| 摘要 |
<p>The accessory may be coupled under the perambulator, and consists of a support frame for two parallel skis. The distance between the skis is adjustable. The accessory (1) has a support frame (2) for the two skis (3), which are joined by a transverse connector beams (4). The beams, and the skis which have upturned ends are adjustable, utilising holes (21) and studs with buttererfly nuts (7). Each ski is via parallel pivot arms (9), connected to a corresponding angle iron (8). A draw spring (10) pulls the skis towards the support frame.</p> |
