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BE748183A - CONTROL DEVICE FOR SINGLE CRYSTALS SIZE ( - Google Patents

CONTROL DEVICE FOR SINGLE CRYSTALS SIZE (

Info

Publication number
BE748183A
BE748183A BE748183DA BE748183A BE 748183 A BE748183 A BE 748183A BE 748183D A BE748183D A BE 748183DA BE 748183 A BE748183 A BE 748183A
Authority
BE
Belgium
Prior art keywords
control device
single crystals
crystals size
size
control
Prior art date
Application number
Other languages
French (fr)
Inventor
Ernst August Dr Ing Weinz
Original Assignee
Weinz Ernst Fr
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 Weinz Ernst Fr filed Critical Weinz Ernst Fr
Publication of BE748183A publication Critical patent/BE748183A/en

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
    • 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
    • B24B9/16—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 diamonds; of jewels or the like; Diamond grinders' dops; Dop holders or tongs
    • B24B9/167—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 diamonds; of jewels or the like; Diamond grinders' dops; Dop holders or tongs with means for turning and positioning the gem stones

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
BE748183D 1969-04-11 1970-03-27 CONTROL DEVICE FOR SINGLE CRYSTALS SIZE ( BE748183A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691918347 DE1918347A1 (en) 1969-04-11 1969-04-11 Control unit for grinding a single crystal

Publications (1)

Publication Number Publication Date
BE748183A true BE748183A (en) 1970-08-31

Family

ID=5730839

Family Applications (1)

Application Number Title Priority Date Filing Date
BE748183D BE748183A (en) 1969-04-11 1970-03-27 CONTROL DEVICE FOR SINGLE CRYSTALS SIZE (

Country Status (3)

Country Link
US (1) US3650074A (en)
BE (1) BE748183A (en)
DE (1) DE1918347A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001980A (en) * 1972-11-17 1977-01-11 Ambar Investment Inc. Grinding machine
JPS5789551A (en) * 1980-11-17 1982-06-03 Toshiba Corp Grinding process for sapphire wafer
JPS60155358A (en) * 1984-01-23 1985-08-15 Disco Abrasive Sys Ltd Method and device for grinding surface of semiconductor wafer
JP3962695B2 (en) * 2003-02-13 2007-08-22 東京真珠株式会社 Diamond cutting method and diamond obtained thereby
WO2012176219A2 (en) * 2011-06-24 2012-12-27 Mundkur Valmik An automatic method and device to manufacture jewelry

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1160843A (en) * 1915-04-24 1915-11-16 Henry Disston & Sons Inc Ice-saw.
US2023494A (en) * 1934-12-05 1935-12-10 Bell Telephone Labor Inc Apparatus for the automatic grinding of crystals
US2340843A (en) * 1941-08-20 1944-02-01 Bendix Aviat Corp Piezoelectric apparatus and method
GB1207315A (en) * 1966-12-20 1970-09-30 Spectrum Diamonds Pty Ltd Faceting gem stones

Also Published As

Publication number Publication date
DE1918347A1 (en) 1970-10-29
US3650074A (en) 1972-03-21

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