4. Metal working
  5. Method of mechanical manufacture
  6. Prime mover or fluid pump making

Richard J. Oen

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Adjustable clamping device in a mechanical press

Joints and connections – With fluid pressure responsive component
Reexamination Certificate

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Adjustable link motion press

Machine element or mechanism – Mechanical movements – Rotary to or from reciprocating or oscillating
Patent

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Adjustable stroke connection

Machine element or mechanism – Elements – Cranks and wrist pins
Patent

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Adjustable stroke mechanism

Metal deforming – With means to drive tool – With means to permit tool positioning
Reexamination Certificate

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Fluid control system for rotating shaft or flywheel

Presses – Reciprocating press construction – With mechanical force multiplier
Patent

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Profile ID: LFUS-PAI-P-567734

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