4. Electricity: electrical systems and devices
  5. Safety and protection of systems and devices
  6. Ground fault protection

Jacques Dufresne

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Automatic emergency brake

192 clutches and power-stop control – Vortex-flow drive and clutch – With brake
Patent

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Electric safety supply apparatus and connector device combinatio

Electrical transmission or interconnection systems – Personnel safety or limit control features
Patent

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Emergency brake

Brakes – Operators – Spring
Patent

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Emergency light and sump pump operating device for dwelling

Pumps – Condition responsive control of pump drive motor – Responsive to accumulation of pumped liquid in receiver
Patent

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Flash flood control units for housing construction

Fluid handling – With casing – support – protector or static constructional... – Static constructional installations
Patent

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Profile ID: LFUS-PAI-P-522047

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