Filter device and liquid drop ejecting device
US7585063B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 24, 2006 |
| Grant date | Sep 8, 2009 |
| Priority date | — |
| Expiry date | Nov 14, 2027 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/17563
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
There is provided a filter device having: a supply path into which liquid flows; a first liquid chamber communicating with the supply path; a second liquid chamber communicating with the first liquid chamber; a first discharge path which communicates with the second liquid chamber, and from which liquid is discharged; and a filter provided between the first liquid chamber and the second liquid chamber. An intermediate portion of the first discharge path between an entrance and an exit of the first discharge path is higher than the entrance and the exit, and the entrance of the first discharge path opens in a vicinity of a floor portion of the second liquid chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.