Method and apparatus for tuning ink jets
US4366490A · kind A · utility
19Cited by
3References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 19, 1982 |
| Grant date | Dec 28, 1982 |
| Priority date | — |
| Expiry date | Feb 19, 2002 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/04581
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Portions of ink jet transducers are deactivated so as to tune the transducer to the transducer drive rather than vice versa. Deactivation may be accomplished by creating a discontinuity in a conductive coating on the transducer or by partially depoling the transducer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.