Ink-jet printing apparatus
US5894313A · kind A · utility
15Cited by
16References
30Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 8, 1995 |
| Grant date | Apr 13, 1999 |
| Priority date | — |
| Expiry date | Mar 8, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/17579
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
In an ink remaining amount checking routine to be performed at every one line of printing, when a flag indicative of the ink amount in a sub-tank less than or equal to a predetermined amount, an alarm is generated. Also, while the flag is set, predetermined number of lines capable of printing is performed. Thereafter, ink is supplied. By this, operator may check alarm for ink supply and perform ink supply at a predetermined time interval.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.