Patents Assigned to Ledcor Industries Limited
  • Patent number: 6076288
    Abstract: A rubber tired railway plow (100) has a plow unit (102) mounted to a plate (111) which extends across the forward end of the rubber tired vehicle (100). The plow unit (102) is attached so as to be movable on the plate (111). Wedges (122, 123) are used to maintain the plow unit (102) in position on the plate (111). When the wedges (122, 123) are removed, the plow unit (102) is movable on the plate (111) from one side of the vehicle (100) to the opposite side thereby to be able to plow on either side of the rails (141).
    Type: Grant
    Filed: April 2, 1998
    Date of Patent: June 20, 2000
    Assignee: Ledcor Industries Limited
    Inventors: Lionel Charles Desmarais, Andrew Smith Jackson, Bernie A. Stene, Mark E. Nye
  • Patent number: 5596822
    Abstract: Cable laying apparatus for burying cable in or adjacent to a railway bed. A cable laying plough is mounted to a rubber tired loader and the loader moves forwardly under its own power while straddling the track. A pair of rail wheels are mounted on the forward and rearward ends of the loader. The cable laying plough is mounted to a bracket or plate spanning the track and pivotally mounted to hydraulically controlled arms extending from the loader. The plough may be attached to the bracket on either side of the track in order to reach cable burying positions located on both sides of the track.
    Type: Grant
    Filed: September 7, 1994
    Date of Patent: January 28, 1997
    Assignee: Ledcor Industries Limited
    Inventors: Lionel C. Desmarais, Bernie A. Stene