Electricity: electrical systems and devices – Housing or mounting assemblies with diverse electrical... – For electronic systems and devices
Patent
1993-06-11
1994-08-30
Thompson, Gregory D.
Electricity: electrical systems and devices
Housing or mounting assemblies with diverse electrical...
For electronic systems and devices
174 35R, 174 51, 361725, 361753, 361799, 361800, 361816, H05K 720, H05K 900
Patent
active
053433610
ABSTRACT:
A thermal junction (64) with an edge (106) of a daughter card (100) in a card cage enclosure (10). A front panel (50) of the enclosure includes an array of interior fins (58) extending to edges (60) adjacent the edges (106) of the array of daughter cards (100). Spring clips (62) mounted along the fin edges engage the card edges simultaneously upon the front panel (50) being placed in position, and spring arms (70) of each clip establish a plurality of assured thermal connections of the card edges with the fins, for the front panel (50) to dissipate heat from the circuit cards (100) to the exterior of the enclosure (10). With cards having a metal shielding layer (110), the spring clips (62) also define a ground to the enclosure wall.
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Calmark Catalog, "Series 225-Card-Lok Retainer (Cold Plate)"; p. 12; Calmark Corporation, San Gabriel, Calif. (Date unknown).
Rudy Jr. William J.
Shaffer Howard R.
Stahl Daniel E.
Ness Anton P.
The Whitaker Corporation
Thompson Gregory D.
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