Patents by Inventor Andrzej W. Domagala

Andrzej W. Domagala has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Rotation inhibiting quick connect connector for grooved pipe
    Patent number: 5758909
    Abstract: A quick connector for joining pipes having grooved ends has a circlip which is contracted circumferentially and locked in the contracted condition, the inner diameter of the circlip, when in the contracted condition, being less than the outer diameter of the pipe, the inner diameter of circlip and the bottom wall of the pipe groove including surface configurations that are interfitted in the contracted condition of the circlip, and which inhibit relative rotation between the quick connector and the pipe in addition to locking the connector against axial removable from the pipe.
    Type: Grant
    Filed: June 18, 1996
    Date of Patent: June 2, 1998
    Assignee: Victaulic Company of America
    Inventors: Douglas R. Dole, Andrzej W. Domagala
  • Valve housing
    Patent number: D423643
    Type: Grant
    Filed: August 31, 1999
    Date of Patent: April 25, 2000
    Assignee: Victaulic Company of America
    Inventors: W. Ross McLennan, Kevin J. Simko, Douglas R. Dole, Andrzej W. Domagala