Invention Grant
US07767126B2 Embossing assembly and methods of preparation 有权
压花装配及其制备方法

Embossing assembly and methods of preparation
Abstract:
The invention is directed to an embossing assembly comprising an embossing sleeve having a three-dimensional pattern formed thereon, an expandable insert; and a drum over which said sleeve and said expandable insert are mounted. The present invention is also directed to a method for preparing an embossing drum or an embossing sleeve. The present invention is further directed to a method for controlling the thickness of a plating material over the surface of a drum or sleeve in an electroplating process.
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