JPH0377970U - - Google Patents

Info

Publication number
JPH0377970U
JPH0377970U JP1989108116U JP10811689U JPH0377970U JP H0377970 U JPH0377970 U JP H0377970U JP 1989108116 U JP1989108116 U JP 1989108116U JP 10811689 U JP10811689 U JP 10811689U JP H0377970 U JPH0377970 U JP H0377970U
Authority
JP
Japan
Prior art keywords
toner
developer
toner conveyor
cleaning blade
conveyor
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.)
Granted
Application number
JP1989108116U
Other languages
Japanese (ja)
Other versions
JPH0738927Y2 (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 JP1989108116U priority Critical patent/JPH0738927Y2/en
Priority to KR2019900012095U priority patent/KR950002209Y1/en
Publication of JPH0377970U publication Critical patent/JPH0377970U/ja
Application granted granted Critical
Publication of JPH0738927Y2 publication Critical patent/JPH0738927Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/0005—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium
    • G03G21/0011—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium using a blade; Details of cleaning blades, e.g. blade shape, layer forming
    • G03G21/0023—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium using a blade; Details of cleaning blades, e.g. blade shape, layer forming with electric bias
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
    • G03G2221/0026—Cleaning of foreign matter, e.g. paper powder, from imaging member
    • G03G2221/0068—Cleaning mechanism
    • G03G2221/0089—Mechanical

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Cleaning In Electrography (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

図面はいずれも本考案の一実施例を示し、第１
図は要部側面図、第２図は部分斜視図、第３図は
外観斜視図、第４図、第５図および第６図は要部
側面図である。 １……感光体ドラム、２……筐体、３……クリ
ーニングブレード、４……トナーコンベア、５…
…レバー保持軸、６……ジヤム検知レバー、６ａ
，６ｂ……アーム、７……カム、８……マイクロ
スイツチ、９……用紙、１０……トナー。 Each of the drawings shows an embodiment of the present invention.
2 is a partial perspective view, FIG. 3 is an external perspective view, and FIGS. 4, 5, and 6 are side views of essential parts. 1... Photosensitive drum, 2... Housing, 3... Cleaning blade, 4... Toner conveyor, 5...
...Lever holding shaft, 6...Jam detection lever, 6a
, 6b...Arm, 7...Cam, 8...Micro switch, 9...Paper, 10...Toner.

Claims (1)

【実用新案登録請求の範囲】 １ 感光体に摺接して当該感光体上に付着してい
る現像剤を除去するクリーニングブレードと、前
記クリーニングブレードによつて除去された現像
剤を搬送するコイルスプリング状のトナーコンベ
アと、前記クリーニングブレードとトナーコンベ
アとの間に位置し、用紙がクリーニングブレード
とトナーコンベアとの間に進入したことを検知す
るジヤム検知レバーとが具備されている現像剤の
クリーニング装置において、 前記ジヤム検知レバーには少なくとも２本のア
ームが備えられ、一方のアームはその自由端が前
記トナーコンベアの近傍にまで延出し、当該トナ
ーコンベアの搬送下流側においてトナーが固着し
た場合に、堆積トナーおよび変形したトナーコン
ベアのいずれか一方又は双方によつて動作するよ
うに構成されていることを特徴とする現像剤のク
リーニング装置。 ２ 前記一方のアームの幅を前記トナーコンベア
のピツチより大きく設定したことを特徴とする実
用新案登録請求の範囲第１項記載の現像剤のクリ
ーニング装置。[Claims for Utility Model Registration] 1. A cleaning blade that slides on a photoreceptor to remove developer attached to the photoreceptor, and a coil spring-like member that transports the developer removed by the cleaning blade. A developer cleaning device comprising: a toner conveyor; and a jam detection lever located between the cleaning blade and the toner conveyor and detecting that paper has entered between the cleaning blade and the toner conveyor. , the jam detection lever is provided with at least two arms, one arm has a free end that extends close to the toner conveyor, and when toner is stuck on the conveyance downstream side of the toner conveyor, the jam detection lever is provided with at least two arms. A developer cleaning device characterized in that it is configured to be operated by either or both of toner and a deformed toner conveyor. 2. The developer cleaning device according to claim 1, wherein the width of the one arm is set larger than the pitch of the toner conveyor.
JP1989108116U 1989-08-10 1989-09-14 Developer cleaning device Expired - Lifetime JPH0738927Y2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1989108116U JPH0738927Y2 (en) 1989-08-10 1989-09-14 Developer cleaning device
KR2019900012095U KR950002209Y1 (en) 1989-08-10 1990-08-10 Developer cleaning device

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP9523289 1989-08-10
JP1-95232 1989-08-10
JP1989108116U JPH0738927Y2 (en) 1989-08-10 1989-09-14 Developer cleaning device

Publications (2)

Publication Number Publication Date
JPH0377970U true JPH0377970U (en) 1991-08-06
JPH0738927Y2 JPH0738927Y2 (en) 1995-09-06

Family

ID=26436505

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989108116U Expired - Lifetime JPH0738927Y2 (en) 1989-08-10 1989-09-14 Developer cleaning device

Country Status (2)

Country Link
JP (1) JPH0738927Y2 (en)
KR (1) KR950002209Y1 (en)

Also Published As

Publication number Publication date
KR950002209Y1 (en) 1995-03-29
KR910004783U (en) 1991-03-19
JPH0738927Y2 (en) 1995-09-06

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