US4437105A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cassette comprising a capping device and/or a cleaning device for a printing head of an ink jet printer
Assignee: US Philips Corp
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Filing: 1982-07-02
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Granted: 1984-03-13
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Expires: 2002-07-02
Abstract
Abstract In a cassette comprising a capping device for the capping and/or a cleaning device for the cleaning of the jet nozzle surface (8) of a printing head (3) of an ink jet printer, the capping device defines a capping position (10) and the cleaning device defines a cleaning position (12). The positions being accessible via a window (9, 11) in a cassette wall (7). Furthermore, the cassette wall comprising the window also comprises a purging position (45) for the printing head which comprises a collecting device (46) for collecting the ink ejected during purging.
Inventors
- 👤 Gustav Mrazek
- 👤 Franz Obenaus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:10
CPC Classifications
B; B41; B41J; B41J2/00; B41J2/005; B41J2/01; B41J2/135; B41J2/165; B41J2/16517; B41J2/16535
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
95 words
A cassette comprising a capping device for the capping and/or a cleaning device for the cleaning of the jet nozzle surface of a printing head of an ink jet printer, the capping device defining a capping position while the cleaning device defines a cleaning position, said positions being accessible through at least one window in a cassette wall, characterized in that the cassette wall (7) comprising the window (9, 11) also comprises a purging position (45) for the printing head (3) which comprises a collecting device (46) for collecting ink ejected from the printing head.
Claim 2
Dependent Claim
95 words
A cassette comprising a capping device for the capping and/or a cleaning device for the cleaning of the jet nozzle surface of a printing head of an ink jet printer, the capping device defining a capping position while the cleaning device defines a cleaning position, said positions being accessible through at least one window in a cassette wall, characterized in that the cassette wall (7) comprising the window (9, 11) also comprises a purging position (45) for the printing head (3) which comprises a collecting device (46) for collecting ink ejected from the printing head.
Claim 3
Dependent Claim
30 words
A cassette as claimed in claim 1, characterized in that the collecting device (46) is formed by a bag-like cavity (48) on the inner side of the cassette wall (7).
Claim 4
Dependent Claim
30 words
A cassette as claimed in claim 1, characterized in that the collecting device (46) is formed by the cassette wall (7) and a trough-shaped protrusion (47) which projects outward therefrom.
Claim 5
Dependent Claim
48 words
A cassette as claimed in claim 1, characterized in that the collecting device (46) consists of a self-contained unit which is formed by a trough (52) with a projecting wall portion (53) which extends mainly parallel to the cassette wall (7) and which is secured in the cassette.
Claim 6
Dependent Claim
29 words
A cassette as claimed in claim 4, characterized in that the unit is mounted on the cassette so as to be displaceable against the force of a spring (59).
Claim 7
Dependent Claim
42 words
A cassette as claimed in claim 5, characterized in that the trough (52) is formed as an elongate slide which is displaceable perpendicularly to the cassette wall (7) and which is accessible via a further window (66) formed in the cassette wall.
Claim 8
Dependent Claim
22 words
A cassette as claimed in any of the preceding claims, characterized in that the collecting device (46) comprises a moisture-absorbing cushion (69).
Claim 9
Dependent Claim
21 words
A cassette as claimed in claim 7, characterized in that the moisture-absorbing cushion (69) is made of a sintered duroplastic material.
Claim 10
Dependent Claim
50 words
A cassette as claimed in any of the preceding claims, characterized in that the collecting device comprises a scraper for the printing head which is formed by a strip (65) having a smooth surface and which is capable of sliding over the jet nozzle surface of the printing head (3).
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-03-13 | 1987-09-12 | 1988-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-03-13 | 1991-09-12 | 1992-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-03-13 | 1995-09-12 | 1996-03-13 | $7700.00 | Window Closed / Lapsed |