Patents Assigned to Daniel C. Slavinsky
  • Method for molding hinged article
    Patent number: 4579709
    Abstract: A mold and method are provided for molding a pair of hinged articles in a single molding operation. Plastic melt is introduced into a mold containing cavities for a pair of hinge leaves, each of the leaf cavities is provided with a hinge cavity. A pin assembly containing a hollow outer pin and solid inner pin is shifted from a first position wherein the hollow pin engages one of the leaf cavities to a second position wherein the hollow pin clears the outer of the cavities. The hollow pin is vented past the solid pin.
    Type: Grant
    Filed: November 23, 1983
    Date of Patent: April 1, 1986
    Assignees: Nicholas Ferrari, Arthur H. Blumberg, Daniel C. Slavinsky
    Inventor: Nicholas Ferreri