FR2610553B1 - Grain de coupe pour foret, notamment pour maconnerie et roche, et foret equipe d'un tel grain de coupe - Google Patents

Grain de coupe pour foret, notamment pour maconnerie et roche, et foret equipe d'un tel grain de coupe

Info

Publication number
FR2610553B1
FR2610553B1 FR8801440A FR8801440A FR2610553B1 FR 2610553 B1 FR2610553 B1 FR 2610553B1 FR 8801440 A FR8801440 A FR 8801440A FR 8801440 A FR8801440 A FR 8801440A FR 2610553 B1 FR2610553 B1 FR 2610553B1
Authority
FR
France
Prior art keywords
forest
cutting grain
masonry
rock
grain
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 - Fee Related
Application number
FR8801440A
Other languages
English (en)
French (fr)
Other versions
FR2610553A1 (fr
Inventor
Donald Pennington
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.)
Robert Bosch Tool Corp
Original Assignee
Vermont American Corp
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 Vermont American Corp filed Critical Vermont American Corp
Publication of FR2610553A1 publication Critical patent/FR2610553A1/fr
Application granted granted Critical
Publication of FR2610553B1 publication Critical patent/FR2610553B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/02—Twist drills
    • 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
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/58—Chisel-type inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2226/00—Materials of tools or workpieces not comprising a metal
    • B23B2226/75—Stone, rock or concrete
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/14—Configuration of the cutting part, i.e. the main cutting edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/50—Drilling tools comprising cutting inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Drilling Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
FR8801440A 1987-02-09 1988-02-08 Grain de coupe pour foret, notamment pour maconnerie et roche, et foret equipe d'un tel grain de coupe Expired - Fee Related FR2610553B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1242887A 1987-02-09 1987-02-09

Publications (2)

Publication Number Publication Date
FR2610553A1 FR2610553A1 (fr) 1988-08-12
FR2610553B1 true FR2610553B1 (fr) 1993-05-07

Family

ID=21754932

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8801440A Expired - Fee Related FR2610553B1 (fr) 1987-02-09 1988-02-08 Grain de coupe pour foret, notamment pour maconnerie et roche, et foret equipe d'un tel grain de coupe

Country Status (9)

Country Link
JP (1) JPS63239007A (enrdf_load_stackoverflow)
CN (1) CN1016949B (enrdf_load_stackoverflow)
BR (1) BR8800464A (enrdf_load_stackoverflow)
CA (1) CA1324013C (enrdf_load_stackoverflow)
CH (1) CH674335A5 (enrdf_load_stackoverflow)
DE (1) DE3803910A1 (enrdf_load_stackoverflow)
DK (1) DK61888A (enrdf_load_stackoverflow)
FR (1) FR2610553B1 (enrdf_load_stackoverflow)
IT (1) IT1219838B (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE19720589A1 (de) * 1997-05-16 1998-11-19 Hilti Ag Bohrwerkzeug
GB0201197D0 (en) * 2002-01-19 2002-03-06 Armeg Ltd Tile cutting attachment
JP7380813B1 (ja) * 2022-11-29 2023-11-15 株式会社タンガロイ 穴あけ工具

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE698003C (de) * 1938-06-29 1940-10-30 Spiralbohrer Werkzeug Und Masc Spiralbohrer fuer zaehharte Werkstoffe
DE2807197A1 (de) * 1978-02-20 1979-08-30 Heller Verwaltungsges Bohrkopf eines drehschlagbohrers
DE8215364U1 (de) * 1982-05-24 1982-10-14 Weissenfeld, Günther, 5630 Remscheid Spitzbohrwerkzeug
DE3544433C2 (de) * 1985-12-16 1995-12-14 Hilti Ag Gesteinsbohrer

Also Published As

Publication number Publication date
DK61888A (da) 1988-08-10
IT1219838B (it) 1990-05-24
CN1032131A (zh) 1989-04-05
CA1324013C (en) 1993-11-09
FR2610553A1 (fr) 1988-08-12
JPS63239007A (ja) 1988-10-05
IT8847603A0 (it) 1988-02-04
CH674335A5 (enrdf_load_stackoverflow) 1990-05-31
DK61888D0 (da) 1988-02-08
DE3803910A1 (de) 1988-08-18
CN1016949B (zh) 1992-06-10
BR8800464A (pt) 1988-09-20

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Legal Events

Date Code Title Description
ST Notification of lapse