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1. (WO2018135951) HIGH TENSILE STRENGTH WINDER CONNECTION FOR DOWNHOLE TOOLS

Pub. No.:    WO/2018/135951    International Application No.:    PCT/NO2018/050008
Publication Date: Fri Jul 27 01:59:59 CEST 2018 International Filing Date: Fri Jan 12 00:59:59 CET 2018
IPC: F16L 15/00
F16L 27/08
E21B 17/042
Applicants: ALTUS INTERVENTION (TECHNOLOGIES) AS
Inventors: MCINALLY, Gerald
Title: HIGH TENSILE STRENGTH WINDER CONNECTION FOR DOWNHOLE TOOLS
Abstract:
The invention concerns a winder (1) for a threaded connection of two axially aligned bodies (2, 3) where: - a first body (2) comprises a male portion (4) at an end connection portion; - a second body (3) comprises a female portion (5) at an end connection portion; - the female portion (5) comprises a sleeve (51) with a threaded portion (53) on an internal face; - the winder (1) comprises a winder ring (6) encircling the male portion (4); and - the winder ring (6) forms an internal surface (12) and an external surface (18), and the external surface (18) comprises a threaded portion (13), and where - the winder ring's (6) internal surface (12) comprises a number of parallel grooves (14) that are perpendicular to a rotational axis of the winder ring (6). The invention further concerns a male portion (4) comprising external, circular grooves (48) that is complementary to internal, circular ridges (15) of the winder (1), and a threaded connection between two axially aligned bodies (2, 3) where the con- nection comprises the winder (1) and the male portion (4).