|국가/구분||United States(US) Patent 등록|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 43 인용 특허 : 1|
A self-standing bottle structure particularly suited for pressurized beverage bottles. The bottom end comprises a modified hemispherical portion, a convex central base portion, and an intermediate portion interconnecting the modified hemispherical portion and the convex central base portion. A plurality of convex elongated ribs in the intermediate portion which project inwardly to the base center portion and outwardly to the hemispherical portion form a plurality of legs in the intermediate portion, the legs being of smoothly arcuate concave shape and te...
A container of thermoplastic material for pressurized fluid materials adapted to arrest tensile and bending stresses when subjected to internal fluid pressure and heat comprising: (a) a generally cylindrical sidewall portion having an opening at its upper end, (b) a bottom portion of the other end of said sidewall portion, (c) said bottom portion comprising a lower sidewall portion in the form of a modified hemispherical shape of constant radius, (d) a central base portion, having an upwardly projecting concave surface, (e) an intermediate portion interc...