The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 14, 2009
Filed:
Jul. 22, 2005
Applicants:
Robert J. Monson, St. Paul, MN (US);
John P. Abraham, Minneapolis, MN (US);
Inventors:
Robert J. Monson, St. Paul, MN (US);
John P. Abraham, Minneapolis, MN (US);
Assignee:
Lockheed Martin Corporation, Bethesda, MD (US);
Primary Examiner:
Int. Cl.
CPC ...
G05D 23/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A variable orifice valve provides a changing orifice dimension based solely upon the temperature or other property of the fluidic medium, such as flow-rate of the fluidic medium passing through the valve, and is actuated via a thermally active wire or flow-rate activated spring, for example, immersed in the fluidic medium.