DE2351717A1 - DEVICE FOR DEVELOPING AN ELECTROSTATIC IMAGE - Google Patents

DEVICE FOR DEVELOPING AN ELECTROSTATIC IMAGE

Info

Publication number
DE2351717A1
DE2351717A1 DE19732351717 DE2351717A DE2351717A1 DE 2351717 A1 DE2351717 A1 DE 2351717A1 DE 19732351717 DE19732351717 DE 19732351717 DE 2351717 A DE2351717 A DE 2351717A DE 2351717 A1 DE2351717 A1 DE 2351717A1
Authority
DE
Germany
Prior art keywords
equipotential
component
mesh
sheet
developing
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.)
Pending
Application number
DE19732351717
Other languages
German (de)
Inventor
John M Anemaet
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dennison Manufacturing Co
Original Assignee
Dennison Manufacturing Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dennison Manufacturing Co filed Critical Dennison Manufacturing Co
Publication of DE2351717A1 publication Critical patent/DE2351717A1/en
Pending legal-status Critical Current

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
    • G03G15/10—Apparatus for electrographic processes using a charge pattern for developing using a liquid developer
    • G03G15/108—Apparatus for electrographic processes using a charge pattern for developing using a liquid developer with which the recording material is brought in contact, e.g. immersion or surface immersion development

Description

U O 9 8 1 6 / 1 1 1 Q U O 9 8 1 6/1 1 1 Q

Denniso'n Manufacturing Company., .tframingham, Massachusetts,' ·'Denniso'n Manufacturing Company., .Tframingham, Massachusetts, '·'

.Vereinigte Staaten von Amerika ·. - · ' ·· . 235'l.7l-"7.United States of America ·. - · '··. 235'l.7l- "7

•Torricht.üng.- zum. -Entwickeln" eines 'elektrostatischen· ?ildes ..• Gate direction - on. -Developing "an 'electrostatic · image ..

2T1 282T 1 28

Trog Abfluß öffnungen (in 17) ■ obere Elektrode Rahmen (für Ί9) Stütze SchraubenTrough drainage openings (in 17) ■ upper electrode frame (for Ί9) support screws

11 ■ · . _■ ·. _ " - · *."- · *. ' -'- -- * -* - . 1. 1 22 ■ · ·■ · · 22 ' 3"'3 " -.-. - .r;.-3 -.-. - .r; .- 3 ?? .5.5 66th -...,.., ...6-..., .., ... 6 77th 77th 88th • * ■• * ■ 88th 99 99 1010 Untergestell . . ·Underframe. . · 1010 1111 Tanktank ηη 1212th flüssiger Entwickler? .liquid developer? . 1212th 1515th Niveau (von 12} Level (out of 12) 1313th 1414th Deckel .' "Lid .' " 1414th 1515th Halterungbracket 1616 Ansätze ' · " 'Approaches ' · " ' 1616

Oberseite (von Düs e Wand (von 24) LeitungTop (from nozzle wall (from 24) pipe

-η.Γί,-τίί^Μ* -Ji csva Jj:-η.Γί, -τίί ^ Μ * -Ji csva Jj:

Rohr Auslaß FlascheTube outlet bottle

"~S Blatt-"~ S leaf

4 0 98 J-S/-11 tO-4 0 98 J-S / -11 tO-

isis V21 V 21

20* 2? 20 * 2?

H8H8

2$$ 2

ORlQUsJAL. INSPECTEDORlQUsJAL. INSPECTED

23S171723S1717

untere Elektrodelower electrode ## . . . . ..'.■·. . . . .. '. ■ · ■■ ·. · ··. · · •• ** * ** * • i'V'ij• i'V'ij 5151 pn p n Stützrahmen (füt 31) . .Support frame (for 31). . I .I. ftft Rahmenteil ,Frame part, . - " · -. - "· - ■ ■ · ' .. ■ ■ · '.. * - ' ». * - '». Schrauben "' .Screws "'. ·■ · . i· ■ ·. i S . '
U ί S. '
U ί • ??■• ?? ■ SchlitzeSlots Schrauben . ■ ·Screws. ■ · —": ■—— ·'"'»?%"''■.- ": ■ —— · '"'»?%"'' ■. ???? Schrauben - .Screws -. . . '"--■-. . '"- ■ - ■ * . . ..„.-..-.".. .-. . . .-i. .t ■ *. . .. ".-..-." .. .-....-I.. T Qüetschrolle '.' -■ ·Qüetschrolle '.' - ■ · ■ ' ·'■ '·' • - '—■ ■■··..·■ ·.-. .• - '- ■ ■■ ·· .. · ■ · .-. . ' * ■'* ■ ^aetschrolle .^ aet roll. • · '• · ' AOAO 4040 V-förmiRe Führung ■V-shaped guide ■ 4141 4141 Rückseite (von J?) (ohne Bild)Back (from J?) (No picture) :.45„: .45 " . 4£. 4 pounds ·. ·' · ··. · '· · • - ■ ■ · ■• - ■ ■ · ■ -- 4y..4y .. '4J'4Y 4444 4444 4545 .4$.4 $ 4^>4 ^> 4646 ■ _ . · . -■ _. ·. - 4747 4747 - * · ·■ ·- * · · ■ · 4&4 & 4646 4949 4949 5050 5050 5555 .55.55 5656 5656 5?5? 5?5? 5ß5ß 5858 5959 5959 60.60 6060 6161 6161 ■83■ 83 6363 63.63. G4G4

ORIGINAL INSPECTEDORIGINAL INSPECTED

Claims (1)

DR.-ING. KARLBOEHMERT. DIPL. INS. AiBtRT BOEHMERT DR.-ING. WALTER HOORMANN · DIPL-PHYS. DR. HEINZ GODDAR 28 BREMEN · FELDSTRASSE 24 · TELEFON (0421) »74044 - TELEX 244 958 bopat d DR.-ING. KARLBOEHMERT. DIPL. INTO THE. AiBtRT BOEHMERT DR.-ING. WALTER HOORMANN DIPL-PHYS. DR. HEINZ GODDAR 28 BREMEN · FELDSTRASSE 24 · TELEPHONE (0421) »74044 - TELEX 244 958 bopat d Aktenzeichen: Neuanmeldung Name d. Anm.i Dennisön Manufacturing ..File number: New registration Name d. Note to Dennisön Manufacturing .. Postscheckkonto ■ Hamburg 1260 83 Bankkontos Bremar Bank, Bremen, Konto 1001449 (BLZ 29080010)Postal check account ■ Hamburg 1260 83 Bank accounts Bremar Bank, Bremen, account 1001449 (BLZ 29080010) Unser Zeichen: D 1259Our reference: D 1259 28Bremen,den 13. Oktober 197328 Bremen, October 13, 1973 AnsprücheExpectations 1J Vorrichtung zum Entwickeln eines auf einem Blatt vorhandenen elektrostatischen Bildes, die eine Einrichtung zum Transport des Blattes zu einer Entwicklungsstation aufweist, dadurch gekennzeichnet, daß an der Entwicklungsstation είη Äquipotentialbauteil (31) vorgesehen ist, welches gelocht ist, um die Tendenz zum Anhaften herabzusetzen.1 J apparatus for developing an existing on a sheet of electrostatic image, comprising means for transporting the sheet to a development station, characterized in that there is provided at the developing station είη Äquipotentialbauteil (31) which is perforated, the tendency to adhere to minimize . 2. Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, daß das Äquipotentialbauteil (31) ein metallenes Sieb ist.2. Apparatus according to claim 1, characterized in that the equipotential component (31) is a metal screen is. 5. Vorrichtung nach einem oder beiden der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß das Äquipotential bauteil (31) mit einem Dielektrikum feeschichtet ist, welches keinen den elektrischen Eigenschaften des Äquipotentialbauteils (31) entgegenwirkenden Einfluß ausübt.5. Device according to one or both of the preceding Claims, characterized in that the equipotential component (31) is coated with a dielectric, which does not exert any adverse influence on the electrical properties of the equipotential component (31). 409816/1110409816/1110 4·. Vorrichtung nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die DurchgangsÖffnungen des Äquipotentialbauteils (31) " eine Größe von 1o bis 8o mesh besitzen.4 ·. Device according to one or more of the preceding claims, characterized in that the Through openings of the equipotential component (31) " have a size of 1o to 8o mesh. 5. Vorrichtung nach Anspruch 4, dadurch gekennzeichnet, daß die DurchgangsÖffnungen des Äquipotentialbauteils (31) etwa 3o mesh groß sind.5. Apparatus according to claim 4, characterized in that that the through openings of the equipotential component (31) are about 3o mesh in size. 6. Vorrichtung nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet,. daß .das.-... 6. Device according to one or more of the preceding claims, characterized in that. that this.-... Iquipotentialbauteil-· (31) Erdpotential aufweist.Equipotential component · (31) has earth potential. 7. Vorrichtung nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß gegenüber dem ersten iquipotentialbauteil - (31) ein zweites Äquipotentialbauteil (19) vorgesehen ist, vnd da& das Blatt (S) zwischen den beiden Äquipotentialbauteilen (19, 31) angeordnet ist.7. Device according to one or more of the preceding claims, characterized in that opposite the first equipotential component - (31) a second equipotential component (19) is provided, and that Sheet (S) is arranged between the two equipotential components (19, 31). 8. Vorrichtung nach Anspruch 7, dadu'rch gekennzeichnet, daß das zweite Äquipotentialbauteil (19) gelocht ist und eine Lochgröße von 3o bis 325 mesh , vorzugsweise 8o mesh, aufweist.8. Apparatus according to claim 7, characterized in that the second equipotential component (19) is perforated and a hole size of 3o to 325 mesh, preferably 8o mesh. 9. Vorrichtung nach einem oder beiden der vorhergehenden Ansprüche zum Entwickeln eines elektrostatischen Bildes durch Aufgeben eines flüssigen Entwicklers auf das Blatt, wobei das Bild dem zweiten Äquipotentialbauteil zugekehrt ist, dadurch gekennzeichnet, daß die beiden Äquipotential -9. Device according to one or both of the preceding Claims for developing an electrostatic image by applying a liquid developer to the sheet, the image facing the second equipotential component, characterized in that the two equipotential - 40981 6/111040981 6/1110 bauteile (19, 31) eng benachbart angeordnet sind und einen einen gegenseitigen Abstand von etwa 1,5 bis 6,5 cm, vorzugsweise etwa 3 cm, haben.components (19, 31) are arranged closely adjacent and one have a mutual distance of about 1.5 to 6.5 cm, preferably about 3 cm. 1o. Vorrichtung nach einem oder mehreren der Ansprüche 7 bis 9i dadurch gekennzeichnet, daß die lquipotentialb.auteile (19»31) auf demselben Potential liegen.1o. Device according to one or more of Claims 7 to 9, characterized in that the equipotential components (19 »31) lie on the same potential.
DE19732351717 1972-10-16 1973-10-15 DEVICE FOR DEVELOPING AN ELECTROSTATIC IMAGE Pending DE2351717A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US297779A US3871329A (en) 1972-10-16 1972-10-16 Development electrode

Publications (1)

Publication Number Publication Date
DE2351717A1 true DE2351717A1 (en) 1974-04-18

Family

ID=23147707

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19732351717 Pending DE2351717A1 (en) 1972-10-16 1973-10-15 DEVICE FOR DEVELOPING AN ELECTROSTATIC IMAGE

Country Status (7)

Country Link
US (1) US3871329A (en)
JP (1) JPS49134338A (en)
AU (1) AU6123773A (en)
CA (1) CA992304A (en)
DE (1) DE2351717A1 (en)
FR (1) FR2203101B1 (en)
GB (1) GB1452520A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0018494A1 (en) * 1979-03-30 1980-11-12 Hoechst Aktiengesellschaft Device for wetting electrophotographic material
DE3438817A1 (en) * 1984-08-28 1986-03-13 Polychrome GmbH, 3360 Osterode Toner unit

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4006708A (en) * 1975-05-01 1977-02-08 Eastman Kodak Company Electrographic development apparatus
DE2645672B2 (en) * 1976-10-09 1978-07-27 Hoechst Ag, 6000 Frankfurt Apparatus for developing electrophotographic recording materials
JP2656354B2 (en) * 1989-09-05 1997-09-24 富士写真フイルム株式会社 Wet electrophotographic developing device
US5319422A (en) * 1989-09-05 1994-06-07 Fuji Photo Film Co., Ltd. Liquid electrophotographic developing device and method thereof
US5150160A (en) * 1990-04-02 1992-09-22 Fuji Photo Film Co., Ltd. Liquid electrophotographic apparatus having an improved back electrode

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6702972A (en) * 1966-06-30 1968-01-02
US3547076A (en) * 1967-03-23 1970-12-15 Sherwin Williams Co Apparatus for increasing the contrast in liquid immersion developing of electrostatic image
US3415223A (en) * 1967-04-24 1968-12-10 Pitney Bowes Inc Development apparatus for electrostatic copiers
US3442254A (en) * 1967-08-28 1969-05-06 Ncr Co Electrostatic developer
US3598086A (en) * 1967-10-07 1971-08-10 Minolta Camera Kk Electronic photographic developing device
US3577259A (en) * 1968-09-19 1971-05-04 Xerox Corp Liquid development of electrostatic latent images utilizing a tonerfree zone
US3605693A (en) * 1969-09-09 1971-09-20 Pitney Bowes Inc Development electrode
US3682542A (en) * 1970-08-14 1972-08-08 Dennison Mfg Co Development of electrostatic images
JPS5124251B1 (en) * 1970-12-28 1976-07-22
US3753393A (en) * 1971-05-21 1973-08-21 Dick Co Ab Liquid developer system for electrostatic copier

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0018494A1 (en) * 1979-03-30 1980-11-12 Hoechst Aktiengesellschaft Device for wetting electrophotographic material
DE3438817A1 (en) * 1984-08-28 1986-03-13 Polychrome GmbH, 3360 Osterode Toner unit

Also Published As

Publication number Publication date
FR2203101A1 (en) 1974-05-10
FR2203101B1 (en) 1977-03-11
CA992304A (en) 1976-07-06
US3871329A (en) 1975-03-18
GB1452520A (en) 1976-10-13
JPS49134338A (en) 1974-12-24
AU6123773A (en) 1975-04-10

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