4. Motors: expansible chamber type
  5. Plural relatively movable or rigidly interconnected working...
  6. Single valve for relatively movable working members

Ulf Bergquist

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Anti-stall pilot pressure control system for open center...

Power plants – Pressure fluid source and motor – Condition responsive control of or by input to input pump...
Reexamination Certificate

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Hydraulic boom control

Motors: expansible chamber type – Plural relatively movable or rigidly interconnected working... – Single valve for relatively movable working members
Reexamination Certificate

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Hydraulic gravitational load energy recuperation

Power plants – Pressure fluid source and motor – Motor driven by motive fluid of system drives pump...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2570689

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