| 摘要 |
FIELD: transport. ^ SUBSTANCE: proposed device comprises rail carriage 10, pair of front and rear lifting guide masts 11 mounted on said carriage and jointed together by top frame 14 at their top ends, lifting device 12 and articles transfer device 13 arranged in said device 12. Each aforesaid pair may guide lifting device vertically via contact therewith. One of aforesaid pairs comprises assemblage of vertical spaced apart posts (16a, 16b, 16c, 16d) and assemblage of diagonal elements 17 to joint adjacent posts together. One of said pairs features cross section larger than that of another pair. Aforesaid posts are arranged vertically and spaced apart along carriage travel direction. Multiple diagonal elements are arranged to joint adjacent posts together along carriage travel direction. ^ EFFECT: higher strength of lifting guide masts without increasing carriage weight. ^ 3 cl, 7 dwg |
