| 摘要 |
An air-operated speech aid that includes a cover cup, a tube, a sound guide tube, a gasket, and an internal tube. The cover cup of the speech aid is provided with a breathing hole, and a side of the breathing hole is clasped into a soft air gate. One end of the sound guide tube is encased in a sleeve or a mask type cover member. |
| 主权项 |
1. An air-operated speech aid, comprising:
a cover cup, the cover cup assumes a bowl shape, one end of the cover cup is provided with a cup edge, the center of an outer side of the cover cup is provided with a breathing hole, and a side of the breathing hole is provided with a clasp hole, a soft air gate is clasped within the clasp hole using a clasp post, thereby fixing the air gate at the position of the breathing hole; a tube, one end of the tube is connected to the cover cup, the interior of the tube is provided with a pronunciation rubber piece; a sound guide tube, one end of the sound guide tube is connected to one end of the tube, the other end of the sound guide tube is connected to a mask type cover member; a gasket, an inserting groove at one end of the gasket enables a cup edge of the cover cup to insert therein, thereby fixing the gasket, a center of the gasket is provided with a hole; a internal tube, the internal tube penetrates and is disposed in the hole of the gasket, a tapered form gradually tapers outward from the front edge of the internal tube, a tube opening of an inner side of the internal tube assumes an outspread oblique-angled form. |
