Daniel N Mccoy

US Patent:

7445022, Nov 4, 2008

Filed:

Jan 18, 2005

Appl. No.:

11/039502

Inventors:

Daniel L. McCoy - Pasadena CA, US

Assignee:

Ayrlett Air Valve Company, LLC - Nampa ID

International Classification:

F16K 24/04
E03C 1/122
E03C 1/295

US Classification:

137526, 13753331, 251357

Abstract:

An air admittance vent diaphragm assembly is disclosed. The assembly comprises a base, an annular retainer ring, and an annular malleable washer. The base has an annular portion and a stem extending orthogonally from the center of the annular portion. The annular retainer ring includes a circumferential skirt engaged with an outer perimeter of the annular portion of the base, with the stem extending beyond the annular retainer ring. The annular malleable washer is disposed between the annular retainer ring and the annular portion of the base.

US Patent:

20060191576, Aug 31, 2006

Filed:

Apr 28, 2006

Appl. No.:

11/413806

Inventors:

Daniel McCoy - San Dimas CA, US

International Classification:

F16K 15/06

US Classification:

137526000

Abstract:

An air admittance vent including a housing having a base and a cap with a diaphragm assembly disposed therein. The assembly comprises a diaphragm base, an annular retainer ring, and an annular malleable washer. The diaphragm base has an annular portion and a stem extending orthogonally from the center of the annular portion. The annular retainer ring includes a circumferential skirt engaged with an outer perimeter of the annular portion of the base, with the stem extending beyond the annular retainer ring. The annular malleable washer is disposed between the annular retainer ring and the annular portion of the base. A member extends from the housing base into engagement with the stem for guiding movement of the diaphragm assembly to open or close an ambient air passage through said housing base.