NL7512887A - Elektrofotografisch kopieerapparaat. - Google Patents
Elektrofotografisch kopieerapparaat.Info
- Publication number
- NL7512887A NL7512887A NL7512887A NL7512887A NL7512887A NL 7512887 A NL7512887 A NL 7512887A NL 7512887 A NL7512887 A NL 7512887A NL 7512887 A NL7512887 A NL 7512887A NL 7512887 A NL7512887 A NL 7512887A
- Authority
- NL
- Netherlands
- Prior art keywords
- electrophotographic copier
- copier
- electrophotographic
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
- G03G15/045—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for charging or discharging distinct portions of the charge pattern on the recording material, e.g. for contrast enhancement or discharging non-image areas
- G03G15/047—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for charging or discharging distinct portions of the charge pattern on the recording material, e.g. for contrast enhancement or discharging non-image areas for discharging non-image areas
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/04—Arrangements for exposing and producing an image
- G03G2215/0429—Changing or enhancing the image
- G03G2215/0431—Producing a clean non-image area, i.e. avoiding show-around effects
- G03G2215/0434—Parameters defining the non-image area to be cleaned
- G03G2215/0436—Document properties at the scanning position, e.g. position and density
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/04—Arrangements for exposing and producing an image
- G03G2215/0429—Changing or enhancing the image
- G03G2215/0431—Producing a clean non-image area, i.e. avoiding show-around effects
- G03G2215/0448—Charge-erasing means for the non-image area
- G03G2215/0463—Exposure lamp used for scanning
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Projection-Type Copiers In General (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7512887A NL7512887A (nl) | 1975-11-04 | 1975-11-04 | Elektrofotografisch kopieerapparaat. |
JP11432476A JPS5257833A (en) | 1975-11-04 | 1976-09-22 | Electrophotographic copying machine |
DE19762647628 DE2647628A1 (de) | 1975-11-04 | 1976-10-21 | Elektrophotographisches kopiergeraet |
GB4510776A GB1538882A (en) | 1975-11-04 | 1976-10-29 | Electrophotographic copying apparatus |
FR7633094A FR2331072A1 (fr) | 1975-11-04 | 1976-11-03 | Appareil copieur electrophotographique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7512887A NL7512887A (nl) | 1975-11-04 | 1975-11-04 | Elektrofotografisch kopieerapparaat. |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7512887A true NL7512887A (nl) | 1977-05-06 |
Family
ID=19824784
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7512887A NL7512887A (nl) | 1975-11-04 | 1975-11-04 | Elektrofotografisch kopieerapparaat. |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5257833A (fr) |
DE (1) | DE2647628A1 (fr) |
FR (1) | FR2331072A1 (fr) |
GB (1) | GB1538882A (fr) |
NL (1) | NL7512887A (fr) |
-
1975
- 1975-11-04 NL NL7512887A patent/NL7512887A/xx not_active Application Discontinuation
-
1976
- 1976-09-22 JP JP11432476A patent/JPS5257833A/ja active Pending
- 1976-10-21 DE DE19762647628 patent/DE2647628A1/de not_active Withdrawn
- 1976-10-29 GB GB4510776A patent/GB1538882A/en not_active Expired
- 1976-11-03 FR FR7633094A patent/FR2331072A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2331072B3 (fr) | 1978-12-15 |
JPS5257833A (en) | 1977-05-12 |
GB1538882A (en) | 1979-01-24 |
DE2647628A1 (de) | 1977-05-05 |
FR2331072A1 (fr) | 1977-06-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BV | The patent application has lapsed |