Patents by Inventor Albert B. Curtis

Albert B. Curtis 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).

  • Reinforced lumber
    Patent number: 4615163
    Abstract: A wooden beam is reinforced with a polyester rod glued within groove on surface to increase the ultimate strength of the beam under stress and reduce deviation of strength between beams.
    Type: Grant
    Filed: October 4, 1984
    Date of Patent: October 7, 1986
    Inventors: Albert B. Curtis, J. Kenneth Brody
  • Deck means for a railroad car
    Patent number: 4154172
    Abstract: A system of attaching floor decking to a railroad car of the type having an open floor structure of flanged beam members. A plurality of plank members are positioned upon the flanged beam members. Each plank member is provided with a longitudinal groove along each longitudinal edge thereof. A plurality of fastening members attach the plank members to the beam members. Each fastening member includes a platelike body portion having a slot therein for grippingly engaging a flange of one of the beam members and includes first and second tongue portions fixedly attached to and extending from opposite sides of the body portion thereof for extending into the longitudinal grooves of two adjacent plant members thereby attaching the two adjacent plank members to the beam member which the fastening member grippingly engages.
    Type: Grant
    Filed: December 9, 1975
    Date of Patent: May 15, 1979
    Assignee: Carlock, Inc.
    Inventor: Albert B. Curtis, Jr.