Shear mode transducer for drop-on-demand liquid ejector
US4584590A · kind A · utility
137Cited by
7References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 20, 1985 |
| Grant date | Apr 22, 1986 |
| Priority date | — |
| Expiry date | May 20, 2005 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/14379
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A single piezoelectric transducer is used to drive an array of drop-on-demand ink jet ejectors. This is accomplished by utilizing a plurality of electrodes which divide the piezoelectric transducer into discrete, deformable sections, each section corresponding to an ejector.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.