FR2463655A1 - Foret creux pour pratiquer des ouvertures dans les murs, ou similaires - Google Patents

Foret creux pour pratiquer des ouvertures dans les murs, ou similaires Download PDF

Info

Publication number
FR2463655A1
FR2463655A1 FR8017954A FR8017954A FR2463655A1 FR 2463655 A1 FR2463655 A1 FR 2463655A1 FR 8017954 A FR8017954 A FR 8017954A FR 8017954 A FR8017954 A FR 8017954A FR 2463655 A1 FR2463655 A1 FR 2463655A1
Authority
FR
France
Prior art keywords
support
segments
grinding wheel
drill bit
walls
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.)
Pending
Application number
FR8017954A
Other languages
English (en)
French (fr)
Inventor
Siemund Thaler
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.)
Tyrolit-Schleifmittelwerke Swarovski KG
Original Assignee
Tyrolit-Schleifmittelwerke Swarovski 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 Tyrolit-Schleifmittelwerke Swarovski KG filed Critical Tyrolit-Schleifmittelwerke Swarovski KG
Publication of FR2463655A1 publication Critical patent/FR2463655A1/fr
Pending legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/46Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/48Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28DWORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/02Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
    • B28D1/04Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
    • B28D1/041Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs with cylinder saws, e.g. trepanning; saw cylinders, e.g. having their cutting rim equipped with abrasive particles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
FR8017954A 1979-08-17 1980-08-14 Foret creux pour pratiquer des ouvertures dans les murs, ou similaires Pending FR2463655A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT557479A AT360734B (de) 1979-08-17 1979-08-17 Hohlbohrer

Publications (1)

Publication Number Publication Date
FR2463655A1 true FR2463655A1 (fr) 1981-02-27

Family

ID=3577296

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8017954A Pending FR2463655A1 (fr) 1979-08-17 1980-08-14 Foret creux pour pratiquer des ouvertures dans les murs, ou similaires

Country Status (6)

Country Link
AT (1) AT360734B (de)
BE (1) BE884775A (de)
DE (2) DE7929448U1 (de)
FR (1) FR2463655A1 (de)
NL (1) NL8004519A (de)
SE (1) SE8005697L (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1027630C2 (nl) * 2004-11-30 2006-05-31 Interdiam B V Gatenboor.
CN112198034A (zh) * 2020-11-26 2021-01-08 辽宁工程技术大学 一种弱胶结软岩空心圆柱试样制样装置及制备方法

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3418723A1 (de) * 1984-05-19 1985-11-21 Hawera Probst Gmbh + Co, 7980 Ravensburg Adapter fuer hammerbohrmaschinen
DE3809428A1 (de) * 1988-03-21 1989-10-12 Hilti Ag Gesteinsbohrkrone
EP0477253B1 (de) * 1989-06-14 1993-08-11 Tyrolit Schleifmittelwerke Swarovski KG Hohlbohrer
DE9309536U1 (de) * 1993-06-26 1993-09-02 Cedima Diamantwerkzeug- und Maschinenhandelsgesellschaft mbH, 29227 Celle Diamant-Trockenbohrkrone mit Zentrierbohrer
US5868125A (en) * 1996-11-21 1999-02-09 Norton Company Crenelated abrasive tool

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2427085A (en) * 1946-05-07 1947-09-09 Hugh V Allison Chuck and abrasive drill
DE1083172B (de) * 1956-03-06 1960-06-09 Winter & Sohn Ernst Rohrfoermiger Bohrer fuer Glas und anderes hartes Material
US3153885A (en) * 1961-10-09 1964-10-27 Chauncey A R Keller Cyclindrical cutter device
US4047828A (en) * 1976-03-31 1977-09-13 Makely Joseph E Core drill

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH185076A (de) * 1935-05-04 1936-07-15 Sauer Carl Kernbohrer für Mauerwerk.
DE2238387A1 (de) * 1972-08-04 1974-03-28 Winter & Sohn Ernst Mehrschneidiges zerspanwerkzeug

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2427085A (en) * 1946-05-07 1947-09-09 Hugh V Allison Chuck and abrasive drill
DE1083172B (de) * 1956-03-06 1960-06-09 Winter & Sohn Ernst Rohrfoermiger Bohrer fuer Glas und anderes hartes Material
US3153885A (en) * 1961-10-09 1964-10-27 Chauncey A R Keller Cyclindrical cutter device
US4047828A (en) * 1976-03-31 1977-09-13 Makely Joseph E Core drill

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1027630C2 (nl) * 2004-11-30 2006-05-31 Interdiam B V Gatenboor.
CN112198034A (zh) * 2020-11-26 2021-01-08 辽宁工程技术大学 一种弱胶结软岩空心圆柱试样制样装置及制备方法

Also Published As

Publication number Publication date
DE7929448U1 (de) 1980-01-17
ATA557479A (de) 1980-06-15
AT360734B (de) 1981-01-26
DE3029101A1 (de) 1981-03-26
BE884775A (nl) 1980-12-01
SE8005697L (sv) 1981-02-18
NL8004519A (nl) 1981-02-19

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