Patents by Inventor David W. Guppy

David W. Guppy 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: 4718264
    Abstract: A rolling mill comprises a plurality of rolls, means for directing liquid coolant onto the rolls at the ingoing side of the mill and a casing or casings enclosing the directing means. The casing or casings have contact seals engaging the rolls to prevent unwanted egress of coolant onto work entering the mill. The means for directing coolant onto the rolls are mounted on one or more fixed backing supports and inflatable sealing means are arranged between the casing or casings and the fixed backing support or supports. The arrangement enables the position of the casing or casings to adjust dependent on the roll diameters.
    Type: Grant
    Filed: June 6, 1986
    Date of Patent: January 12, 1988
    Assignee: Davy McKee (Poole) Limited
    Inventors: David W. Guppy, Neil Winkley, Joseph L. Watson
  • Patent number: 4308697
    Abstract: A floor plate assembly, particularly suitable for use in and around rolling mills, comprises a closure floor plate which is arranged to close an opening adjacent another floor plate. The closure floor plate can move as required between a first position closing the opening and a second position under the other floor plate. The other floor plate is movable during the opening and closing operation to avoid obstruction of the closure floor plate.
    Type: Grant
    Filed: February 4, 1980
    Date of Patent: January 5, 1982
    Assignee: Loewy Robertson Engineering Co., Ltd.
    Inventor: David W. Guppy