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:
Oct. 08, 2019
Filed:
Dec. 29, 2016
Applicant:
Loon Llc, Mountain View, CA (US);
Inventor:
Keegan Gartner, San Jose, CA (US);
Assignee:
Loon LLC, Mountain View, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64B 1/62 (2006.01); F01D 15/00 (2006.01); F01D 25/24 (2006.01); F01D 5/04 (2006.01); B64B 1/64 (2006.01); B64B 1/60 (2006.01);
U.S. Cl.
CPC ...
B64B 1/62 (2013.01); B64B 1/60 (2013.01); B64B 1/64 (2013.01); F01D 5/04 (2013.01); F01D 15/00 (2013.01); F01D 25/24 (2013.01);
Abstract
A fixed housing that is configured to be coupled to a balloon envelope and an impeller housing disposed within the fixed housing, wherein the impeller housing and the fixed housing form a seal in a closed position, wherein the impeller housing is moveable into the balloon envelope relative to the fixed housing in an open position, and wherein the impeller housing defines an unobstructed airflow passageway between an internal chamber in a balloon envelope and the atmosphere in the open position.