The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 31, 1995

Filed:

Dec. 20, 1993
Applicant:
Inventors:

William D Jordan, Dallas, TX (US);

Matthew C Smithers, Lewisville, TX (US);

Assignee:

Thermalloy, Inc., Dallas, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K / ;
U.S. Cl.
CPC ...
361704 ; 24458 ; 165 803 ; 174 163 ; 248510 ;
Abstract

A mounting spring clamp for securing a heat sink to a device package is secured to the heat sink by positioning the central body portion of the spring clamp in an attachment clip. The clip is compressed and positioned in a groove of the heat sink. The clip comprises a semi-circular shaped seat with ears extending from both sides of the seat and is made from a flexible material. Compression of the ears reduces the seat diameter, thereby trapping the spring's central body, and also creates spring force in the ears, thereby trapping the clip between the fins of the heat sink. The mounting spring has an elongated body with ends extending from the axis of its central body. The ends may be trapped or hooked in appropriate receivers on a frame or socket holding an electronic device package to secure the heat sink adjacent the device package.


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