Ink supplying apparatus and ink jet recording apparatus having same.
Abstract
An ink supplying apparatus includes an ink flow passage connecting an ink storing portion for storing ink and an ejecting portion for ejecting the ink; a chamber (30,47) disposed in the ink flow passage (44); a filter (31,46) which divides the chamber into two spaces, one of which is provided with an ink entrance opening (32) leading to the ink storing portion, and the other of which is provided with an ink exit opening (33) leading to the ejecting portion; wherein the ink exit opening is disposed adjacent to the top wall of the chamber (30,47), with respect to gravity direction, and also, the ink exit opening is disposed above a level at which the ink entrance opening is disposed, with respect to direction.

Term
Term ended
Projected expiry passed 19 May 2015, 11.4 years ago.
- Priority
- Filed
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- Projected expiry
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1 sheet
Sheet 1
Every citation, both waysCites: the store holds 4 of 5
| Document | Relation | Office | Category | Cited during | Relevant claims |
|---|---|---|---|---|---|
| EP0585901A2 | Cites | European Patent Office (EPO) | A | Search report | 1-10 |
| DE3621193A1 | Cites | Germany | A | Search report | 1-10 |
| US4183029A | Cites | United States of America | A | Search report | 1-10 |
| US5296875A | Cites | United States of America | A | Search report | 1-10 |
| PATENT ABSTRACTS OF JAPAN vol. 006, no. 036 (M - 115) 5 March 1982 (1982-03-05) | Non-patent | – | – | Search report | – |
9 members in 4 offices
Priority claims8
| Document | Office | Kind | Date |
|---|---|---|---|
| 10667694 | Japan | – | |
| 10667694 | Japan | A | |
| 10667694 | Japan | A | |
| 29666194 | Japan | – | |
| 29666194 | Japan | A | |
| 29666194 | Japan | A | |
| JP19940106676 | – | – | – |
| JP19940296661 | – | – | – |
Members9
| Document | Office | Kind | |
|---|---|---|---|
| EP0683050A2 | European Patent Office (EPO) | A2 | |
| JPH07314705A | Japan | A | |
| JPH08150723A | Japan | A | |
| EP0683050A3This record | European Patent Office (EPO) | A3 | |
| EP0683050B1 | European Patent Office (EPO) | B1 | |
| DE69518191D1 | Germany | D1 | |
| US6120140A | United States of America | A | |
| DE69518191T2 | Germany | T2 | |
| JP3267457B2 | Japan | B2 |
31 legal events, as 3 offices reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | Office | |
|---|---|---|---|
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Notification of lapseLapsedST | ST | FR | |
| Gb: european patent ceased through non-payment of renewal feeCeasedGBPC | GBPC | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| European patent in force as of 2002-01-01IF02 | IF02 | GB | |
| No opposition filedOpposition26N | 26N | EP | |
| No opposition filed within time limitOppositionORIGINAL CODE: 0009261PLBE | PLBE | EP | |
| Information on the status of an ep patent application or granted ep patentGrantedSTATUS: NO OPPOSITION FILED WITHIN TIME LIMITSTAA | STAA | EP | |
| Fr: translation filedET | ET | EP | |
| Corresponds to:REF | REF | EP | |
| It: translation for a ep patent filedITF | ITF | EP | |
| It: translation for a ep patent filedITF | ITF | EP | |
| Designated contracting statesAK | AK | EP | |
| (expected) grantORIGINAL CODE: 0009210GRAA | GRAA | EP | |
| Despatch of communication of intention to grant a patentORIGINAL CODE: EPIDOS IGRAGRAH | GRAH | EP | |
| Despatch of communication of intention to grantORIGINAL CODE: EPIDOS AGRAGRAG | GRAG | EP | |
| Despatch of communication of intention to grant a patentORIGINAL CODE: EPIDOS IGRAGRAH | GRAH | EP | |
| Despatch of communication of intention to grantORIGINAL CODE: EPIDOS AGRAGRAG | GRAG | EP | |
| First examination report despatched17Q | 17Q | EP | |
| Despatch of communication of intention to grantORIGINAL CODE: EPIDOS AGRAGRAG | GRAG | EP | |
| Designated contracting statesAK | AK | EP | |
| Search report despatchedORIGINAL CODE: 0009013PUAL | PUAL | EP | |
| Request for examination filed17P | 17P | EP | |
| Designated contracting statesAK | AK | EP | |
| Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI | PUAI | EP |
Numbers
- Publication
- 0683050
- Publication, DOCDB
- 0683050
- Publication, EPODOC
- EP0683050
- Application
- 95107689
- Application, DOCDB
- 95107689
- Application, EPODOC
- EP19950107689
Titles3
- German
- Tintenversorgungsvorrichtung und zugehöriges Tintenstrahlaufzeichnungsgerät
- English
- Ink supplying apparatus and ink jet recording apparatus having same
- French
- Dispositif d'alimentation en encre et appareil d'enregistrement à jet d'encre utilisant ce dispositif
Classification
- CPC, 2
- B41J2/17523
- B41J2/17563
- IPC, 1
- B41J2 175
Designated states1
- Contracting states, 1
- Italy