4. Fluid handling
  5. Line condition change responsive valves
  6. Direct response valves

John A. Rivell

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Actuator rod for push-pull mechanisms

Machine element or mechanism – Elements – Pitmans and connecting rods
Patent

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Affixation of a pump to a tank

Fluid handling – Processes – Cleaning – repairing – or assembling
Patent

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Air check valve assembly for powdered bulk product transport

Fluid handling – Line condition change responsive valves – Direct response valves
Patent

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Alarm check valve

Fluid handling – Line condition change responsive valves – Direct response valves
Patent

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Alarm test device for a sprinkler system

Fluid handling – With indicator – register – recorder – alarm or inspection means – Inspection means
Patent

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Profile ID: LFUS-PAI-P-8290

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