flow of arc-extinguishing fluid from a pressure source being controlled by a valve

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Patents Grantslast 30 patents

Information Patent Grant
Operating mechanism for a fluid blast circuit interrupter
- Patent number 4,383,151
- Issue date May 10, 1983
- McGraw-Edison Company
- Nils Holmgren
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit interrupter using dielectric liquid with energy storage
- Patent number 4,307,274
- Issue date Dec 22, 1981
- Electric Power Research Institute, Inc.
- Joseph R. Rostron
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3364325
- Patent number 3,364,325
- Issue date Jan 16, 1968
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3358106
- Patent number 3,358,106
- Issue date Dec 12, 1967
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3358107
- Patent number 3,358,107
- Issue date Dec 12, 1967
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3154658
- Patent number 3,154,658
- Issue date Oct 27, 1964
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2969447
- Patent number 2,969,447
- Issue date Jan 24, 1961
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2592079
- Patent number 2,592,079
- Issue date Apr 8, 1952
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1820928
- Patent number 1,820,928
- Issue date Sep 1, 1931
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
1794682
- Patent number 1,794,682
- Issue date Mar 3, 1931
- H01 - BASIC ELECTRIC ELEMENTS