DK338278A - Stenbor - Google Patents

Stenbor

Info

Publication number
DK338278A
DK338278A DK338278A DK338278A DK338278A DK 338278 A DK338278 A DK 338278A DK 338278 A DK338278 A DK 338278A DK 338278 A DK338278 A DK 338278A DK 338278 A DK338278 A DK 338278A
Authority
DK
Denmark
Prior art keywords
stenbor
Prior art date
Application number
DK338278A
Other languages
English (en)
Inventor
W Peetz
S Klaissle
Original Assignee
Hawera Probst Kg Hartmetall
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 Hawera Probst Kg Hartmetall filed Critical Hawera Probst Kg Hartmetall
Publication of DK338278A publication Critical patent/DK338278A/da

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/44Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
    • E21B10/445Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts percussion type, e.g. for masonry
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T408/00Cutting by use of rotating axially moving tool
    • Y10T408/89Tool or Tool with support
    • Y10T408/909Having peripherally spaced cutting edges
    • Y10T408/9095Having peripherally spaced cutting edges with axially extending relief channel
    • Y10T408/9097Spiral channel
DK338278A 1977-08-04 1978-07-31 Stenbor DK338278A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2735227A DE2735227C2 (de) 1977-08-04 1977-08-04 Gesteinsbohrer

Publications (1)

Publication Number Publication Date
DK338278A true DK338278A (da) 1979-02-05

Family

ID=6015646

Family Applications (1)

Application Number Title Priority Date Filing Date
DK338278A DK338278A (da) 1977-08-04 1978-07-31 Stenbor

Country Status (10)

Country Link
US (1) US4210215A (da)
JP (1) JPS5428203A (da)
BR (1) BR7804996A (da)
CH (1) CH629987A5 (da)
DE (1) DE2735227C2 (da)
DK (1) DK338278A (da)
FR (1) FR2399537A1 (da)
GB (1) GB2001878B (da)
MX (1) MX146619A (da)
NL (1) NL7808189A (da)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK152555C (da) * 1985-04-01 1988-08-01 Joran Bor A S Stenbor, isaer til hammerboremaskiner
DE3526162A1 (de) * 1985-07-22 1987-01-22 Black & Decker Inc Bohrhammer sowie bohrhammerwerkzeug
EP0394444A4 (en) * 1988-09-29 1991-04-03 Belorussky Politekhnichesky Institut Twist drill for making deep holes
DE3834675A1 (de) * 1988-10-12 1990-04-19 Hawera Probst Kg Hartmetall Bohrwerkzeug
JPH03502664A (ja) * 1988-10-21 1991-06-20 ズブコフ アレクセイ ウラディミロヴィッチ スパイラルドリル
US5265688A (en) * 1990-04-09 1993-11-30 Hilti Aktiengesellschaft Rock drill
US5040620A (en) * 1990-10-11 1991-08-20 Nunley Dwight S Methods and apparatus for drilling subterranean wells
US5382121A (en) * 1993-09-02 1995-01-17 Bicknell; David P. Drill bit for use in concrete and asphalt
DE4338667A1 (de) * 1993-11-12 1995-05-18 Hilti Ag Bohrwerkzeug
US5918105A (en) * 1994-12-12 1999-06-29 Black & Decker Inc. Cutting tools for drilling concrete, aggregate, masonry or the like materials
TW299385B (en) 1994-12-12 1997-03-01 Black & Decker Inc Cutting tools for drilling concrete, aggregate, masonry or the like materials
DE19522033A1 (de) * 1995-06-17 1996-12-19 Hilti Ag Verfahren zur Herstellung von Drehbohrwerkzeugen
US5641028A (en) * 1995-08-10 1997-06-24 Black & Decker Inc. Drill bit with debris conveying flute
DE19650487A1 (de) * 1996-12-05 1998-06-10 Hilti Ag Bohrwerkzeug
FR2760783B1 (fr) * 1997-03-17 1999-07-30 Smf Int Element d'un train de tiges de forage rotatif
USD408424S (en) * 1998-03-23 1999-04-20 Schmotzer Norman H Wood drill
USD419575S (en) * 1999-01-07 2000-01-25 Kouvato, Inc. Drill bit
US6457916B2 (en) 1999-11-15 2002-10-01 Insty-Bit, Inc. Locking quick-change chuck assembly
US6561523B1 (en) 1999-11-18 2003-05-13 James L. Wienhold Automatic tool-bit holder
USD430584S (en) * 1999-12-07 2000-09-05 Kouvato, Inc. Drill bit
US6588994B2 (en) 2000-05-17 2003-07-08 James L. Wienhold Drill bit tail
EP1475510B1 (de) 2003-05-09 2010-12-22 Robert Bosch Gmbh Bohrer
US7861807B2 (en) * 2008-12-03 2011-01-04 Black & Decker Inc. Drill bit including one piece cutting head
EP2502709B1 (en) 2011-03-22 2017-02-01 Black & Decker Inc. Chisels
US9333564B2 (en) 2013-03-15 2016-05-10 Black & Decker Inc. Drill bit
USD737875S1 (en) * 2013-03-15 2015-09-01 Black & Decker Inc. Drill bit
USD734792S1 (en) * 2013-03-15 2015-07-21 Black & Decker Inc. Drill bit

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US335469A (en) * 1886-02-02 Eugene moeeau
US2045725A (en) * 1935-04-29 1936-06-30 Richardson Dean Royden Rock and coal auger
US2084737A (en) * 1935-07-05 1937-06-22 William J Neumann Reamer
US2859645A (en) * 1957-04-05 1958-11-11 Cleveland Twist Drill Co Drilling bit for construction work
DE1291707B (de) * 1965-03-13 1969-04-03 Hawera Probst Kg Hartmetall Gesteinsbohrer
DE1602003B1 (de) * 1966-06-08 1971-03-11 Netherlands Tool Mfg Co Gesteinsbohrer
DE1927754C3 (de) * 1969-05-30 1978-12-14 Hawera Probst Gmbh + Co, 7980 Ravensburg Gesteinsbohrer
DE7043488U (de) * 1970-11-25 1971-04-15 Reitholdt H As Gesteinsbohrer fuer schlagbohrmaschinen
DE2059232B1 (de) * 1970-12-02 1972-03-09 Werkzeugbau Gmbh Gesteinsbohrer
DE2159728A1 (de) * 1971-12-02 1973-06-07 Heller Geb Hammerbohrer

Also Published As

Publication number Publication date
GB2001878B (en) 1982-06-30
FR2399537A1 (fr) 1979-03-02
CH629987A5 (de) 1982-05-28
BR7804996A (pt) 1979-05-22
JPS5428203A (en) 1979-03-02
MX146619A (es) 1982-07-15
DE2735227C2 (de) 1983-10-27
NL7808189A (nl) 1979-02-06
FR2399537B1 (da) 1983-10-21
GB2001878A (en) 1979-02-14
DE2735227A1 (de) 1979-02-15
US4210215A (en) 1980-07-01

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment