Guard Patents (Class 246/435A)
  • Patent number: 5169064
    Abstract: An adjustable switch point guard rail assembly for use adjacent the switch point of a railway switch. The adjustable guard rail assembly is comprised of a plurality of support chairs and an adjustable guard rail. The sdjustable guard rail includes a surface for engaging and laterally urging the wheels of rolling stock in a direction toward the centerline of the trackwork. Also disclosed is an apparatus for laterally adjusting and fastening the wheel engaging surface of the adjustable guard rail to a variety of positions toward or away from the switch point within a given range of lateral movement.
    Type: Grant
    Filed: April 9, 1992
    Date of Patent: December 8, 1992
    Assignee: Bethlehem Steel Corporation
    Inventors: Paul P. Rice, William D. Munch
  • Patent number: 5115970
    Abstract: An adjustable switch point guard rail assembly for use adjacent the switch point of a railway switch. The adjustable guard rail assembly is comprised of a plurality of support chairs and an adjustable guard rail. The adjustable guard rail includes a surface for engaging and laterally urging the wheels of rolling stock in a direction toward the centerline of the trackwork. Also disclosed is an apparatus for laterally adjusting and fastening the wheel engaging surface of the adjustable guard rail to a variety of positions toward or away from the switch point within a given range of lateral movement.
    Type: Grant
    Filed: September 14, 1990
    Date of Patent: May 26, 1992
    Assignee: Bethlehem Steel Corporation
    Inventors: Paul P. Rice, William D. Munch
  • Patent number: 4738418
    Abstract: An adjustable switch point guard includes a wear bar rigidly affixed to an adjustment plate. The adjustment plate is mounted on a fixed base plate which is attached to railroad ties. A threaded fastener on one of the adjustment plate or the base plate engages a first pair of bores in the other of the adjustment plate or the base plate to position the wear bar and adjustment plate 54 relative to a switch point and a fixed rail. Additional setes of bores are provided to enable the adjustment plate and wear bar to be moved relative to the base plate.
    Type: Grant
    Filed: September 22, 1986
    Date of Patent: April 19, 1988
    Assignee: ABC Rail Corp
    Inventor: Arthur W. Farrell