摘要 |
<p>The device (10) has a rail assembly (18) which is provided for receiving the transport carriages (12) with a drive device. A push rod (30) for applying force to feed line and advancing the transport carriage in a feeding section, is advanced by the drive device in a forward stroke of the feed distance and is retracted in return stroke. The push rod comprises several successively arranged portions in the feed direction (14), each provided with driver portion (34) acting on the transport carriage.</p> |