| 摘要 |
<p>The platform has a set of wheels supporting a parallelopiped shaped floor (2). A connection mechanism (6) has a bar (57) sliding in a lateral edge (5) of the floor between fixing and rest positions. A connection unit (9) of the mechanism retains the floor with a floor (7) of another platform and joins the platforms in the fixing position, and maintains the mechanism and does not retain the floors in the rest position. The connection unit is swingingly moved with respect to the bar between the fixing and rest positions in which the unit retains and does not retain the floors, respectively.</p> |
