|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||215/375 ; 215/373 ; 220/606 ; 220/608|
|§371/§102 date||19990802 (19990802)|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 39 인용 특허 : 1|
A plastic container comprises a lower base forming portion that includes a plurality of circumferentially spaced downwardly convex segments (126) and a plurality of intervening, circumferentially spaced, totally convex, hollow foot forming portions (121) that extend radially from the central bottom portion (120) and downwardly from the downwardly convex segments to form a clearance (124) for the central bottom portion. The downwardly convex segments have smoothly curved cross sections, in radially extending planes through their central regions and coplan...
[ We claim:] [1.]1. A blow molded plastic container for carbonated beverages, comprising an upper mouth-forming portion, a cylindrical sidewall portion and a lower base-forming portion, all about a central longitudinal axis,said lower base-forming portion comprising a plurality of hollow foot-forming portions extending outwardly from the central portion of the lower base-forming portion to form a plurality of feet lying substantially on a contact diameter, each foot-forming portion including between said central portion of the base-forming portion and it...