| 摘要 |
<p>The invention relates to a convertible tricycle comprising a frame (1) fitted with a saddle (2) and with two wheels (3, 3a), a second element comprising handlebars and forks pivoting a tube (7) and fitted with a driving wheel (9) operated by rotational-drive means (10, 11, 12, 12a), a third element comprising an articulated connecting brace (20), the top part of the tube (7) being articulated to the front of the frame (1), the bottom part of the tube (7) being connected to the rear of the frame (1) via the brace (20) which is articulated (14, 21) at its front end to the tube (7) and articulated (22, 22a) at its rear end to the frame (1), the pivot pins (13, 21, 22, 22a, 28) of the articulations allowing the convertible tricycle to be folded from an unfolded form in which the tricycle can be used for riding along a road, into a folded form of the tricycle which is referred to as the trolley form.</p> |
