|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||53/440 ; 53/471|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 70 인용 특허 : 9|
A container body made of thermoplastic materials, after being filled with a hot liquid, is then sealed by a flat closure disc adhesively contacting a peripheral lip formed around the top of the body. The bottom of the container body is formed with annular grooves to define a diaphragm which flexes inwardly with the closure disc upon cooling of the hot filled liquid to substantially dissipate the high internal vacuum which is formed on the container head space. The bottom of the container body has a reinforced pedestal base formed with stacking ledges to ...
A method of forming a long shelf life package of a food product in a multilayer plastic container that is not susceptible of sidewall deformation or product deterioration notwithstanding hot-filling of a foodstuff therein with potential development of high vacuum and is hermetically sealed by a high gas barrier easily peel-openable flexible closure, the food product having been hot-filled at from about 180°F. to about 190°F., the container being adapted to prevent the development of high internal vacuum therein upon cooling of the product, hold a reduced...