Patents by Inventor Wilfred J. Carroll

Wilfred J. Carroll 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: 4241668
    Abstract: A readily dismountable frame for mounting a container and cover under a supply shelf. The frame is suspended between spaced-apart rails depending from the shelf. One end of the frame is provided with fixed hooks to engage a first rail and the other with retractable spring-loaded catches which engage a second rail spaced from the first. Side beams on the frame have inwardly extending flanges for engaging under the flange of the tote box and cover permitting them to be slid into place separately or to be removed for filling or cleaning. Adjustable connectors between the beams permit width-wise adjustment for different sized containers. The device is specially applicable to suspending tote boxes and covers from wire supply carts.
    Type: Grant
    Filed: December 4, 1978
    Date of Patent: December 30, 1980
    Inventor: Wilfred J. Carroll
  • Patent number: 3977334
    Abstract: The invention relates to a shelf which is pivotably mounted on a wire cart, and an arrangement for pivotably mounting the shelf. The wire cart has at least one horizontally extending rod for pivotably supporting the shelf, and the shelf includes a first side which is disposed adjacent to the rod, and a plurality of wires which extend in parallel with the first side and which are disposed in the interior of the shelf. The shelf further includes the pivoting arrangement consisting of at least one elongate wire perpendicular with the first side, and having a loop at one end encircling the rod, and a loop at the other end encircling one of the plurality of wires in the interior of the shelf. The loops make the elongate means pivotable relative to the rod and the one of the plurality of wires, so that shelf is movable upwards and backwards relative to the rod.
    Type: Grant
    Filed: June 5, 1975
    Date of Patent: August 31, 1976
    Assignee: Carroll Wire Sales
    Inventor: Wilfred J. Carroll