| 摘要 |
FIELD: transport.SUBSTANCE: invention relates to ventilation door systems. Proposed system comprises ventilation door, cam arranged thereon, and moving assembly. Said cam has groove. Moving cam displaces ventilation door from closed position into open position and vice versa. Moving assembly comprises roller arranged inside said groove, first and second levers secured to aircraft door. First lever turns in response to displacement of moving assembly to make second lever turn. Second lever moves ventilation door in open position in overcoming the resistance.EFFECT: ruled out jamming at icing over.20 cl, 8 dwg |
