Patents Assigned to Die-Mold Tool Ltd.
  • Replaceable rocker arm assembly for injection molding system
    Patent number: 4712995
    Abstract: This invention relates to a valve gated injection molding system having an improved rocker arm assembly connected between the valve pin and the actuating mechanism. The rocker arm assembly includes an elongated rocker arm which is pivotally mounted in a groove in a cylindrical support member. The rocker arm assembly is removably received in a bore in the mold bore and the rocker arm is disconnectable from the valve pin, whereby the rocker arm assembly is quickly and easily replaceable without disassembly of the mold.
    Type: Grant
    Filed: April 1, 1987
    Date of Patent: December 15, 1987
    Assignees: Die-Mold Tool Ltd., Mold-Masters Limited
    Inventor: David T. Basnett