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:
May. 28, 2013
Filed:
Jul. 25, 2008
Riveting screw tack and use thereof for temporarily fixing a boring grid to elements to be assembled
Philippe Prot, Vignoux sur Barangeon, FR;
Marc Roussy, Bourges, FR;
Philippe Prot, Vignoux sur Barangeon, FR;
Marc Roussy, Bourges, FR;
Lisi Aerospace, , FR;
Abstract
The invention relates to a riveting tack () to be introduced into coaxial openings of at least two elements to be assembled, and comprising a hollow cylindrical body (), a rod () passing through the hollow body and partially provided with an external thread (), a nut () mounted on the threaded end (), two half-clips () fixed to the rod () and comprising hooking lips () on the ends thereof, and a spacer () arranged between the two half-clips (), the rod/half-clip set being axially mobile along the spacer () between a first position wherein the hooking lips () are radially close, and a second position wherein the two half-clips () are retracted inside the hollow body () and radially distanced from each other. The invention is characterized in that the set formed by the half-clips () and the spacer () is, in the cross-section thereof, in the form of a near-perfect circle having a diameter identical to the inner diameter of the openings.