| 摘要 |
<p>A triangular flexible support portion has of inner (1) and outer (1') sheets with holes top and bottom for supporting straps, and there is a conventional collector pouch (4). The rear sheet (1) has a large square opening (3), and the pouch has a small circular opening (12). Between the two support sheets is a double faced self adhesive layer (7), and between the front adhesive face and the outer support sheet (1') is a circular spacer disc (5) of e.g. rubber with a hole (6) through it smaller than the hole (8) through the outer support sheet (1') are the hole (9) through the adhesive sheet so that the hole through can be adjusted for good sealing. On the outside of the outer support sheet (1') is an absorbent foam disc (10) to contact the skin of the user.</p> |
