Marking scroll ruler for design

• Main Authors: HE JINGGANG, YANG SEN, WANG DAN
• Format: Patent
• Language: Chinese; English
• Published: 08.12.2020
• Subjects: MEASURING; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS; MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS; PHYSICS; TESTING

A marking scroll ruler for design comprises a measuring tape body, a ball type ruler head and a sliding marking mechanism, the front end of a ruler strip of the measuring tape body is in a ball type ruler head form, the ball type ruler head comprises a backup plate, the backup plate is perpendicular to the ruler head, and a plurality of balls are arranged on the inner wall of the backup plate in arotating mode; a sliding marking mechanism is arranged on the measuring tape strip in a sliding mode and comprises a sliding block, the whole sliding block is in a cube shape, a sliding groove is formed in the bottom of the sliding block, a marking pen inserting hole is formed in the middle of the sliding block, a connecting rod is hinged to the front end face of the sliding block, and a grindingwheel is fixedly arranged at the tail end of the connecting rod. The device is simple in structure, convenient to use, low in manufacturing cost and easy to maintain. The problems that in the prior art, a marking tool is stif