发明名称 |
Neck orienting method of bottles of saturated polyester resins |
摘要 |
A method of orienting the neck of a bottle of a saturated polyester resin so as to enhance the physical properties and durability of the neck. The neck orienting method includes the step of inserting an orienting rod having a taper head into the neck which is being heated. The neck orienting method may include the step of orienting only the mouth edge of the neck.
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申请公布号 |
US4412966(A) |
申请公布日期 |
1983.11.01 |
申请号 |
US19810270291 |
申请日期 |
1981.06.04 |
申请人 |
YOSHINO KOGYOSHO CO., LTD. |
发明人 |
YOSHINO, YATARO;SUZUKI, SADAO;TAKADA, TAKUZO |
分类号 |
B29C49/00;B29C49/76;B29C57/00;(IPC1-7):B29C17/02;B29C17/07 |
主分类号 |
B29C49/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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