FR2204987A5 - - Google Patents

Info

Publication number
FR2204987A5
FR2204987A5 FR7338075A FR7338075A FR2204987A5 FR 2204987 A5 FR2204987 A5 FR 2204987A5 FR 7338075 A FR7338075 A FR 7338075A FR 7338075 A FR7338075 A FR 7338075A FR 2204987 A5 FR2204987 A5 FR 2204987A5
Authority
FR
France
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
Application number
FR7338075A
Other languages
French (fr)
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.)
Satisloh GmbH
Original Assignee
Loh Optikmaschinen AG
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
Priority claimed from DE19722252498 external-priority patent/DE2252498C3/en
Application filed by Loh Optikmaschinen AG filed Critical Loh Optikmaschinen AG
Application granted granted Critical
Publication of FR2204987A5 publication Critical patent/FR2204987A5/fr
Expired legal-status Critical Current

Links

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
    • B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
    • B24B13/02—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor by means of tools with abrading surfaces corresponding in shape with the lenses to be made
    • 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
    • B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
    • B24B13/04—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor grinding of lenses involving grinding wheels controlled by gearing
    • B24B13/043—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor grinding of lenses involving grinding wheels controlled by gearing using cup-type grinding wheels
FR7338075A 1972-10-26 1973-10-25 Expired FR2204987A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722252498 DE2252498C3 (en) 1972-10-26 Machine for grinding curved, especially toric, surfaces on optical lenses

Publications (1)

Publication Number Publication Date
FR2204987A5 true FR2204987A5 (en) 1974-05-24

Family

ID=5860108

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7338075A Expired FR2204987A5 (en) 1972-10-26 1973-10-25

Country Status (5)

Country Link
US (1) US3900971A (en)
ES (1) ES419890A1 (en)
FR (1) FR2204987A5 (en)
GB (1) GB1439393A (en)
IT (1) IT995719B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2687598A1 (en) * 1992-02-26 1993-08-27 Cmvm International MACHINE AND METHOD FOR GENERATING ANY OPTICAL OR OPHTHALMIC LENS SURFACE BY GRINDING.

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1524671A (en) * 1974-06-22 1978-09-13 Dollond Aitchison Service Machine for forming a curved surface on a workpiece
CA1048311A (en) * 1975-04-16 1979-02-13 Derrell C. Hooker Lathe for generating spherical or aspherical surfaces on workpieces
FR2424101A1 (en) * 1978-04-25 1979-11-23 Essilor Int MACHINE FOR MACHINING PARTS, IN PARTICULAR CURVED SURFACE PARTS
DE2937976C2 (en) * 1979-09-20 1983-02-24 Prontor-Werk Alfred Gauthier Gmbh, 7547 Wildbad Machine for grinding or milling convex and / or concave spherical surfaces
JPS61177232A (en) * 1985-02-04 1986-08-08 Sumitomo Rubber Ind Ltd Grooving device of tire
US4947715A (en) * 1988-11-22 1990-08-14 Citycrown, Inc. Method and apparatus for cutting an aspheric surface on a workpiece
US4884482A (en) * 1988-11-22 1989-12-05 Citycrown, Inc. Method and apparatus for cutting an aspheric surface on a workpiece
US5181345A (en) * 1990-04-18 1993-01-26 Coburn Optical Industries, Inc. Lens grinding method and apparatus
DE50101982D1 (en) * 2000-02-03 2004-05-19 Zeiss Carl POLISHING HEAD FOR A POLISHING MACHINE
EP2263831A1 (en) * 2009-06-15 2010-12-22 Essilor International (Compagnie Générale D'Optique) Method for Machining a Surface of an Optical Lens.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2470021A (en) * 1944-11-20 1949-05-10 William Boston Bailey Grinding and polishing machine
US2633675A (en) * 1950-06-10 1953-04-07 American Optical Corp Surfacing machine
US2836939A (en) * 1955-03-24 1958-06-03 White Arthur Howard Machine for producing spherical surfaces
US3117396A (en) * 1961-01-17 1964-01-14 American Optical Corp Lens grinding apparatus and method
US3492764A (en) * 1967-03-28 1970-02-03 American Optical Corp Lens generating method
US3460928A (en) * 1967-06-09 1969-08-12 American Optical Corp Method of making lens molds
US3670460A (en) * 1970-06-01 1972-06-20 Senoptics Inc Tool positioning means for lens grinder
US3704554A (en) * 1971-04-26 1972-12-05 Bausch & Lomb Lens processing machine with movable workpiece spindle

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2687598A1 (en) * 1992-02-26 1993-08-27 Cmvm International MACHINE AND METHOD FOR GENERATING ANY OPTICAL OR OPHTHALMIC LENS SURFACE BY GRINDING.
WO1993016842A1 (en) * 1992-02-26 1993-09-02 C.M.V.B. International Machine and process for generating, by grinding any optical or ophtalmic lens surface

Also Published As

Publication number Publication date
DE2252498A1 (en) 1974-05-02
US3900971A (en) 1975-08-26
ES419890A1 (en) 1976-04-16
GB1439393A (en) 1976-06-16
DE2252498B2 (en) 1976-12-23
IT995719B (en) 1975-11-20

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Legal Events

Date Code Title Description
ST Notification of lapse