Patent ID: 6588308
Filing Date: 2003-07-08
Classification: H01L,H05K,Y10T

Abstract:
A method for separating products formed on a common substrate, said products each having one or more chips and connecting means connected to said one or more chips, said connecting means having connecting ends at one side of the products and remote from the chip, the method comprising:providing a rotating cutter positioned below the common substrate and a supporting element positioned above the common substrate, the supporting element having vacuuming means for holding the products such that gaps are formed between each of the products and a plurality of ducts positioned to supply liquid to the gaps from a side of the supporting element opposing a side of the rotating cutter; holding the products with the vacuum means of the supporting element such that the gaps are formed between each of the products; moving the supporting element and the rotating cutter relatively to each other along the gaps; and supplying liquid during a cutting operation to said gaps via the ducts from the side of the supporting element opposing the side of the rotating cutter and to the rotating cutter below the common substrate.