Printer apparatus wherein the printer includes a plurality of vibrating plate layers
US6176570A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 24, 1996 |
| Grant date | Jan 23, 2001 |
| Priority date | — |
| Expiry date | Jul 24, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/14459
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A printer apparatus comprising a discharge nozzle; a pressure chamber communicated with this discharge nozzle; vibrating plates covering the pressure chamber; and a piezoelectric element arranged corresponding to the pressure chamber via the vibrating plates, the vibrating plates comprising a plurality of layers, at least one layer of the vibrating plates covering the entire pressure chamber, and the remaining layers of the vibrating plates being partially removed by using the piezoelectric element as the mask and controlled to substantially the same width as that of the piezoelectric element and, in addition, a method of production of the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.