Heat sink fastening device

Details Heat sink fastening device Heat sink fastening device

2002-07-25

2008-03-11

Thompson, Gregory D (Department: 2835)

Electricity: electrical systems and devices

Housing or mounting assemblies with diverse electrical...

For electronic systems and devices

C024S457000, C024S458000, C248S505000, C248S510000, C257S719000, C361S707000, C361S710000, C361S719000, C439S485000, C439S487000

Reexamination Certificate

active

07342790

ABSTRACT:
A central processing unit (CPU) assembly is disclosed having: a CPU; a socket removably receiving the CPU; a heat sink removably attaching atop the CPU; and a fastening device removably fastening the heat sink, the CPU, and the socket together. The fastening device is characterized by consisting: an elongated resilient body upon which a contacting surface is disposed for contacting the heat sink and pressing the heat sink against the CPU; two lever bars extending from opposite ends of the resilient body for exerting forces on the fastening device so as to fasten or remove the fastening device; and two latching arms extending from the ends of the resilient body for engaging the fastening device with the socket in an engage position, the latching arms in the engage position exerting an inward resilient force upon the socket at opposite sides thereof.

REFERENCES:
patent: 5396402 (1995-03-01), Perugini et al.
patent: 5486981 (1996-01-01), Blomquist
patent: 5933325 (1999-08-01), Hou
patent: 6108207 (2000-08-01), Lee
patent: 6370024 (2002-04-01), Lo
patent: 6430049 (2002-08-01), Lai et al.

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