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:
Apr. 26, 1994

Filed:

Oct. 08, 1992
Applicant:
Inventors:

Paul McCarty, San Diego, CA (US);

Jerry I Tustaniwskyj, Mission Viejo, CA (US);

Jon L Zimmerman, Escondido, CA (US);

Assignee:

Unisys Corporation, Blue Bell, PA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H05K / ;
U.S. Cl.
CPC ...
361704 ; 174 163 ; 257707 ; 257719 ;
Abstract

An electro-mechanical module comprises a packaged electrical part having a surface which dissipates heat, and a springy frame which overlies that surface. This frame includes a pair of fasteners for catching on the package at two predetermined locations, and the frame has an unstressed state in which the fasteners do not coincide with the two locations. However, the frame is springy enough to be stressed and thereby move the fasteners to the two locations, and thereafter return back towards the unstressed state and catch the fasteners on the package at the two locations. To complete the module, a heat sink rests on the surface and is removably attached to the frame.


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