| 摘要 |
FIELD: railway transport; permanent way. ^ SUBSTANCE: invention relates to device for metered delivery of ballast at construction, repair and maintenance of tracks. Proposed hopper-meter has bin 1 with discharge holes and covers 3 made in form of angle or curvilinear sections with drive to provide possibility of their re-adjustment in height. With meter in operating position, covers cannot lower below lower plane of meter. Covers 3 are arranged in one vertical plane with discharge hatches, width of cover base is not less than width of hatch hole, and length exceeds length of hole. ^ EFFECT: simplified design of meter. ^ 14 cl, 1 dwg |
