发明授权
US06698877B2 Offset printing apparatus for applying a substance 失效
用于施加物质的胶版印刷装置

Offset printing apparatus for applying a substance
摘要:
An offset print apparatus for applying a substance to a web is provided. The offset print apparatus has a transfer roll that is capable of being rotated. An ink jet printer is present and has a print head that is located proximate to the transfer roll. The print head has a plurality of orifices from which the substance is dispensed onto the transfer roll. The distance between the surface of the print head and the transfer roll is defined as a throw distance. A web is present and contacts the transfer roll. The substance is dispensed onto the transfer roll and is transferred to the web through contact of the transfer roll and the web. The web has an amount of dust laden boundary air that is formed proximate to the web when the web is moving. The print head of the ink jet printer is not in contact with the boundary air.
公开/授权文献
信息查询
0/0