| 摘要 |
FIELD: railway transport. ^ SUBSTANCE: gondola car is furnished with combination roof consisting of support-and-turning frame, 1, hinge-mounted on load axle 4 from each end face side of body, and two roof wings 2 hinge-mounted on upper web of longitudinal beams of support-and-turning frame. Combination roof is shifted by power cylinders to both sides of body. Each wing is moved by screw lifts manually to open wings and provide heaped loading of car. Shifting of combination roof is carried out in steps. For this purpose device is provided on end face walls of body with fitted-on stop units providing holding of roof of each lifting-lowering step, and additional support posts for re-placing power cylinders from step to step are arranged on platform from side of said walls. Shifting of roof at mass loading of cars is done using boom cranes or movable hoists. ^ EFFECT: improved ecological characteristics, enlarged sphere of application of gondola cars. ^ 4 cl, 5 dwg |
