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:
Feb. 10, 2015
Filed:
Dec. 18, 2010
Applicant:
Daniel A. Watts, Surfside, CA (US);
Inventor:
Daniel A. Watts, Surfside, CA (US);
Assignee:
The Boeing Company, Chicago, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F17C 9/02 (2006.01); F17C 3/10 (2006.01); F17C 5/06 (2006.01);
U.S. Cl.
CPC ...
F17C 5/06 (2013.01); F17C 9/02 (2013.01); Y02E 60/321 (2013.01);
Abstract
A thermodynamic pump for provides gaseous hydrogen employing a plurality of liquid hydrogen (LH2) tanks sequentially pressurized with gaseous hydrogen (GH2) from an accumulator. A heat exchanger receiving LH2 from each of the plurality of tanks as sequentially pressurized returns pressurized GH2 to the accumulator for supply to an engine.