Method and apparatus for coating web while preventing contact of

Details Method and apparatus for coating web while preventing contact of Method and apparatus for coating web while preventing contact of

1991-10-16

1992-05-19

Lawrence, Evan

Coating processes

Nonuniform coating

Striping

427128, 427256, 427288, 427287, 118407, 118419, B05D 500, B05D 126, B05C 318, B05C 320

Patent

active

051147530

ABSTRACT:
A coating material and apparatus in which the edge portions of the web being coated are supported off the edge portions of the coating head. In one embodiment, recesses are formed in the edge portions of the coating head, while in another embodiment a fluid is jetted towards the edge portions of the web. With the invention, scratching and the like of the edge portions of the web are eliminated, and the web is coating to a uniform thickness in the width direction thereof.

REFERENCES:
patent: 4025671 (1977-05-01), Creamer
patent: 4907530 (1990-03-01), Shibata et al.

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