4. Expansible chamber devices
  5. With guide or seal on cylinder end portion for piston or...
  6. Non-metallic seal means between piston or member and end...

Roger R. Schumacher

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Cylinder piston rod guide

Expansible chamber devices – With guide or seal on cylinder end portion for piston or... – Non-metallic seal means between piston or member and end...
Patent

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Method of manufacturing a cylinder piston rod guide

Metal working – Method of mechanical manufacture – Prime mover or fluid pump making
Reexamination Certificate

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Piston assembly and method for manufacturing

Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent

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Profile ID: LFUS-PAI-P-1586821

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