Patent US4682184A successfully refreshed from Google Patents.
US4682184A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suction recovering device for an ink jet printer and ink jet printer having the same device
Assignee: Canon Inc
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Filing: 1986-09-04
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Granted: 1987-07-21
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Expires: 2006-09-04
Abstract
Abstract A suction recovering device for an ink jet printer is provided with liquid injection recording means for injecting ink to the recording surface of a recording medium to thereby effect recording and a cap member opposed to the liquid injection recording means in a predetermined position, characterized in that a porous cellular structure in which capillary forces are created is provided below the cap member, the porous cellular structure being designed so as to be capable of contacting a porous absorbing member in a waste ink reservoir.
Inventors
- 👤 Koji Terasawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:14
CPC Classifications
B; B41; B41J; B41J2/00; B41J2/005; B41J2/01; B41J2/135; B41J2/165; B41J2/16517; B41J2/1652; B41J2/16523; B41J2/16505; B41J2/16508
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
86 words
A suction recovering device for an ink jet printer provided with liquid injection recording means for injecting ink to the recording surface of a recording medium to thereby effect recording and a cap member opposed to said liquid injection recording means in a predetermined position, characterized in that a porous cellular structure in which capillary forces are created is provided below said cap member, said porous cellular structure being designed so as to be capable of contacting a porous absorbing member in a waste ink reservoir.
Claim 2
Dependent Claim
86 words
A suction recovering device for an ink jet printer provided with liquid injection recording means for injecting ink to the recording surface of a recording medium to thereby effect recording and a cap member opposed to said liquid injection recording means in a predetermined position, characterized in that a porous cellular structure in which capillary forces are created is provided below said cap member, said porous cellular structure being designed so as to be capable of contacting a porous absorbing member in a waste ink reservoir.
Claim 3
Dependent Claim
19 words
A suction recovering device according to claim 1, wherein said waste ink reservoir is provided in an ink cartridge.
Claim 4
Dependent Claim
14 words
A suction recovering device according to claim 1, wherein said contact is always effected.
Claim 5
Dependent Claim
26 words
A suction recovering device according to claim 1, wherein a pump for sucking ink from said liquid injection recording means through said cap member is provided.
Claim 6
Dependent Claim
22 words
A suction recovering device according to claim 4, wherein waste ink discharged from said pump is discharged into said waste ink reservoir.
Claim 7
Dependent Claim
84 words
An ink jet printer having liquid injection recording means for injecting ink to the recording surface of a recording medium to thereby effect recording and a suction recovering device provided with a cap member opposed to said recording means in a predetermined position, characterized in that a porous cellular structure in which capillary forces are created is provided below said cap member, said porous cellular structure being designed so as to be capable of contacting a porous absorbing member in a waste ink reservoir.
Claim 8
Dependent Claim
84 words
An ink jet printer having liquid injection recording means for injecting ink to the recording surface of a recording medium to thereby effect recording and a suction recovering device provided with a cap member opposed to said recording means in a predetermined position, characterized in that a porous cellular structure in which capillary forces are created is provided below said cap member, said porous cellular structure being designed so as to be capable of contacting a porous absorbing member in a waste ink reservoir.
Claim 9
Dependent Claim
23 words
An ink jet printer according to claim 6, wherein said waste ink reservoir is provided in an ink cartridge for storing ink therein.
Claim 10
Dependent Claim
14 words
An ink jet printer according to claim 6, wherein said contact is always effected.
Claim 11
Dependent Claim
26 words
An ink jet printer according to claim 6, wherein a pump for sucking ink from said liquid injection recording means through said cap member is provided.
Claim 12
Dependent Claim
22 words
An ink jet printer according to claim 9, wherein waste ink discharged from said pump is discharged into said waste ink reservoir.
Claim 13
Dependent Claim
19 words
An ink jet printer according to claim 6, wherein said liquid injection recording means is disposed on a carriage.
Claim 14
Dependent Claim
18 words
An ink jet printer according to claim 11, wherein said waste ink reservoir is disposed in said carriage.
References Cited (Backward Citations)
US3551735A
Cited
US4369454A
Cited
US4410900A
Cited
US4383263A
Cited
US4432004A
Cited
US4403233A
Cited
US4437105A
Cited
US4543589A
Cited
US4590495A
Cited
US4558332A
Cited
US4510510A
Cited
US4506277A
Cited
US4518973A
Cited
US4543591A
Cited
US4556894A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-07-20 | 1991-01-19 | 1991-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-07-20 | 1995-01-19 | 1995-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-07-20 | 1999-01-19 | 1999-07-21 | $7700.00 | Window Closed / Lapsed |