Patents by Inventor John Mawson Walton

John Mawson Walton 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).

  • Rope for conveying systems
    Patent number: 6360522
    Abstract: A filler element is located between each adjacent pair of outer strands of a wire rope and interlocks with the adjacent strands. The filler elements provide the rope with substantially smooth outer surface reducing vibration of the rope passing over a pulley. Filler elements are disclosed consisting of an elastometic or polymeric material having an oriented molecular structure aligned along the filler element and also aligned in a generally radial direction with respect to the rope.
    Type: Grant
    Filed: August 16, 2000
    Date of Patent: March 26, 2002
    Assignee: Bridon PLC
    Inventor: John Mawson Walton
  • High strength core for wire ropes
    Patent number: 5797254
    Abstract: An extruded polymeric rod is elongated in the solid state by being drawn through a forming device to produce a solid polymeric core having an orientated structure which comprises elongated crystals orientated in the axial direction of the core. The core may also comprise crystals orientated in respective radial directions. The single rod may be replaced by a bundle of rods.
    Type: Grant
    Filed: April 22, 1996
    Date of Patent: August 25, 1998
    Assignee: Bridon plc
    Inventor: John Mawson Walton
  • Ribbed flexible member for casting into an anchorage medium
    Patent number: 5738466
    Abstract: A ribbed flexible member for casting into an anchorage medium includes a central strand with outer wires extending helically about the strand. Parts of the exposed surfaces of some of the outer wires are indented in a non-axial direction, those parts being distributed along the strand.
    Type: Grant
    Filed: July 26, 1995
    Date of Patent: April 14, 1998
    Assignee: Bridon plc
    Inventors: Peter Stuart Ashmore, John Mawson Walton