Patent · US Active

Spring loaded pressure relief door

US8439308B2 · kind B2 · utility

14Cited by

9References

19Claims

0Family size

Assignee

The Boeing Company · US

Inventors

Michael Armstrong · Kent, US
Michael D. Jones · Portland, US
Kent W. Dunstan · Federal Way, US

Key dates

Filing date	Nov 19, 2010
Grant date	May 14, 2013
Priority date	—
Expiry date	Feb 2, 2031

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF05D2260/38
WIPO fieldControl
WIPO sectorInstruments

Abstract

A pressure relief apparatus for an engine compartment having a wall and an opening in the wall is provided. The pressure relief apparatus includes a door panel arranged in blocking relationship to the opening in the wall of the engine compartment, a plurality of hinges coupling the door panel to an inner surface of the wall of the engine compartment, a spring assembly coupled between each hinge and the inner surface of the wall, wherein the spring assembly includes a canister having an open end and a spring element housed within the canister, and a support fitting mounted to the engine compartment wall and having a portion extending toward the open end of the canister for applying a compressive force on the spring element.

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