EP0947289A1 - Machine de rodage - Google Patents

Machine de rodage Download PDF

Info

Publication number
EP0947289A1
EP0947289A1 EP99105171A EP99105171A EP0947289A1 EP 0947289 A1 EP0947289 A1 EP 0947289A1 EP 99105171 A EP99105171 A EP 99105171A EP 99105171 A EP99105171 A EP 99105171A EP 0947289 A1 EP0947289 A1 EP 0947289A1
Authority
EP
European Patent Office
Prior art keywords
smaller
platen
cast iron
lapping
lapping machine
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Withdrawn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
EP99105171A
Other languages
German (de)
English (en)
Inventor
Toshihiro c/o Speedfam Co. Ltd. Seino
Akiro c/o Speedfam Co. Ltd. Yoshida
Kenji c/o Speedfam Co. Ltd. Amano
Tomohiro c/o Speedfam Co. Ltd. Aizawa
Takara c/o Hitachi Zosen Metal Works Co. Ltd Ito
Shinji c/o Hitachi Zosen Metal Works Co. Furusawa
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.)
SpeedFam Co Ltd
Hitachi Zosen Corp
Original Assignee
SpeedFam Co Ltd
Hitachi Zosen Corp
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 SpeedFam Co Ltd, Hitachi Zosen Corp filed Critical SpeedFam Co Ltd
Publication of EP0947289A1 publication Critical patent/EP0947289A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00—Lapping machines or devices; Accessories
    • B24B37/04—Lapping machines or devices; Accessories designed for working plane surfaces
    • B24B37/07—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool
    • B24B37/08—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool for double side lapping
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00—Lapping machines or devices; Accessories
    • B24B37/11—Lapping tools
    • B24B37/12—Lapping plates for working plane surfaces
    • B24B37/14—Lapping plates for working plane surfaces characterised by the composition or properties of the plate materials
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C37/00—Cast-iron alloys
    • C22C37/04—Cast-iron alloys containing spheroidal graphite
EP99105171A 1998-04-03 1999-03-30 Machine de rodage Withdrawn EP0947289A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9176898A JPH11286739A (ja) 1998-04-03 1998-04-03 ラッピング加工機
JP9176898 1998-04-03

Publications (1)

Publication Number Publication Date
EP0947289A1 true EP0947289A1 (fr) 1999-10-06

Family

ID=14035756

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99105171A Withdrawn EP0947289A1 (fr) 1998-04-03 1999-03-30 Machine de rodage

Country Status (2)

Country Link
EP (1) EP0947289A1 (fr)
JP (1) JPH11286739A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021103709A1 (de) 2021-02-17 2022-08-18 Lapmaster Wolters Gmbh Doppel- oder Einseiten-Bearbeitungsmaschine

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011092744A1 (fr) * 2010-01-29 2011-08-04 エヌ・ティ・ティ・アドバンステクノロジ株式会社 Appareil de polissage de fibre optique

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1500766A (en) * 1974-06-14 1978-02-08 Goetzewerke Spheroidal cast-iron alloy of increased wear resistance
US4867803A (en) * 1985-03-25 1989-09-19 Kabushiki Kaisha Toshiba Lapping tools and method of manufacturing the same
JPH06212252A (ja) * 1993-11-15 1994-08-02 Toshiba Corp 研磨定盤用材料の製造方法
JPH09103956A (ja) * 1996-05-27 1997-04-22 Toshiba Corp 研磨定盤
EP0827810A1 (fr) * 1996-09-05 1998-03-11 Kabushiki Kaisha Toshiba Matériau pour outil de rodage et plateau de rodage fait de ce matériau

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1500766A (en) * 1974-06-14 1978-02-08 Goetzewerke Spheroidal cast-iron alloy of increased wear resistance
US4867803A (en) * 1985-03-25 1989-09-19 Kabushiki Kaisha Toshiba Lapping tools and method of manufacturing the same
JPH06212252A (ja) * 1993-11-15 1994-08-02 Toshiba Corp 研磨定盤用材料の製造方法
JPH09103956A (ja) * 1996-05-27 1997-04-22 Toshiba Corp 研磨定盤
EP0827810A1 (fr) * 1996-09-05 1998-03-11 Kabushiki Kaisha Toshiba Matériau pour outil de rodage et plateau de rodage fait de ce matériau

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 018, no. 578 (C - 1269) 7 November 1994 (1994-11-07) *
PATENT ABSTRACTS OF JAPAN vol. 097, no. 008 29 August 1997 (1997-08-29) *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021103709A1 (de) 2021-02-17 2022-08-18 Lapmaster Wolters Gmbh Doppel- oder Einseiten-Bearbeitungsmaschine

Also Published As

Publication number Publication date
JPH11286739A (ja) 1999-10-19

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