Patent ID: 8181593

Claim:
An apparatus, comprising: a chuck having a top surface and rotatable about an axis perpendicular to said top surface and passing through a center point of said top surface; hollow first and second dispense nozzles having respective first and second bores, said first and second dispense nozzles mounted on a application head disposed above said top surface of said chuck, said application head moveable in a direction parallel to said top surface of said chuck, said first dispense nozzle alignable over said center point when said application head is in a first position and said second dispense nozzle alignable over said center point when said application head is in a second position, at least a portion of said second bore having a maximum cross-sectional dimension of between about 0.5 millimeters and about 2.0 millimeters; and wherein said second bore comprises an upper region, an opening proximate to a tip of said second nozzle and a restriction between said upper region and said opening, a maximum cross-sectional dimension of said upper bore greater than a maximum cross-sectional dimension of said restriction and a maximum cross-sectional dimension of said opening greater than said maximum cross-sectional dimension of said upper bore.