POLYMER VIALS WITH SUBSTANTIALLY FLAT BOTTOMS AND INJECTION STRETCH BLOW MOLDING METHODS FOR MAKING THE SAME
Disclosed are polymer vials (110,210) and injection stretch blow molding methods for making the same. A polymer vial has a base (112) having a base surface area and a sidewall (114) extending up from the base. The base and the sidewall define an interior (116) configured to house product, the sidewa...
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Zusammenfassung: | Disclosed are polymer vials (110,210) and injection stretch blow molding methods for making the same. A polymer vial has a base (112) having a base surface area and a sidewall (114) extending up from the base. The base and the sidewall define an interior (116) configured to house product, the sidewall narrowing at an upper section of the vial to form a neck leading to an opening that provides access to the interior. The vial is optionally round and symmetrical about a central axis, a lower portion of the sidewall including a first surface that is outwardly curved along a first radius having an imaginary center positioned within the vial. The base is positioned below the first surface and is substantially flat such that at least 80% of the base surface area has a standing base surface occupying a single plane.
披露了聚合物小瓶(110,210)及其注射拉伸吹塑成型制造方法。聚合物小瓶有具有底部表面积的底部(112)和从所述底部向上延伸的侧壁(114)。所述底部和侧壁限定了被配置成容纳产品的内部(116),所述侧壁在所述小瓶的上部部分处变窄以形成通向开口的颈部,所述开口提供到所述内部的通路。所述小瓶任选地是圆形的并且关于中心轴对称,所述侧壁的下部部分包括沿第一半径向外弯曲的第一表面,所述第一半径具有位于所述小瓶 |
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