Refrigeration – Hand manipulable tool
Patent
1998-01-19
1999-09-07
Tapolcai, William E.
Refrigeration
Hand manipulable tool
62371, F25D 308
Patent
active
059469307
ABSTRACT:
The apparatus includes a container such as a metal or plastic can containing a product and having a conventional unified bottom and side container wall terminating in an upper sealing flange. A refrigerant receptacle is provided including a receptacle cup having a cup wall. The cup wall has an expandable portion sealingly connected to a top wall to form a refrigerant receptacle chamber. A portion of the top wall is shaped into an invertible conical reservoir for temporary storage of liquified refrigerant. The reservoir has a small port opening at the lowest point for transfer of liquified refrigerant into and out of the refrigerant chamber. Several cup wall sections extend vertically above the top wall wall to conntect to a sealing flange which extends laterally. The spaces between the cup wall sections act as passageways for the product. The receptacle is filled with a sold or powdered form of carbon molecules of Fullerene nanotubes. A conventional beverage can lid is further provided, including a lid panel with a lid opener mechanism and a lid lateral edge.
REFERENCES:
patent: 3494142 (1970-02-01), Beck
patent: 5640705 (1997-06-01), Koruga
patent: 5704222 (1998-01-01), Hage et al.
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