GB937017A - A small-sized drilling tool for the drilling of extremely hard materials - Google Patents

A small-sized drilling tool for the drilling of extremely hard materials

Info

Publication number
GB937017A
GB937017A GB4077860A GB4077860A GB937017A GB 937017 A GB937017 A GB 937017A GB 4077860 A GB4077860 A GB 4077860A GB 4077860 A GB4077860 A GB 4077860A GB 937017 A GB937017 A GB 937017A
Authority
GB
United Kingdom
Prior art keywords
drilling
small
hard materials
extremely hard
sized
Prior art date
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
GB4077860A
Other languages
English (en)
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.)
MARIE LOUISE SPIRA
Original Assignee
MARIE LOUISE SPIRA
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 MARIE LOUISE SPIRA filed Critical MARIE LOUISE SPIRA
Publication of GB937017A publication Critical patent/GB937017A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D3/00—Watchmakers' or watch-repairers' machines or tools for working materials
    • G04D3/0002—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe
    • G04D3/0056—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe for bearing components
    • G04D3/0058—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe for bearing components for bearing jewels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
    • B23P15/32—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools twist-drills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/14—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by boring or drilling
    • B28D1/146—Tools therefor
    • 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
    • B28D5/021—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by rotary tools, e.g. drills by drilling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
GB4077860A 1959-12-08 1960-11-28 A small-sized drilling tool for the drilling of extremely hard materials Expired GB937017A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH8159559 1959-12-08

Publications (1)

Publication Number Publication Date
GB937017A true GB937017A (en) 1963-09-18

Family

ID=4538951

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4077860A Expired GB937017A (en) 1959-12-08 1960-11-28 A small-sized drilling tool for the drilling of extremely hard materials

Country Status (2)

Country Link
GB (1) GB937017A (enrdf_load_stackoverflow)
NL (1) NL258762A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
NL258762A (enrdf_load_stackoverflow)

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