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Switall; Thomas G.
Kildeer, IL
No. of patents:

Patent Number Title Of Patent Date Issued
6253677 Spray nozzle repositioning device July 3, 2001
Disclosed is a spray nozzle repositioning device for attaching to a spray bar in a multi-nozzle spray dampening system of a printing press to reposition the nozzle and reduce the area covered by the dampening spray. The positioning device has a fluid conducting body member to which is
5245925 Dry brush cleaning apparatus and method for cleaning printing press blanket cylinders September 21, 1993
A dry brush cleaning apparatus and method for cleaning printing press blanket cylinders is disclosed. In one embodiment, the invention comprises a frame spanning the width of the working surface of the blanket cylinder; a plurality of rollers, at least one of which is secured to each end
4815375 Spray dampening system having alternate application control March 28, 1989
A spray dampening system for use in a printing operation including solenoid-operated spray dampening fluid nozzles operated at particular frequencies in relation to the speed of the press. The nozzles are operated in pairs, such that only one of the nozzles of each pair is activated
4649818 Variable frequency pulsed spray dampening system March 17, 1987
A spray dampening control system for use in a planographic printing operation includes solenoid-operated spray dampening fluid nozzles operated at a frequency in accordance with the speed of the press. The press speed is measured and converted in a nonlinear relationship into a frequ

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