FR2741560B1 - Meule perfectionnee pour verres ophtalmiques, et machine de meulage correspondante - Google Patents

Meule perfectionnee pour verres ophtalmiques, et machine de meulage correspondante

Info

Publication number
FR2741560B1
FR2741560B1 FR9513960A FR9513960A FR2741560B1 FR 2741560 B1 FR2741560 B1 FR 2741560B1 FR 9513960 A FR9513960 A FR 9513960A FR 9513960 A FR9513960 A FR 9513960A FR 2741560 B1 FR2741560 B1 FR 2741560B1
Authority
FR
France
Prior art keywords
grinding machine
ophthalmic lenses
corresponding grinding
improved grinder
grinder
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.)
Expired - Fee Related
Application number
FR9513960A
Other languages
English (en)
Other versions
FR2741560A1 (fr
Inventor
Jean Jacques Bernard J Videcoq
Thierry Pierre Yves Lefrancois
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.)
Briot International SA
Original Assignee
Briot International SA
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 Briot International SA filed Critical Briot International SA
Priority to FR9513960A priority Critical patent/FR2741560B1/fr
Priority to PCT/FR1996/001861 priority patent/WO1997018922A1/fr
Priority to US08/875,089 priority patent/US5951381A/en
Priority to EP96941067A priority patent/EP0805734A1/fr
Publication of FR2741560A1 publication Critical patent/FR2741560A1/fr
Application granted granted Critical
Publication of FR2741560B1 publication Critical patent/FR2741560B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D5/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor
    • 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
    • B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
    • B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
    • B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
    • B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
    • B24B9/14—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of optical work, e.g. lenses, prisms
FR9513960A 1995-11-23 1995-11-23 Meule perfectionnee pour verres ophtalmiques, et machine de meulage correspondante Expired - Fee Related FR2741560B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR9513960A FR2741560B1 (fr) 1995-11-23 1995-11-23 Meule perfectionnee pour verres ophtalmiques, et machine de meulage correspondante
PCT/FR1996/001861 WO1997018922A1 (fr) 1995-11-23 1996-11-25 Meule perfectionnee pour verres ophtalmiques, et machine de meulage correspondante
US08/875,089 US5951381A (en) 1995-11-23 1996-11-25 Grinding wheel for ophthalmic glasses and corresponding grinding machine
EP96941067A EP0805734A1 (fr) 1995-11-23 1996-11-25 Meule perfectionnee pour verres ophtalmiques, et machine de meulage correspondante

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9513960A FR2741560B1 (fr) 1995-11-23 1995-11-23 Meule perfectionnee pour verres ophtalmiques, et machine de meulage correspondante

Publications (2)

Publication Number Publication Date
FR2741560A1 FR2741560A1 (fr) 1997-05-30
FR2741560B1 true FR2741560B1 (fr) 1998-02-06

Family

ID=9484871

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9513960A Expired - Fee Related FR2741560B1 (fr) 1995-11-23 1995-11-23 Meule perfectionnee pour verres ophtalmiques, et machine de meulage correspondante

Country Status (4)

Country Link
US (1) US5951381A (fr)
EP (1) EP0805734A1 (fr)
FR (1) FR2741560B1 (fr)
WO (1) WO1997018922A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19529786C1 (de) * 1995-08-12 1997-03-06 Loh Optikmaschinen Ag Verfahren und Werkzeug zur Erzeugung einer konkaven Oberfläche an einem Brillenglasrohling
US6019668A (en) * 1998-03-27 2000-02-01 Norton Company Method for grinding precision components
TW503161B (en) * 2000-01-19 2002-09-21 Mitsubishi Materials Corportio Apparatus and method for making electro-depositted grinding stone
US20050064799A1 (en) * 2003-09-24 2005-03-24 Inland Diamond Products Company Ophthalmic roughing wheel
DE102009047913A1 (de) * 2009-09-22 2011-03-31 Schaudt Mikrosa Gmbh Schleifmaschine zum Schleifen von Werkstücken
US8597079B2 (en) 2011-01-07 2013-12-03 Inland Diamond Products Company Abrasive wheel with closed profiles in cutting surface
US9381618B2 (en) 2013-04-25 2016-07-05 Saint-Gobain Abrasives, Inc. Grinding and polishing tool
JP6478095B2 (ja) * 2014-12-01 2019-03-06 株式会社ニデック 眼鏡レンズ加工装置及び眼鏡レンズ加工方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3599377A (en) * 1968-07-22 1971-08-17 Bausch & Lomb Lens alignment using gas bearings
ZA713105B (en) * 1971-05-12 1972-09-27 De Beers Ind Diamond Diamond and the like grinding wheels
GB1472282A (en) * 1973-04-25 1977-05-04 Hedelin L Eyeglass lens grinding wheel and a method of grinding eyeglass lenses
US4151685A (en) * 1973-05-11 1979-05-01 Frangipane Joseph G Grinding wheel
JPS5843227B2 (ja) * 1980-02-13 1983-09-26 孝正 田窪 自動玉摺機
JPS61159378A (ja) * 1984-12-28 1986-07-19 Hoya Corp 研削砥石
US4720942A (en) * 1986-03-10 1988-01-26 Miller Jack D Apparatus for abrading contact lens edges
US5218948A (en) * 1988-03-11 1993-06-15 Mitsubishi Kinzoku Kabushiki Kaisha Inside diameter blade
US5184597A (en) * 1990-04-27 1993-02-09 Edward Chiuminatta Apparatus and method for cutting unhardened concrete
FR2682628B1 (fr) * 1991-10-21 1996-01-05 Buchmann Optical Eng Perfectionnements aux machines a meuler et a biseauter les verres ophtalmiques.
FI89515C (fi) * 1992-02-14 1993-10-11 Tampella Papertech Oy Foerfarande och arrangemang foer fastsaettning av slipsegment samt slipsegment
US5311705A (en) * 1992-03-06 1994-05-17 Zuzelo Edward A Contoured cutting tool
DE4243017A1 (de) * 1992-12-18 1994-06-23 Hilti Ag Scheibenförmiges Schleifwerkzeug

Also Published As

Publication number Publication date
EP0805734A1 (fr) 1997-11-12
US5951381A (en) 1999-09-14
WO1997018922A1 (fr) 1997-05-29
FR2741560A1 (fr) 1997-05-30

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Legal Events

Date Code Title Description
ST Notification of lapse