F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
F16L 15/06 (2006.01)
Patent
CA 2593234
A tubular connection (50) is provided with a first thread (74, 54) on a first step (41) having an initial makeup location and a second thread (55, 75) on a second step (42), the second thread being a wedge thread and having a selected clearance (90) on stab (79) and load (59) flanks at the initial makeup location of the first thread.
L~invention a pour objet un raccord tubulaire (50) doté d~un premier filetage (74, 54) sur un premier étage (41) avec un emplacement de vissage initial et d~un second filetage (55, 75) sur un second étage (42), le second filetage étant un filetage conique présentant un espace libre sélectif (90) sur des flancs de soutien (79) et de charge (59) à l~emplacement de vissage initial du premier filetage.
Mallis David Llewellyn
Reynolds Harris A. Jr.
Sivley Robert S. IV
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Hydril Company
Hydril Company Lp
LandOfFree
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