Patent ID: 9261214
Filing Date: 2016-02-16
CPC Classification: F16L

Claim Text:
1. A tube coupling for coupling with a tube, comprising: a body having an open proximal end and a throughway to receive the tube, the body having a plurality of radially spaced apart lateral recesses extending outwardly from the internal wall, each lateral recess comprising an opening extending through an internal wall; an O-ring retained by the body distally of the plurality of radially spaced apart lateral recesses and surrounding the throughway; a collet inserted into the proximal end of the body, the collet comprising a ring and at least one distally projecting collet leg, the at least one collet leg being received in at least one of the lateral recesses in the body and having a tooth facing the passageway, the body and the at least one collet leg being arranged such that proximal movement of the collet with respect to the body causes the at least one collet leg to deflect inwardly and such that the at least one collet leg is disposed between the O-ring and the ring of the collet; and a tube support at least partially disposed within the body, the tube support comprising a ring surrounding the throughway between the O-ring and the at least one collet leg, the body and tube support being provided with complementary keys to align the tube support relative to the body to enable insertion of the collet, and at least one castellation extending proximately from the tube support ring which is complementary to a respective collet leg to align the collet with respect to the body as the collet is inserted into the body.