| 摘要 |
<p>A sytem for securing a bearing or bearing assembly of a fork particularly for swivel castors, comprising a castor body (1) rotatable around a substantially horizontal axis (X) carried by a fork (2), in turn rotatable by means of a bearing or bearing assembly and the like (6; 38) around a substantially vertical axis (Y), and a device (10; 200) for securing the bearing or bearing assembly of the fork comprising a cover (11) that carries integral bottom and top pins (18, 14) on its upper and lower surface, respectively; the bottom pin (18) engaging in the inner race (100; 33) of said ball bearing or bearing assembly and the like (6; 38) and the top pin engaging inside a hollow tube connected to the frame of a trolley or the like.</p> |
