A pipe fitting comprising a body and a nut

Details A pipe fitting comprising a body and a nut A pipe fitting comprising a body and a nut

F - Mech Eng,Light,Heat,Weapons

16

L

F16L 19/06 (2006.01) F16L 19/065 (2006.01)

Patent

CA 2448249

A pipe fitting according to the invention comprises a body (1.1) and a nut(2), the body (1.1)having at least one sleeve adapted to snugly receive a pipe end (7) and provided with external threading(14) and a spigot(11), the spigot(11) having at its leading end an external partly tapered forward section(12), and the nut(2) having internal threading which matches the external threading(14) on the sleeve and an internal taper(10) at the far end of the threading, the arrangement of the forward section, tapers and threading being such that when the sleeve and the nut are screwed together the forward section of the spigot(11) comes into contact with the internal taper(10) of the nut and is deflected inwardly to grip a pipe end (7) which is in the sleeve.

L'invention concerne un raccord comprenant un corps (1, 1) et un écrou (2), le corps (1,1) ayant au moins un manchon destiné à recevoir par ajustement serré une extrémité de tuyau (7) et doté d'un filetage externe (14) et d'un bout mâle (11) ayant sur son extrémité avant une partie avant (12) externe et partiellement conique. L'écrou (2) présente un filetage interne qui épouse le filetage externe (14) pratiqué sur le manchon et un cône interne (10) au niveau de l'extrémité éloignée du filetage. La partie avant, les cônes et le filetage sont disposés de manière que, lorsque le manchon et l'écrou sont vissés ensemble, la partie avant du bout mâle (11) entre en contact avec le cône interne (10) de l'écrou et soit déviée vers l'intérieur afin de saisir une extrémité (7) du tuyau qui se trouve dans le manchon.

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