Patents by Inventor Norman L. Fischell

Norman L. Fischell 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).

  • Apparatus and process for nesting drum bodies
    Patent number: 4413400
    Abstract: There is disclosed a novel apparatus and process for nesting a plurality of drum bodies or shells of deformable material wherein a cylindrically-shaped drum body is subjected to a force in a plane substantially parallel to the axis of the drum body to deform the drum body to the extent necessary to permit the positioning of a second drum body about the initially deformed drum body whereupon the deforming procedure is repeated for the nested first and second drum bodies, and is thereafter again repeated until a desired number of drum shells are contained in the resulting nested assemblage of drum bodies or shells.
    Type: Grant
    Filed: December 9, 1982
    Date of Patent: November 8, 1983
    Inventor: Norman L. Fischell
  • Apparatus and process for nesting drum bodies
    Patent number: 4408390
    Abstract: There is disclosed a novel apparatus and process for nesting a plurality of drum bodies or shells of deformable material wherein a cylindrically-shaped drum body is subjected to a force in a plane substantially parallel to the axis of the drum body to deform the drum body to the extent necessary to permit the positioning of a second drum body about the initially deformed drum body whereupon the deforming procedure is repeated for the nested first and second drum bodies, and is thereafter again repeated until a desired number of drum shells are contained in the resulting nested assemblage of drum bodies or shells.
    Type: Grant
    Filed: January 28, 1981
    Date of Patent: October 11, 1983
    Inventor: Norman L. Fischell