A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
The invention discloses an apparatus for drawing lines, and belongs to the technical field of technical teaching instruments. The apparatus comprises a rectangular parallelepiped box which is open on the top, a vertical rectangular opening is formed in the bottom of the box, an inclined guide plate is arranged on one side of the opening, a baffle is arranged in the middle of the box and can rotate around a shaft at the upper part of the box, a cover plate is arranged on the right side of the upper part of the box, a lime powder inlet is formed in the cover plate, wheels are arranged at the bottom of the box, and a towing handle is mounted on one side of the box. The apparatus solves the problems that in the prior art, the drawn lines are not straight, not uniform in width, and not beautiful.
The invention discloses an apparatus for drawing lines, and belongs to the technical field of technical teaching instruments. The apparatus comprises a rectangular parallelepiped box which is open on the top, a vertical rectangular opening is formed in the bottom of the box, an inclined guide plate is arranged on one side of the opening, a baffle is arranged in the middle of the box and can rotate around a shaft at the upper part of the box, a cover plate is arranged on the right side of the upper part of the box, a lime powder inlet is formed in the cover plate, wheels are arranged at the bottom of the box, and a towing handle is mounted on one side of the box. The apparatus solves the problems that in the prior art, the drawn lines are not straight, not uniform in width, and not beautiful.
Apparatus for drawing lines
LI YULONG (author)
2015-04-08
Patent
Electronic Resource
English
IPC:
E01C
Bau von Straßen, Sportplätzen oder dgl., Decken dafür
,
CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE
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