CH627112A5 - - Google Patents

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Publication number
CH627112A5
CH627112A5 CH415478A CH415478A CH627112A5 CH 627112 A5 CH627112 A5 CH 627112A5 CH 415478 A CH415478 A CH 415478A CH 415478 A CH415478 A CH 415478A CH 627112 A5 CH627112 A5 CH 627112A5
Authority
CH
Switzerland
Prior art keywords
tool
main part
intermediate piece
central main
lens
Prior art date
Application number
CH415478A
Other languages
German (de)
English (en)
Inventor
Louis Prunier
Original Assignee
American Optical 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 American Optical Corp filed Critical American Optical Corp
Publication of CH627112A5 publication Critical patent/CH627112A5/de

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
    • B24B13/005—Blocking means, chucks or the like; Alignment devices
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T279/00—Chucks or sockets
    • Y10T279/10—Expanding
    • Y10T279/1004—Collet type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
CH415478A 1977-04-21 1978-04-18 CH627112A5 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/789,601 US4098028A (en) 1977-04-21 1977-04-21 Adaptor for lens surfacing tool

Publications (1)

Publication Number Publication Date
CH627112A5 true CH627112A5 (pt) 1981-12-31

Family

ID=25148125

Family Applications (1)

Application Number Title Priority Date Filing Date
CH415478A CH627112A5 (pt) 1977-04-21 1978-04-18

Country Status (12)

Country Link
US (1) US4098028A (pt)
JP (1) JPS53132891A (pt)
AU (1) AU511890B2 (pt)
BE (1) BE865078A (pt)
CA (1) CA1079975A (pt)
CH (1) CH627112A5 (pt)
DE (1) DE2811446A1 (pt)
DK (1) DK171578A (pt)
FR (1) FR2387737A1 (pt)
GB (1) GB1568038A (pt)
NL (1) NL7803427A (pt)
SE (1) SE416626B (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0169932B1 (de) * 1984-08-03 1987-04-22 Wilhelm Loh Wetzlar Optikmaschinen GmbH & Co. KG Vorrichtung zum Halten von empfindlichen Werkstücken, insbesondere von optischen Linsen und anderen optischen Bauelementen
EP0436315A3 (en) * 1990-01-03 1991-12-11 Pilkington Visioncare Inc. Injection moldable plastic laps
US6375554B1 (en) * 1999-12-01 2002-04-23 Gerber Coburn Optical Inc. Retaining mechanism for lapping device
DE10028618A1 (de) * 2000-06-07 2001-12-13 Schneider Gmbh & Co Kg Verfahren zur Bearbeitung der Oberfläche optischer Linsen, Feinstschleifwerkzeug und Bearbeitungsmaschine für optische Linsen
GB0802651D0 (en) * 2008-02-14 2008-03-19 3M Innovative Properties Co Methods and machines for lens deblocking
US20130303060A1 (en) * 2010-11-26 2013-11-14 Schneider Gmbh & Co. Kg Block piece
US10098659B2 (en) * 2012-09-24 2018-10-16 Covidien Lp Tunneler device including a separation prevention device

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB112297A (en) * 1916-12-30 1917-12-31 Henry Orford Gowlland Process for Manufacturing Multi-focal Eyeglass Lenses.
US1672574A (en) * 1926-04-09 1928-06-05 American Optical Corp Surfacing machine
DE492282C (de) * 1928-06-04 1930-02-22 Henri Lowenfeld Behaelter fuer Rasierstangenseife mit eingelegtem Gummiring
US2141309A (en) * 1937-01-11 1938-12-27 Bausch & Lomb Lens surfacing machine
US2180550A (en) * 1938-02-05 1939-11-21 Joseph M Redinger Mounting for a grinding wheel
US2894758A (en) * 1958-03-28 1959-07-14 Massierer Walter Special purpose chuck
US3050314A (en) * 1961-01-03 1962-08-21 Bausch & Lomb Chuck
US3135072A (en) * 1961-12-08 1964-06-02 Raphaels Ltd Tool and tool holder assemblies for lens surfacing machines
US3353307A (en) * 1964-10-29 1967-11-21 Titmus Optical Company Inc Lens holder for metallic blocking system
GB1346781A (en) * 1972-02-25 1974-02-13 Wylde Ltd J S Lens-generating machines
US3968972A (en) * 1974-06-21 1976-07-13 Sycor, Inc. Self centering hub for flexible recording discs and the like
US3916574A (en) * 1974-11-29 1975-11-04 American Optical Corp Lens surfacing apparatus

Also Published As

Publication number Publication date
NL7803427A (nl) 1978-10-24
US4098028A (en) 1978-07-04
DK171578A (da) 1978-10-22
JPS53132891A (en) 1978-11-20
FR2387737A1 (fr) 1978-11-17
CA1079975A (en) 1980-06-24
BE865078A (fr) 1978-07-17
SE416626B (sv) 1981-01-26
DE2811446A1 (de) 1978-10-26
FR2387737B1 (pt) 1980-12-26
AU511890B2 (en) 1980-09-11
AU3430678A (en) 1979-09-27
GB1568038A (en) 1980-05-21
SE7804314L (sv) 1978-10-22

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Legal Events

Date Code Title Description
PUE Assignment

Owner name: AO, INC.

PL Patent ceased