Liquid discharge head, recovery method and manufacturing method for liquid discharge head, and liquid discharge apparatus using liquid discharge head
US6151049A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 9, 1997 |
| Grant date | Nov 21, 2000 |
| Priority date | — |
| Expiry date | Jul 9, 2017 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2202/21
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
According to the present invention, the liquid discharge head comprises a first liquid flow path communicating with a discharge opening for discharging liquid, a second liquid flow path having a bubble-generating region in which bubbles are generated in the liquid by heating the liquid, a movable member located between the first liquid flow path and the bubble-generating region, having a free end on the side of the discharge opening, the free end moving toward the first liquid flow path by pressure exerted by bubbles generated in the bubble-generating region to direct the pressure toward the discharge opening, wherein the first liquid flow is provided in plural, and wherein a first supply path for supplying the liquid to a first liquid chamber communicating with in common the plurality of first liquid flow paths communicates with the first liquid chamber through a plurality of first supply ports.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.