Patent ID: 7326021
Filing Date: 2008-02-05
Classification: H01L,Y10S

Abstract:
1. A device for automatically loading a load of silicon wafers to be treated in a diffusion oven and unloading treated silicon wafers from the diffusion oven, said load being placed on at least one cantilever adapted to receive all of a load to be treated, said load comprising a plurality of silicon wafers initially arranged in batches in a plurality of baskets, said device comprising: automatic multi-basket transfer equipment receiving on a reception area all the load to be treated, and effecting, after thermal treatment, the transfer of all of a treated load toward the reception area in their original positions according to a predetermined scenario and prerecorded in a memory of a multi-task supervisory unit that is electrically connected to said transfer equipment, the supervisory unit ensuring the supervision and control of various transfer operations, wherein the automatic multi-basket transfer equipment comprises: