Production system using wafer-like carrier jig

Claim 1

A production system comprising: transporting means for transporting works between at least two of a plurality of processing means; a jig having, a carrier for holding each of a plurality of works, the carrier having an opening means in one direction for loading and unloading said works, and peripheral walls in three other directions thereof having work storage grooves for storing the plurality of works with gaps left therebetween, and bases having a projected and a recessed portion, constructed to be capable of superimposing a plurality of said carriers one above another, wherein said carrier is transported on said transporting means, a container means for containing said works in said carrier, and first means for selectively supplying each of said works from said jig to one of said processing means for processing and for storing said works after processing; buffering means for temporarily holding the plurality of said works as a plurality of product groups, to be transported by said transporting means; identifying means for identifying a product group to which each of said works belongs; determining means for determining an order of transporting each of said plurality of words held in said buffering means in accordance with an identification of said works; and interface means for supplying said plurality of product groups held in said buffering means to said transporting means according to the order determined by said determining means.