| 摘要 |
<p>Bicycle crank comprising: an elongated core (10) with a first and a second end (12, 14), a first and a second insert (24, 26) arranged on the ends of said core (10), and a high-resistance fibre coating incorporated in a plastic material matrix forming a casing incorporating said core (10) and said inserts (24, 26). The core (10) is a pre-formed element and each insert (24, 26) is connected to the respective end (12, 14) of the core (10) by means of a respective union element (16, 18) with recesses (20, 32, 22, 34) for establishing a shape coupling with an insert (24, 26) and the respective end portion (12, 14) of the core (10). <IMAGE></p> |
