发明名称 |
LIGHTWEIGHT PLASTIC CONTAINER AND PREFORM |
摘要 |
A plastic preform is provided that includes a hollow body portion including a closed bottom portion and a lower portion extending upwardly from the lower portion; and a neck portion extending upwardly from the lower portion. The neck portion includes a dispensing opening; threads positioned below the dispensing opening; a tamper-evident formation positioned below the threads; and a support flange positioned below the tamper-evident formation, the support flange having an upper surface and lower surface. In an embodiment, the preform is formed of a material comprising polyethylene terephthalate (PET); the threads comprise multiple-lead threads; the weight of the neck portion from the lower surface of the support flange to a top of the dispensing opening is 3.0 grams or less; and the vertical distance from the top of the dispensing opening to the lower surface of the support flange is 0.500 inches or less. A method is also disclosed. |
申请公布号 |
US2015321411(A1) |
申请公布日期 |
2015.11.12 |
申请号 |
US201514803505 |
申请日期 |
2015.07.20 |
申请人 |
Plastipak Packaging, Inc. |
发明人 |
Darr Richard C.;Morgan Edward V. |
分类号 |
B29C49/00;B65D1/40;B29B11/08;B65D1/02;B29C49/06;B29C49/08 |
主分类号 |
B29C49/00 |
代理机构 |
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代理人 |
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主权项 |
1. A plastic preform for making a blow molded container, comprising:
a hollow body portion including:
a closed bottom portion; anda lower portion extending upwardly from the bottom portion; and a neck portion extending upwardly from the lower portion, the neck portion including:
a dispensing opening positioned at the top of the neck portion;threads positioned below the dispensing opening;a tamper-evident formation positioned below the threads; anda support flange positioned below the tamper-evident formation, the support flange having an upper surface and a lower surface; wherein the preform is formed of a material comprising polyethylene terephthalate (PET); the threads comprise multiple-lead threads; the weight of the neck portion from the lower surface of the support flange to a top of the dispensing opening is 3.0 grams or less; and the vertical distance from the top of the dispensing opening to the lower surface of the support flange, including the threads and the tamper-evident formation, is 0.500 inches or less. |
地址 |
Plymouth MI US |