Patent ID: 8074551

Claim:
A cutting wheel assembly, comprising: a first cutting wheel having a first cutting blade along a periphery thereof, wherein the first cutting blade is serrated such that a first set of intermittent cuts along a surface of a mother substrates is formed when the first cutting wheel is operatively placed thereon in order to cut the mother substrates into individual liquid crystal display panels; and a second cutting wheel having a second cutting blade along a periphery thereof, wherein the second cutting blade is serrated such that a second set of intermittent cuts along a surface of the mother substrates is formed when the second cutting wheel is operatively placed thereon in order to cut the mother substrates into individual liquid crystal display panels, wherein the first and second cutting wheels are unitary or bonded together, and attached to a support spindle such that the first and second sets of intermittent cuts are formed simultaneously on the mother substrates when the first and second cutting wheels are operatively placed thereon wherein each serration of the first cutting wheel makes an individual cut on the first set of intermittent cuts; and wherein each serration of the second cutting wheel make an individual cut on the second set of intermittent cuts.