Patents by Inventor Ronald T. Collier

Ronald T. Collier 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 for scoring and cutting wallboard and the like
    Patent number: 4694722
    Abstract: A conveyor table is provided on a floor mounted support frame and a pair of tool guides are disposed horizontally and laterally above and below the conveyor table. Several readily removable tool and cutter assemblies, each having a freely rotatable, circular blade with teeth, are slidably mounted on the tool guides. Setscrews are provided on the tool and cutter assemblies to secure them on the tool guides in relatively opposing, vertically aligned pairs. Electrically powered drive units are disposed upstream and downstream of the tool and cutter assemblies to engage a sheet of wallboard, hold it against the conveyor table and move it between the opposing pairs of tool and cutter assemblies.
    Type: Grant
    Filed: August 6, 1985
    Date of Patent: September 22, 1987
    Assignee: Cardinal Industries, Inc.
    Inventors: Ronald T. Collier, Robert E. Thompson