| 摘要 |
<p>A flipper comprising a foot-receiving portion (3) and a web extending essentially forwards from the foot (1). The foot-receiving portion (3) and the web form a continuous shaped structure with a substantially triangular cross-section along any one of the half planes intersecting an axis (2) located at the front of the foot in the region of the ankle crease perpendicularly to the sole of the foot, wherein the outer corner of the triangle forms the edge (4) of the flipper.</p> |
