| 摘要 |
FIELD: transport engineering. SUBSTANCE: sledge comprises slides made up as closed or open loop and seat. Grooves for receiving the ends of the slides are provided at the bottom of the seat, locks to fix the slide in vertical direction, and locks for securing slides after disassembling for storing and transporting. The groves serve for locking the slides to prevent them against axial and lateral movements. EFFECT: improved design. 2 cl, 1 dwg |
