Ink jet printer using exchangeable ink cassette, and recording head and ink cassette therefor
US4970533A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 31, 1989 |
| Grant date | Nov 13, 1990 |
| Priority date | — |
| Expiry date | Oct 31, 2009 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/17573
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention provides an ink jet printer wherein a service life of an ink jet recording head can be effectively utilized by exchanging ink cassettes to be mounted on the recording head. The printer comprises a first supporting mechanism for removably supporting the ink jet recording head, a second supporting mechanism for removably supporting the ink cassette accommodating ink to be supplied to the ink jet recording head, and a recording device provided in the printer or in the ink jet recording head mounted on the printer, for recording or storing the number of the ink cassettes applied to the ink jet recording head mounted on the printer. The present invention also provides an ink jet recording head and an ink cassette used with the above-mentioned ink jet printer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.