|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||426/111 ; 215/1C ; 215/311 ; 215/100A|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 38 인용 특허 : 13|
A bistable expandable bottle preferably including a concentrated material to be diluted, said bottle being comprised of convex shaped bellows when in its expanded condition, said bottle also including opposed handle means for facilitating the extension of the bottle from its collapsed to its expanded condition. In a preferred embodiment a self-venting closure is also employed to seal the orifice in said bottle to permit extension of the bottle from its collapsed to its expanded condition without loosening or removing of the closure.
A bistable bottle for storage of a concentrated material to be diluted within said bottle and dispensed in diluted form directly therefrom, said bottle being capable of maintaining either a collapsed condition or an expanded condition until is is acted upon by an external force applied in a direction substantially parallel to the vertical axis of said bottle, said bottle exhibiting improved resistance to both expansion and collapse when said bottle is in its expanded condition, said bottle comprising: (a) a lowermost portion; (b) an uppermost portion, sa...