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:
Aug. 16, 2022
Filed:
Sep. 18, 2018
Applicant:
Aerostar International, Inc., Sioux Falls, SD (US);
Inventors:
Kevin Anderson, Mountain View, CA (US);
Keegan Gartner, Mountain View, CA (US);
Assignee:
Aerostar International, Inc., Sioux Falls, SD (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64B 1/70 (2006.01); B64B 1/40 (2006.01); F04D 27/02 (2006.01); F04D 29/44 (2006.01); B64B 1/62 (2006.01);
U.S. Cl.
CPC ...
B64B 1/70 (2013.01); B64B 1/40 (2013.01); B64B 1/62 (2013.01); F04D 27/0215 (2013.01); F04D 29/441 (2013.01);
Abstract
An altitude control system for an unmanned aerial vehicle includes a compressor assembly defining a plenum therein, a passive valve assembly coupled to a first portion of the compressor assembly and in fluid communication with the plenum, and an active valve assembly coupled to a second portion of the compressor assembly and in fluid communication with the plenum. A method of controlling an altitude of an unmanned aerial vehicle and an unmanned aerial vehicle are also provided.