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:
Mar. 27, 2007

Filed:

Jul. 13, 2005
Applicants:

John M. Waldvogel, Libertyville, IL (US);

Herman J. Miller, Algonquin, IL (US);

Inventors:

John M. Waldvogel, Libertyville, IL (US);

Herman J. Miller, Algonquin, IL (US);

Assignee:

Motorola, Inc., Schaumburg, IL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K 31/02 (2006.01); B21D 39/00 (2006.01); H01L 23/10 (2006.01); H01L 23/34 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for assembling an electrical circuit apparatus that includes; a substrate having a top side, a ground layer, at least one thermal aperture, and at least one solder aperture; a heat sink; and an adhesive layer for mechanically coupling the heat sink to the ground layer of the substrate, the adhesive layer having at least one aperture wherein aligning the at least one substrate solder aperture with the at least one adhesive layer aperture enables solder wetting in a predetermined area between the heat sink and the ground layer of the substrate.


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