Norman Davies

Drawout switchgear with improved levering-in mechanism and interlock

Self-cooled metal-clad switchgear

Circuit breaker with low torque motor

Metal clad switchgear having exterior ventilation shafts

Vacuum circuit interrupter with insulated vacuum monitor resistor

Enclosure structure for circuit breaker assemblies and similar apparatus

Method for insulating conductor joints particularly bus bars and insulated bus bar apparatus

Circuit breaker contact operating structure

Vacuum circuit interrupter having vacuum monitoring apparatus

Method and apparatus for aligning and affixing portions of circuit breaker apparatus