|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||62/371 ; 62/4572 ; 62/4576 ; 62/529|
|발명자 / 주소|
|인용정보||피인용 횟수 : 30 인용 특허 : 0|
A conveniently stackable, storable, transportable and displayable food service device utilizing temperature maintaining refrigerant units to provide a relatively convenient and inexpensive method of refrigerating, transporting and serving food is provided. The temperature maintaining refrigerant units are disposed within a refrigerant cavity configured in a base of the device in interfitted puzzle-like fashion. The refrigerant units are interchangeable and may be easily stored and replaced after their temperature maintaining capacity has been exhausted. ...
A food service device for the refrigeration of food comprising: a) a base having interior and exterior surfaces, said base inner surface defining a refrigerant cavity and a tray support section, said tray support section being adjacent and above said refrigerant cavity, said inner surface also having a refrigerant positioning portion centrally disposed within the refrigerant cavity and defining an aperture in the exterior base surface; b) refrigerant means removably disposed within said refrigerant cavity about and in interlocking relationship with said ...