Method of manufacturing alignment jig and liquid-jet head unit
US7578576B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 24, 2006 |
| Grant date | Aug 25, 2009 |
| Priority date | — |
| Expiry date | Mar 14, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/14362
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An alignment jig including a base jig which is used when bonding a nozzle plate provided with nozzle orifices which eject liquid in a liquid-jet head to a fixing member holding a nozzle plate side of a plurality of the liquid-jet heads, and which is provided with a penetrated hole in a thickness direction in a region facing a reference mark to be aligned with an alignment mark provided on the nozzle plate as well as the fixing member is held on one plane of the base jig; and a mask which is provided on the other plane of the base jig and has transparency, and where a protrusion protruding in the penetrated hole is formed with the reference mark provided on an edge plane of the mask.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.