Sealing arrangement

Rotary expansible chamber devices – Interengaging rotating members – Non-parallel axis

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418144, F04C 1710

Patent

active

041053788

ABSTRACT:
A single screw, gate rotor machine used as a gas compressor in which compressible fluid is fed to the machine through a low pressure inlet and exhausted through a high pressure outlet and in which an effective seal between the screw and the casing at an end of the screw across which a pressure difference occurs is located in a clearance formed between the casing or a part stationary with the casing and a generally extending surface of the screw closely adjacent thereto.

REFERENCES:
patent: 1670681 (1928-05-01), Haas
patent: 3841806 (1974-10-01), Zimmern
patent: 3945778 (1976-03-01), Zimmern
patent: 3976407 (1976-08-01), Gerlach

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