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:
Nov. 13, 2018
Filed:
Oct. 19, 2016
Applicant:
Dunan Microstaq, Inc., Austin, TX (US);
Inventors:
E. Nelson Fuller, Manchester, MI (US);
Parthiban Arunasalam, Austin, TX (US);
Joe A. Ojeda, Sr., Austin, TX (US);
Assignee:
Dunan Microstaq, Inc., Austin, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 25/00 (2006.01); F23N 1/00 (2006.01); F16K 31/06 (2006.01); F16K 31/524 (2006.01); F16K 99/00 (2006.01); F16K 37/00 (2006.01);
U.S. Cl.
CPC ...
F23N 1/005 (2013.01); F16K 31/0675 (2013.01); F16K 31/52408 (2013.01); F16K 31/52441 (2013.01); F16K 37/0041 (2013.01); F16K 99/0026 (2013.01); F16K 99/0042 (2013.01); F23N 1/007 (2013.01); F23N 2035/18 (2013.01); F23N 2041/08 (2013.01); F23N 2900/01001 (2013.01); F23N 2900/01002 (2013.01);
Abstract
A two-stage fluid control valve includes a first stage mechanical control valve movable between an open position and a leak-free closed position, and a second stage microvalve configured to control the flow of fluid through a fluid outlet of the two-stage fluid control valve when the first stage mechanical control valve is in the open position.