Cleaning apparatus for printing press
AssigneeThe Proctor & Gamble Company
InventorsDonn Nathan Boatman, George Vincent Wegele, Krista Beth Comstock, Glen Charles Fedyk, Mark Edwin Forry, David Albert Peterson, Timothy Paul Fiedeldey
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Abstract
A cleaning apparatus for a printing press. The cleaning apparatus of the present invention allows for effective removal of contaminants from printing press print plates while the printing press is running. Furthermore, the cleaning apparatus of the present invention effectively applies and removes cleaning fluids such as water from the printing plate without resulting in the formation of water drops and streaks on the printed substrate.
Claims21
A cleaning apparatus, said apparatus comprising:
- a) a plenum;
- b) a head connected to said plenum said head including:
- i) a nozzle;
- ii) at least two banks of air jets wherein at least one bank of air jets is offset from a second bank of air jets;
- and
- iii) at least three vacuum ports.
A cleaning apparatus, said apparatus comprising:
- a) a plenum;
- b) a head connected to said plenum said head including:
- i) a nozzle;
- ii) at least two banks of air jets wherein at least one bank of air jets is offset from a second bank of air jets;
- iii) at least three vacuum ports;
- and
- iv) an aerodynamic surface.
A cleaning apparatus comprising a head and plenum said head and said plenum providing a conduit for vacuum, said vacuum having a local velocity within a substantial portion of said head and said plenum of greater than about 2.0 m/s a cleaning fluid droplet size of 450 μm.
Dependencies are inferred from the claim text.