| 摘要 |
FIELD: transport engineering; railless vehicles. ^ SUBSTANCE: proposed semitrailer consists of frame, body, support device and parking brake. One of screws of support device is made hollow, and length of steel wire rope is fitted in screw for translational movement and engagement with parking brake of semitrailer and movable members of support legs. ^ EFFECT: improved operating conditions and safety at servicing of trailer-trains. ^ 3 dwg |
