Liquid discharging apparatus and control method thereof
US8939562B2 · kind B2 · utility
9Cited by
3References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 19, 2014 |
| Grant date | Jan 27, 2015 |
| Priority date | — |
| Expiry date | Feb 19, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/16523
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
When filling a printing head with ink, ink in a sub-tank is circulated through a forward path port, a forward path, the printing head, a return path, a return path port, and the sub-tank by pumping ink from the forward path port side to the printing head side by a circulation pump in a state where a plurality of nozzles is sealed by bringing a contact member of a capping device into contact with a nozzle formation surface. Thereafter, sealing of the plurality of nozzles by the capping device is released while pressurizing the sub-tank by a pressure adjusting device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.