Patents by Inventor Mark B. Power

Mark B. Power 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).

  • Method and apparatus for sealing rocket motor segment joints
    Patent number: 4805402
    Abstract: An apparatus is described for sealing segment joint crevices is a segmented, solid rocket motor comprising, one or more O-rings or gaskets and associated seating channels, said O-rings being adapted to be seated into the joint crevice outwardly, except the outermost O-ring which is adapted to seat inwardly into the joint crevice.A method is described for seating said O-rings or gaskets comprising, applying a sequence of pressure evacuations, or of pressure excesses and one pressure evacuation, to the joint crevice between the pairs of O-rings through vent access ports, and then sealing off the vent ports.
    Type: Grant
    Filed: August 18, 1986
    Date of Patent: February 21, 1989
    Inventors: Bernard A. Power, Mark B. Power