Leonard V. Chabala

Person

Maywood, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Interconnection arrangement for electrical equipment enclosures
- Patent number 5,578,792
- Issue date Nov 26, 1996
- David H. Devonald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Support arrangement for a rotatable insulator
- Patent number 5,252,780
- Issue date Oct 12, 1993
- S&C Electric Company
- Joel A. Ramos
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Insulating through-bushing for an electrical conductor
- Patent number D329043
- Issue date Sep 1, 1992
- S&C Electric Company
- Edward J. Rogers
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Switch configuration with integral sensing and power supply apparatus
- Patent number 5,103,111
- Issue date Apr 7, 1992
- S&C Electric Company
- Thomas J. Tobin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sealing arrangement with overpressure relief
- Patent number 5,100,157
- Issue date Mar 31, 1992
- S&C Electric Company
- Leonard V. Chabala
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Self-contained switch for electrical distribution circuit
- Patent number 5,091,616
- Issue date Feb 25, 1992
- S&C Electric Company
- Joel A. Ramos
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Interrupting unit with molded housing and shunt current path theret...
- Patent number 5,057,654
- Issue date Oct 15, 1991
- S&C Electric Company
- Peter J. Meyer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and arrangement for providing power operation of switchgear...
- Patent number 5,025,171
- Issue date Jun 18, 1991
- S&C Electric Company
- Thomas O. Fanta
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switch contacts with improved fault-closing capability
- Patent number 5,013,876
- Issue date May 7, 1991
- S&C Electric Company
- Leonard V. Chabala
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Design for an interrupter unit for a switch assembly
- Patent number D314758
- Issue date Feb 19, 1991
- S&C Electric Company
- Edward J. Rogers
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Interrupter switch with selective circuit-isolating feature
- Patent number 4,983,792
- Issue date Jan 8, 1991
- S&C Electric Company
- Edward J. Rogers
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Interrupter switch
- Patent number D310823
- Issue date Sep 25, 1990
- S&C Electric Company
- Leonard V. Chabala
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Arrangement for providing various circuit protection device configu...
- Patent number 4,752,859
- Issue date Jun 21, 1988
- S&C Electric Company
- Leonard V. Chabala
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Interrupting device with improved current-limiting arrangement
- Patent number 4,692,734
- Issue date Sep 8, 1987
- S&C Electric Company
- Roy T. Swanson
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Insulating material and use thereof in insulators
- Patent number 4,690,780
- Issue date Sep 1, 1987
- S&C Electric Company
- Leonard V. Chabala
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Insulating support column with operating member
- Patent number 4,654,489
- Issue date Mar 31, 1987
- S&C Electric Company
- Leonard V. Chabala
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Insulating material and use thereof in insulators
- Patent number 4,622,250
- Issue date Nov 11, 1986
- S&C Electric Company
- Leonard V. Chabala
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Arrangement for providing independent rotary and linear drive outpu...
- Patent number 4,596,906
- Issue date Jun 24, 1986
- S&C Electric Company
- Leonard V. Chabala
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sealing arrangement
- Patent number 4,583,750
- Issue date Apr 22, 1986
- S&C Electric Company
- Leonard V. Chabala
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Anti-paralleling apparatus for high-voltage gear
- Patent number 4,338,499
- Issue date Jul 6, 1982
- S&C Electric Company
- Leonard V. Chabala
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Force-limiting coupling apparatus
- Patent number 4,319,108
- Issue date Mar 9, 1982
- S&C Electric Company
- Leonard V. Chabala
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Exhaust control device for circuit interrupting devices
- Patent number 3,965,452
- Issue date Jun 22, 1976
- S&C Electric Company
- Leonard V. Chabala
- H01 - BASIC ELECTRIC ELEMENTS

Leonard V. Chabala

Person

Patents Grantslast 30 patents

Interconnection arrangement for electrical equipment enclosures

Support arrangement for a rotatable insulator

Insulating through-bushing for an electrical conductor

Switch configuration with integral sensing and power supply apparatus

Sealing arrangement with overpressure relief

Self-contained switch for electrical distribution circuit

Interrupting unit with molded housing and shunt current path theret...

Method and arrangement for providing power operation of switchgear...

Switch contacts with improved fault-closing capability

Design for an interrupter unit for a switch assembly

Interrupter switch with selective circuit-isolating feature

Interrupter switch

Arrangement for providing various circuit protection device configu...

Interrupting device with improved current-limiting arrangement

Insulating material and use thereof in insulators

Insulating support column with operating member

Insulating material and use thereof in insulators

Arrangement for providing independent rotary and linear drive outpu...

Sealing arrangement

Anti-paralleling apparatus for high-voltage gear

Force-limiting coupling apparatus

Exhaust control device for circuit interrupting devices