Anti-falling molar protection pad
The utility model provides an anti-falling molar protection pad. The anti-falling molar protection pad comprises a protection piece, a connecting piece and a limiting piece, the protection piece is provided with a cavity for embedding a gum along the length direction; one end of the connecting piece...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model provides an anti-falling molar protection pad. The anti-falling molar protection pad comprises a protection piece, a connecting piece and a limiting piece, the protection piece is provided with a cavity for embedding a gum along the length direction; one end of the connecting piece is connected with the protection piece, and the other end is fixedly connected with the limiting piece. The cross section of the limiting piece is larger than that of the protection piece; the protection piece is provided with a narrow end part and a wide end part in the length direction, and the cross section area of the narrow end part is increased in the direction of the wide end part. The cavity is provided with a narrow port and a wide port in the length direction, the opening area of the narrow port is increased in the direction of the wide port, and an arc-shaped wall face is arranged between the two ports and distributed oppositely. A first anti-skid structure is arranged in the protection piece; and a sec |
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