Ink jet type recording head
US6386672B1 · kind B1 · utility
24Cited by
11References
69Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 17, 1999 |
| Grant date | May 14, 2002 |
| Priority date | — |
| Expiry date | Feb 17, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2202/08
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An ink jet recording head including a flow path unit having pressure generating chambers, a piezoelectric vibrator for pressurizing the pressure generating chambers, a semiconductor integrated circuit for supplying a drive signal to the piezoelectric vibrator, and a member for absorbing the heat produced by the integrated circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.