Acoustic ink printer
US5268610A · kind A · utility
20Cited by
34References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 30, 1991 |
| Grant date | Dec 7, 1993 |
| Priority date | — |
| Expiry date | Dec 30, 2011 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/14008
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An acoustic ink printer transducer comprising a piezoelectric layer positioned between two suitable electrode materials. Also, a method for obtaining second harmonic operations from an acoustic ink printer transducer to enable ejection of a number of different ink droplet sizes from the acoustic ink printer thereby facilitating grey scale printing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.