Patents Assigned to Rix Industries, Inc.
  • Crankcase oil-barrier system
    Patent number: 5107960
    Abstract: A compressor shielded from crankcase oil by a wall having a hole surrounded by a wiper through which a piston rod assembly passes and having the chamber between the crankcase and the underside of the piston provided with a pressure relief valve and an atmosphere vent having a check valve whereby the chamber is never at sub-atmospheric pressure and there is never gas flow through the wiper toward the piston.
    Type: Grant
    Filed: June 28, 1990
    Date of Patent: April 28, 1992
    Assignee: Rix Industries, Inc.
    Inventor: John F. Below