|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||220/3 ; 220/83 ; 264/516|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 36 인용 특허 : 0|
A high-pressure container, and a method and apparatus for making the same, is disclosed having a top portion defined as an injection molded portion. The injection molded portion is provided with rings which are fused to the other portion to provide a strong mechanical interlock therebetween. The top portion is pre-fabricated and then the second portion is blow molded around the top portion.
A high-pressure plastic container comprising: a neck having a tubular mouth with a longitudinal axis and a disc disposed around said mouth, said disc having an upper surface extending radially away from said axis, with a plurality of upwardly extending rings; and a blow molded body having a top section coextensive with said disc and engaged by said rings; whereby the rings prevent separation between the neck and the body while the container is pressurized.