Pen
A technology for pen refills and pen covers, applied in printing, writing utensils, writing connectors, etc., can solve problems such as bad hand feeling and changing the center of gravity, and achieve the effects of avoiding loss, easy carrying, and convenient operation
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[0014] The technical solutions of the present invention will be further specifically described below through the embodiments and in conjunction with the accompanying drawings.
[0015] like Figure 1 ~ Figure 4 As shown, the pen comprises a pen cover 1, a pen body 2, a pen core 3 and a pen base 4, and the pen body 2 is provided with a support 5 and a pen core base 6, the support 5 is annular, and the support 5 is set There is a hole 51 for the pen core 3 to pass through. The pen core base 6 is provided with a depression 61 for the pen core 3 to be inserted. The depression 61 is cylindrical, and the diameter of the cylinder is slightly larger than the diameter of the pen core 3. The support 5 and A spring 7 is arranged between the refill bases 6, the refill 3 passes through the spring 7, the pen body base 4 is provided with a groove 41, the pen case 1 is provided with a convex card 11, and the pen case 1 is set on the pen body At 2 o'clock, the convex-shaped card 11 passes thr...
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