Patents Assigned to Liras Pty. Limited
  • Patent number: 4662207
    Abstract: This specification discloses a compact press tool which is capable of accommodating eccentric loadings without jamming or causing hydraulic fluid leakage.Specifically the press tool (1) comprises: a stationary element (2), a movable element (3) and an hydraulic ram (5) adapted to translate the movable element (3) relative to the stationary element (2). The hydraulic ram (5) has a first piston (7) fixedly connected with the stationary element (2), a second piston (9), axially spaced from the first piston (7), able to bear against the movable element (3), and a floating cylinder (10) sealed at one end by the first piston and at the other end by the second piston (9).
    Type: Grant
    Filed: December 13, 1985
    Date of Patent: May 5, 1987
    Assignee: Liras Pty. Limited
    Inventor: Douglas A. McDonald