Liquid ejection apparatus and method
US5821962A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 30, 1996 |
| Grant date | Oct 13, 1998 |
| Priority date | — |
| Expiry date | May 30, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/14362
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A liquid ejecting head for ejecting liquid by generation of a bubble includes an ejection outlet through which the liquid is ejected; a liquid flow path in fluid communication with the ejection outlet; a bubble generation region for generate the bubble in the liquid; a movable member disposed opposed to the bubble generation region and provided with a base portion and a free end portion closer to the ejection outlet than the base portion; wherein the movable member is displaced by a pressure produced by the bubble generated in the bubble generation region to eject the liquid through the ejection outlet; wherein the movable member has an inflection portion at a portion opposed to the bubble generation region.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.