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NO166067C - Anordning for utbedring av en knott paa en borkrone. - Google Patents

Anordning for utbedring av en knott paa en borkrone.

Info

Publication number
NO166067C
NO166067C NO873085A NO873085A NO166067C NO 166067 C NO166067 C NO 166067C NO 873085 A NO873085 A NO 873085A NO 873085 A NO873085 A NO 873085A NO 166067 C NO166067 C NO 166067C
Authority
NO
Norway
Prior art keywords
knob
removal
drill crown
crown
drill
Prior art date
Application number
NO873085A
Other languages
English (en)
Other versions
NO873085D0 (no
NO166067B (no
NO873085L (no
Inventor
Keith Charles Bice
Original Assignee
Boart Int Ltd
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 Boart Int Ltd filed Critical Boart Int Ltd
Publication of NO873085D0 publication Critical patent/NO873085D0/no
Publication of NO873085L publication Critical patent/NO873085L/no
Publication of NO166067B publication Critical patent/NO166067B/no
Publication of NO166067C publication Critical patent/NO166067C/no

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
    • B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
    • B24B3/24—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills
    • B24B3/33—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of drills for stone
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T409/00—Gear cutting, milling, or planing
    • Y10T409/30—Milling
    • Y10T409/306664—Milling including means to infeed rotary cutter toward work
    • Y10T409/30756—Machining arcuate surface

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Earth Drilling (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
NO873085A 1986-07-25 1987-07-22 Anordning for utbedring av en knott paa en borkrone. NO166067C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPH714286 1986-07-25

Publications (4)

Publication Number Publication Date
NO873085D0 NO873085D0 (no) 1987-07-22
NO873085L NO873085L (no) 1988-01-26
NO166067B NO166067B (no) 1991-02-18
NO166067C true NO166067C (no) 1991-05-29

Family

ID=3771734

Family Applications (1)

Application Number Title Priority Date Filing Date
NO873085A NO166067C (no) 1986-07-25 1987-07-22 Anordning for utbedring av en knott paa en borkrone.

Country Status (6)

Country Link
US (1) US4858388A (no)
CA (1) CA1315989C (no)
FI (1) FI85113C (no)
NO (1) NO166067C (no)
SE (1) SE465609B (no)
ZA (1) ZA875388B (no)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE462901B (sv) * 1988-10-17 1990-09-17 Constr Mining Equip Cme Anordning foer slipning av stiften paa borrkronor
US5182971A (en) * 1990-02-14 1993-02-02 Boart International, Limited Button sharpening
SE467399B (sv) * 1990-08-17 1992-07-13 Constr Mining Equip Cme Anordning foer slipning exempelvis av stift paa borrkronor
SE503183C2 (sv) * 1993-12-14 1996-04-15 Sandvik Ab Förfarande och anordning för att slipa stift hos en bergborrkrona och spolhuvud för att tillföra spolmedium vid slipningen av stiften hos en dylik bergborrkrona
DE9414151U1 (de) * 1994-09-01 1996-01-11 Koch, Walter, 44287 Dortmund Vorrichtung zum mechanischen Entfernen von Ablagerungen an Schweißelektroden
US5639273A (en) * 1995-02-03 1997-06-17 C.M.E. Blasting & Mining Equipment Ltd. Grinding cup and holder device
US5685768A (en) * 1995-02-03 1997-11-11 Bernhard; Stephen Godfrey Grinding machine with lifting mechanism
SE527994C2 (sv) * 2004-12-15 2006-08-01 Atlas Copco Secoroc Ab Inställningsarrangemang för en slipmaskin för slipning av stiftborrkronor

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US603828A (en) * 1898-05-10 Cushion-cleaning machine
US1114376A (en) * 1914-07-13 1914-10-20 Martin Milkop Cylinder-grinding machine.
US2836939A (en) * 1955-03-24 1958-06-03 White Arthur Howard Machine for producing spherical surfaces
US3020681A (en) * 1957-03-14 1962-02-13 Carbide Grinders Inc Tool finishing process and apparatus
US3111789A (en) * 1962-08-01 1963-11-26 Honeywell Regulator Co Sphere lapping machine
US3797177A (en) * 1972-02-02 1974-03-19 D Hoffman Gem faceting apparatus
US3988124A (en) * 1975-06-26 1976-10-26 Babcock Roger M Skate sharpening machine
US4091713A (en) * 1976-12-17 1978-05-30 Kennedy Henry J Radius milling or grinding tool actuator or controller
SE416115B (sv) * 1977-02-11 1980-12-01 Fagersta Ab Slipfixtur for slipning av skerstift i bergborrkronor
ZA777206B (en) * 1977-12-05 1979-05-30 Boart Int Ltd Button grinding
US4245939A (en) * 1978-12-13 1981-01-20 F. Jos. Lamb Company Method and apparatus for machining spherical combustion chambers
SE428541B (sv) * 1979-09-12 1983-07-11 Finsliparna Ab Anordning for aterstellande av formen hos slitna stiftborrkronor genom slipning
SE434356B (sv) * 1981-11-24 1984-07-23 Finsliparna Ab Anordning for slipning av stiftborrkronor

Also Published As

Publication number Publication date
FI85113B (fi) 1991-11-29
SE8702950L (sv) 1988-01-26
NO873085D0 (no) 1987-07-22
US4858388A (en) 1989-08-22
FI85113C (fi) 1992-03-10
NO166067B (no) 1991-02-18
SE465609B (sv) 1991-10-07
FI873209A0 (fi) 1987-07-22
NO873085L (no) 1988-01-26
CA1315989C (en) 1993-04-13
FI873209A (fi) 1988-01-26
ZA875388B (en) 1988-04-27
SE8702950D0 (sv) 1987-07-24

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