Heat sink attachment clip
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United States of America Patent
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Aug 13, 2002
Grant Date -
N/A
app pub date -
Jul 20, 2000
filing date -
Jul 20, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A heat sink assembly for securing a heat sink to a chip on a circuit board using a clip to secure the heat sink to the chip. The assembly includes a pair of support beams, a clip attached to the pair of support beams, and a heat sink. Optionally, the assembly also includes a plurality of bias members biased between the heat sink and the circuit board and a pair of positioning pins positioned between the heat sink and the circuit board. The clip is biased between the heat sink and the pair of support beams. The clip has a plate having a first end and a second end with the first end having an aperture for fastening the first end to a first support beam and the second end having a hook for fastening the second end to a second support beam. Optionally, the clip is made of spring steel and provides a downward biasing force of between about 3 psi and about 25 psi and preferably about 10 psi.
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