Pen-and-ink calligraphy practicing instrument
A technology of hard pen and stroke, applied in the direction of instruments, educational appliances, teaching aids, etc., can solve the problems of unable to display the handwriting of writing, affecting the effect of practicing calligraphy, etc., and achieve the effect of simple structure, low cost, and improved effect.
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example 1
[0015] Example 1: Refer to figure 1 , on the colored bottom plate [1] of the color changer, a solid or thick glue color developer [2] is coated, and a transparent or translucent plastic film [3] is on the color developer [2], Among them, fluorescent plastic film is preferred. The plastic film [3] is provided with a thick induction plate [4] of 0.2-20 mm, preferably 0.5-2 mm. The induction plate [4] can be made of materials such as plastics, paper-plastic composite materials, and is stuck on the plastic film [3]; it is also possible to directly thicken the plastic film [3] to make the induction plate [4]; the induction plate [4] ] There are stroke grooves or hollowed-out stroke rails [5] made with the strokes of characters to induce and regulate the nib movement. If it is made into a stroke groove, the thickness of the bottom of the groove is less than 10 mm, so as to develop color. During use, write on the color development panel [3] in the stroke track [5] with a colorless...
example 2
[0016] Example 2: Refer to figure 2 , the color changer is a reversible color change layer [6], the color change layer [6] is provided with a 0.2-20 mm thick induction plate [4], wherein 0.5-2 mm is preferred. The induction plate [4] can be made of materials such as plastics, paper-plastic composite materials, and is pasted on the color-changing layer [6]. The induction plate [4] has stroke grooves or hollowed-out stroke rails [5] made with strokes of characters. ] to induce and standardize the nib movement. If it is made into a stroke groove, the thickness of the bottom of the groove is less than 10 mm, so as to develop color. The color-changing layer [6] is a material that can change color when encountering water, alcohol and other volatile liquids. When the liquid volatilizes, the color-changing layer will return to its original color; correspondingly, it can be written with a pen after absorbing water or alcohol. The color-changing layer [6] can also be a reversible the...
example 3
[0017] Example 3: Refer to Figure 5 , the color changer is a magnetic drawing board [16], and its color panel [17] can be made of transparent, translucent plastic, etc., and there is an induction plate [4] on it, and the preparation method of the induction plate [4] is the same as Example 1 . Use a pen [19] with a small magnetic rod [18] to write on the color development panel [17] in the stroke track [5], and the corresponding place on the color development panel [17] will change color to show the traces of writing, Move the degaussing handle [20], the traces disappear and can be reused. The structure of the magnetic drawing and writing board [16] is open, and there are many on the product market, so I won't say more here.
[0018] Example 4: Refer to Figure 6 , 7 , the reversible color changer is an electric to color changer: a layer of transparent electrode [21] and a grid [23] made of non-conductor between the electrode [22] and filled with particles such as positive...
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