Patent ID: 7918002
Filing Date: 2011-04-05
Classification: F16L,Y10T

Abstract:
1. A disconnect tool for disconnecting a tubing end which is inserted within a collet of a fitting, the tool comprising: a first plate member having a first front portion, a first rear portion and a first middle portion, the first plate member further having an U-shaped channel disposed within the first middle portion; a second plate member having a second front portion, a second rear portion and a second middle portion, the second front portion having a bevel surface positioned to face the first front portion wherein the bevel surface is curved with a portion after the curve being planar, the second plate member having an U-shaped second channel disposed within the second middle portion, the first channel being configured wider and longer than the second channel wherein the first channel is lower than the second channel configuring the channels in a non-planar configuration and being aligned opposite and parallel to the second channel; and a V-shaped bias member which connects together the first plate member and the second plate member such that the bias member spaces the first plate member to attach to the fitting and spaces the second plate member to contact an outer collet surface of the collet wherein the first channel is configured to engage an engagement surface of the fitting and the second channel is configured to contact the outer collet surface such that the bevel surface cams the outer collet surface in order to axially drive the outer collet surface against the fitting to release the tubing end wherein the bias member.