Multi -functional myopia prevention support
The utility model discloses a multi -functional myopia prevention support, including base, montant and fender frame, keep off the frame and pass through the top shoe with the montant and is connected, base and montant are through descending the slider to be connected, keeping off the frame and can r...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The utility model discloses a multi -functional myopia prevention support, including base, montant and fender frame, keep off the frame and pass through the top shoe with the montant and is connected, base and montant are through descending the slider to be connected, keeping off the frame and can rotating in the top shoe, the top shoe slides from top to bottom at the montant, when sliding the highest position, keeps off the forehead, is difficult for bowing, when sliding the montant lower part, block the chest, be difficult for falling, the smooth montant middle part of arriving is rotated and is kept off the frame, and the fender frame blocks the chest, and the chest is difficult for leaning forward. The height that keeps off the frame can be adjusted to montant and lower slider elastic connection. Down the slider rotates with the base and is connected, can rotate and packs up the fender frame. The base can be through the bolt fastening at the table along last. The utility model discloses the myopia prevention support can block the multiple condition such as listen to the teacher and do one's assignment, corrects the position of sitting, makes the utility model discloses a myopia prevention support has that it makes peace to listen on class does the homework multi -functionally, the fender volume, keeps off the chest and keeps off the chin, and comprehensive effective, it is convenient to adjust in addition. |
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