Heat sink attached to a heat plate

Details Heat sink attached to a heat plate Heat sink attached to a heat plate

1997-02-12

1998-05-26

Leo, Leonard R.

Heat exchange

Intermediate fluent heat exchange material receiving and...

Liquid fluent heat exchange material

174 152, 257715, 361700, F28D 1502, H05K 720

Patent

active

057552789

ABSTRACT:
A heat sink attached to a heat plate comprising a heat plate (1) produced by sticking two aluminum plates (11, 12) to each other, leaving a closed path (13) therebetween for confining a heat exchange medium therein, and of which the bottom is attached by an object to be cooled, a cooling fin (2) which is stuck to the upper region of the heat plate (1), and a flange (4) for mounting the assembly of the heat plate (1) and the cooling fin 92), wherein the surface of the heat plate (1) on which the cooling fin (2) is to be attached, is even and the cooling fin (2) and the flange (4) are a one-piece structure fabricated by employing die casting.

REFERENCES:
patent: 3035419 (1962-05-01), Wigert
patent: 3209062 (1965-09-01), Scholz
patent: 3226602 (1965-12-01), Elfving
patent: 3412566 (1968-11-01), Townsend et al.
patent: 3476177 (1969-11-01), Potzl
patent: 3971435 (1976-07-01), Peck
patent: 4414604 (1983-11-01), Matsui et al.
patent: 4830100 (1989-05-01), Kato et al.
patent: 5155661 (1992-10-01), Nagesh et al.
patent: 5283715 (1994-02-01), Carlsten et al.
patent: 5343940 (1994-09-01), Jean

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