4. Rotary expansible chamber devices
  5. With mechanical sealing
  6. By changing working member or cylinder relative position

Richard L. Signorelli

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Double rotary piston positive displacement pump with variable of

Rotary expansible chamber devices – With mechanical sealing – By changing working member or cylinder relative position
Patent

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Universal joint construction

Rotary shafts – gudgeons – housings – and flexible couplings for ro – Coupling accommodates drive between members having... – Coupling transmits torque via radially directed pin
Patent

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Profile ID: LFUS-PAI-P-1296978

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