摘要 |
<p>A back belt (10) comprising a continuous, non-baffled, pressurizable air chamber (14) having a top edge, a bottom edge, and a pair of opposing ends defining the periphery thereof; cushioning rims (16) along the top and bottom edges of the air chamber (14); symmetrical contouring notches (18) along the top and bottom edges of the air chamber (14) and along the cushioning rims (16); belt means (20) connected to the ends of the air chamber; valve means (11) on the air chamber and supportive wall means overlaying the air chamber, and connected to the belt means (20) and to the air chamber (14) at the ends of the air chamber (14); and a novel connector (30) permanently couples the materials from which the air chamber (14) and belt means (20) for the air chamber (14) are constructed, providing a stability to the joinder of these materials not obtainable by known sewing means.</p> |