Left-hand used callipers

• Main Authors: LIMING MA, FENGSHAN WU
• Format: Patent
• Language: English
• Published: 02.01.2002
• Edition: 7
• Subjects: MEASURING; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS; MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS; PHYSICS; TESTING

A caliber rule used by a left hand is provided. The utility model comprises a ruler body, a ruler frame, an inner measuring jaw, an outer measuring jaw and a reading device, wherein the ruler body 2 is arranged on the ruler frame 5 in the form that the inner measuring jaw 6 and the outer measuring jaw 7 are arranged on the right end, and the tail of the ruler body is arranged on the left end; the reading device can be a vernier or an electronic digital display device, or a double reading device provided with a set of verniers and an electronic digital display device at the same time, or a reading meter, and the electronic digital display device is provided with an interface port 3 that can be connected with a computer. The utility model is suitable for measuring with a left hand, which realizes the instant reading, and processes data through the computer.