Method of applying curtain-like spray and application nozzle device in curtain-like spray application apparatus

摘要

A method of applying curtain-shaped spray characterized in that a curtain-shaped pressurized air flow which jets from the bottom opening of an air jetting hole is formed by jetting pressurized air from the air jetting hole which is formed in groove-shape and in the direction crossing the conveying direction of an application line and said curtain-shaped pressurized air flow is made to act on application agents beat from an application nozzle hole group when it jets from the bottom surface of a nozzle unit.