Jack A Stone

US Patent:

40224228, May 10, 1977

Filed:

Feb 19, 1976

Appl. No.:

5/659295

Inventors:

Jack P. Stone - Annandale VA

Assignee:

The United States of America as represented by the Secretary of the Navy - Washington DC

International Classification:

F16K 4700

US Classification:

251118

Abstract:

A small, light weight, stemless valve for accurately metering constant-voe rates of gas flow. The valve is provided with a filter which protects a small interchangeable orifice from particulate matter, and the housing parts are rotatable relative to each other for controlling gaseous flow through the valve and for preventing flow through the valve.

US Patent:

20160018280, Jan 21, 2016

Filed:

Mar 20, 2015

Appl. No.:

14/664247

Inventors:

- Gaithersburg MD, US
Gregory F. Strouse - Frederick MD, US
Jacob E. Ricker - Gaithersburg MD, US
Douglas A. Olson - North Potomac MD, US
Gregory E. Scace - Laytonsville MD, US
Jack A. Stone - Silver Spring MD, US
Patrick F. Egan - Rockville MD, US

International Classification:

G01L 11/02
G01K 11/00
G01M 11/02

Abstract:

An article to determine a sample condition includes a substrate; a reference optical cavity disposed on the substrate and comprising a reference cavity, the reference optical cavity being configured to support a reference optical resonance and to maintain an axial length of the reference cavity; and a sample optical cavity disposed on the substrate and comprising a sample cavity, the sample optical cavity being configured to support a sample optical resonance and to maintain an axial length of the sample cavity.