Patent ID: 8833733
Filing Date: 2014-09-16
Classification: F16L

Abstract:
1. A valve assembly comprising: a valve body; a first port configured to receive tubing and a second port identical to the first port; a first collar group including a washer having a planar outer area and an initially conical inner area with inwardly projecting teeth and configured to secure a first tubing to the first port by flattening the washer with a first sleeve, thereby driving teeth of the washer into the first tubing, and the first collar group having a gasket to seal around an outer surface of the tubing, the gasket having an inner diameter initially larger than an outer diameter of the tubing, the first collar group having a first collar threadably adjustable on the first port and being configured to reduce the inner diameter of the gasket onto the first tubing after the first tubing is inserted through the washer and the gasket; and a second collar group including a second collar identical to the first collar and a second sleeve different from the first sleeve and configured to be bonded to a second tubing, wherein the second collar group is configured to be threaded onto the second port to secure the second sleeve to the second port.