Canonical Posture Pen
A posture and standardized technology, which is applied in the field of pressing writing pens, can solve the problems of increased psychological burden caused by posture correction awareness, finger discomfort, and inability to freely move the pen, and achieve the effects of avoiding bad posture, limited cost, and increased cost
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[0018] The present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments.
[0019] exist figure 1 The middle sensing part has two parts, the annular groove 9 and the button 10: the annular groove 9 is a hollow dumbbell body through which the refill 1 can pass, the front part and the rear part of the front tube are indented and connected, and the rear end is connected with the middle tube. Connect as a whole, thereby forming the front and rear inner surfaces of the annular groove 9, and the rear inner surface has three equidistant through holes, which are respectively communicated with the slot bottom slit to form a passage. The channel is 4.5mm long and 2.2mm wide, and the through hole is 1.2mm long and 1.5mm high. Wide 15mm between annular groove 9 two groove limits, generally can select 10-25mm, and annular groove 9 front groove margins are apart from pen tube front end 25mm, generally can select 15-25mm. The but...
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