Patents by Inventor Roderick L. Evans

Roderick L. Evans 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).

  • Trailer frame
    Patent number: 7287780
    Abstract: A trailer frame for use on a trailer including at least one pair of main support frame members that extend in a longitudinal direction of the trailer frame. The main support frame members have a deck side and a bottom side. In one embodiment, the trailer frame also includes a plurality of cross frame members extending between the main support frame members; and a plurality of extension frame members converging to a hitch point at a front extension of the trailer frame. The extension frame members are attached to respective main support frame members with one end of each extension frame member being notched so that upper sides of the extension frame members are flush with the deck side of the main support frame members while a portion of lower sides of the extension frame members overlap the bottom sides of the main support frame members. The main support frame members include I-beams and plate members extending between and attached to flanges on each of the I-beam main support frame members.
    Type: Grant
    Filed: November 2, 2004
    Date of Patent: October 30, 2007
    Assignee: Haulmark Industries, LLC
    Inventors: Kent W Reese, Michael P Brady, Joe H McMillin, Roderick L Evans
  • Trailer tongue with vertical lift geometry
    Patent number: 6311954
    Abstract: A trailer tongue includes a support and a support leg slidingly and pivotally engaged with the support. When the support leg is raised or lowered the trailer tongue moves in a substantially vertical direction. In a preferred embodiment, the trailer tongue includes a rigid strut having first and second ends and a mechanism for extending and retracting the support leg pivotally connect to the support and the support leg. The first end of the rigid strut is pivotally connected to the support leg and the second end is pivotally connected to the support.
    Type: Grant
    Filed: November 28, 2000
    Date of Patent: November 6, 2001
    Assignee: U-Haul International, Inc.
    Inventors: Patrick W. Breslin, Thomas D. Carney, Roderick L. Evans
  • Trailer tongue with vertical lift geometry
    Patent number: 6176470
    Abstract: A trailer tongue includes a support and a support leg slidingly and pivotally engaged with the support. When the support leg is raised or lowered the trailer tongue moves in a substantially vertical direction. In a preferred embodiment, the trailer tongue includes a rigid strut having first and second ends and a mechanism for extending and retracting the support leg pivotally connect to the support and the support leg. The first end of the rigid strut is pivotally connected to the support leg and the second end is pivotally connected to the support.
    Type: Grant
    Filed: November 17, 1998
    Date of Patent: January 23, 2001
    Assignee: U-Haul International, Inc.
    Inventors: Patrick W. Breslin, Thomas D. Carney, Roderick L. Evans
  • Portion of an integrated A frame and I beam trailer frame
    Patent number: D518758
    Type: Grant
    Filed: November 18, 2003
    Date of Patent: April 11, 2006
    Assignee: Haulmark Industries, Inc.
    Inventors: Kent W. Reese, Michael P. Brady, Joe H. McMillin, Roderick L. Evans