| 摘要 |
FIELD: mechanical engineering; materials handling facilities. SUBSTANCE: vehicle-mounted hoist has skeleton with lifting platform and drive for lifting and lowering the platform relative to skeleton. Skeleton is made in form of extensible U- shaped frame-carriage with longitudinal sides relative to which platform is locked and from which platform is suspended through flexible ties with angle pulleys. Ends of flexible ties are secured on turnable drums mechanically coupled with platform lifting-lowering drive through detachable gear trains. Frame-carriage is installed for movement on base through guides. Platform lifting-lowering drive and frame-carriage drive are installed on base. Hoist can be made in form of separate mounting unit, and U-shaped frame-carriage can be made telescopic. EFFECT: enlarged zone of servicing outside vehicle vestibule. 3 cl, 12 dwg
|
