Liquid discharge head
US10144219B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 26, 2017 |
| Grant date | Dec 4, 2018 |
| Priority date | — |
| Expiry date | Apr 26, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J19/147
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
In a liquid discharge head, a third discharge port array group C1 which discharges a liquid of cyan, a second discharge port array group M1 which discharges a liquid of magenta, a fourth discharge port array group G which discharges a liquid of gray, a first discharge port array group Y which discharges a liquid of yellow, a second discharge port array group M2 which discharges a liquid of magenta, a third discharge port array group C2 which discharges a liquid of cyan are arranged in this order, in a direction. Each of discharge port arrays of the fourth discharge port array group G is formed of a plurality of discharge ports having a diameter smaller than that of a plurality of discharge ports which constitute first discharge port arrays of the second and third discharge port array groups C1, C2, M1 and M2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.