Title:
FIRE SEAL STRUCTURE FOR AIRCRAFT, AND AIRCRAFT
Document Type and Number:
Japanese Patent JP2018090115
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a fire seal structure for an aircraft, applicable for an interval between members having large relative displacement, capable of improving a fire seal performance, and capable of reducing a burden of maintenance.SOLUTION: A fire seal structure 10 includes a wall 11 included in a pylon body 2A, and walls 121, and 122 included in a thrust reverser cowl 5C, and a labyrinth-like gap 13 is formed by the plurality of walls 11, 121, and 122. All of the plurality of walls 11, 121, and 122 are constituted from a refractory material, and the tips of the walls are in non-contact with the other member during a stationary time when the pylon body 2A and the thrust reverser cowl 5C do not relatively move. The one wall 11 among the plurality of walls 11, 121, and 122 is a spring wall functioning as a spring, and comes mostly close to a facing member 123 among the plurality of walls 11, 121, and 122 during a stationary time.SELECTED DRAWING: Figure 3
Inventors:
TAKEUCHI HIROSHI
Application Number:
JP2016235821A
Publication Date:
June 14, 2018
Filing Date:
December 05, 2016
Export Citation:
Assignee:
MITSUBISHI AIRCRAFT CORP
International Classes:
B64C1/40; B64D29/06; B64D33/00
Attorney, Agent or Firm:
Mitsuru Oba
Horikawa Miyuki
Yuko Otake
Yamashita Seiko
Horikawa Miyuki
Yuko Otake
Yamashita Seiko