FR2169143A1 - - Google Patents
Info
- Publication number
- FR2169143A1 FR2169143A1 FR7302247A FR7302247A FR2169143A1 FR 2169143 A1 FR2169143 A1 FR 2169143A1 FR 7302247 A FR7302247 A FR 7302247A FR 7302247 A FR7302247 A FR 7302247A FR 2169143 A1 FR2169143 A1 FR 2169143A1
- Authority
- FR
- France
- 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.)
- Granted
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
- G03G15/09—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush
- G03G15/0907—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush with bias voltage
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Brush Developing In Electrophotography (AREA)
- Discharging, Photosensitive Material Shape In Electrophotography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00220965A US3823688A (en) | 1972-01-26 | 1972-01-26 | Magnetic brush assembly |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2169143A1 true FR2169143A1 (ja) | 1973-09-07 |
FR2169143B1 FR2169143B1 (ja) | 1976-11-05 |
Family
ID=22825775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7302247A Expired FR2169143B1 (ja) | 1972-01-26 | 1973-01-23 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3823688A (ja) |
BR (1) | BR7300640D0 (ja) |
FR (1) | FR2169143B1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3863603A (en) * | 1974-01-07 | 1975-02-04 | Ibm | Magnetic brush roll having resilient polymeric surface |
GB1582150A (en) * | 1976-08-18 | 1980-12-31 | Ricoh Kk | Electrophotographic copying machines |
HU181333B (en) * | 1981-05-18 | 1983-07-28 | Irodagepipari Es Finomechanika | Developing-wiping construction of magnetic brush, in particular to electro-photographic duplicator |
US5465138A (en) * | 1994-08-29 | 1995-11-07 | Xerox Corporation | Development apparatus having a spincast roll assembly |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3354802A (en) * | 1964-07-22 | 1967-11-28 | Savin Business Machines Corp | Toner monitoring system for electrostatic copier |
FR1566007A (ja) * | 1967-05-23 | 1969-05-02 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2902974A (en) * | 1956-06-14 | 1959-09-08 | Ibm | Latent electrostatic image developing apparatus |
US3040704A (en) * | 1957-04-16 | 1962-06-26 | Rca Corp | Apparatus for developing electrostatic printing |
US3152924A (en) * | 1961-05-24 | 1964-10-13 | Robertson Photo Mechanix Inc | Xerographic brush |
GB1063203A (en) * | 1962-10-02 | 1967-03-30 | Australia Res Lab | Method of and means for the transfer of images |
US3219014A (en) * | 1962-12-04 | 1965-11-23 | Xerox Corp | Mechanical shield to protect magnetic core in xerographic developing apparatus |
US3574301A (en) * | 1969-04-02 | 1971-04-13 | Xerox Corp | Developing apparatus |
US3575139A (en) * | 1969-06-04 | 1971-04-20 | Xerox Corp | Electrostatic magnetic developer unit gating apparatus |
BE757698A (fr) * | 1969-10-20 | 1971-04-19 | Xerox Corp | Appareil de developpement |
US3654893A (en) * | 1970-05-01 | 1972-04-11 | Eastman Kodak Co | Automatic bias control for electrostatic development |
US3674532A (en) * | 1970-07-23 | 1972-07-04 | Eastman Kodak Co | Control for bias of magnetic brush and method |
US3697050A (en) * | 1970-12-14 | 1972-10-10 | Xerox Corp | Cross-mixing baffle |
-
1972
- 1972-01-26 US US00220965A patent/US3823688A/en not_active Expired - Lifetime
-
1973
- 1973-01-23 FR FR7302247A patent/FR2169143B1/fr not_active Expired
- 1973-01-26 BR BR73640A patent/BR7300640D0/pt unknown
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3354802A (en) * | 1964-07-22 | 1967-11-28 | Savin Business Machines Corp | Toner monitoring system for electrostatic copier |
FR1566007A (ja) * | 1967-05-23 | 1969-05-02 |
Non-Patent Citations (2)
Title |
---|
"COPPER BEARINGS CONDUCT ELECTRICITY".) * |
REVUE US:"PRODUCT ENGINEERING", VOL.38, NO.22, 23 OCTOBRE 1967, PAGE 41:ARTICLE INTITULE * |
Also Published As
Publication number | Publication date |
---|---|
BR7300640D0 (pt) | 1973-09-20 |
FR2169143B1 (ja) | 1976-11-05 |
US3823688A (en) | 1974-07-16 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |