| 摘要 |
<p>The trucks having been admitted to a warehouse and unloaded are allowed to roll empty towards an exit, where they are stopped on a ramp. The reciprocating pusher has a cam which picks up the end stop (7) underneath the truck. The rocking arm (14) acts under the action of the jack (24) and the return spring (16) to force the truck to the position (2) outside the warehouse. The return spring is carried on a rod which passes through a crosshead. The entire mechanism is carried on the support beam (10).</p> |
