Devices and procedures for connecting two layers of ribbons include the first roller and several proton rollers, the outer edge of the second roller is elastic in the radiation direction, and the outer part has hard particles. Comments more than a month ago

摘要

Device for joining at least two layers of a Fibrous Network, which comprises a First Roller Embossing with an external Periphery has protrusions EmbossingA Second Roller counter or Marrying with an external Periphery and Elastic properties in a radial direction; procedure for joining at least two layers of a Fibrous Network.