FR2174537A5 - - Google Patents

Info

Publication number
FR2174537A5
FR2174537A5 FR7301150A FR7301150A FR2174537A5 FR 2174537 A5 FR2174537 A5 FR 2174537A5 FR 7301150 A FR7301150 A FR 7301150A FR 7301150 A FR7301150 A FR 7301150A FR 2174537 A5 FR2174537 A5 FR 2174537A5
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
FR7301150A
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.)
Gerber Coburn Optical Inc
Original Assignee
Coburn Optical Industries Inc
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 US322232A external-priority patent/US3874127A/en
Application filed by Coburn Optical Industries Inc filed Critical Coburn Optical Industries Inc
Application granted granted Critical
Publication of FR2174537A5 publication Critical patent/FR2174537A5/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
    • B25B11/005—Vacuum work holders
    • B25B11/007—Vacuum work holders portable, e.g. handheld
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Eyeglasses (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Prostheses (AREA)
FR7301150A 1972-01-13 1973-01-12 Expired FR2174537A5 (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US21746972A 1972-01-13 1972-01-13
US322232A US3874127A (en) 1973-01-03 1973-01-03 Vacuum chuck with sealable cavity

Publications (1)

Publication Number Publication Date
FR2174537A5 true FR2174537A5 (sv) 1973-10-12

Family

ID=26911958

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7301150A Expired FR2174537A5 (sv) 1972-01-13 1973-01-12

Country Status (10)

Country Link
BE (1) BE794002A (sv)
CA (1) CA964066A (sv)
CH (1) CH547683A (sv)
DE (2) DE2366010A1 (sv)
ES (1) ES410565A1 (sv)
FR (1) FR2174537A5 (sv)
GB (1) GB1399803A (sv)
IT (1) IT976834B (sv)
NL (1) NL7300466A (sv)
SE (1) SE400917B (sv)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2518923A1 (fr) * 1981-12-28 1983-07-01 Essilor Int Bloc de montage d'une lentille sur une machine a deborder et biseauter
CN104827389A (zh) * 2015-05-05 2015-08-12 薛瑞华 球面垫片外球面磨削夹具
CN104827390A (zh) * 2015-05-05 2015-08-12 薛瑞华 一种球面垫片外球面磨削夹具
CN104827392A (zh) * 2015-05-05 2015-08-12 薛瑞华 一种磨削球面垫片外球面夹具

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3712148A1 (de) * 1986-11-28 1988-06-09 Klaus Kassner Auflagerkoerper
DE3640678A1 (de) * 1986-11-28 1988-06-09 Klaus Kassner Auflagerkoerper
DE3924078A1 (de) * 1989-07-20 1991-01-24 Loh Kg Optikmaschf Linsenhalter, vorrichtung zum aufsetzen einer linse auf den linsenhalter sowie vorrichtung zum loesen einer linse von dem linsenhalter
US5462475A (en) * 1993-02-12 1995-10-31 National Optronics, Inc. Blocking system for prescription lenses
CH695405A5 (de) * 1999-12-14 2006-04-28 Esec Trading Sa Die Bonder und Wire Bonder mit einer Ansaugvorrichtung zum Flachziehen und Niederhalten eines gewölbten Substrats.
CN107225413B (zh) * 2017-08-01 2023-09-01 中航西飞汉中航空零组件制造有限公司 一种数控车床用车削偏心零件的定位夹紧装置
CN108972231A (zh) * 2018-07-27 2018-12-11 望江县天长光学仪器有限公司 用于光学镜片的夹具

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2518923A1 (fr) * 1981-12-28 1983-07-01 Essilor Int Bloc de montage d'une lentille sur une machine a deborder et biseauter
CN104827389A (zh) * 2015-05-05 2015-08-12 薛瑞华 球面垫片外球面磨削夹具
CN104827390A (zh) * 2015-05-05 2015-08-12 薛瑞华 一种球面垫片外球面磨削夹具
CN104827392A (zh) * 2015-05-05 2015-08-12 薛瑞华 一种磨削球面垫片外球面夹具

Also Published As

Publication number Publication date
GB1399803A (en) 1975-07-02
DE2301187A1 (de) 1973-07-19
ES410565A1 (es) 1976-05-16
SE400917B (sv) 1978-04-17
IT976834B (it) 1974-09-10
CA964066A (en) 1975-03-11
DE2366010A1 (de) 1977-09-15
NL7300466A (sv) 1973-07-17
CH547683A (de) 1974-04-11
BE794002A (fr) 1973-05-02

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Legal Events

Date Code Title Description
ST Notification of lapse