having fixed middle contact and two movable contacts

Industry

CPC
H01H33/6647

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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

H01H33/6647having fixed middle contact and two movable contacts

Industries

Patents Grantslast 30 patents

Information Patent Grant
Actuating system for a vacuum bottle
- Patent number 10,916,393
- Issue date Feb 9, 2021
- Schneider Electric Industries SAS
- Mathieu Bono
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
On-load tap changer and method of and system for operating same
- Patent number 10,483,879
- Issue date Nov 19, 2019
- MASCHINENFABRIK REINHAUSEN GMBH
- Alfred Bieringer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electromagnetic repulsion actuator for circuit breaker
- Patent number 10,181,387
- Issue date Jan 15, 2019
- HYOSUNG HEAVY INDUSTRIES CORPORATION
- Nam Kyung Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Double-contact switch with vacuum switching chambers
- Patent number 9,741,513
- Issue date Aug 22, 2017
- Eaton Electrical IP GmbH & Co. KG
- Gerd Schmitz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power circuit breaker
- Patent number 9,543,086
- Issue date Jan 10, 2017
- Technische Universitat Braunschweig
- Vladimir Ermel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tap changer with vacuum interrupters
- Patent number 9,293,273
- Issue date Mar 22, 2016
- MASCHINENFABRIK REINHAUSEN GMBH
- Wolfgang Albrecht
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Tap changer and vacuum switching tube for such a tap changer
- Patent number 9,165,726
- Issue date Oct 20, 2015
- MASCHINENFABRIK REINHAUSEN GMBH
- Dieter Dohnal
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tap changer and vacuum interrupter for such a tap changer
- Patent number 8,947,188
- Issue date Feb 3, 2015
- MASCHINENFABRIK REINHAUSEN GMBH
- Christian Hammer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-voltage switching device
- Patent number 8,847,095
- Issue date Sep 30, 2014
- ABB Research Ltd.
- Lise Donzel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Encapsulated vacuum interrupter with grounded end cup and drive rod
- Patent number 8,497,446
- Issue date Jul 30, 2013
- Michael David Glaser
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Double break vacuum interrupter
- Patent number 8,471,166
- Issue date Jun 25, 2013
- Michael David Glaser
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vacuum switch with pre-insertion contact
- Patent number 8,445,805
- Issue date May 21, 2013
- Michael David Glaser
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vacuum switch including vacuum-measurement devices, switchgear usin...
- Patent number 6,529,009
- Issue date Mar 4, 2003
- Hitachi, Ltd.
- Shuuichi Kikukawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vacuum switch including vacuum-measurement devices, switchgear usin...
- Patent number 6,426,627
- Issue date Jul 30, 2002
- Hitachi, Ltd.
- Shuuichi Kikukawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vacuum interrupter with increased separation of functions
- Patent number 4,320,269
- Issue date Mar 16, 1982
- Electric Power Research Institute, Inc.
- Joseph A. Rich
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vacuum switching apparatus with double interruption and including a...
- Patent number 4,107,496
- Issue date Aug 15, 1978
- Hazemeijer B.V.
- Jan C. Clason
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Vacuum-type circuit interrupter with two sets of contacts electrica...
- Patent number 4,029,921
- Issue date Jun 14, 1977
- General Electric Company
- Joseph A. Rich
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vacuum-type circuit interrupter with two sets of contacts electrica...
- Patent number 3,996,438
- Issue date Dec 7, 1976
- General Electric Company
- Donald R. Kurtz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3839611
- Patent number 3,839,611
- Issue date Oct 1, 1974
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3798484
- Patent number 3,798,484
- Issue date Mar 19, 1974
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3575564
- Patent number 3,575,564
- Issue date Apr 20, 1971
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3405245
- Patent number 3,405,245
- Issue date Oct 8, 1968
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3185798
- Patent number 3,185,798
- Issue date May 25, 1965
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
VACUUM VALVE AND METHOD FOR MANUFACTURING VACUUM CIRCUIT BREAKER
- Publication number 20220415594
- Publication date Dec 29, 2022
- MITSUBISHI ELECTRIC CORPORATION
- Motohiro SATO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ACTUATING SYSTEM FOR A VACUUM BOTTLE
- Publication number 20200273646
- Publication date Aug 27, 2020
- Schneider Electric Industries SAS
- Mathieu BONO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TAP CHANGER AND VACUUM INTERRUPTER FOR SUCH A TAP CHANGER
- Publication number 20140085028
- Publication date Mar 27, 2014
- Christian Hammer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TAP CHANGER WITH VACUUM INTERRUPTERS
- Publication number 20140027257
- Publication date Jan 30, 2014
- Wolfgang Albrecht
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
TAP CHANGER AND VACUUM SWITCHING TUBE FOR SUCH A TAP CHANGER
- Publication number 20130220782
- Publication date Aug 29, 2013
- Dieter Dohnal
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH-VOLTAGE SWITCHING DEVICE
- Publication number 20130057083
- Publication date Mar 7, 2013
- ABB Research Ltd.
- Lise Donzel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Vacuum Switch With Pre-Insertion Contact
- Publication number 20120175347
- Publication date Jul 12, 2012
- Michael David Glaser
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Vacuum switch including vacuum-measurement devices, switchgear usin...
- Publication number 20020149372
- Publication date Oct 17, 2002
- Hitachi, Ltd.
- Shuuichi Kikukawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Vacuum switch including vacuum-measurement devices, switchgear usin...
- Publication number 20010004067
- Publication date Jun 21, 2001
- Shuuichi Kikukawa
- H01 - BASIC ELECTRIC ELEMENTS

having fixed middle contact and two movable contacts

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Actuating system for a vacuum bottle

On-load tap changer and method of and system for operating same

Electromagnetic repulsion actuator for circuit breaker

Double-contact switch with vacuum switching chambers

Power circuit breaker

Tap changer with vacuum interrupters

Tap changer and vacuum switching tube for such a tap changer

Tap changer and vacuum interrupter for such a tap changer

High-voltage switching device

Encapsulated vacuum interrupter with grounded end cup and drive rod

Double break vacuum interrupter

Vacuum switch with pre-insertion contact

Vacuum switch including vacuum-measurement devices, switchgear usin...

Vacuum switch including vacuum-measurement devices, switchgear usin...

Vacuum interrupter with increased separation of functions

Vacuum switching apparatus with double interruption and including a...

Vacuum-type circuit interrupter with two sets of contacts electrica...

Vacuum-type circuit interrupter with two sets of contacts electrica...

3839611

3798484

3575564

3405245

3185798

Patents Applicationslast 30 patents

VACUUM VALVE AND METHOD FOR MANUFACTURING VACUUM CIRCUIT BREAKER

ACTUATING SYSTEM FOR A VACUUM BOTTLE

TAP CHANGER AND VACUUM INTERRUPTER FOR SUCH A TAP CHANGER

TAP CHANGER WITH VACUUM INTERRUPTERS

TAP CHANGER AND VACUUM SWITCHING TUBE FOR SUCH A TAP CHANGER

HIGH-VOLTAGE SWITCHING DEVICE

Vacuum Switch With Pre-Insertion Contact

Vacuum switch including vacuum-measurement devices, switchgear usin...

Vacuum switch including vacuum-measurement devices, switchgear usin...