4. Electricity: circuit makers and breakers
  5. Electric switch details
  6. Contact

Roger William Helms

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Circuit interrupter with a magnetically-induced automatic...

Electricity: magnetically operated switches – magnets – and electr – Electromagnetically actuated switches – Automatic circuit-interrupting devices
Reexamination Certificate

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Molded case circuit breaker and moving conductor assembly theref

Electricity: circuit makers and breakers – Electric switch details – Contact
Patent

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Molded case circuit breaker with modular crossbar

Electricity: circuit makers and breakers – Toggle mechanisms
Patent

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Terminal wire clamp

Electricity: circuit makers and breakers – Electric switch details – Contact
Reexamination Certificate

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Profile ID: LFUS-PAI-P-515930

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