Patent ID: 9415553
Filing Date: 2016-08-16
CPC Classification: B29D,Y10T

Claim Text:
1. A method of molding and/or curing an annular article from a mold, the method comprising: positioning a mold core centrally within a mold outer portion to form an annular mold cavity between the mold outer portion and the mold core, the mold core including an outer ring having an inner surface and an outer surface for engaging the annular article, an inner member positioned centrally within the outer ring, the inner member being positioned in spaced relation to the inner surface of the outer ring, the outer ring being formed of a material capable of expanding and contracting with changes in temperature, a plurality of translation members extending radially relative to the outer ring, and between the outer ring and the inner member, the translation members slidably engaging one of the outer ring and the inner member as the outer ring expands or contracts with changes in temperature; heating the outer ring; cooling the outer ring subsequent to heating, whereby the outer ring contracts relative to the article; and, removing the article from the core outer ring.