FR1548980A - - Google Patents

Info

Publication number
FR1548980A
FR1548980A FR1548980DA FR1548980A FR 1548980 A FR1548980 A FR 1548980A FR 1548980D A FR1548980D A FR 1548980DA FR 1548980 A FR1548980 A FR 1548980A
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
Other languages
French (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 filed Critical
Application granted granted Critical
Publication of FR1548980A publication Critical patent/FR1548980A/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
    • 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
    • B24B47/00—Drives or gearings; Equipment therefor
    • B24B47/02—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables
    • B24B47/04—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables by mechanical gearing only
FR1548980D 1966-12-20 1967-12-20 Expired FR1548980A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB56976/66A GB1207490A (en) 1966-12-20 1966-12-20 Improvements relating to polishing gem stones

Publications (1)

Publication Number Publication Date
FR1548980A true FR1548980A (en) 1968-12-06

Family

ID=10478025

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1548980D Expired FR1548980A (en) 1966-12-20 1967-12-20

Country Status (8)

Country Link
US (1) US3543450A (en)
BE (1) BE708306A (en)
DE (1) DE1652186A1 (en)
ES (1) ES349074A1 (en)
FR (1) FR1548980A (en)
GB (1) GB1207490A (en)
IL (1) IL29138A (en)
NL (1) NL153115B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0201394A1 (en) * 1985-04-19 1986-11-12 Henry-Jean Azema Process for cutting a diamond to otain an invisible setting, polishing process and device for producing it

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3863395A (en) * 1974-02-19 1975-02-04 Shugart Associates Inc Apparatus for polishing a spherical surface on a magnetic recording transducer
US6074285A (en) * 1998-08-06 2000-06-13 National Science Council Reciprocating friction drive-type ultra precision machine
CN109571195A (en) * 2019-01-24 2019-04-05 梧州学院 A kind of jewel circle stone machine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE559628A (en) *
US2569592A (en) * 1947-11-04 1951-10-02 Henry Oliver Apparatus for polishing precious stones

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0201394A1 (en) * 1985-04-19 1986-11-12 Henry-Jean Azema Process for cutting a diamond to otain an invisible setting, polishing process and device for producing it

Also Published As

Publication number Publication date
IL29138A (en) 1970-11-30
NL153115B (en) 1977-05-16
BE708306A (en) 1968-05-02
US3543450A (en) 1970-12-01
GB1207490A (en) 1970-10-07
ES349074A1 (en) 1969-04-16
DE1652186A1 (en) 1970-01-08
NL6717193A (en) 1968-06-21

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Legal Events

Date Code Title Description
ST Notification of lapse