COATING DEVICE

PURPOSE:To coat uniformly and excellently a cylindrical body over the whole length with a uniform flow of a paint by opening a slit opening when the internal pressure of a coating liq. storage at the inside of the cylindrical body is increased to higher than a specified value to discharge the coatin...

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Bibliographische Detailangaben
1. Verfasser: KANOU KIMIYA
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:PURPOSE:To coat uniformly and excellently a cylindrical body over the whole length with a uniform flow of a paint by opening a slit opening when the internal pressure of a coating liq. storage at the inside of the cylindrical body is increased to higher than a specified value to discharge the coating liq. CONSTITUTION:A cylindrical body 1 is held by a holding means 7, a coating liq. storage 2 is formed at the inside, and a slit opening 3 is formed over the whole length at the lower part of the cylindrical body 1 in a coating device such as a coating roller device. The coating liq. which is forced in by a pump from a liq. pipe 8 is accumulated in the coating liq. storage 2, the cylindrical body 1 is deformed outwardly by elastic deformation when the internal pressure is increased to higher than a specified pressure, the slit opening 3 is opened uniformly over the whole length and along the surface to be coated, and the coating liq. is discharged. Accordingly, the paint is discharged uniformly, and unevenness in coating and dripping of liq. droplets are eliminated, and an excellent coating can be obtained.