Patent · US Expired

Coating method

US4443504A · kind A · utility

10Cited by
8References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 9, 1982
Grant dateApr 17, 1984
Priority date
Expiry dateJun 9, 2002

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C2001/7492
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A slide coating apparatus wherein the angle between the slide surface and a horizontal datum plane lies within a range from 35.degree. to 50.degree. and wherein the takeoff angle defined between a tangent to the coating roll and the slide surface lies within a range from 85.degree. to 100.degree..

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