Quick line printer is used to highway

• Main Author: DU JIANAN
• Format: Patent
• Language: Chinese; English
• Published: 13.11.2018
• Subjects: CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, ORTHE LIKE; FIXED CONSTRUCTIONS; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR

The utility model discloses a quick line printer is used to highway, including connecting rod and jack, the connecting rod has two, and two connecting rod parallel arrangement, the equal fixedly connected with curb plate in both ends of connecting rod, two the lateral wall that the curb plate was carried on the back mutually all rotates and is connected with two wheels, one of them the upper end fixed connection of connecting rod and jack promotes arc rod, can rotate the balancing weight with the second sleeve is tensile again to the longest with insertion rod, makes it inconsistent with the bottom surface, adjusts the jack simultaneously, makes wheel and ground no longer contact, promote the curb plate can draw up circular, when needing the drawing straight line, can in only needing to take in first sleeve with insertion rod and second sleeve to it can to adjust extremely weak point with the jack. The utility model discloses both can draw the straight line, and also can draw circularly, it is convenient to a