Patents Assigned to Ark-Les U.S. Controls Corporation
  • Washing machine pump having a single vane impeller
    Patent number: 6564595
    Abstract: An improved pump for washing machines provides resistance to roping of filamentary materials through the use of a single vane impeller. A combination of high clearance and elastomeric vane and asymmetry of the impeller serve to prevent or reduce clogging caused by filamentary materials.
    Type: Grant
    Filed: February 1, 2001
    Date of Patent: May 20, 2003
    Assignee: Ark-Les U.S. Controls Corporation
    Inventors: Richard A. Junk, David M. Howie