4. Electricity: circuit makers and breakers
  5. Interlocking
  6. Between switches and housing

David Edward Thorn

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Exhaust arc gas manifold

High-voltage switches with arc preventing or extinguishing devic – Arc preventing or extinguishing devices – Housing structure
Reexamination Certificate

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Handle operating assembly for an electric disconnect switch

Electricity: circuit makers and breakers – Interlocking – Between switches and housing
Reexamination Certificate

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Locking device for handle operating mechanisms

Electricity: circuit makers and breakers – Interlocking – Between switches and housing
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2452694

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