Articles are flexibly delivered to and removed from load ports using a large number of buffers and a large number of local vehicles that can freely choose a travelling path. A plurality of overhead travelling vehicles each having a hoist travel along an overhead travelling vehicle travelling route. A local vehicle travelling route is disposed under the overhead travelling vehicle travelling route and over a plurality of load ports at a position higher than the load ports. A plurality of local vehicles each including a hoist travel along the local vehicle travelling route. A plurality of buffers are disposed along the local vehicle travelling route. The local vehicle travelling route includes a plurality of local vehicle travelling routes that are provided in parallel, and the local vehicles are configured to diverge and merge from one local vehicle travelling route to another local vehicle travelling route. The local vehicles transport articles between a load port and a buffer under control of a controller. The overhead travelling vehicles, under control of the controller, transfer articles to and from a load port or a buffer and transport articles between a load port or a buffer and a section other than the local vehicle travelling routes.
CARRYING SYSTEM AND CARRYING METHOD
TRAGESYSTEM UND TRAGEVERFAHREN
SYSTÈME DE TRANSPORT ET PROCÉDÉ DE TRANSPORT
2021-06-09
Patent
Electronic Resource
English
VEHICLE CARRYING DEVICE, VEHICLE CARRYING METHOD AND VEHICLE CARRYING SYSTEM
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