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:
Oct. 08, 1985

Filed:

May. 16, 1983
Applicant:
Inventors:

William G Rodseth, Elgin, IL (US);

Francis C Peterson, St. Charles, IL (US);

Assignee:

Illinois Tool Works Inc., Chicago, IL (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K / ;
U.S. Cl.
CPC ...
361386 ; 174 / ; 1741 / ; 361388 ;
Abstract

An insulator used in connecting heat generating electrical components to heat sinks. Fasteners which include insulators of the present invention include flexible engaging means for preassembling an insulating washer portion to a conductive fastener element. The insulators may be made of high performance plastic material or of a coated metal. The fasteners used with the insulators preferably have integral spring washers to maintain thermal conductivity between the components and the associated heat sinks. The insulator preferably have integral bosses which prevent arcing between the conductive fasteners and the heat sinks.


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