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Multi-shot casting

  • US 10,456,830 B2
  • Filed: 05/25/2017
  • Issued: 10/29/2019
  • Est. Priority Date: 12/14/2012
  • Status: Active Grant
First Claim
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1. A casting mold (280;

  • 398) comprising;

    a part-forming cavity (292, 294, 296) having a lower end and an upper end; and

    at least one overflow passageway (302, 304, 310;

    302-2;

    304-2;

    310-2) having an apex (314;

    314-2) at a level between the upper end and the lower end, the at least one overflow passageway comprising an up-pass (304;

    304-2) from the part-forming cavity to the apex and a downpass (310;

    310-2) from the apex.

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