F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
F16L 47/16 (2006.01)
Patent
CA 2547130
A pipe fitting is made of plastic, such as polysulphone PSU or polyphenylsul- phone PPSU. At least one end of the pipe fitting (1) comprises an external thread (2) for connecting the pipe fitting (1) to a mounting element, such as a pipe or a mounting piece, e.g. a tap. The thread (2) comprises a ridge (3). Between the ridges (3) there is a continuous helical groove (4). On the bottom of the groove (4) between the ridges (3) of the thread (2) there are protrusions (5).
L'invention concerne une pièce de raccord conçue dans du plastique, tel que du polysulfone PSU ou du polyphénylsulfone PPSU. Au moins une extrémité de la pièce de raccord (1) comprend un filetage externe (2) permettant de connecter la pièce de raccord (1) à un élément de montage, tel qu'un tuyau ou une pièce de montage, par exemple, un robinet. Le filetage (2) comprend une cannelure (3). Une rainure hélicoïdale continue (4) est prévue entre les cannelures (3). Des saillies (5)sont prévues sur le fond de la rainure (4), entre les cannelures (3) du filetage (2).
Cassan Maclean
Uponor Innovation Ab
LandOfFree
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