US4528576A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recording apparatus
Assignee: Canon Inc
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Filing: 1983-04-08
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Granted: 1985-07-09
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Expires: 2003-04-08
Abstract
Abstract A recording apparatus includes a plurality of recorders each of which is provided for a color to be recorded, these recorders being reciprocated relative to a recording medium such that they are selectively driven in a combination upon their forward movement and in another combination upon the reverse movement of the recorders.
Inventors
- 👤 Noboru Koumura
- 👤 Nobutoshi Mitzusawa
- 👤 Kunitaka Ozawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:48
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/46; H04N1/50; B; B41; B41J; B41J19/00; B41J19/14; B41J19/142; B41J19/147; B41J2/00; B41J2/005; B41J2/01; B41J2/21; B41J2/2132; G; G01; G01D; G01D15/00; G01D15/24
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
56 words
A recording apparatus comprising: recording means reciprocatable relative to a recording medium to record an image on the recording medium; said recording means including a plurality of recorders; and means for selectively driving said plurality of recorders in combined sets which are different from each other in the forward and return movements of said recording means.
Claim 2
Dependent Claim
56 words
A recording apparatus comprising: recording means reciprocatable relative to a recording medium to record an image on the recording medium; said recording means including a plurality of recorders; and means for selectively driving said plurality of recorders in combined sets which are different from each other in the forward and return movements of said recording means.
Claim 3
Dependent Claim
41 words
A recording apparatus according to claim 1 wherein said recorders selectively driven by said driving means in the forward movement of said recording means are different from those driven by said driving means in the return movement of said recording means.
Claim 4
Dependent Claim
28 words
A recording apparatus according to claim 1 wherein said recorders include at least one common recorder driven in both the forward and return movements of said recording means.
Claim 5
Dependent Claim
52 words
A recording apparatus according to claim 2 wherein said recording means includes a plurality of recorders used to reproduce a plurality of colors, said recorders being arranged symmetrically to reproduce the same color at the same area of said recording medium in both the forward and return movements of said recording means.
Claim 6
Dependent Claim
57 words
A recording apparatus according to claim 3 wherein said recording means includes a plurality of recorders for reproducing a plurality of colors, said recorders being arranged symmetrically about at least one common recorder to reproduce the same color at the same area of said recording medium in both the forward and return movements of said recording means.
Claim 7
Dependent Claim
103 words
A recording apparatus according to claim 2 wherein said recording means includes a plurality of recorders for reproducing a plurality of colors, said recorders being arranged in two stages with the recorders contained in one of the stages being disposed along the primary scan direction to have the same order of colors as that of the recorders contained in the other stage in the direction opposite to the direction in which said recorders in said one stage are disposed, thereby reproducing the same color at the same area of said recording medium in both the forward and return movements of said recording means.
Claim 8
Dependent Claim
27 words
A recording apparatus according to claim 4, 5 or 6 wherein said recorders are used to record an image composed by three colors; yellow, magenta and cyan.
Claim 9
Dependent Claim
25 words
A recording apparatus according to claim 7 wherein said recorders are used to record an image composed by four colors; yellow, magenta, cyan and black.
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) | 1988-07-08 | 1989-01-07 | 1989-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-07-08 | 1993-01-07 | 1993-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-07-08 | 1997-01-07 | 1997-07-09 | $7700.00 | Window Closed / Lapsed |