| 摘要 |
<p>The hinge ladder consists of two ladder elements (1) connected via a hinge (6). …<??>On each ladder element (1), a telescopic ladder element (4) is mounted so as to be displaceable and it can be engaged by means of an engaging device (5) in order to be able to set different operating heights of the hinge ladder. …<??>The hinge ladder can be used for all types of applications. …<IMAGE>… </p> |
