Ink container, valve unit, ink container manufacturing method, ink jet head cartridge and recording apparatus
US6719415B1 · kind B1 · utility
134Cited by
9References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 27, 2000 |
| Grant date | Apr 13, 2004 |
| Priority date | — |
| Expiry date | Apr 27, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/17516
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An ink container detachably mountable to a portion to be mounted includes a substantially prism-shaped casing having an opening, a multi-layer inner bladder deformable with discharge of liquid, the inner bladder having an outer surface which is equivalent or similar to an inner surface of the casing, the casing and the inner bladder constituting a liquid reservoir, and a discrimination member for discriminating the liquid in the liquid reservoir.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.