Patents Assigned to Plasti-fab, Inc.
  • Wave energy buoy
    Patent number: 7785163
    Abstract: A wave energy buoy includes a spar that may be anchored to the sea bed and a float fitted to the spar for movement axially of the spar. The spar includes a spar tube and the float includes a generally annular shell defining an opening through which the spar tube extends. The spar tube and the float shell are made of composite material.
    Type: Grant
    Filed: August 15, 2008
    Date of Patent: August 31, 2010
    Assignee: Plasti-Fab Inc.
    Inventors: Steven M. Spencer, Randall R. Thom
  • WAVE ENERGY BUOY
    Publication number: 20100041289
    Abstract: A wave energy buoy includes a spar that may be anchored to the sea bed and a float fitted to the spar for movement axially of the spar. The spar includes a spar tube and the float includes a generally annular shell defining an opening through which the spar tube extends. The spar tube and the float shell are made of composite material.
    Type: Application
    Filed: August 15, 2008
    Publication date: February 18, 2010
    Applicant: PLASTI-FAB INC.
    Inventors: Steven M. Spencer, Randall R. Thom
  • Open channel gate valve
    Patent number: 4524950
    Abstract: An open channel gate valve in which the gate blade is slidably received in parallel grooves in a frame. The gate blade carries a sealing member of truncated V-shape, which engages a seat of truncated V-shape provided on the frame. Both the seat and sealing member are disposed in axially offset relation to the plane of the gate blade.
    Type: Grant
    Filed: July 18, 1983
    Date of Patent: June 25, 1985
    Assignee: Plasti-fab, Inc.
    Inventors: John K. Vitas, Harry J. Reed