Patent · US Active

Multi-stage evacuation systems and methods for aircraft

US11999494B2 · kind B2 · utility

0Cited by

5References

20Claims

0Family size

Assignee

The Boeing Company · US

Inventors

Angela Noelani Cruz · Seattle, US
Mark E. King · Maple Valley, US
Steven P. McDonald · Marysville, US

Key dates

Filing date	Jul 25, 2022
Grant date	Jun 4, 2024
Priority date	—
Expiry date	Oct 28, 2042

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB64D25/14
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

An emergency evacuation system is configured to be stored in a compartment below an exit door of an aircraft. The emergency evacuation system includes a first floatation device including an internal inflator, and a second floatation device including an open inflation system. The second floatation device is coupled to the first floatation device.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.