Ink jet head having a plurality of units and its manufacturing method
US6502921B2 · kind B2 · utility
21Cited by
7References
28Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 7, 2001 |
| Grant date | Jan 7, 2003 |
| Priority date | — |
| Expiry date | Feb 7, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/14459
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An ink jet head is constructed by a plurality of combined units, wherein each of said units comprises a plurality of abutting portions and at least one recessed portion shaped to engage at least one of the abutting portions formed on another unit, and wherein at least a first of the units includes a first protruded abutting portion and at least a second one of the units includes a second protruded abutting portion, said first and second protruded portions abutting against each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.