| 摘要 |
PROBLEM TO BE SOLVED: To provide an alighting gear and a noise reduction device for the alighting gear reducing noise. SOLUTION: The alighting gear includes: a leg 10A; and a leg door 32 mounted to the leg 10A. The leg 10A is provided with: a trunnion 11; a wheel support part 19 for supporting a wheel 25; a leg pillar 12 for connecting the trunnion 11 and the wheel support part 19; and rod-like parts 13, 14 arranged at a front side of an airframe or a rear side of the airframe of the leg pillar 12 and bonding the leg pillar 12 and the trunnion 11 so as to become oblique relative to the leg pillar 12. The leg door 32 is arranged at a side of the airframe of the leg 10A in the state that the leg 10A is deployed. A space between the leg and the leg door is provided between the leg 10A and the leg door 32. The leg 10A is provided with air stream flowing-in and flowing out prevention means 15, 16 for preventing an air stream from passing through a space between the leg pillar 12 and the rod-like parts 13, 14 and flowing-in to the space between the leg and the leg door and preventing the air stream from passing through the space between the leg pillar 12 and the rod-like parts 13, 14 and flowing out from the space between the leg and the leg door. COPYRIGHT: (C)2010,JPO&INPIT
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