnetic blast coil for the contact element of an elec...
Patent number
4,918,268
Issue date
Apr 17, 1990
Societe Anonyme dite: Alsthom
Daniel Pothieux
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Contact arrangement for vacuum switches
Patent number
4,675,483
Issue date
Jun 23, 1987
Siemens Aktiengesellschaft
Rudolf Gebel
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vacuum switch provided with horseshoe-shaped elements for generatin...
Patent number
4,636,600
Issue date
Jan 13, 1987
Holec Systemen Componenten B.V.
Joseph H. F. G. Lipperts
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Contact arrangement for a switch
Patent number
4,459,446
Issue date
Jul 10, 1984
Siemens Aktiengesellschaft
Johann Wolf
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Contact arrangement for air-blast switches with a tubular element o...
Patent number
4,418,255
Issue date
Nov 29, 1983
Siemens Aktiengesellschaft
Ruediger Hess
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrical vacuum switch having means for generating an axial magne...
Patent number
4,271,340
Issue date
Jun 2, 1981
Hazemeijer B.V.
Bertus Griesen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Thin arc runner for arc spinner interrupter
Patent number
4,259,554
Issue date
Mar 31, 1981
Electric Power Research Institute
Robert K. Smith
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Contact arrangement for pressurized-gas circuit breaker
Patent number
4,160,140
Issue date
Jul 3, 1979
Siemens Aktiengesellschaft
Klaus-Peter Rolff
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Contact arrangement for a pressurized gas circuit breaker
Patent number
4,151,391
Issue date
Apr 24, 1979
Siemens Aktiengesellschaft
Klaus-Peter Rolff
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
3699290
Patent number
3,699,290
Issue date
Oct 17, 1972
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
3214555
Patent number
3,214,555
Issue date
Oct 26, 1965
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2443017
Patent number
2,443,017
Issue date
Jun 8, 1948
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2151551
Patent number
2,151,551
Issue date
Mar 21, 1939
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
2100102
Patent number
2,100,102
Issue date
Nov 23, 1937
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SWITCHING DEVICE
Publication number
20230123517
Publication date
Apr 20, 2023
ABB Schweiz AG
Gunnar Johansson
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRICAL SWITCHING SYSTEM
Publication number
20210358701
Publication date
Nov 18, 2021
Zichi Zhang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DC CIRCUIT BREAKER HAVING ARC BLOWOUT DEVICE
Publication number
20200111629
Publication date
Apr 9, 2020
LSIS CO., LTD.
Ji-Hong PARK
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
VACUUM VALVE
Publication number
20160035519
Publication date
Feb 4, 2016
MITSUBISHI ELECTRIC CORPORATION
Takakazu HARADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SWITCHING DEVICE WHICH IS SUITABLE FOR DC OPERATION
Publication number
20150129548
Publication date
May 14, 2015
EATON ELECTRICAL IP GMBH & CO. KG
Karsten Gerving
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
GAS CIRCUIT BREAKER
Publication number
20130062313
Publication date
Mar 14, 2013
Norberto Sainz De La Maza Escobal
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Integrated contact for power switchgear
Publication number
20040035828
Publication date
Feb 26, 2004
Ren Jianchang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
VACUUM VALVE
Publication number
20020050485
Publication date
May 2, 2002
Kenji Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Vacuum valve
Publication number
20010030174
Publication date
Oct 18, 2001
Kenji Watanabe
H01 - BASIC ELECTRIC ELEMENTS