4. Fluid handling
  5. Systems
  6. Supply and exhaust

Arthur J. Williams

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Control valves

Fluid handling – Systems – Supply and exhaust
Patent

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Low friction drag seals

Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member
Patent

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Pressure compensated control valves

Fluid handling – Systems – Supply and exhaust
Patent

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Relief valves and mine props incorporating the same

Motors: expansible chamber type – With signal – indicator or inspection means
Patent

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Profile ID: LFUS-PAI-P-356230

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