|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||B29C-039/02 B29C-043/02 B65D-090/12|
|미국특허분류(USC)||264/534; 264/523; 264/531|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 2 인용 특허 : 191|
A method of plastic container having a deep inset base of the type that has a standing ring for supporting the container on a flat surface includes steps of molding a container blank having a standing ring and a base projection portion that is formed beneath the standing ring and relatively displacing the base projection portion upwardly with respect to the standing ring until the base projection portion is positioned above the standing ring. An improved plastic container having a deep inset base is also disclosed.
1. A method of making a plastic container having a deep inset base comprising steps of: molding a plastic preform into an intermediate plastic container blank having a container bottom comprising a standing ring and a base projection portion formed beneath standing ring with the container blank in an upright position, the base projection portion having a lowermost end wider than an opposite end thereof, said opposite end being proximate to said standing ring, so that a substantially straight sidewall of the base projection portion is angled outwardly tow...