Short-dwell coater

Details Short-dwell coater Short-dwell coater

1987-07-24

1989-08-22

Beck, Shrive

Coating apparatus

Solid member or material acting on coating after application

Running length work

118410, B05C 1104

Patent

active

048585530

ABSTRACT:
A short-dwell coater comprises of a backing roll (1) used for guiding a paper web (1), with an upper lip (28) and a lower lip (28) forming a nozzle apparatus. This nozzle apparatus can apply the coating mix on the paper web while the web is backed by the surface of the backing roll. A doctoring member with which the excess mix applied with the nozzle apparatus can be doctored is also provided as well as a mounting fixture, to which the doctoring member is mounted, and a support structure, with which the fixture is supported. In the short-dwell further comprises an actuator, to which the nozzle apparatus is attached so that the apparatus is movable in relation to the doctoring member in order to adjust the dwell length between the doctoring member and the nozzle apparatus.

REFERENCES:
patent: 2761418 (1956-09-01), Russell
patent: 3070461 (1962-12-01), Beachler
patent: 3518964 (1970-07-01), Nagler
patent: 4405661 (1983-09-01), Alheid

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