Rotary piston compressor with inlet and discharge through the pi

Details Rotary piston compressor with inlet and discharge through the pi Rotary piston compressor with inlet and discharge through the pi

1975-06-24

1977-05-10

Vrablik, John J.

Rotary expansible chamber devices

With supply or exhaust passage in working member

418191, 418196, F01C 124, F04C 1716

Patent

active

040225534

ABSTRACT:
A rotary piston machine is provided in which the, or each, auxiliary rotary piston has a portion projecting axially beyond at least one end face of the main rotary piston, and in which a transfer port is provided in an end wall of the main rotor bore leading to the part of the auxiliary rotor bore containing said projecting portion of the auxiliary rotary piston and a discharge port is provided leading from said part of the auxiliary rotor bore at a position spaced from the transfer port, said projecting part of the auxiliary rotary piston providing a rotary valve for opening and closing communication between the transfer port and the discharge port at the required times during the rotational cycle of the machine.

REFERENCES:
patent: 165805 (1875-07-01), Disston
patent: 901258 (1908-10-01), Pingret
patent: 904749 (1908-11-01), Bender
patent: 939729 (1909-11-01), Marks
patent: 2180377 (1939-11-01), Whitfield
patent: 3376789 (1968-04-01), Chambaut
patent: 3426694 (1969-02-01), Marsh

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