Pipe coupling and method

Details Pipe coupling and method Pipe coupling and method

F - Mech Eng,Light,Heat,Weapons

16

L

F16L 23/00 (2006.01) F16L 13/14 (2006.01)

Patent

CA 2493188

A pipe coupling including coaxially aligned pipes (24), an internal tubular metal sleeve (20) having opposed ends press-fit into the open ends of the pipes, channel-shaped grooves (28) rolled into an outside diameter of each of the pipes and the sleeve (20), and a U-shaped circular metal housing (40) having leg portions (42) received in the grooves (28), retaining the pipes in coaxial alignment. The method includes press-fitting the opposed ends of the sleeve into the pipes, rolling a channel-shaped groove (28) into the pipes (24) and the sleeve (20), and assembling the legs (42) of the housing (40) in the grooves (28).

L'invention concerne un raccord comprenant des tuyaux alignés de manière coaxiale, un manchon interne tubulaire en métal présentant des extrémités opposées emmanchées à la presse dans les extrémités ouvertes desdits tuyaux, des rainures en forme de canaux roulées dans un diamètre extérieur de chaque tuyau et du manchon, et un logement en forme de U circulaire en métal présentant des parties tiges qui sont reçues dans les rainures, et qui retiennent les tuyaux dans un alignement coaxial. Ledit procédé comprend l'emmanchement à la presse des extrémités opposées dudit manchon dans les tuyaux, l'enroulement d'une rainure en forme de canal dans les tuyaux et dans le manchon, et l'assemblage des tiges du logement dans lesdites rainures.

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