Patent · US Expired

Gravure coating device

US4791881A · kind A · utility

14Cited by
8References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 11, 1986
Grant dateDec 20, 1988
Priority date
Expiry dateAug 11, 2006

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41F9/003
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A gravure coating device for applying a coating to a first side of a traveling continueous web. A pair of spaced rollers support the web on the second side while a gravure roller located between the rollers tangentially contacts the first side of the web. A doctor blade is utilized to remove excess coating from the gravure roller while a nozzle is utilized to apply the coating material to the gravure roller. Specific structure for the nozzle is disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.