Quick defrosting pad

Details Quick defrosting pad Quick defrosting pad

1997-04-29

1998-12-15

Doerrler, William

Heat exchange

Intermediate fluent heat exchange material receiving and...

Liquid fluent heat exchange material

62371, 99483, E21B 4300

Patent

active

058486372

ABSTRACT:
A quick defrosting pad comprising a pad body and a plurality of heat pipes is provided. The pad body is made from a material with excellent heat conductivity. The bottom of the pad body is provided with a plurality of projecting ribs or posts. The heat pipes are made from a material with excellent heat conductivity and which can be integrally formed with the pad body or be assembled to the pad body after it is individually formed. Each of the pipes is sealed at both ends and evacuated to form a vacuum condition therein. The inner wall of the tube is provided with a metal mesh having a siphon effect. The inner space of the pipe is injected with a suitable amount of a working fluid which is volatile. The plurality of pipes are respectively disposed in each of the projecting ribs or posts of the pad body, such being spaced one from another.

REFERENCES:
patent: 2835480 (1958-05-01), Perez
patent: 2915296 (1959-12-01), Johnson
patent: 3379118 (1968-04-01), Perez
patent: 4602679 (1986-07-01), Edelstein et al.
patent: 5201364 (1993-04-01), Tippmann
patent: 5253702 (1993-10-01), Davidson et al.
patent: 5368093 (1994-11-01), Takehashi
patent: 5660229 (1997-08-01), Lee et al.

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