Patent · US Expired

Door which is intended to be positioned between the cockpit and the cabin of an aircraft

US7568659B2 · kind B2 · utility

26Cited by
5References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 4, 2003
Grant dateAug 4, 2009
Priority date
Expiry dateDec 4, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB64C2001/009
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

The invention relates to a door (8) designed to be inserted between a cockpit and a cabin of an aircraft, the door comprising a cockpit side (8a) and a cabin side (8b). According to the invention, the door comprises at least one trapdoor (22) capable of closing off a passageway (20) passing through the door and secondly being opened towards the cabin side, the door also comprising a locking/unlocking mechanism (30) of the trapdoor arranged on the cockpit side and that can automatically unlock the trapdoor when the difference between a cockpit pressure and a cabin pressure corresponding to the air pressures applied on the cockpit side and the cabin side of the door respectively is greater than a predetermined value.

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