发明名称 MOLD ASSEMBLIES FOR FORMING SHAPED GLASS ARTICLES
摘要 Mold assemblies for forming shaped glass articles are disclosed herein. According to one embodiment, a mold assembly may include a mold body including a mold cavity, a support base, and a plenum body extending between the mold body and the support base. When the mold assembly is heated to an average temperature of greater than or equal to about 650° C. by an overhead heating source, the temperature at the center of the mold cavity may be less than at the perimeter of the mold cavity. The difference between the temperature at the center of the mold cavity and the temperature at the perimeter of the mold cavity may be at least about 12° C.
申请公布号 US2015329402(A1) 申请公布日期 2015.11.19
申请号 US201514713171 申请日期 2015.05.15
申请人 CORNING INCORPORATED 发明人 Afzal Bushra;Gaylo Keith Raymond;Panides Elias
分类号 C03B23/023 主分类号 C03B23/023
代理机构 代理人
主权项 1. A mold assembly for forming shaped glass articles, the mold assembly comprising: a mold body comprising a base portion defining an underside of the mold body and a forming portion protruding from a top of the base portion, wherein the forming portion comprises a mold cavity having a three-dimensional profile corresponding to a shape of the shaped glass article; a support base positioned below the mold body; a plenum body extending between the mold body and the support base, the plenum body comprising a plenum wall encircling a plenum space bounded by the plenum body, the mold body, and the support base, wherein: when the mold assembly is heated to an average temperature of greater than or equal to about 650° C. by an overhead heating source, a temperature at a center of the mold cavity is less than at a perimeter of the mold cavity, and a difference between the temperature at the center of the mold cavity and the temperature at the perimeter of the mold cavity is at least about 12° C.
地址 CORNING NY US