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.
Patent No.:
Date of Patent:
Dec. 09, 2014
Filed:
Oct. 15, 2012
Illinois Tool Works Inc., Glenview, IL (US);
Yongping Gong, Wilmette, IL (US);
Alicia Wieder, Willowbrook, IL (US);
Illinois Tool Works Inc., Glenview, IL (US);
Abstract
A thermal break fastener includes a head that has a top side and an underside. The head has diameter. A shank depends from the underside of the head and has an end that has a longitudinal bore therein, opposite the head. The shank is formed from a thermally non-transmissive material. The shank has a diameter less than the diameter of the head. A seal is positioned on the shank. A driving/boring element has a driving point and a self-counter-bore cutter spaced from the driving point. The self-counter-bore cutter has a diameter about equal to the diameter of the shank. The driving/boring element is mounted to the shank with the self-counter-bore cutter disposed at about the end of the shank opposite the head. A two-piece configuration includes a driving/boring element including a self-counter-bore cutter and a separate a sealing head with a seal positioned on the sealing head.