| 摘要 |
FIELD: road control. SUBSTANCE: invention refers to facilities laying obstacles to advancement of motor vehicles. Facility composed of set of crossing plates 1 jointed in crossing points and by ends of axles 2 on which tenons 3 directed vertically upwards are put is installed across traffic lane. Slipping rings 4 with holes are put on tenons 3. Ends of soft wire 5 pass through hole in axle 2 of joint, through uniaxial holes in tenons 3 arranged above and through slipping ring 4 put on tenon in this place are tightened in the form loop pulling base of tenon 3 to axle 2 of joint. EFFECT: provision of rigid registration of tenon in blocking facility up to moment of running of tyre of motor vehicle against it and face leaving of tenon off blocking facility after its implantation into tyre. 2 dwg |
