Patents by Inventor Marcel Lajoie

Marcel Lajoie 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).

  • Patent number: 4241551
    Abstract: A building structure is provided having a rectangular base frame, end wall panels sitting on the base frame along two opposite sides of the base frame, and roof-and-side panels resting on the other two sides of the base frame. The panels and sections are attached to one another by fasteners and coupling elements are used to attach at least some of the panels and sections to the base frame.
    Type: Grant
    Filed: March 5, 1979
    Date of Patent: December 30, 1980
    Inventors: Marcel Lajoie, Bernard Lajoie
  • Patent number: 4159072
    Abstract: Apparatus is provided for use in aligning a new pipe section with an existing pipe section to facilitate welding the new pipe section to the existing pipe section. The apparatus is adapted to fit within the pipe sections and to be moved longitudinally along the pipe sections and includes an actuator means disposed longitudinally and including a longitudinal rod; a plurality of spaced-apart radial elements; means fixedly coupled to the actuator means and defining radial guides for the radial elements to guide the elements between a withdrawn position and an engagement position in which the elements are positioned to engage both the existing and the new pipe sections to thereby align the new pipe section with the existing pipe section; and a plurality of links attached one to each of the radial elements and to the longitudinal rod.
    Type: Grant
    Filed: December 19, 1977
    Date of Patent: June 26, 1979
    Inventors: Marcel Lajoie, Bernard Lajoie
  • Patent number: 3979814
    Abstract: A pipe fitting device is provided for use in guiding a coated pipe as this pipe is moved axially into an outer casing. The device includes a clamp adapted to frictionally and releasably engage the device on the outer casing, stop means engageable with the end of the outer casing to locate the device axially on the outer casing before using the clamp to engage the device on the outer casing, and roller means adapted on assembly of the device on the outer casing to engage the coated pipe and thereby guide this pipe as it is moved axially into the outer casing.
    Type: Grant
    Filed: November 21, 1975
    Date of Patent: September 14, 1976
    Inventors: Bernard Lajoie, Marcel Lajoie