Patent · US Expired

Tablet printing machine with roll cleaning system

US4781115A · kind A · utility

9Cited by
9References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 5, 1986
Grant dateNov 1, 1988
Priority date
Expiry dateDec 5, 2006

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41F33/00
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A tablet printing machine provided with a roll soiling detecting unit for optically detecting soiling of the surface of a roll of its printing unit. The machine is further provided with a roll cleaning unit including a cleaner to be impregnated with a cleaning liquid and adapted for pressing contact with the transfer roll of the printing unit during the rotation of the roll.

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