发明名称 |
Plastic container with drain back spout and method and apparatus for making same |
摘要 |
A one-piece self-draining container and method and apparatus for forming same. The container includes a body and a finish wall extending upwardly from a body opening. The finish wall surrounds a dispensing spout which extends above the top of the wall. A frustoconical web joins the finish wall and the dispensing spout to form a drain apron gutter channel having a relatively steeply inclined cone angle. A drain opening is defined adjacent the channel for draining fluid from the channel into the container body. A removable cap having a depending skirt defining a thread which mates with an internal thread on the container wall to thereby threadably engage and close the container. The method is performed on the type of extrusion-injection blow molding machine as generally disclosed in U.S. Pat. No. 2,804,654 as modified in accordance with the invention to form the web wall in situ with a frustoconical configuration of uniform cross sectional thickness.
|
申请公布号 |
US6123231(A) |
申请公布日期 |
2000.09.26 |
申请号 |
US19980114481 |
申请日期 |
1998.07.13 |
申请人 |
OWENS-BROCKWAY PLASTIC PRODUCTS INC. |
发明人 |
GEISINGER, GREGORY A. |
分类号 |
B65D47/40;B29C45/26;B29C49/00;B29C49/02;B65D23/06;B65D47/12;(IPC1-7):B65D1/16 |
主分类号 |
B65D47/40 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|