Patents Assigned to Uni-Flange Corporation
  • Adapter flange
    Patent number: 4372587
    Abstract: Flange for attaching a pipe to a flanged member, the flange consisting of a split disc having matching bore halves which are provided with peripheral serrations.
    Type: Grant
    Filed: April 14, 1981
    Date of Patent: February 8, 1983
    Assignee: Uni-Flange Corporation
    Inventor: Charles W. Roche
  • Joint restrainer system
    Patent number: 4336959
    Abstract: Restrainer for joint in plastic conduit consisting of a retainer ring and a clamping ring drawn together by bolts.
    Type: Grant
    Filed: June 19, 1980
    Date of Patent: June 29, 1982
    Assignee: Uni-Flange Corporation
    Inventor: Charles W. Roche
  • Pipe coupling adapter flange
    Patent number: D263415
    Type: Grant
    Filed: November 26, 1979
    Date of Patent: March 16, 1982
    Assignee: Uni-Flange Corporation
    Inventor: Charles W. Roche