JPS6335055U - - Google Patents

Info

Publication number
JPS6335055U
JPS6335055U JP12777286U JP12777286U JPS6335055U JP S6335055 U JPS6335055 U JP S6335055U JP 12777286 U JP12777286 U JP 12777286U JP 12777286 U JP12777286 U JP 12777286U JP S6335055 U JPS6335055 U JP S6335055U
Authority
JP
Japan
Prior art keywords
screw
developer
convex piece
recess
face
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
JP12777286U
Other languages
Japanese (ja)
Other versions
JPH0717078Y2 (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 JP12777286U priority Critical patent/JPH0717078Y2/en
Publication of JPS6335055U publication Critical patent/JPS6335055U/ja
Application granted granted Critical
Publication of JPH0717078Y2 publication Critical patent/JPH0717078Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Dry Development In Electrophotography (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)

Description

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

図面はいずれも本考案の実施例を示し、第１図
はスクリユーユニツトの正面図、第２図は現像装
置の横断面図、第３図はスクリユーユニツトの平
面図、第４図はスクリユーユニツトの側面図、第
５図は現像装置の平面図、第６図ないし第８図は
夫々スクリユーの相異なる態様を示す平面図であ
る。 １…現像装置の筐体、４…スクリユー、９…ス
クリユーユニツト、１０…基体、１１…回転軸線
（中心線）、１２ａ，１２ｂ，１２Ｂ，１２Ｃ，
１２Ｄ，１２Ｅ，１２Ｆ，１２Ｇ…螺旋帯、１３
ａ，１３ｂ…凸片、１４ａ，１４ｂ，１５ａ，１
５ｂ…凹所。 The drawings all show embodiments of the present invention; FIG. 1 is a front view of the screw unit, FIG. 2 is a cross-sectional view of the developing device, FIG. 3 is a plan view of the screw unit, and FIG. 4 is a front view of the screw unit. FIG. 5 is a side view of the U unit, FIG. 5 is a plan view of the developing device, and FIGS. 6 to 8 are plan views showing different aspects of the screw. DESCRIPTION OF SYMBOLS 1... Housing of developing device, 4... Screw, 9... Screw unit, 10... Base, 11... Rotation axis (center line), 12a, 12b, 12B, 12C,
12D, 12E, 12F, 12G...Spiral band, 13
a, 13b...convex piece, 14a, 14b, 15a, 1
5b... recess.

Claims (1)

【実用新案登録請求の範囲】 １ 静電潜像をトナー現像するための現像装置内
の現像剤をかくはんするスクリユーにおいて、 シヤフトと、このシヤフトの延在方向に沿つて
連続的若しくは断続的に複数個嵌着されるスクリ
ユーユニツトとが具備され、前記スクリユーユニ
ツトには、その回転軸線を対称中心線として相互
に線対称形状の１／２ピツチ以下の一対の螺旋帯
が形成されていることを特徴とする現像剤かくは
ん用スクリユー。 ２ スクリユーユニツトの円筒状の基体の端面に
、凸片若しくは凹所が形成されている実用新案登
録請求の範囲第１項に記載の現像剤かくはん用ス
クリユー。 ３ 基体の一方の端面に凸片が、また他方の端面
に前記凸片と係合し得る凹所が形成されている実
用新案登録請求の範囲第２項に記載の現像剤かく
はん用スクリユー。 ４ 螺旋帯は、１／４ピツチの範囲にわたつて形
成されている実用新案登録請求の範囲第１項ない
し第３項のいずれかに記載の現像剤かくはん用ス
クリユー。 ５ 凹所と中心線を結ぶ線と、凸片と中心線を結
ぶ線とのなす角度が、９０°である実用新案登録
請求の範囲第４項に記載の現像剤かくはん用スク
リユー。[Claims for Utility Model Registration] 1. A screw that stirs a developer in a developing device for developing an electrostatic latent image with toner, including a shaft and a plurality of screws continuously or intermittently along the extending direction of the shaft. The screw unit is provided with a screw unit that is fitted individually, and the screw unit is provided with a pair of spiral bands of 1/2 pitch or less that are symmetrical about the axis of rotation of the screw unit. A screw for stirring the developer, which is characterized by: 2. The developer stirring screw according to claim 1, wherein a convex piece or a recess is formed on the end face of the cylindrical base of the screw unit. 3. The developer stirring screw according to claim 2, wherein a convex piece is formed on one end face of the base body, and a recess that can be engaged with the convex piece is formed on the other end face. 4. The developer stirring screw according to any one of claims 1 to 3, wherein the spiral band is formed over a 1/4 pitch range. 5. The developer stirring screw according to claim 4, wherein the angle between the line connecting the recess and the center line and the line connecting the convex piece and the center line is 90°.
JP12777286U 1986-08-21 1986-08-21 Developer stirring screen Expired - Lifetime JPH0717078Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12777286U JPH0717078Y2 (en) 1986-08-21 1986-08-21 Developer stirring screen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12777286U JPH0717078Y2 (en) 1986-08-21 1986-08-21 Developer stirring screen

Publications (2)

Publication Number Publication Date
JPS6335055U true JPS6335055U (en) 1988-03-07
JPH0717078Y2 JPH0717078Y2 (en) 1995-04-19

Family

ID=31022844

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12777286U Expired - Lifetime JPH0717078Y2 (en) 1986-08-21 1986-08-21 Developer stirring screen

Country Status (1)

Country Link
JP (1) JPH0717078Y2 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3000044U (en) * 1994-01-06 1994-07-26 株式会社キクテック Wide-angle light emitting gaze induction pole
JP2010256429A (en) * 2009-04-21 2010-11-11 Fuji Xerox Co Ltd Developer-stirring and transporting member, and developing device and image-forming device which use the member
JP2012163731A (en) * 2011-02-07 2012-08-30 Kyocera Document Solutions Inc Agitating and conveying member, developing unit equipped therewith, and image-forming device
JP2018097177A (en) * 2016-12-14 2018-06-21 京セラドキュメントソリューションズ株式会社 Stirring and conveying member and developing device including the same, and image forming apparatus
JP2018097175A (en) * 2016-12-14 2018-06-21 京セラドキュメントソリューションズ株式会社 Stirring and conveying member and developing device including the same, and image forming apparatus
JP2018097174A (en) * 2016-12-14 2018-06-21 京セラドキュメントソリューションズ株式会社 Stirring and conveying member and developing device including the same, and image forming apparatus

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3000044U (en) * 1994-01-06 1994-07-26 株式会社キクテック Wide-angle light emitting gaze induction pole
JP2010256429A (en) * 2009-04-21 2010-11-11 Fuji Xerox Co Ltd Developer-stirring and transporting member, and developing device and image-forming device which use the member
JP2012163731A (en) * 2011-02-07 2012-08-30 Kyocera Document Solutions Inc Agitating and conveying member, developing unit equipped therewith, and image-forming device
JP2018097177A (en) * 2016-12-14 2018-06-21 京セラドキュメントソリューションズ株式会社 Stirring and conveying member and developing device including the same, and image forming apparatus
JP2018097175A (en) * 2016-12-14 2018-06-21 京セラドキュメントソリューションズ株式会社 Stirring and conveying member and developing device including the same, and image forming apparatus
JP2018097174A (en) * 2016-12-14 2018-06-21 京セラドキュメントソリューションズ株式会社 Stirring and conveying member and developing device including the same, and image forming apparatus

Also Published As

Publication number Publication date
JPH0717078Y2 (en) 1995-04-19

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