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US 12,109,445 B2Granted
Fire extinguishing system and method
AssigneeThe Boeing Company
InventorsJohn A. Weidler, George A. McEachen, Robert S. Wright, Daniel W. Baisley, Sarah M. Wickham, Mark D. Byers
Life of this patent
Estimating the term…
Abstract
A fire extinguishing system includes a storage vessel and a fluidic oscillator. The storage vessel is configured to contain a fire extinguishing agent. The fluidic oscillator is configured to receive the fire extinguishing agent from the storage vessel, and discharge a continuous jet of the fire extinguishing agent while oscillating the jet back and forth through a sweep angle.
Claims20
An aircraft, comprising:
- a turbofan engine having:
- a fan duct outer wall surrounding rotatable fan blades and configured to receive an air flow;
- a fan duct inner wall surrounding an engine core located downstream of the fan blades, the fan duct inner wall and the engine core defining an annular gap configured to receive a core flow as a portion of the air flow;
- a storage vessel configured to contain a fire extinguishing agent in a liquid form;
- and
- a fluidic oscillator configured to receive the fire extinguishing agent from the storage vessel, and discharge a continuous jet of the fire extinguishing agent into the core flow passing through the annular gap while oscillating the jet back and forth through a sweep angle.
3 more elements
Dependencies are inferred from the claim text.