Patent ID: 9273808
Filing Date: 2016-03-01
CPC Classification: B25B,E05Y,F16L,Y10T

Claim Text:
1. A tube fitting assembly comprising: a cylindrical tube having a longitudinal exterior surface, a longitudinal axis and a tube end; a circumferential notch formed in the exterior surface a distance from the tube end; a first tube fitting member having an inner bore and an internally threaded end, said first tube fitting member being configured to receive the tube within the inner bore, wherein an arcuate camming surface is formed in said bore opposite the notch; a second tube fitting member having a central aperture extending through a length thereof, said second fitting member comprising an externally threaded end; and a tube gripping member mounted for sliding movement along exterior surface of the tube and having a front end configured to fit into the notch, when the second tube fitting member is pulled up, and seal the tube end.