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:
Jun. 27, 2023
Filed:
Dec. 10, 2019
Aerostar International, Llc, Columbia, MD (US);
Kevin Anderson, Sunnyvale, CA (US);
Jonathan Nutzmann, Redwood City, CA (US);
John Cromie, Menlo Park, CA (US);
Nathan Winder, San Jose, CA (US);
Other;
Abstract
A system for an unmanned aerial vehicle can include an altitude control system, which further includes a compressor assembly, a valve assembly, and an electronics control assembly. The compressor assembly may include a compressor housingthat includes a compressor inlet, an outlet, and a cavityextending therethrough and joining the inlet to the outlet. A diffusermay be coupled to the compressor housing. A motor housingmay be disposed within the central cavity at the inlet of the compressor housing, and a compressor motormay be disposed within the motor housing. An impellerdisposed within the compressor housing may be coupled to a driveshaftfor rotation therewith. The valve assembly may be coupled to an openingof the compressor inlet. The valve headmay be configured to move into and away from the inlet opening so as to change a size of the circumferential area of the inlet opening.