Patents Assigned to Robert Henry Haysom
  • Patent number: 4620611
    Abstract: A ladder comprises a ladder portion having stiles and rungs, a platform at the upper end of the ladder portion, support stays hinged to the rear end of the platform, and a safety rail also hinged to the rear end of the platform, and that invention is characterized in that the safety rail can occupy one of two positions, and when in its retracted position it projects forwardly of the platform thereby inhibiting use of the platform.
    Type: Grant
    Filed: December 10, 1985
    Date of Patent: November 4, 1986
    Assignees: Robert Henry Haysom, David James Lindsey
    Inventor: John C. Good