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:
Feb. 09, 2016
Filed:
May. 07, 2010
Applicant:
Ezio Biserna, Cesena, IT;
Inventor:
Ezio Biserna, Cesena, IT;
Assignee:
SOILMEC S.P.A., Cesena (FC), IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 19/00 (2006.01); E02F 3/06 (2006.01); E02D 3/12 (2006.01); E02D 5/38 (2006.01); E02D 5/52 (2006.01); E02D 5/56 (2006.01); E02D 7/22 (2006.01); E21B 17/046 (2006.01);
U.S. Cl.
CPC ...
E02F 3/06 (2013.01); E02D 3/126 (2013.01); E02D 5/38 (2013.01); E02D 5/52 (2013.01); E02D 5/56 (2013.01); E02D 7/22 (2013.01); E21B 17/046 (2013.01);
Abstract
A modular system of multipurpose rods for drilling soil is constituted by rods () crossed by an internal passage () for the passage of concrete, of substantially cylindrical shape, that completely crosses the rod; each of the rods is provided at the endings with a male insert () and a female insert () respectively, adapted to be plugged in one to the other for permitting the assembly in batteries of any length. The inserts () are provided with transmitters () for transmitting the rotation along the whole battery of rods () and arranged for fixing elements that reduce the internal passage ().