Liquid cartridge and print head for an ink-jet printer
US6059403A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Dec 20, 1996 |
| Grant date | May 9, 2000 |
| Priority date | — |
| Expiry date | Dec 20, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/17503
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The liquid cartridge 1 of the invention has a housing 25 containing a liquid. A wall 27 of the cartridge has an opening 31 for placement on a stub 11 of a print head 2. The opening 31 also has a sealing ridge 32 protruding in the direction of an axis of the opening 31 which exerts a sealing effect against a frontal surface 21 of a packing ring 17 of the print head 2. A locking shoulder 33 approximately parallel to the wall 27 in which the opening is formed is engaged with a counter shoulder 34 of the print head 2. The liquid cartridge formed according to the present invention is manufactured economically and is easily positioned in a proper position in the print head.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.