| 摘要 |
<p>A molding apparatus (10) includes a plurality of inter-engaging mold cavity components (20A - 20D) and a plurality of inter-engaging gate inserts (12, 14) that combine with the plurality of inter-engaging mold cavity components to define an annular mold cavity (22). The plurality of inter-engaging gate inserts combine to define a plurality of separate arcuate shaped gate segments (16) that each communicate with the annular mold cavity.</p> |
