Patents by Inventor Roger A. Holt

Roger A. Holt 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: 5762253
    Abstract: A belt conveyor which includes an endless perforated belt having a top run and a bottom run, of which the top run communicates with an underlying suction box at least over a part of its length. The belt is cogwheel-driven and, seen its movement direction, includes transverse ribs which coact with the cogs of a cogwheel and a cog drive of the conveyor.
    Type: Grant
    Filed: February 26, 1997
    Date of Patent: June 9, 1998
    Assignee: SCA Molnlycke AB
    Inventors: Kjell .ANG.berg, Roger Holt
  • Patent number: 4172536
    Abstract: A dispenser for toothpaste and the like having a V-shaped one-piece plastics body portion and a retaining portion for receiving the neck of the toothpaste tube. The body and retaining portions are connected to one another by connecting means comprising at least one male connecting component on one portion and at least one female connecting component on the other portion. The two components are co-operable for slidably connecting the two portions to retain the tube in the dispenser. Each arm may be a substantially flat strip sufficiently rigid to evenly distribute pressure applied to the arms at one point, over the length of the tube.
    Type: Grant
    Filed: May 30, 1978
    Date of Patent: October 30, 1979
    Inventor: Roger A. Holt