NL6717193A - - Google Patents

Info

Publication number
NL6717193A
NL6717193A NL6717193A NL6717193A NL6717193A NL 6717193 A NL6717193 A NL 6717193A NL 6717193 A NL6717193 A NL 6717193A NL 6717193 A NL6717193 A NL 6717193A NL 6717193 A NL6717193 A NL 6717193A
Authority
NL
Netherlands
Application number
NL6717193A
Other versions
NL153115B (en
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
Publication of NL6717193A publication Critical patent/NL6717193A/xx
Publication of NL153115B publication Critical patent/NL153115B/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
    • 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

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)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)
NL676717193A 1966-12-20 1967-12-18 DEVICE FOR GRINDING A GEMSTONE. NL153115B (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 (2)

Publication Number Publication Date
NL6717193A true NL6717193A (en) 1968-06-21
NL153115B NL153115B (en) 1977-05-16

Family

ID=10478025

Family Applications (1)

Application Number Title Priority Date Filing Date
NL676717193A NL153115B (en) 1966-12-20 1967-12-18 DEVICE FOR GRINDING A GEMSTONE.

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)

Families Citing this family (4)

* 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
FR2580541B1 (en) * 1985-04-19 1989-09-01 Aich Rene DIAMOND SIZE FOR INVISIBLE CRIMPING
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

Also Published As

Publication number Publication date
FR1548980A (en) 1968-12-06
GB1207490A (en) 1970-10-07
US3543450A (en) 1970-12-01
DE1652186A1 (en) 1970-01-08
NL153115B (en) 1977-05-16
BE708306A (en) 1968-05-02
ES349074A1 (en) 1969-04-16
IL29138A (en) 1970-11-30

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Legal Events

Date Code Title Description
VJC Lapsed due to non-payment of the due maintenance fee for the patent or patent application
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: SPECTRUM