GB1338586A - Rock drill - Google Patents

Rock drill

Info

Publication number
GB1338586A
GB1338586A GB6142370A GB6142370A GB1338586A GB 1338586 A GB1338586 A GB 1338586A GB 6142370 A GB6142370 A GB 6142370A GB 6142370 A GB6142370 A GB 6142370A GB 1338586 A GB1338586 A GB 1338586A
Authority
GB
United Kingdom
Prior art keywords
shank
degrees
insert
angle
axis
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
GB6142370A
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.)
Hawera Probst Hartmetall Werk Zeugfabrik Ravensburgh KG
Original Assignee
Hawera Probst Hartmetall Werk Zeugfabrik Ravensburgh KG
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 Hartmetall Werk Zeugfabrik Ravensburgh KG filed Critical Hawera Probst Hartmetall Werk Zeugfabrik Ravensburgh KG
Publication of GB1338586A publication Critical patent/GB1338586A/en
Expired 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
    • E21B10/36—Percussion drill bits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/40—Flutes, i.e. chip conveying grooves
    • B23B2251/406—Flutes, i.e. chip conveying grooves of special form not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
GB6142370A 1969-12-30 1970-12-29 Rock drill Expired GB1338586A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691965606 DE1965606A1 (de) 1969-12-30 1969-12-30 Gesteinsbohrer

Publications (1)

Publication Number Publication Date
GB1338586A true GB1338586A (en) 1973-11-28

Family

ID=5755324

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6142370A Expired GB1338586A (en) 1969-12-30 1970-12-29 Rock drill

Country Status (5)

Country Link
CH (1) CH520262A (de)
DE (1) DE1965606A1 (de)
FR (1) FR2074491A5 (de)
GB (1) GB1338586A (de)
NL (1) NL7018994A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2253362A (en) * 1991-03-06 1992-09-09 Kennametal Inc Rotary drill bit insert
WO2008046496A1 (de) 2006-10-13 2008-04-24 Kennametal Inc. Modulares bohrwerkzeug und verfahren zu seiner herstellung

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3131794C2 (de) * 1980-08-29 1986-08-07 Toshiaki Osaka Hosoi Bohrer
DE4239311C2 (de) * 1992-11-23 1996-04-18 Guehring Joerg Dr Bohrer, insbesondere Spitzbohrwerkzeug mit austauschbarem Schneideinsatz
DE4407119A1 (de) * 1993-12-11 1995-06-14 Hawera Probst Kg Hartmetall Gesteinsbohrer
DE102007020051B4 (de) * 2007-04-27 2013-11-21 Irwin Industrial Tool Company Hartmetallplatte für Gesteinsbohrer und Gesteinsbohrer
US7900721B2 (en) 2008-11-03 2011-03-08 Irwin Industrial Tool Company Hard metal plate for rock drill and rock drill

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2253362A (en) * 1991-03-06 1992-09-09 Kennametal Inc Rotary drill bit insert
US5172775A (en) * 1991-03-06 1992-12-22 Kennametal Inc. Rotary drill bit insert
GB2253362B (en) * 1991-03-06 1994-10-12 Kennametal Inc Rotary drill bit insert
WO2008046496A1 (de) 2006-10-13 2008-04-24 Kennametal Inc. Modulares bohrwerkzeug und verfahren zu seiner herstellung
JP2010505635A (ja) * 2006-10-13 2010-02-25 ケンナメタル インコーポレイテッド モジュール式穴あけ工具およびその製作方法
CN101511513B (zh) * 2006-10-13 2011-01-05 钴碳化钨硬质合金公司 模块式钻孔工具及其制造方法
US8317438B2 (en) 2006-10-13 2012-11-27 Kennametal Inc. Twist drill having at least two cutting inserts at the tip each with its own J-shaped chip guiding flute and a method for the production thereof
US8668409B2 (en) 2006-10-13 2014-03-11 Kennametal Inc. Twist drill and method for the production thereof

Also Published As

Publication number Publication date
NL7018994A (de) 1971-07-02
FR2074491A5 (de) 1971-10-01
CH520262A (de) 1972-03-15
DE1965606A1 (de) 1971-07-15

Similar Documents

Publication Publication Date Title
US2575239A (en) Reversible bit and holder therefor
US4492278A (en) Roof bit
US4189013A (en) Roof drill bit
SE8605407L (sv) Borrverktyg
GB948107A (en) Spade drill blade
US5487434A (en) Rock drill with conveying groove
GB1325052A (en) Rotary drill bit assembly
DE3877732D1 (de) Gesteinsbohrer.
GB1473817A (en) Spade drill
GB1338586A (en) Rock drill
GB1432546A (en) Twist drills
GB1008029A (en) Drill bits
GB593622A (en) Improvements in or relating to drill bits, cutting tools and the like
GB1378342A (en) Tip for drill bit
GB1465560A (en) Drilling bit
US1746046A (en) Drill
GB660440A (en) Improvements in or relating to carbide-and like tipped tools
GB500147A (en) Improvements relating to rotary bits for rock and like drilling
GB1069264A (en) Improvements in or relating to percussive drill bits
US3592276A (en) Rotary percussion drilling apparatus
SU646045A1 (ru) Резец дл вращательного бурени
SU1305296A1 (ru) Резец дл вращательного бурени шпуров
SU1346352A1 (ru) Спиральное сверло
GB637237A (en) Improvements in and relating to rock drills
GB758084A (en) Improvements in rock drills

Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees