Fire Extinguishing Discharge Nozzle for Helicopter Engine Compartment
AssigneeTextron Innovations Inc.
InventorsThomas Dewey Parsons, Keith David Weaver, Chris James Ludtke, Paul Madej, Andrew Jordan Birkenheuer
Life of this patent
Estimating the term…
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 below the engine and oriented in a upward-facing direction. The nozzle has at least one opening that is closed by a spring-loaded valve.
Claims14
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 at least one 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 below the engine and oriented in an upward-facing direction, wherein the nozzle is configured to prevent liquid from flowing into the at least one agent tube.
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 at least one fire bottle and configured to carry the fire extinguishing agent to the engine compartment;
- a nozzle on the at least one agent tube, the nozzle positioned below the engine and having an opening oriented in an upward-facing direction;
- and
- a spring-loaded check valve that permits flow only in one direction to prevent liquid or foreign objects from entering the at least one agent tube.
Dependencies are inferred from the claim text.