DE3781258T2 - Magnetbuerstenentwicklungsgeraet mit einem durchlass- und messmechanismus. - Google Patents
Magnetbuerstenentwicklungsgeraet mit einem durchlass- und messmechanismus.Info
- Publication number
- DE3781258T2 DE3781258T2 DE19873781258 DE3781258T DE3781258T2 DE 3781258 T2 DE3781258 T2 DE 3781258T2 DE 19873781258 DE19873781258 DE 19873781258 DE 3781258 T DE3781258 T DE 3781258T DE 3781258 T2 DE3781258 T2 DE 3781258T2
- Authority
- DE
- Germany
- Prior art keywords
- transmission
- magnetic brush
- measuring mechanism
- development device
- brush development
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
-
- 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
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/09—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Brush Developing In Electrophotography (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/944,895 US4690096A (en) | 1986-12-22 | 1986-12-22 | Magnetic brush development apparatus having a gating and metering mechanism |
US07/070,275 US4748471A (en) | 1987-07-06 | 1987-07-06 | Development apparatus having means for rapidly shutting off the flow of developer to a magnetic brush |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3781258D1 DE3781258D1 (de) | 1992-09-24 |
DE3781258T2 true DE3781258T2 (de) | 1993-03-25 |
Family
ID=26750980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19873781258 Expired - Lifetime DE3781258T2 (de) | 1986-12-22 | 1987-12-16 | Magnetbuerstenentwicklungsgeraet mit einem durchlass- und messmechanismus. |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0272611B1 (de) |
JP (1) | JPH0614227B2 (de) |
DE (1) | DE3781258T2 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4914481A (en) * | 1987-07-09 | 1990-04-03 | Sharp Kabushiki Kaisha | Developing apparatus |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6020751B2 (ja) * | 1977-04-25 | 1985-05-23 | 株式会社リコー | 磁気ブラシ現像装置 |
JPS5555370A (en) * | 1978-10-20 | 1980-04-23 | Ricoh Co Ltd | Magnetic brush developing unit |
US4324483A (en) * | 1979-08-21 | 1982-04-13 | Ricoh Company, Ltd. | Magnetic brush development apparatus |
JPS5811766U (ja) * | 1981-07-15 | 1983-01-25 | 株式会社日立製作所 | 現像装置 |
JPS60136777A (ja) * | 1983-12-26 | 1985-07-20 | Ricoh Co Ltd | 複写装置の現像装置 |
US4887132A (en) * | 1984-04-06 | 1989-12-12 | Eastman Kodak Company | Electrographic development apparatus having a ribbon blender |
US4671207A (en) * | 1985-12-11 | 1987-06-09 | Eastman Kodak Company | Magnetic brush development apparatus |
US4716437A (en) * | 1986-11-19 | 1987-12-29 | Eastman Kodak Company | Development station having apertured thin film for controlling the flow of developer material |
-
1987
- 1987-12-16 DE DE19873781258 patent/DE3781258T2/de not_active Expired - Lifetime
- 1987-12-16 EP EP87118689A patent/EP0272611B1/de not_active Expired - Lifetime
- 1987-12-18 JP JP62321163A patent/JPH0614227B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS63167388A (ja) | 1988-07-11 |
EP0272611B1 (de) | 1992-08-19 |
JPH0614227B2 (ja) | 1994-02-23 |
EP0272611A3 (en) | 1989-06-14 |
EP0272611A2 (de) | 1988-06-29 |
DE3781258D1 (de) | 1992-09-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: NEXPRESS SOLUTIONS LLC, ROCHESTER, N.Y., US |
|
8328 | Change in the person/name/address of the agent |
Free format text: FEY, H., DIPL.-PHYS., PAT.-ANW., 69115 HEIDELBERG |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: EASTMAN KODAK CO., ROCHESTER, N.Y., US |
|
8328 | Change in the person/name/address of the agent |
Representative=s name: LAUERWALD, J., DIPL.-PHYS., PAT.-ANW., 24214 GETTO |