|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||220/69 ; 215/1C ; 248/3461|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 83 인용 특허 : 5|
A base cup for a container includes reinforcing ribs which provide both the requisite strength and rigidity and a reduction in weight. The ribs are preferably disposed on the inner surface of the base cup for cosmetic reasons and may be arranged in various generally symmetrical radial and circumferential patterns. Ribbed base cups fabricated according to the instant invention exhibit significant weight and material reductions over prior art designs while still providing necessary stability and support to the associated container.
A base cup for receiving a container having a generally spherical bottom comprising, in combination, an annular sidewall, a seating ring extending generally inwardly from said sidewall, a generally frusto-conical support member extending upwardly and inwardly from said seating ring and a support platform having a container receiving surface, at least one circumferential rib disposed on said annular sidewall, at lesat one lower rib disposed on said seating ring and a plurality of generally vertically oriented ribs extending between said circumferential ri...