4. Fluid handling
  5. Systems
  6. Sequentially closing and opening alternately seating flow...

Duane R. Johnson

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Automatic valve drain

Fluid handling – Diverse fluid containing pressure systems – Fluid separating traps or vents
Patent

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Clutch drive with link spring

192 clutches and power-stop control – Clutches – Operators
Patent

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Control valve assembly

Fluid handling – Systems – Multi-way valve unit
Patent

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Dual circuit brake valve

Fluid-pressure and analogous brake systems – Motorman's valves – Multiple motors
Patent

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Dual circuit brake valve differential pressure control mechanism

Fluid-pressure and analogous brake systems – Motorman's valves – Multiple motors
Patent

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Profile ID: LFUS-PAI-P-43874

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