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:
Apr. 25, 2017
Filed:
Dec. 22, 2014
Timothy F. Gillis, Florence, MA (US);
Mark Joseph Guthrie, West Springfield, MA (US);
Michael W. Maziarz, Wilbraham, MA (US);
Timothy F. Gillis, Florence, MA (US);
Mark Joseph Guthrie, West Springfield, MA (US);
Michael W. Maziarz, Wilbraham, MA (US);
Handy & Harman, White Plains, NY (US);
Abstract
A self-drilling bolt and nut assembly includes a nut which has a window to permit visual inspection of the fastener thread upon engagement with the nut. The nut also includes a protective cap or receives a protective cap so that upon threadably engaging the fastener with the nut, the drill tip of the fastener is automatically received in the cap. The nut also has at one end a plurality of projections to enhance the locking engagement. The self-drilling bolt may have an integral washer and employ a clamping plate engageable against the washer.