Patents by Inventor Bill W. Campbell

Bill W. Campbell 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: 5772052
    Abstract: A rack for storing rolls of material and for facilitating the removal of a portion of material from the roll is described. The rack comprises a substantially rectangular frame comprising a top transverse member, a pair of substantially parallel vertical members, and a bottom transverse member; a number of paired sets of spindles mounting along the vertical members of the frame for mounting a number of rolls of material horizontally within the frame; a platform extending horizontally between the vertical members, the platform movably mounted to a front surface of the vertical members; and platform securing means to secure the platform at a vertical position adjacent to any one of the roll mounting means. The roll of material is mounted between the spindles. Typically, one of the spindles is spring loaded to facilitate the mounting of the roll material to the spindles.
    Type: Grant
    Filed: December 21, 1995
    Date of Patent: June 30, 1998
    Inventor: Bill W. Campbell