Method of prolonging lifetime of thermal bubble inkjet print head
US6126260A · kind A · utility
7Cited by
11References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 28, 1998 |
| Grant date | Oct 3, 2000 |
| Priority date | — |
| Expiry date | May 28, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/04596
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A method of prolonging the lifetime of a thermal-bubble-ink-jet print head. A first pulse is provided to a heater of the print head for generating a first bubble to expel an ink drop. A second pulse is provided to the heater after a delay time for generating a second bubble is generated. The second pulse is not large enough to expel another ink drop.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.