Method and apparatus for maintaining ribbon tension
US5951177A · kind A · utility
15Cited by
30References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 2, 1998 |
| Grant date | Sep 14, 1999 |
| Priority date | — |
| Expiry date | Mar 2, 2018 |
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.