Patent ID: 11865742
Assignee: HUSKY INJECTION MOLDING SYSTEMS LTD.
Field: Other special machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 9:
10. The mold stack according to claim 9, wherein
the first elliptical curvature of the gate defining portion of the core insert is tangent with a distal end of the first cavity defining portion of the core insert, and the second elliptical curvature of the second cavity defining portion is tangent with a distal end of an inner surface of the cavity insert defining the outer face of the body of the preform, and wherein
a first ellipse defining the first elliptical curvature and a second ellipse defining the second elliptical curvature each have a center spaced from the vertical center axis of the mold stack by a radius equal to the radius R of the first and second flat circular bottom portions.