Molding apparatus with removable mold cores
AssigneeAsia Optical Co., Inc.
InventorChuan-Hui Yang
Life of this patent
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Abstract
A molding apparatus for lenses includes first and second molding units, each of which has a mold core holder, a plurality of mold cores disposed in the mold core holder, and a clamp unit provided within the mold core holder. The mold core holder has an abutment surface, and a plurality of cavities extending inwardly from the abutment surface and receiving respectively the mold cores. The cavities include cavity walls, respectively. The clamp unit includes a plurality of clamp elements attached to the clamp unit to clamp respectively the mold cores against the cavity walls. Individual removal of the mold cores of the molding units for replacement is permitted by operating the clamp elements.
Claims16
A molding apparatus for lenses, comprising:
- a molding unit having a mold core holder and a plurality of mold cores disposed in said mold core holder, said mold core holder having an abutment surface adapted to abut against a complementary molding unit, and a plurality of cavities extending inwardly from said abutment surface and receiving respectively said mold cores, said cavities respectively including cavity walls;
- and
- a clamp unit provided within said mold core holder, and including a plurality of clamp elements attached to said clamp unit to clamp respectively said mold cores against said cavity walls;
- whereby individual removal of said mold cores of said molding unit for replacement is permitted by operating said clamp elements.
A molding apparatus for lenses, comprising:
- a first molding unit;
- and
- a second molding unit facing said first molding unit;
- each of said first and second molding units having a mold core holder, a plurality of mold cores disposed in said mold core holder, and a clamp unit provided within said mold core holder, said mold core holder having an abutment surface and a plurality of cavities extending inwardly from said abutment surface and receiving respectively said mold cores, said cavities respectively including cavity walls, said clamp unit including a plurality of clamp elements attached to said clamp unit to clamp respectively said mold cores against said cavity walls;
- whereby individual removal of said mold cores of said first and second molding units for replacement is permitted by operating said clamp elements.
Dependencies are inferred from the claim text.