|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||62/70 ; 62/306 ; 62/342 ; 137/594|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 46 인용 특허 : 1|
A method and apparatus for preparing and dispensing a semi-frozen food product containing liquid and gaseous ingredients including a refrigerated freezing chamber and volumetric type gas and liquid pumps operable when driven to pump gas and liquid in preselected proportions and under pressure to the freezing chamber. The gas and liquid pumps are motor driven under the control of a pressure responsive control which starts the pumps when the pressure in the freezing chamber falls below a predetermined super-atmospheric pressure range and stops the pumps wh...
In an apparatus for preparing and dispensing a semi-frozen food product containing liquid and gaseous product ingredients comprising, an enclosed freezing chamber adapted to contain liquid and gaseous product ingredients under super-atmospheric pressure and having a dispensing outlet, means in the freezing chamber for stirring the liquid and gaseous product ingredients, and refrigerating means for refrigerating the freezing chamber sufficient to freeze a quantity of the mixed gaseous and liquid product ingredients in the freezing chamber, a volumetric ga...