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.

Date of Patent:
Apr. 21, 2020

Filed:

Oct. 04, 2017
Applicant:

Makani Technologies Llc, Alameda, CA (US);

Inventors:

Robert S. Sellers, Mountain View, CA (US);

Elias Wolfgang Patten, Mountain View, CA (US);

Assignee:

Makani Technologies LLC, Alameda, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F03D 9/34 (2016.01); B64C 39/02 (2006.01); F03D 17/00 (2016.01); F03D 9/25 (2016.01); H02K 7/18 (2006.01); F03D 5/00 (2006.01); D07B 1/14 (2006.01); B64C 31/06 (2020.01);
U.S. Cl.
CPC ...
F03D 9/34 (2016.05); B64C 31/06 (2013.01); B64C 39/022 (2013.01); D07B 1/145 (2013.01); F03D 5/00 (2013.01); F03D 9/255 (2017.02); F03D 17/00 (2016.05); H02K 7/183 (2013.01); F05B 2240/917 (2013.01); F05B 2240/921 (2013.01); Y02E 10/70 (2013.01); Y02E 10/725 (2013.01); Y02E 10/728 (2013.01);
Abstract

An example system includes a ground station, an aerial vehicle, a tether, a probe, and a control system. The tether includes a core having a strength member as well as an electrical conductor that is wound around the core. The probe is attached to the strength member so that the probe is able to measure an electrical property of at least a portion of the strength member. The control system is configured to measure the electrical property along the strength member at a predetermined measurement rate and also determine that the electrical property is outside a predetermined range. Based on the electrical property, damage to the tether core can be assessed.


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