Patents Assigned to Kleven Loland A/s
  • Sealing means for a high pressure axial piston pump
    Patent number: 4833976
    Abstract: The axial piston pump is provided with two annular seals mounted in the housing and sealingly engaging the piston to define a sealing fluid zone therebetween. An annular ring is provided between the seals to control the flow of sealing fluid through the fluid zone. This ring includes an internal helical flush duct for guiding the sealing fluid helically about the piston from one end of the ring to the other end of the ring.
    Type: Grant
    Filed: March 25, 1985
    Date of Patent: May 30, 1989
    Assignee: Kleven Loland A/s
    Inventor: Magnus Loland