EP0653544A3 - Foret hélicoidal. - Google Patents

Foret hélicoidal. Download PDF

Info

Publication number
EP0653544A3
EP0653544A3 EP94810518A EP94810518A EP0653544A3 EP 0653544 A3 EP0653544 A3 EP 0653544A3 EP 94810518 A EP94810518 A EP 94810518A EP 94810518 A EP94810518 A EP 94810518A EP 0653544 A3 EP0653544 A3 EP 0653544A3
Authority
EP
European Patent Office
Prior art keywords
twist drill
twist
drill
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.)
Granted
Application number
EP94810518A
Other languages
German (de)
English (en)
Other versions
EP0653544B1 (fr
EP0653544A2 (fr
Inventor
Axel Neukirchen
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.)
Hilti AG
Original Assignee
Hilti AG
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 Hilti AG filed Critical Hilti AG
Publication of EP0653544A2 publication Critical patent/EP0653544A2/fr
Publication of EP0653544A3 publication Critical patent/EP0653544A3/fr
Application granted granted Critical
Publication of EP0653544B1 publication Critical patent/EP0653544B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
    • E21B10/445—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts percussion type, e.g. for masonry
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/22—Rods or pipes with helical structure
    • 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
    • Y10T408/00—Cutting by use of rotating axially moving tool
    • Y10T408/89—Tool or Tool with support
    • Y10T408/909—Having peripherally spaced cutting edges
    • Y10T408/9095—Having peripherally spaced cutting edges with axially extending relief channel
    • Y10T408/9097—Spiral channel

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
EP94810518A 1993-11-11 1994-09-07 Foret hélicoidal Expired - Lifetime EP0653544B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4338490 1993-11-11
DE4338490A DE4338490A1 (de) 1993-11-11 1993-11-11 Spiralbohrer

Publications (3)

Publication Number Publication Date
EP0653544A2 EP0653544A2 (fr) 1995-05-17
EP0653544A3 true EP0653544A3 (fr) 1995-11-02
EP0653544B1 EP0653544B1 (fr) 1998-06-17

Family

ID=6502330

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94810518A Expired - Lifetime EP0653544B1 (fr) 1993-11-11 1994-09-07 Foret hélicoidal

Country Status (6)

Country Link
US (1) US5503237A (fr)
EP (1) EP0653544B1 (fr)
JP (1) JPH07180464A (fr)
CN (1) CN1038702C (fr)
DE (2) DE4338490A1 (fr)
DK (1) DK0653544T3 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19648868A1 (de) * 1996-11-26 1998-05-28 Hilti Ag Bohrwerkzeug mit hohlzylinderförmigem Trägerkörper
DE29723908U1 (de) * 1997-12-04 1999-05-27 Hawera Probst GmbH, 88212 Ravensburg Gesteinsbohrwerkzeug
DE10015203A1 (de) 2000-03-27 2001-10-04 Hilti Ag Wendelbohrer
DE10053343B4 (de) * 2000-10-27 2009-04-16 Hilti Aktiengesellschaft Wendelbohrer
DE10142560A1 (de) * 2001-08-30 2003-03-20 Hilti Ag Bohrkopf mit einem Schneidelement
DE102008022945A1 (de) * 2008-05-09 2009-12-03 Irwin Industrial Tools Gmbh Bohrwerkzeug, insbesondere Spiralbohrer
EP2116321B1 (fr) * 2008-05-09 2014-01-08 Irwin Industrial Tool Company Outil de forage, notamment foret hélicoïdal
DE102009033942A1 (de) * 2009-07-14 2011-01-20 MAPAL Fabrik für Präzisionswerkzeuge Dr. Kress KG Bohrer
DE102009038516A1 (de) * 2009-08-25 2011-03-03 Illinois Tool Works Inc., Glenview Gesteinsbohrer
DE102010019379A1 (de) * 2010-05-04 2011-11-10 Illinois Tool Works Inc. Bohrer, Vorrichtung zur Herstellung und Herstellungsverfahren für einen Bohrer
DE102012112781A1 (de) 2012-12-20 2014-06-26 Walter Ag Spiralbohrer
US11007583B2 (en) 2016-02-14 2021-05-18 Hongjia Wang Twist drill
US11141799B2 (en) * 2017-06-13 2021-10-12 Sumitomo Electric Hardmetal Corp. Drill

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1740761A (en) * 1926-06-21 1929-12-24 Berry Francois Jacq Barthelemy Machine for rock or coal cutting
DE803291C (de) * 1949-01-26 1951-04-02 Victor Products Ltd Kohle- und Gesteins-Drehbohrer mit Schneckengang
DE2013327B1 (de) * 1970-03-20 1971-05-13 Werkzeugbau Gmbh, 8130 Starnberg Gesteinsbohrer fur Drehschlagbohr maschinen

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE493510A (fr) *
US1307525A (en) * 1919-06-24 Ice-cutting tool
US1955768A (en) * 1932-12-17 1934-04-24 William E Mcdermott Coal auger bit
US3147646A (en) * 1961-10-19 1964-09-08 Universal American Corp Special purpose drill
US3667857A (en) * 1970-10-30 1972-06-06 Nat Twist Drill & Tool Co Combined drill and reamer construction
CH581520A5 (en) * 1974-04-08 1976-11-15 Lilette Finanz & Immobilien Fluted cutting tool with threaded periphery - has stronger incomplete thread at leading edge
US4285618A (en) * 1979-10-12 1981-08-25 Shanley Stephen E Jr Rotary milling cutter
JPS63283809A (ja) * 1987-05-12 1988-11-21 G N Tool Kk ニック付ドリルリ−マ
DE3919095A1 (de) * 1988-07-16 1990-01-18 Hawera Probst Kg Hartmetall Bohrwerkzeug
US4953642A (en) * 1989-03-20 1990-09-04 Skaggs Roger D Rock drill bit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1740761A (en) * 1926-06-21 1929-12-24 Berry Francois Jacq Barthelemy Machine for rock or coal cutting
DE803291C (de) * 1949-01-26 1951-04-02 Victor Products Ltd Kohle- und Gesteins-Drehbohrer mit Schneckengang
DE2013327B1 (de) * 1970-03-20 1971-05-13 Werkzeugbau Gmbh, 8130 Starnberg Gesteinsbohrer fur Drehschlagbohr maschinen

Also Published As

Publication number Publication date
US5503237A (en) 1996-04-02
CN1107928A (zh) 1995-09-06
CN1038702C (zh) 1998-06-10
DK0653544T3 (da) 1999-04-06
EP0653544B1 (fr) 1998-06-17
DE59406265D1 (de) 1998-07-23
JPH07180464A (ja) 1995-07-18
EP0653544A2 (fr) 1995-05-17
DE4338490A1 (de) 1995-05-18

Similar Documents

Publication Publication Date Title
EP0654580A3 (fr) Foret héliocoidal.
GB2284224B (en) Drill bit
EP0655440A3 (fr) 1-Aminoéthylindoles.
EP0641704A3 (fr) Traîneau à une seule roue.
EP0620222A3 (fr) Tétrahydro-bêta-carbolines.
EP0606996A3 (fr) Radioémetteur-récepteur.
EP0633388A3 (fr) Stabilisateur pour le forage.
ZA946728B (en) Tocopherois.
EP0620223A3 (fr) Tétrahydropyridoindole.
PL316312A1 (en) Drill, in particular twist drill
GB9409948D0 (en) Dibber drills
GB2282948B (en) Drill
EP0653544A3 (fr) Foret hélicoidal.
EP0645194A3 (fr) Outil à actionnement manuel.
EP0609763A3 (en) Ph-glasselectrode.
EP0657193A3 (fr) Frein de ski.
EP0624689A3 (fr) Machine de meulage de rails.
EP0641898A3 (fr) Regard de chaussée.
EP0643916A3 (fr) Mélanges pour pâte à choux.
EP0645218A3 (fr) Tige d'outil.
EP0610720A3 (fr) Festonneuse.
GB2284370B (en) Drilling machine
EP0639498A3 (fr) Ski nautique.
GB2301386B (en) Drill bit
GR1001684B (el) Συλλέκτης μελισσών.

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): CH DE DK FR GB IT LI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): CH DE DK FR GB IT LI

17P Request for examination filed

Effective date: 19951115

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

17Q First examination report despatched

Effective date: 19971201

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

ITF It: translation for a ep patent filed
AK Designated contracting states

Kind code of ref document: B1

Designated state(s): CH DE DK FR GB IT LI

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REF Corresponds to:

Ref document number: 59406265

Country of ref document: DE

Date of ref document: 19980723

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)

Effective date: 19980707

ET Fr: translation filed
REG Reference to a national code

Ref country code: DK

Ref legal event code: T3

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
REG Reference to a national code

Ref country code: GB

Ref legal event code: IF02

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20020904

Year of fee payment: 9

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20030907

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20030907

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20040812

Year of fee payment: 11

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20040908

Year of fee payment: 11

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: CH

Payment date: 20040915

Year of fee payment: 11

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DK

Payment date: 20040916

Year of fee payment: 11

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.

Effective date: 20050907

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050930

Ref country code: DK

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050930

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050930

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060401

REG Reference to a national code

Ref country code: DK

Ref legal event code: EBP

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060531

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20060531