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. 18, 2017
Filed:
Mar. 04, 2016
Tenaris Connections Bv, Amsterdam, NL;
Alejandro Levrino, Buenos Aires, AR;
Matías Gustavo Pereyra, San Luis, AR;
Jesus Aaron Abarca Alejandre, Veracruz, MX;
Tenaris Connections B.V., , NL;
Abstract
A sucker rod including a sucker rod body (); a transition section () having an outer surface disposed circumferentially around the longitudinal axis of the transition section, the outer surface having a longitudinal profile comprising a continuous curve beginning at the cylindrical outer surface of the rod body and having a concave curved portion having a radius (R) and a convex curved portion having a radius (R), wherein Ris less than Rand a diameter of the transition section measured transverse to the longitudinal axis (AA) is continuously increasing with distance from the outer surface of the rod; a wrench square section () having at least four wrench flats (); a pin shoulder section () having a pin shoulder face () adapted to contact an end of a coupling () the pin shoulder face having an outer diameter (D); and a threaded pin connection section () having male threads.