Coater for a web of material that travels around a backing roll

Details Coater for a web of material that travels around a backing roll Coater for a web of material that travels around a backing roll

1990-06-26

1992-01-21

Woo, Jay H.

Coating apparatus

Solid member or material acting on coating after application

Running length work

118419, 118688, 118692, 427 9, B05C 1104

Patent

active

050819518

ABSTRACT:
A coater for a web of material, especially a web of paper or cardboard, that travels around a backing roll, with a doctor blade that presses against the backing roll and with components for adjusting the pressure that are distributed along the doctor and affect different areas along it. The adjusting components are piezotranslators (16).

REFERENCES:
patent: 4220113 (1980-09-01), Wohlfeil
patent: 4594063 (1986-06-01), Reifenhauser et al.
patent: 4899687 (1990-02-01), Sommer et al.
patent: 4911868 (1990-03-01), Reifenhauser
patent: 4966093 (1990-10-01), Sommer
patent: 4990079 (1991-02-01), Lorenz

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