| 摘要 |
Improvement in fins consists of a part (1), the shoe and the blade (2), separated and distinct parts, articulated, and unlocked or locked together in any of a chosen fixed angular position. The shoe has inserted a device (3), that on the front and lateral (4) has two axes (5), in the central and frontal part of (4) evolves an arc like part with slots (6), that will hold the lock (7), the lock (7) is housed in "H" shaped part (8), that with two "C" shaped devices attaches to axis (5). The "H" shaped part (8) has two extensions (10) that are inserted in the blade (2) in a similar manner as extensions (3) are inserted into shoe (1). Attached to the "H" shaped part (8), there is an articulation (11) that holds a device that actuates as a hand holder (12) and spring of the locking mechanism (7). |
