Coating apparatus

Details Coating apparatus Coating apparatus

1992-08-24

1995-07-25

Lamb, Brenda Adele

Coating apparatus

Immersion or work-confined pool type

Work-confined pool

118419, B05C 500, B05C 502

Patent

active

054358477

ABSTRACT:
An extrusion type coating apparatus having a coating head with a back edge end face and a doctor edge end face set close to a flexible support which is continuously run and with which a coating solution is applied to the flexible support. The inner edge of each of a pair of coating width regulating members made of metal and which are arranged in the slot of the coating head at respective ends thereof, are formed to have a radius of curvature of 0.5 mm or less, and the downstream edge of the end face of each coating width regulating member is continuous with the upstream edge of the doctor edge end face, while the upstream edge of the end face of each coating width regulating member is abutted against the inner wall of a back edge forming the coating head with the distance between the slot forming edge of the back edge end face and the upstream edge of the end face of the coating width regulating member set to half or less of the gap width of the slot.

REFERENCES:
patent: 4299186 (1981-11-01), Pipkin et al.
patent: 4424762 (1984-01-01), Tanaka et al.
patent: 4577362 (1986-03-01), Tanaka et al.
patent: 5099786 (1992-03-01), Shibata et al.
patent: 5105760 (1992-04-01), Takahashi et al.
patent: 5167712 (1992-12-01), Shibata et al.

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