David M. Evans

Person

Palatine, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Anti-paralleling apparatus for high-voltage gear
- Patent number 4,366,353
- Issue date Dec 28, 1982
- S&C Electric Company
- David M. Evans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-voltage switchgear
- Patent number 4,351,994
- Issue date Sep 28, 1982
- S&C Electric Company
- David M. Evans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Handle assembly for manual operation of electric switches
- Patent number 4,308,441
- Issue date Dec 29, 1981
- S&C Electric Company
- David M. Evans
- G05 - CONTROLLING REGULATING
Information Patent Grant
Circuit interrupting device
- Patent number 4,268,811
- Issue date May 19, 1981
- S&C Electric Company
- David M. Evans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High voltage switch operating mechanism
- Patent number 4,253,003
- Issue date Feb 24, 1981
- S&C Electric Company
- David M. Evans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Auxiliary switch for indicating the condition of a circuit-interrup...
- Patent number 4,250,476
- Issue date Feb 10, 1981
- S&C Electric Company
- David M. Evans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Molded insulating base for an electrical apparatus
- Patent number D256355
- Issue date Aug 12, 1980
- S&C Electric Company
- David M. Evans
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Support assembly for a circuit interrupting device
- Patent number 4,123,639
- Issue date Oct 31, 1978
- S&C Electric Company
- David M. Evans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Switch operating mechanisms for high voltage switches
- Patent number 4,107,486
- Issue date Aug 15, 1978
- S&C Electric Company
- David M. Evans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Interrupter switch arrangement
- Patent number 4,107,487
- Issue date Aug 15, 1978
- S&C Electric Company
- David M. Evans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High voltage circuit interrupter switch arrangement
- Patent number 4,103,129
- Issue date Jul 25, 1978
- S&C Electric Company
- David M. Evans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus for controlling access to high voltage metal-enclosed swi...
- Patent number 3,991,348
- Issue date Nov 9, 1976
- S&C Electric Company
- David M. Evans
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Spiral operating mechanism for high voltage switch
- Patent number 3,980,977
- Issue date Sep 14, 1976
- S&C Electric Company
- David M. Evans
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fuse handling tool
- Patent number 3,951,015
- Issue date Apr 20, 1976
- S&C Electric Company
- David M. Evans
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

David M. Evans

Person

Patents Grantslast 30 patents

Anti-paralleling apparatus for high-voltage gear

High-voltage switchgear

Handle assembly for manual operation of electric switches

Circuit interrupting device

High voltage switch operating mechanism

Auxiliary switch for indicating the condition of a circuit-interrup...

Molded insulating base for an electrical apparatus

Support assembly for a circuit interrupting device

Switch operating mechanisms for high voltage switches

Interrupter switch arrangement

High voltage circuit interrupter switch arrangement

Apparatus for controlling access to high voltage metal-enclosed swi...

Spiral operating mechanism for high voltage switch

Fuse handling tool