| 摘要 |
A seat for a swing, the seat being of composite structure comprising a first member (1 min ), which is sufficiently rigid to bear the weight of a user, and a second member (2) of a compressible polymeric material, the first member being of substantially laminar form and the second member covering at least part of the peripheral edge of the first member, in which the first member (1 min ) is made of a lightweight metal alloy and has a number of integrally-formed ribs (106 min ) depending from its underside. |
