作者: Nicolas Raspic
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摘要: A weatherproof surround, for a jettisonable panel ( 5 ) of vehicle 1 such as helicopter, possesses four confinement flanges 17 - 20 integrally formed with projecting ridge spring-clipping corresponding locking strip. Longitudinal foldable shoulders connect the to central trunk 13 ). Each flange can be folded back through pivot angle 31 at least 90°.