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:
Jan. 09, 2024

Filed:

Jan. 26, 2021
Applicant:

Bell Textron Inc., Fort Worth, TX (US);

Inventors:

Thomas Dewey Parsons, Fort Worth, TX (US);

Keith David Weaver, North Richland Hills, TX (US);

Chris James Ludtke, Grapevine, TX (US);

Paul Madej, Grand Prairie, TX (US);

Andrew Jordan Birkenheuer, Arlington, TX (US);

Assignee:

Textron Innovations Inc., Providence, RI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A62C 3/08 (2006.01); A62C 35/02 (2006.01); A62C 31/02 (2006.01); A62C 35/68 (2006.01);
U.S. Cl.
CPC ...
A62C 3/08 (2013.01); A62C 31/02 (2013.01); A62C 35/023 (2013.01); A62C 35/68 (2013.01);
Abstract

Embodiments are directed to a rotorcraft comprising an airframe having an engine compartment, an engine disposed within the engine compartment, at least one fire bottle configured to hold a fire extinguishing agent, at least one agent tube coupled to the fire bottle and configured to carry the fire extinguishing agent to the engine compartment, and a nozzle on the at least one agent tube, the nozzle positioned above the engine and oriented in a downward-facing direction. The nozzle has at least one opening and is configured to allow liquid to drain out of the at least one opening instead of allowing the liquid to flow into the at least one agent tube. The nozzle may have a chamfer opening that faces downward.


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