Liquid ejecting head and liquid ejecting apparatus
US12269265B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 22, 2023 |
| Grant date | Apr 8, 2025 |
| Priority date | — |
| Expiry date | Nov 24, 2043 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2202/20
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A liquid ejecting head includes an introduction portion for introducing a gas supplied, a discharge portion for discharging the gas, and drive circuits provided in each of head chips, in which the drive circuits include a first drive circuit for driving the first head chip and a second drive circuit for driving the second head chip, a gas path through which the gas flows from the introduction portion to the discharge portion includes a first path coupled to the introduction portion, a second path coupled to the discharge portion, a first branch path coupling the first path and the second path, and a second branch path coupling the first path and the second path so as not to pass through the first branch path, the first drive circuit is disposed in the first branch path, and the second drive circuit is disposed in the second branch path.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.