Patent ID: 6739551
Filing Date: 2004-05-25
Classification: B64C,B64D,G08B

Abstract:
An entrance deterrent for the flight crew compartment of an airliner for establishing a deterrent enclosure adjacent said flight crew compartment door, said deterrent enclosure comprising:a bulkhead separating a flight crew compartment from a passenger compartment, said bulkhead having a fixed door for entrance and exit said flight crew compartment; a unitary, accordion fold side wall and ceiling having a first end secured to said bulkhead about said fixed door, and a second end secured to a periphery of a front wall, said front wall having a door and security means formed therein; an extension means secured to said bulkhead and said front wall, said extension means deploying said unitary side wall and ceiling from a collapsed orientation proximate said bulkhead to an extended orientation and from said extended orientation to said collapsed orientation; a guide means for guiding said front wall and said unitary side wall and ceiling from said collapsed orientation to said extended orientation and from said extended orientation to said collapsed orientation, said guide means comprising a pair of parallel rails secured to the deck and extending perpendicular from said bulkhead and disposed on both sides of said fixed door, said rails having a plurality of channels formed on an upper surface; and a transport means for deploying said front wall and said unitary side wall and ceiling from said collapsed orientation to said extended orientation and from said extended orientation to said collapsed orientation; said transport means comprising a yoke member having a roller means rotatably disposed therein, said yoke member secured to said front wall, said roller means aligned and guided within one of said plurality of channels in said parallel rails, said yoke means further having a depending arm slidably engageable within one of said plurality of channels of said rails.