Patent · US Expired

Ribbon advance monitor

US5313071A · kind A · utility

0Cited by
4References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 16, 1992
Grant dateMay 17, 1994
Priority date
Expiry dateNov 16, 2012

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J13/32
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

Print drums are described wherein a special "alignment character" is placed, along with print-symbols, on the surface of the print drum, mixed-in with at least one of the character sets.

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