| 摘要 |
FIELD: transport. ^ SUBSTANCE: proposed transport facility comprises detachable ballast weight, lifting device to transfer ballast weight from storage position into operating position on transport facility, and support device incorporating at least one extending support shoe. Said support device is provided with at least one actuator cylinder to extend at least one support shoe so that ballast weight may be lifted and downed. ^ EFFECT: simplified design and higher efficiency. ^ 11 cl, 7 dwg |
