Patents Assigned to Prattley Engineering Limited
  • Locking mechanism for stock restraining equipment
    Patent number: 5378075
    Abstract: A locking mechanism (2) for stock restraining equipment, for locking a bar (3) in position at any position along a major length of the bar (3), mechanism (2) including a housing (7) to form a tapered passage (11), a roller (6) in the passage arranged to bear against the side of the bar (3), the bar (3), passage (11) and roller (6) being arranged so that the roller (6) can move along the passage between a lock position and a release position, along with a lever for moving the roller (6) between the lock position and the release position.
    Type: Grant
    Filed: June 1, 1993
    Date of Patent: January 3, 1995
    Assignee: Prattley Engineering Limited
    Inventor: Henry E. Mitchell