Liquid applicator for a printing press

Details Liquid applicator for a printing press Liquid applicator for a printing press

1985-05-13

1986-08-05

Beck, Shrive P.

Coating apparatus

Projection or spray type

With projector heating, cleaning or conditioning

239112, 118315, B05B 1502

Patent

active

046036555

ABSTRACT:
The disclosed applicator applies liquids such as glue or a backbone softening liquid to a web of paper as that paper is moving through a printing press. The applicator has a long, thin dispensing tube, a liquid supply line and a gas purge line. Means is provided for a selectively and alternatively connecting the liquid supply line and the gas purge line to the dispensing tip so that when the liquid supply line is connected, the tip will dispense liquid and when the gas purge line is connected, the tip will be purged of liquid. A shield is provided which at least partially surrounds the tip when the tip is connected to the gas purge line so that the tip will be protected when it is not in use and workers will be protected from the tip as it is being purged.

REFERENCES:
patent: 3215350 (1965-11-01), Hetrick
patent: 3674205 (1972-07-01), Kock
patent: 4262848 (1981-04-01), Chabria
patent: 4365585 (1982-12-01), Naylor et al.

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