Patent · US Expired

Method and apparatus for maintaining ribbon tension

US6142686A · kind A · utility

24Cited by
40References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 23, 1999
Grant dateNov 7, 2000
Priority date
Expiry dateJun 23, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65C2210/0018
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A bidirectional hand held label printer with a novel labeling media and ink ribbon drive mechanism. A delay is introduced in the labeling media and ink ribbon drive mechanism to pretension the ribbon prior to feeding labeling media and ribbon past the print head. When the drive motor reverses direction, the drive roller stalls momentarily while the take up ribbon drive spindle tensions the ribbon in the desired direction.

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