Methods of manufacturing recycled liquid cartridge and liquid cartridge, and liquid cartridge
US8851644B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 1, 2013 |
| Grant date | Oct 7, 2014 |
| Priority date | — |
| Expiry date | Mar 1, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65B1/04
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The method includes: (a) preparing a liquid cartridge to be recycled and including a liquid storing unit, a liquid delivery path having an opening, a blocking member detachably mounted in the liquid delivery path to block the opening, and a valve configured to be switched between an open state and a closed state; (b) removing the blocking member from the liquid delivery path; (c) switching the valve from the closed state to the open state; (d) injecting liquid into the liquid storing unit through the opening with the blocking member removed in step (b) and the valve maintained in the open state achieved in step (c); (e) switching the valve from the open state to the closed state after performing step (d); and (f) assembling the blocking member or another blocking member different from the blocking member in the liquid delivery path to block the opening after performing step (e).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.