Device for learning breathing techniques used during swimming comprises a plate having a face drawn schematically on its upper surface, and a hole for an air outlet

摘要

Device comprises a plate (1) having a face (2) drawn schematically on its upper surface, and a hole (3) for an air outlet. Preferred Features: The face is a human face. The hole is located in the mouth region of the face. A tube (4) pulled through the hole ends shortly after its exit from the plate on the side provided with the face. Bellows (5) are fixed to the opposite end of the tube.