Liquid jet recording head having multiple liquid chambers on a single substrate
US4914736A · kind A · utility
20Cited by
7References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 30, 1989 |
| Grant date | Apr 3, 1990 |
| Priority date | — |
| Expiry date | May 30, 2009 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/14387
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A liquid jet recording apparatus comprising: liquid chambers communicating with a plurality of discharge orifices for discharging a recording liquid to form flying liquid droplets for accommodating the recording liquid; and heat generating elements for generating energy used for forming the flying liquid droplets, wherein a plurality of element groups, each of which includes a plurality of said heat generating elements on the same substrate are respectively and independently provided, and each liquid chamber is independently provided in each of the element groups.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.