| 摘要 |
The set consists of the seat (1), which is connected to the first fixed or detachable joint (2) of the first body (3) of a folding mechanism; further comprising a cover (4), which is connected to a second fixed or detachable joint (5) with the second body (6) and from the central body (7) of a folding mechanism. The first and second joints (2, 5) is preferably made up of a complementary groove and track and composed of a series of holes and pins, or it is a clip or a threaded joint. The central connecting element (7) of a folding mechanism comprises from a braking mechanism and / or an early withdrawal mechanism, and is made of a thermoplastic or thermosetting plastic, or metal. |
