EP1091262A3 - Toner supply roll and production method therefore - Google Patents

Toner supply roll and production method therefore Download PDF

Info

Publication number
EP1091262A3
EP1091262A3 EP00121843A EP00121843A EP1091262A3 EP 1091262 A3 EP1091262 A3 EP 1091262A3 EP 00121843 A EP00121843 A EP 00121843A EP 00121843 A EP00121843 A EP 00121843A EP 1091262 A3 EP1091262 A3 EP 1091262A3
Authority
EP
European Patent Office
Prior art keywords
sponge layer
toner
supply roll
toner supply
openings
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.)
Withdrawn
Application number
EP00121843A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1091262A2 (en
Inventor
Mitsuyoshi Kondo
Kadai Takeyama
Akitoshi Nozawa
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.)
Sumitomo Riko Co Ltd
Original Assignee
Sumitomo Riko Co Ltd
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 Sumitomo Riko Co Ltd filed Critical Sumitomo Riko Co Ltd
Publication of EP1091262A2 publication Critical patent/EP1091262A2/en
Publication of EP1091262A3 publication Critical patent/EP1091262A3/en
Withdrawn legal-status Critical Current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
    • G03G15/0806—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller
    • G03G15/0818—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller characterised by the structure of the donor member, e.g. surface properties
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/08—Details of powder developing device not concerning the development directly
    • G03G2215/0855—Materials and manufacturing of the developing device
    • G03G2215/0858—Donor member
    • G03G2215/0863—Manufacturing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Rolls And Other Rotary Bodies (AREA)
  • Dry Development In Electrophotography (AREA)
EP00121843A 1999-10-08 2000-10-06 Toner supply roll and production method therefore Withdrawn EP1091262A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP28795599 1999-10-08
JP28795599A JP2001109251A (ja) 1999-10-08 1999-10-08 トナー供給ロールおよびその製法

Publications (2)

Publication Number Publication Date
EP1091262A2 EP1091262A2 (en) 2001-04-11
EP1091262A3 true EP1091262A3 (en) 2004-01-14

Family

ID=17723917

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00121843A Withdrawn EP1091262A3 (en) 1999-10-08 2000-10-06 Toner supply roll and production method therefore

Country Status (2)

Country Link
EP (1) EP1091262A3 (ja)
JP (1) JP2001109251A (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5055032B2 (ja) * 2007-06-14 2012-10-24 キヤノン化成株式会社 ポリウレタンフォームローラの製造方法
JP4402137B2 (ja) 2007-06-29 2010-01-20 キヤノン株式会社 画像形成装置、現像装置及びカートリッジ
JP2009009035A (ja) 2007-06-29 2009-01-15 Canon Inc 現像装置及びカートリッジ

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0597444A1 (en) * 1992-11-09 1994-05-18 Konica Corporation Toner guide roller for image-forming process and apparatus applied therewith
US5548382A (en) * 1989-08-01 1996-08-20 Fujitsu Limited Developing apparatus for improving the durability of the latent image holding member
EP0789285A2 (en) * 1996-02-06 1997-08-13 Tokai Rubber Industries, Ltd. Toner supply roll having openings in skin layer of porous cylindrical polyurethane sponge structure, and method of producing the same
JPH11230157A (ja) * 1998-02-20 1999-08-27 Tokai Rubber Ind Ltd ウレタンスポンジロール及びその製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5548382A (en) * 1989-08-01 1996-08-20 Fujitsu Limited Developing apparatus for improving the durability of the latent image holding member
EP0597444A1 (en) * 1992-11-09 1994-05-18 Konica Corporation Toner guide roller for image-forming process and apparatus applied therewith
EP0789285A2 (en) * 1996-02-06 1997-08-13 Tokai Rubber Industries, Ltd. Toner supply roll having openings in skin layer of porous cylindrical polyurethane sponge structure, and method of producing the same
JPH11230157A (ja) * 1998-02-20 1999-08-27 Tokai Rubber Ind Ltd ウレタンスポンジロール及びその製造方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1999, no. 13 30 November 1999 (1999-11-30) *

Also Published As

Publication number Publication date
JP2001109251A (ja) 2001-04-20
EP1091262A2 (en) 2001-04-11

Similar Documents

Publication Publication Date Title
EP0789285A3 (en) Toner supply roll having openings in skin layer of porous cylindrical polyurethane sponge structure, and method of producing the same
EP0892320A3 (en) Toner supply roll including porous cylindrical polyurethane sponge structure having skin layer having openings and alternate protrusions an recesses, and method of producing the same
WO1989002833A1 (en) Inking device and production thereof
MXPA03002648A (es) Metodo y molde para fabricar articulos de poliuretano.
EP0843231A3 (en) Charging member, charging device and process cartridge detachably mountable to image forming apparatus
CN1101946C (zh) 色粉供应转动件和使用该转动件的显影装置
TW200736373A (en) Polishing pad
EP1091262A3 (en) Toner supply roll and production method therefore
US6655746B1 (en) Paint roller and its production process
EP1036632A3 (en) Method and system of manufacturing slurry for polishing, and method and system of manufacturing semiconductor devices
WO2001044352A3 (de) Verfahren zur herstellung von weichen bis halbharten polyurethanintegralschaumstoffen
EP0841599A3 (en) Developing device
EP0930220A3 (en) Sheathing material for a construction machine and method for producing the same
EP0364653B1 (en) Inking cylinder used in a printing apparatus and method for producing the inking cylinder
CN211249558U (zh) 缓冲抛光垫
JP3620592B2 (ja) 転写ローラ及び転写装置
JP5142423B2 (ja) トナー供給ローラおよびこれを用いた画像形成装置
JP5610957B2 (ja) ポリウレタンフォームローラの製造方法
JP5620221B2 (ja) 潤滑剤塗布ローラ
CN217837437U (zh) 一种带有自动上下料结构的自动磨大球机
JPH0796298B2 (ja) 印刷機のインキ供給装置
JP2004233578A (ja) ローラ及びその製造方法
CN109454991A (zh) 一种可提高油墨转移率的凹印油墨槽
JP2001051492A5 (ja)
CN211641946U (zh) 一种多硬度汽车座椅

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20001020

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Extension state: AL LT LV MK RO SI

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

AKX Designation fees paid

Designated state(s): DE FR GB

18W Application withdrawn

Effective date: 20040902