ROTARY GAS COMPRESSOR

• US 3,374,943 A
• Filed: 08/15/1966
• Issued: 03/26/1968
• Est. Priority Date: 08/15/1966
• Status: Expired due to Term

• Current Assignee: Cervenka, Kenneth G.
• Original Assignee: Cervenka, Kenneth G.
• Inventors: Cervenka, Kenneth G.
• Application Number:
  US04/572,534
• Time in Patent Office: 589 Days
• US Class Current: 418/83
• CPC Class Codes: F01C 21/10 Outer members for co-operation with rotary pistons; Casings casings for rotary engines or machines in general F16M
• CPC Class Codes: F04C 18/3446 the inner and outer member being in contact along more than one line or surface
• CPC Class Codes: F04C 27/005 Axial sealings for working fluid
• CPC Class Codes: F04C 29/04 Heating; Cooling of machines or engines in general F01P; Heat insulation heat insulation in general F16L59/00
• CPC Class Codes: Y10S 417/01 Materials digest

Claims

1. A ROTARY GAS COMPRESSOR COMPRISING AN OUTER CASING HAVING A CYLINDRICAL RECESS THEREIN;

A BEARING CARRIER ON SAID CASING DISPOSED AXIALLY OF SAID RECESS;

AN INPUT SHAFT JOURNALED IN SAID CARRIER AND EXTENDING INTO SAID RECESS;

A CYLINDRICAL INNER COMPRESSION CASING WITHIN SAID RECESS;

AND HAVING AN AXIAL HOLE FOR SAID SHAFT, AND HAVING A NON-CYLINDRICAL DOUBLE BI-CENTER SEMI-TORUS RING COMPRESSION CHAMBER THEREIN PROVIDED WITH TWO SETS OF SUCTION GAS PORTS AND DISCHARGE GAS PORTS;

A CYLINDRICAL ROTOR WITHIN SAID COMPRESSION CHAMBER KEYED TO SAID SHAFT AND OF WIDTH CONFORMING WITH THAT OF THE COMPRESSION CHAMBER, THE PERIPHERY OF THE ROTOR AND THE PERIPHERAL WALL OF THE COMPRESSION CHAMBER BEING ROUNDED ON THE SAME RADIUS WHEREBY THE ROTOR IS TANGENT TO THE WALLS OF THE COMPRESSION CHAMBER AT POINTS ON THE HORIZONTAL AXIS OF THE SHAFT THEREBY LEAVING CRESCENT-SHAPED COMPRESSION SPACES BETWEEN THE UPPER AND LOWER PORTIONS OF THE ROTOR AND THE TOP AND BOTTOM PORTIONS OF THE COMPRESSION CHAMBER DISPOSED 180* APART INTO WHICH THE DISCHARGE PORTS AND SUCTION PORTS EXTEND;

SAID ROTOR HAVING FOUR RADIAL SLOTS SPACED 90* APART;

SLIDABLE VANES IN SAID SLOTS HAVING PERIPHERIES ROUNDED ON THE SAME RADIUS AS THE PERIPHERAL WALLS OF THE ROTOR AND COMPRESSION CHAMBER, AND MEANS FOR COOLING THE OUTER CASING AND INNER COMPERSSION CHAMBER CARRIED THEREBY.