Juan R Ibarra

US Patent:

8474490, Jul 2, 2013

Filed:

Feb 27, 2012

Appl. No.:

13/406330

Inventors:

Juan M. Ibarra - Pasadena CA, US

International Classification:

F16L 9/00

US Classification:

138109, 138155

Abstract:

A slip brass nipple includes a tubular brass body that may be approximately 6 inches long. The apparatus includes a threaded proximal end, a non-slip gripping portion and an open distal end n. The open distal end includes an internal stop to allow a copper pipe to slip in and terminate at a predetermined distance such that the gripping portion may be used to tighten onto a female tube fitting. The apparatus advantageously enable galvanized and copper pipes to be connected together while significantly reducing the risk of galvanic corrosion caused by a dielectric reaction between the galvanized steel and copper pipes. The slip brass nipple may be manufactured in , , 1, 1, 1 and 2 inch diameters and may be manufactured according to brass material regulations in the industry.

US Patent:

D502538, Mar 1, 2005

Filed:

May 28, 2004

Appl. No.:

29/206275

Inventors:

Juan M. Ibarra - Pasadena CA, US
Irma Soria - Pasadena CA, US

International Classification:

2301

US Classification:

D23311