JPS6287735U - - Google Patents

Info

Publication number
JPS6287735U
JPS6287735U JP17760485U JP17760485U JPS6287735U JP S6287735 U JPS6287735 U JP S6287735U JP 17760485 U JP17760485 U JP 17760485U JP 17760485 U JP17760485 U JP 17760485U JP S6287735 U JPS6287735 U JP S6287735U
Authority
JP
Japan
Prior art keywords
screw
developer
stirring
shaft
unit
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
JP17760485U
Other languages
Japanese (ja)
Other versions
JPH0417223Y2 (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 JP1985177604U priority Critical patent/JPH0417223Y2/ja
Priority to US06/907,738 priority patent/US4711551A/en
Publication of JPS6287735U publication Critical patent/JPS6287735U/ja
Application granted granted Critical
Publication of JPH0417223Y2 publication Critical patent/JPH0417223Y2/ja
Expired legal-status Critical Current

Links

Description

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

図面は、いずれも本考案の一実施例を示し、第
１図は現像装置の概略断面図、第２図はスクリユ
ーの正面図、第３図はスクリユーユニツトの正面
図、第４図はスクリユーユニツトの右側面図であ
る。 ６…スクリユー、８…スクリユーユニツト、９
…シヤフト、１０…螺旋帯、１２…凸部、１３…
凹所、１４…ピン。 The drawings all show one embodiment of the present invention, with Fig. 1 being a schematic sectional view of the developing device, Fig. 2 being a front view of the screw, Fig. 3 being a front view of the screw unit, and Fig. 4 being a schematic sectional view of the developing device. FIG. 3 is a right side view of the U unit. 6...screw unit, 8...screw unit, 9
...Shaft, 10...Spiral band, 12...Protrusion, 13...
Recess, 14...pin.

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現像装置内の現像
剤をかくはんするためのスクリユーにおいて、 シヤフトと、このシヤフトに連続的若しくは断
続的に複数個嵌着される円筒状のスクリユーユニ
ツトとが備えられ、前記スクリユーユニツトには
、１ピツチ分以下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一端部に凸部が形設さ
れ、他端部に前記凸部が嵌入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１項に記載の
現像剤かくはん用スクリユー。 ３ スクリユーユニツトは、プラスチツクにて螺
旋帯と共に一体成型されている実用新案登録請求
の範囲第１項若しくは第２項に記載の現像剤かく
はん用スクリユー。 ４ シヤフトに、スクリユーユニツトの凹所と係
合し得るピンが植設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。[Claims for Utility Model Registration] 1. In a screw for stirring developer in a developing device that develops an electrostatic latent image with toner, a shaft and a plurality of cylinders fitted continuously or intermittently to the shaft. 1. A screw for stirring a developer, characterized in that the screw unit has a spiral band of one pitch or less. 2. The developer stirring screw according to claim 1, wherein a convex portion is formed at one end of the screw unit, and a recess into which the convex portion can fit is formed at the other end. . 3. The developer stirring screw according to claim 1 or 2, wherein the screw unit is integrally molded with the spiral band from plastic. 4. The developer stirring screw according to claim 2, wherein the shaft is provided with a pin that can be engaged with a recess in the screw unit.
JP1985177604U 1985-09-13 1985-11-19 Expired JPH0417223Y2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1985177604U JPH0417223Y2 (en) 1985-11-19 1985-11-19
US06/907,738 US4711551A (en) 1985-09-13 1986-09-10 Developing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985177604U JPH0417223Y2 (en) 1985-11-19 1985-11-19

Publications (2)

Publication Number Publication Date
JPS6287735U true JPS6287735U (en) 1987-06-04
JPH0417223Y2 JPH0417223Y2 (en) 1992-04-17

Family

ID=31118957

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985177604U Expired JPH0417223Y2 (en) 1985-09-13 1985-11-19

Country Status (1)

Country Link
JP (1) JPH0417223Y2 (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0430098A2 (en) * 1989-11-29 1991-06-05 Mita Industrial Co., Ltd. Feed roller for mixing a powder
JP2009288708A (en) * 2008-05-30 2009-12-10 Kyocera Mita Corp Developing device
JP2010511491A (en) * 2006-12-01 2010-04-15 ユナイテッド・ステイツ・ジプサム・カンパニー Viscous material mixer
JP2010237342A (en) * 2009-03-31 2010-10-21 Toray Eng Co Ltd Toner stirring conveyance screw, developing device, image forming device, and screw piece manufacturing method
JP2012032706A (en) * 2010-08-02 2012-02-16 Ricoh Co Ltd Developer conveying member, method of manufacturing the same, developing device and process cartridge having developer conveying member, and image forming apparatus

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56146430U (en) * 1980-04-05 1981-11-05

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56146430U (en) * 1980-04-05 1981-11-05

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0430098A2 (en) * 1989-11-29 1991-06-05 Mita Industrial Co., Ltd. Feed roller for mixing a powder
EP0430098B1 (en) * 1989-11-29 1995-05-03 Mita Industrial Co., Ltd. Feed roller for mixing a powder
JP2010511491A (en) * 2006-12-01 2010-04-15 ユナイテッド・ステイツ・ジプサム・カンパニー Viscous material mixer
JP2009288708A (en) * 2008-05-30 2009-12-10 Kyocera Mita Corp Developing device
JP2010237342A (en) * 2009-03-31 2010-10-21 Toray Eng Co Ltd Toner stirring conveyance screw, developing device, image forming device, and screw piece manufacturing method
JP2012032706A (en) * 2010-08-02 2012-02-16 Ricoh Co Ltd Developer conveying member, method of manufacturing the same, developing device and process cartridge having developer conveying member, and image forming apparatus

Also Published As

Publication number Publication date
JPH0417223Y2 (en) 1992-04-17

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