| 摘要 |
<p>A lifting element for use with a transfer trolley, the element comprising: a support member having a support surface and a sheath attached to the support member such that, in an initial configuration, a first portion of the support surface is covered by the sheath and a second portion thereof is uncovered, wherein the sheath is operable to be inflated so as to cause the sheath to extend and evert, insinuating itself under a load in order to support the load, and, after inflation, the support member and the sheath may be moved with respect to each other so that the support member extends further into the sheath, the second portion of the support surface is covered by the sheath and the support surface at least partially supports the load.</p> |
