US 2009/0289451 A1 · T-Nut Assembly For Sealing An Existing Connection In A Lined Conduit

Abstract

A T-nut assembly for reinstating a sealed connection in a lined conduit is provided. The assembly includes a rigid T-nut having a hollow tubular region with an engagement surface at one end and a base with an opening therethrough at the other. The base has a larger diameter than the tubular region. The T-nut includes an integral shoulder around the tubular member at the base and has a larger diameter than the tubular region and less than the base. The outside of the shoulder has a wall extending above the shoulder to form an annular recess at the engagement end. A substantially rigid sealing washer is placed in the annular recess and a compressible gasket is placed on the base about the shoulder.

Claims10

Dependent claims

A T-nut assembly, for use in reestablishing a connection in a lined conduit and forming a seal at the connection, comprising:

a substantially rigid member having a hollow tubular section of a first diameter having a first connection end with an external engagement surface and a base of a second greater diameter at the other end with an opening therethrough;
a shoulder around the tubular member at the base, the shoulder having a greater diameter than the first diameter and less than the diameter of the base and having an outside wall extending beyond the shoulder to form an annular recess about the tubular section;
a substantially rigid sealing washer disposed in the annular recess;
and
a compressible gasket on the base about the shoulder extending to the height of the sealing washer.

2 more elements

Dependencies are inferred from the claim text.

T-Nut Assembly For Sealing An Existing Connection In A Lined Conduit

Life of this patent

T-Nut Assembly For Sealing An Existing Connection In A Lined Conduit

Life of this patent

Abstract

Claims10