Patents Assigned to Access Engineering Ltd.
  • Vertically movable, road towable work platform
    Patent number: 4498556
    Abstract: A road towable platform having a sectional mast for rapid erection at the face of a structure for the performance of work thereon. The platform is vertically driven on the mast by means of dual independent drives each comprising a motor, a centrifugal overspeed brake, a triple reduction spur gear train, and a pinion engaging an independent rack on the mast. Each motor also has an integral disc brake engaged when the power is off.
    Type: Grant
    Filed: February 15, 1983
    Date of Patent: February 12, 1985
    Assignee: Access Engineering Ltd.
    Inventor: John W. Garton