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:
Nov. 25, 1986
Filed:
Jun. 14, 1984
Frank N Piasecki, Haverford, PA (US);
Piasecki Aircraft Corp., Essington, PA (US);
Abstract
A structural joint and method of making the joint wherein an end portion of each of a plurality of tubes is partially flattened into an elongated, oval annular shape of a cross sectional contour that the flattened ends of the tubes can be telescopically nested within one another, the tubes are arranged to have their axes coplanar to intersect at the joint node with the tube flattened ends in a telescopically, mutually nesting relationship to each other, a splice plate extending into the interior of the nested array of flattened tube ends and having upper and lower surfaces in an underlying, closely adjoining relation to interior surfaces of each of the tube flattened end portions, and fastening means tightly clamping together the nesting, flattened tube ends and splice plate contained therewithin.