4. Pumps
  5. Motor driven
  6. Fluid motor

William Duncan Vork

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Automatic metering and dispensing system

Dispensing – Cutoff operated by selectively preset volume or rate of... – Operating cycle including reset to starting position
Patent

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Diaphragm pump having a reed valve barrier to hydraulic shock in

Pumps – Motor driven – Fluid motor
Patent

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Variable seat check valve

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

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Profile ID: LFUS-PAI-P-1687584

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