JPH0159270U - - Google Patents

Info

Publication number
JPH0159270U
JPH0159270U JP1987155127U JP15512787U JPH0159270U JP H0159270 U JPH0159270 U JP H0159270U JP 1987155127 U JP1987155127 U JP 1987155127U JP 15512787 U JP15512787 U JP 15512787U JP H0159270 U JPH0159270 U JP H0159270U
Authority
JP
Japan
Prior art keywords
developer
developing
sealing
magnet roller
magnet
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
JP1987155127U
Other languages
English (en)
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 filed Critical
Priority to JP1987155127U priority Critical patent/JPH0159270U/ja
Priority to US07/248,774 priority patent/US4982690A/en
Publication of JPH0159270U publication Critical patent/JPH0159270U/ja
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
    • G03G15/08—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)
  • Dry Development In Electrophotography (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)

Description

【図面の簡単な説明】
第１図及び第２図は本考案の実施例を示すもの
であつて、第１図は非現像時の断面図、第２図ａ
〜ｃは磁石製シール部材の各種の磁極配置を示す
拡大断面図、第３図は変形例の断面図、第４図及
び第５図は従来例を示すものであつて、第４図は
現像時の断面図、第５図は非現像時の断面図であ
る。 １０は現像槽、１１は現像用マグネツトローラ
、１５は現像剤停止部材、１７，１８，２３は磁
石製シール部材である。

Claims (1)

  1. 【実用新案登録請求の範囲】 感光体に現像剤を供給する現像用マグネツトロ
    ーラと、この現像用マグネツトローラへの現像剤
    の供給を停止する現像剤停止部材とを現像槽内に
    配置するとともに現像剤停止部材の周囲の間隙を
    シールするシール部材を設けた現像装置において
    、 上記シール部材が磁石により形成されているこ
    とを特徴とする現像装置。
JP1987155127U 1987-10-09 1987-10-09 Pending JPH0159270U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1987155127U JPH0159270U (ja) 1987-10-09 1987-10-09
US07/248,774 US4982690A (en) 1987-10-09 1988-09-23 Developing device with magnetic supply seals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987155127U JPH0159270U (ja) 1987-10-09 1987-10-09

Publications (1)

Publication Number Publication Date
JPH0159270U true JPH0159270U (ja) 1989-04-13

Family

ID=15599147

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987155127U Pending JPH0159270U (ja) 1987-10-09 1987-10-09

Country Status (2)

Country Link
US (1) US4982690A (ja)
JP (1) JPH0159270U (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5495315A (en) * 1991-03-27 1996-02-27 Xerox Corporation Level sensing apparatus
US5319420A (en) * 1991-11-14 1994-06-07 Eastman Kodak Company Apparatus for controlling the flow of developer material in a development station
US5337124A (en) * 1992-09-28 1994-08-09 Xerox Corporation Low bead impulse donor loading
JP2987083B2 (ja) * 1994-10-21 1999-12-06 株式会社リコー トナーカートリッジ

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56102875A (en) * 1980-01-21 1981-08-17 Canon Inc Developer replenishing device
US4342282A (en) * 1980-05-07 1982-08-03 Hitachi Metals, Ltd. Toner cartridge
JPS5834468A (ja) * 1981-08-26 1983-02-28 Ricoh Co Ltd 乾式現像装置
JPS59195257A (ja) * 1983-04-19 1984-11-06 Matsushita Graphic Commun Syst Inc 現像剤カ−トリツジ
JPS60221780A (ja) * 1984-04-19 1985-11-06 Matsushita Electric Ind Co Ltd トナ−補給装置
JPS613152A (ja) * 1984-06-18 1986-01-09 Hitachi Ltd 静電像の現像方法
US4652115A (en) * 1985-10-25 1987-03-24 Colorocs Corporation Print engine for color electrophotography

Also Published As

Publication number Publication date
US4982690A (en) 1991-01-08

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