Cartridge with ribbon back-tension
US8333524B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 11, 2009 |
| Grant date | Dec 18, 2012 |
| Priority date | — |
| Expiry date | Dec 22, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J17/32
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention provides a cartridge providing ribbon tension. The cartridge includes a cartridge housing having walls. A first spool and a second spool are contained in at least in part in the cartridge and have a ribbon extending therebetween. The first spool and the second spool extend between a pair of ends with at least one of the pair of ends having a driving portion. At least one resistance-applying part extends around a portion of each of the first spool and the second spool. The first spool and the second spool have a loaded and an unloaded position. In the loaded position, at least one of the resistance applying part is disengaged from the walls of the cartridge. In the unloaded position, at least one resistance-applying part engages the walls of the cartridge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.