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US 2004/0068792 A1Published application
Cap for sealing a bathtub overflow port for testing purposes
AssigneeWCM Industries, Inc.
InventorWilliam T. Ball
Life of this patent
Estimating the term…
Abstract
A temporary closure for a bathtub overflow port, comprising placing in the outer end of an internally threaded drain pipe extending through the overflow port a solid cap externally threaded on the inner end.
Claims2
An overflow system for a bathtub which has a bottom, and adjacent side and endwalls, a drain port in the bottom, and overflow port in an endwall, comprising, a drain pipe adapted to be in communication with said drain port and said overflow port,
- said drain pipe having an inverted L-shape, including a horizontal leg extending into and through the overflow part of the bathtub, and a vertical leg extending downwardly for connection to a fluid drain system,
- and a solid cap threaded into interior threads of the horizontal leg extending through the overflow port to close the end of the horizontal leg.
A plumbing test system comprising,
- a pipe having a first exposed end and second end in communication with a fluid source, wherein the first end comprises an internal threaded portion;
- a cap assembly threadably mounted in the first end and wherein a portion of the cap assembly is composed of a material capable of sealing the first end when the cap is threaded onto the first end.
Dependencies are inferred from the claim text.