US4113377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reader-printer
Assignee: Canon Inc
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Filing: 1977-06-14
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Granted: 1978-09-12
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Expires: 1997-06-14
Abstract
Abstract A reader-printer comprises a housing having a viewing opening, a screen disposed within the housing, means for moving the screen between an exposure position and a position spaced apart from the exposure position, means for projecting the image of a film onto the exposure position, means for feeding a copy sheet to the exposure position, means for delivering the copy sheet from the exposure position, and means for controlling external light entering the housing through the viewing opening.
Inventors
- 👤 Yoshiaki Sone
- 👤 Takamasa Sawada
- 👤 Masanari Shirai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:26
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/10; G03B21/11; G03B21/118; G03G; G03G15/00; G03G15/22; G03G15/26
Claims Analysis
Total Claims: 30
Claim 1
Independent Claim
95 words
A reader-printer comprising: a housing having a viewing opening formed therein; means for projecting an image to be read and printed along a light path formed in said housing; screen means for displaying said projected image for observation through said viewing opening, said screen means being movable between a first position in said light path and a second position outside said light path; means for conveying a reproduction material into said light path for exposure by said projected image; and means for selectively admitting and blocking the admission of external light through said viewing opening.
Claim 2
Dependent Claim
95 words
A reader-printer comprising: a housing having a viewing opening formed therein; means for projecting an image to be read and printed along a light path formed in said housing; screen means for displaying said projected image for observation through said viewing opening, said screen means being movable between a first position in said light path and a second position outside said light path; means for conveying a reproduction material into said light path for exposure by said projected image; and means for selectively admitting and blocking the admission of external light through said viewing opening.
Claim 3
Dependent Claim
26 words
A reader-printer as claimed in claim 1, wherein said conveying means comprises a movable endless belt, and said screen means is connected to said endless belt.
Claim 4
Dependent Claim
23 words
A reader-printer as claimed in claim 2, wherein said screen means comprises a reflection surface formed on the surface of said endless belt.
Claim 5
Dependent Claim
19 words
A reader-printer as claimed in claim 2, wherein said endless belt includes means for holding said reproduction material thereon.
Claim 6
Dependent Claim
16 words
A reader-printer as claimed in claim 4, wherein said reproduction material holding means includes suction means.
Claim 7
Dependent Claim
27 words
A reader-printer as claimed in claim 1, wherein said image projecting means includes lens means for projecting said image in an enlarged scale along said light path.
Claim 8
Dependent Claim
20 words
A reader-printer as claimed in claim 6, further comprising movable reflecting means for varying the length of said light path.
Claim 9
Dependent Claim
23 words
A reader-printer as claimed in claim 1, wherein said device includes electrostatic charging means for imparting an electrostatic charge to said reproduction material.
Claim 10
Dependent Claim
23 words
A reader-printer as claimed in claim 8, wherein said device includes developing means for applying a developing agent to the exposed reproduction material.
Claim 11
Dependent Claim
16 words
A reader-printer as claimed in claim 1, wherein said screen means is a reflection type screen.
Claim 12
Dependent Claim
86 words
A reader-printer comprising: a housing having a viewing opening formed therein; means for projecting an image to be read and printed along a light path formed in said housing; screen means for displaying said image for observation through said viewing opening, said screen means being movable into and outside said light path; means for forwarding a photosensitive body into said light path for exposure by said projected image; and means for causing said movements of said screen means and said photosensitive body to be mutually associated.
Claim 13
Dependent Claim
86 words
A reader-printer comprising: a housing having a viewing opening formed therein; means for projecting an image to be read and printed along a light path formed in said housing; screen means for displaying said image for observation through said viewing opening, said screen means being movable into and outside said light path; means for forwarding a photosensitive body into said light path for exposure by said projected image; and means for causing said movements of said screen means and said photosensitive body to be mutually associated.
Claim 14
Dependent Claim
45 words
A reader-printer as claimed in claim 11, wherein said associating means includes means for connecting said screen means with said feeding means so as to forward said photosensitive body into said light path in association with movement of said screen means outside said light path.
Claim 15
Dependent Claim
24 words
A reader-printer as claimed in claim 11, further comprising means for selectively admitting and blocking the admission of external light through said viewing opening.
Claim 16
Dependent Claim
77 words
A recording device comprising: a housing having a viewing window formed therein; means for projecting an image to be printed into a recording position formed in said housing; means for forwarding a recording medium to said recording position; screen means for displaying said projected image for observation through said viewing window; means for forwarding said screen means to said recording position; and means for selectively admitting and blocking the admission of external light through said viewing window.
Claim 17
Dependent Claim
77 words
A recording device comprising: a housing having a viewing window formed therein; means for projecting an image to be printed into a recording position formed in said housing; means for forwarding a recording medium to said recording position; screen means for displaying said projected image for observation through said viewing window; means for forwarding said screen means to said recording position; and means for selectively admitting and blocking the admission of external light through said viewing window.
Claim 18
Dependent Claim
37 words
The recording device as claimed in claim 14, in which said selective means admits external light in the case of an image observing mode, and intercepts said external light in the case of an image recording mode.
Claim 19
Dependent Claim
118 words
A reproduction device comprising: a casing enclosing said device; a viewing window formed in said casing; means for causing an image forming member to move along a predetermined image forming path disposed in said casing; latent image forming means including means for projecting an image onto an exposure position disposed in said path; developing means disposed in a developing position along said path so as to develop a latent image formed on said image forming member; screen means for displaying said image at said exposure position for observation through said viewing window; means for forwarding said screen means to said exposure position; and means for selectively admitting and blocking the admission of external light through said viewing window.
Claim 20
Dependent Claim
118 words
A reproduction device comprising: a casing enclosing said device; a viewing window formed in said casing; means for causing an image forming member to move along a predetermined image forming path disposed in said casing; latent image forming means including means for projecting an image onto an exposure position disposed in said path; developing means disposed in a developing position along said path so as to develop a latent image formed on said image forming member; screen means for displaying said image at said exposure position for observation through said viewing window; means for forwarding said screen means to said exposure position; and means for selectively admitting and blocking the admission of external light through said viewing window.
Claim 21
Dependent Claim
103 words
A reproduction device comprising: a casing enclosing said device; a viewing window formed in said casing; lens means for projecting an image into an exposure position in said casing; means forming a light path extending from said projecting lens means to said exposure position; p1 an endless belt disposed at said exposure position; means for driving said endless belt; screen means movable in association with said endless belt for displaying said image at said exposure position; an image forming member movable in association with said endless belt; and means for selectively admitting and blocking the admission of external light through said viewing window.
Claim 22
Dependent Claim
103 words
A reproduction device comprising: a casing enclosing said device; a viewing window formed in said casing; lens means for projecting an image into an exposure position in said casing; means forming a light path extending from said projecting lens means to said exposure position; p1 an endless belt disposed at said exposure position; means for driving said endless belt; screen means movable in association with said endless belt for displaying said image at said exposure position; an image forming member movable in association with said endless belt; and means for selectively admitting and blocking the admission of external light through said viewing window.
Claim 23
Dependent Claim
131 words
An image observing and reproducing device which is operable in separate image observation and image reproduction modes, said device comprising: a housing; a viewing opening formed in said housing; lens means for focusing an image onto an exposure surface in said housing; means forming a light path extending from said lens means to said exposure surface; screen means for displaying the focused image for viewing through said window, wherein said screen means is positioned at the exposure surface when the device is in the image observing mode, and positioned outside the light path when the device is in the image reproducing mode; means for feeding a photosensitive body to the position of said exposure surface; and means for selectively admitting and blocking the admission of external light through said viewing opening.
Claim 24
Dependent Claim
131 words
An image observing and reproducing device which is operable in separate image observation and image reproduction modes, said device comprising: a housing; a viewing opening formed in said housing; lens means for focusing an image onto an exposure surface in said housing; means forming a light path extending from said lens means to said exposure surface; screen means for displaying the focused image for viewing through said window, wherein said screen means is positioned at the exposure surface when the device is in the image observing mode, and positioned outside the light path when the device is in the image reproducing mode; means for feeding a photosensitive body to the position of said exposure surface; and means for selectively admitting and blocking the admission of external light through said viewing opening.
Claim 25
Dependent Claim
63 words
A device as claimed in claim 18, further comprising: a film carrying an image thereon; means for illuminating said film, wherein said lens means focuses said film image onto said exposure surface; and means for controlling operation of said illuminating means in response to the position of said screen means, said controlling means being connected to said screen means and said illuminating means.
Claim 26
Dependent Claim
51 words
A device as claimed in claim 18, further comprising: means for exposing the exposure surface with the image; and means for controlling operation of said exposing means to effect said exposure when said screen means is positioned outside said light path and the photosensitive body is disposed at the exposure surface.
Claim 27
Dependent Claim
27 words
A reader-printer as claimed in claim 1, wherein means for selectively admitting and blocking external light comprises shutter means disposed to open and close said viewing opening.
Claim 28
Dependent Claim
20 words
A reader-printer as claimed in claim 21, wherein said shutter means comprises a polarizing filter disposed at said viewing opening.
Claim 29
Dependent Claim
19 words
A reader-printer as claimed in claim 21, wherein said shutter means comprises movable doors mounted at said viewing opening.
Claim 30
Dependent Claim
25 words
A device as claimed in claim 18, wherein said means for selectively admitting and blocking external light comprises shutter means disposed at said viewing opening.
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) | 1981-09-11 | 1982-03-13 | 1982-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-09-11 | 1986-03-13 | 1986-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-09-11 | 1990-03-13 | 1990-09-12 | $7700.00 | Window Closed / Lapsed |