IN187822B - - Google Patents

Info

Publication number
IN187822B
IN187822B IN1223MA1994A IN187822B IN 187822 B IN187822 B IN 187822B IN 1223MA1994 A IN1223MA1994 A IN 1223MA1994A IN 187822 B IN187822 B IN 187822B
Authority
IN
India
Application number
Other languages
English (en)
Inventor
David William Beal
Peter Armstrong Aked
David Antony Homer
Timothy James Osgood
Eric Jozef Gentil Blondeel
Ewan Howden Croucher
Original Assignee
Gersan Ets
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 Gersan Ets filed Critical Gersan Ets
Publication of IN187822B publication Critical patent/IN187822B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q15/00—Automatic control or regulation of feed movement, cutting velocity or position of tool or work
    • B23Q15/007—Automatic control or regulation of feed movement, cutting velocity or position of tool or work while the tool acts upon the workpiece
    • B23Q15/013—Control or regulation of feed movement
    • 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
    • B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
    • B24B49/16—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation taking regard of the load
    • 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
    • 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
    • B24B9/161—Dops, dop holders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
    • B28D5/02—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by rotary tools, e.g. drills
    • B28D5/022—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by rotary tools, e.g. drills by cutting with discs or wheels
    • B28D5/024—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by rotary tools, e.g. drills by cutting with discs or wheels with the stock carried by a movable support for feeding stock into engagement with the cutting blade, e.g. stock carried by a pivoted arm or a carriage
    • B28D5/025—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by rotary tools, e.g. drills by cutting with discs or wheels with the stock carried by a movable support for feeding stock into engagement with the cutting blade, e.g. stock carried by a pivoted arm or a carriage with the stock carried by a pivoted arm
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37355—Cutting, milling, machining force
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/45—Nc applications
    • G05B2219/45199—Polish

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
IN1223MA1994 1993-12-13 1994-12-07 IN187822B (lt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB939325443A GB9325443D0 (en) 1993-12-13 1993-12-13 Working a natural or synsthetic hard stone such as a gemstone

Publications (1)

Publication Number Publication Date
IN187822B true IN187822B (lt) 2002-06-29

Family

ID=10746511

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1223MA1994 IN187822B (lt) 1993-12-13 1994-12-07

Country Status (7)

Country Link
US (1) US5746645A (lt)
BE (1) BE1008439A5 (lt)
CA (1) CA2137843A1 (lt)
GB (2) GB9325443D0 (lt)
IL (1) IL111903A (lt)
IN (1) IN187822B (lt)
ZA (1) ZA949665B (lt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL147100A (en) * 2001-12-13 2005-12-18 Dialit Ltd System and method for automatic gemstone polishing
US20040079210A1 (en) * 2002-10-24 2004-04-29 Robitaille Joseph Andre Pascal Log-processing machine having a pivot system
CA2445030C (en) * 2003-10-14 2005-02-01 Michiel J. Botha Device for controlling gemstone polishing assembly movement
ATE512314T1 (de) * 2007-04-23 2011-06-15 Htc Sweden Ab Schleifhalter eines bearbeitungsgeräts
US8558408B2 (en) 2010-09-29 2013-10-15 General Electric Company System and method for providing redundant power to a device
US8278779B2 (en) 2011-02-07 2012-10-02 General Electric Company System and method for providing redundant power to a device
US20220152772A1 (en) * 2019-03-14 2022-05-19 Zalirian Ltd. Automated diamond polishing methods and systems

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2534384A (en) * 1942-03-31 1950-12-19 Spira Josef Hillel Apparatus for polishing or forming facets on gems, diamonds, or the like
GB572988A (en) * 1942-06-12 1945-11-01 Frederick Charles Jearum Improvements in and relating to machines for generating conical or pyramidal points,forms or facets for diamonds or other stones and the like
DE842093C (de) * 1945-12-27 1952-06-23 Geigy Ag J R Verfahren zur Herstellung von metallisierbaren Monoazofarbstoffen der Dipyrazolonreihe
DE876794C (de) * 1949-10-02 1953-05-18 Hermann Klaeger Buegelsaegemaschine
US3109268A (en) * 1960-12-06 1963-11-05 Hillard A Printz Gem cutter's dop
US3110136A (en) * 1962-03-27 1963-11-12 Gamma Machine & Instr Corp Automatic precision control for cutting and grinding of diamonds
US3704555A (en) * 1971-06-10 1972-12-05 Marina Ind Inc Precision disk grinder
GB1515276A (en) * 1974-11-09 1978-06-21 Henderson Diamond Tool Co Ltd Machine for working diamonds or other hard materials
BE842093A (fr) * 1976-05-21 1976-09-16 Appareil de commande automatique pour machine a scier les diamants.
DE2631294A1 (de) * 1976-07-12 1978-01-19 Magnusson Geb Sauerbaum Gerda Verfahren zum schleifen von diamanten und vorrichtung zur durchfuehrung dieses verfahrens
GB1600863A (en) * 1977-03-09 1981-10-21 Gersoran Sa Gem stone cutting machine
US4085547A (en) * 1977-05-02 1978-04-25 Lawson-Hemphill Inc. Skate sharpener
BE876794R (fr) * 1979-06-06 1979-10-01 Domken Iwan Appareil de commande automatique pour machine a scier les diamants
US4348838A (en) * 1980-11-13 1982-09-14 Tacchella Macchine S.P.A. Broach sharpening machine
GB2088759B (en) * 1980-11-26 1985-03-06 Gersan Ets Gemstone polishing machine
GB2100153A (en) * 1981-06-12 1982-12-22 Diamond Inst The Diamond sawing machine
US4669300A (en) * 1984-03-30 1987-06-02 Sloan Technology Corporation Electromagnetic stylus force adjustment mechanism
DE3469498D1 (en) * 1984-06-27 1988-04-07 Meyer & Burger Ag Maschf Cutting machine with measuring device and utilization of this measuring device
US4603512A (en) * 1984-12-24 1986-08-05 Rca Corporation Apparatus for lapping a facet on a tip of a workpiece
CH671101A5 (lt) * 1986-12-16 1989-07-31 Mettler Instrumente Ag
IL81982A0 (en) * 1987-03-24 1987-10-20 Bronner David Diamond and gem polishing machine with adaptive control system
SU1726276A1 (ru) * 1989-07-24 1992-04-15 Gorynin Vladimir F Устройство дл адаптивного формообразовани цилиндра на алмазной заготовке
JPH04129657A (ja) * 1990-09-19 1992-04-30 Takahiro Imahashi 宝石自動研磨方法及び研磨機
JP2794505B2 (ja) * 1991-09-20 1998-09-10 孝弘 今橋 加工圧制御装置

Also Published As

Publication number Publication date
CA2137843A1 (en) 1995-06-14
ZA949665B (en) 1996-09-05
IL111903A (en) 1999-06-20
IL111903A0 (en) 1995-03-15
US5746645A (en) 1998-05-05
GB2284783A (en) 1995-06-21
GB9325443D0 (en) 1994-02-16
AU685525B2 (en) 1998-01-22
AU8024894A (en) 1995-06-22
GB9424204D0 (en) 1995-01-18
GB2284783B (en) 1997-10-08
BE1008439A5 (fr) 1996-05-07

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