Multifunctional vector arithmetic unit
A vector calculator and multi-functional technology, applied in the field of stationery, can solve the problems of intuition, vividness, slow understanding, complicated calculation, etc., and achieve the effects of easy understanding and learning, simple operation and convenient calculation
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[0016] Reference attached Figure 1 to Figure 3 , The present invention provides a multifunctional vector calculator that can directly obtain the magnitude and direction of the vector to be measured, including four measuring sides 11, 12, 13, 14 hinged end to end into a quadrilateral, and one set of diagonal corners of the quadrilateral The upper hinge has a hypotenuse 2, and the measurement sides 11, 12, 13, 14 and the hypotenuse 2 are equipped with scale lines and scale numbers. The measurement sides 11, 12, 13, 14 and the hypotenuse 2 are all telescopic rods. A protractor 3 is provided at one end of 2.
[0017] As a preferred embodiment, the telescopic rod is composed of several hollow support rods, the latter hollow support rod is inserted into the previous hollow support rod, the hollow support rod is provided with scale lines and scale numbers, and the hollow support rod located at the front The scale numbers are arranged from small to large along the expansion and contrac...
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