Re-entrant groove heat pipe

Details Re-entrant groove heat pipe Re-entrant groove heat pipe

1984-04-02

1985-10-08

Davis, Jr., Albert W.

Heat exchange

Intermediate fluent heat exchange material receiving and...

Liquid fluent heat exchange material

165133, 122366, F28D 1500

Patent

active

045454272

ABSTRACT:
A sealed heat pipe of uniform cross sectional profile from evaporator to condenser which includes a plurality of capillary channels communicating with a central channel by means of narrow re-entrant groove openings having convergent entrances. A two step method of fabrication includes extruding the re-entrant grooves, then drawing a mandrel through the virgin extrusion.

REFERENCES:
patent: 3299949 (1967-01-01), Beurtheret
patent: 3566514 (1971-03-01), Szumigala
patent: 4004441 (1977-01-01), Leszab
patent: 4159739 (1979-07-01), Brothers et al.

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