CH674335A5 - - Google Patents
Download PDFInfo
- Publication number
- CH674335A5 CH674335A5 CH434/88A CH43488A CH674335A5 CH 674335 A5 CH674335 A5 CH 674335A5 CH 434/88 A CH434/88 A CH 434/88A CH 43488 A CH43488 A CH 43488A CH 674335 A5 CH674335 A5 CH 674335A5
- Authority
- CH
- Switzerland
- Prior art keywords
- cutting tip
- cutting
- tip according
- edges
- intersection
- Prior art date
Links
- 238000005520 cutting process Methods 0.000 claims description 95
- 239000004575 stone Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 description 18
- 238000013461 design Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 9
- 238000005553 drilling Methods 0.000 description 8
- 238000005299 abrasion Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 230000002776 aggregation Effects 0.000 description 3
- 238000004220 aggregation Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000010438 granite Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US1242887A | 1987-02-09 | 1987-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH674335A5 true CH674335A5 (fr) | 1990-05-31 |
Family
ID=21754932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH434/88A CH674335A5 (fr) | 1987-02-09 | 1988-02-08 |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS63239007A (fr) |
| CN (1) | CN1016949B (fr) |
| BR (1) | BR8800464A (fr) |
| CA (1) | CA1324013C (fr) |
| CH (1) | CH674335A5 (fr) |
| DE (1) | DE3803910A1 (fr) |
| DK (1) | DK61888A (fr) |
| FR (1) | FR2610553B1 (fr) |
| IT (1) | IT1219838B (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW299385B (en) | 1994-12-12 | 1997-03-01 | Black & Decker Inc | Cutting tools for drilling concrete, aggregate, masonry or the like materials |
| US5918105A (en) * | 1994-12-12 | 1999-06-29 | 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 |
| JP6117659B2 (ja) * | 2013-09-06 | 2017-04-19 | 本田技研工業株式会社 | 遠心ポンプ |
| 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)
| 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 |
-
1988
- 1988-02-02 CA CA000557950A patent/CA1324013C/fr not_active Expired - Fee Related
- 1988-02-04 IT IT47603/88A patent/IT1219838B/it active
- 1988-02-05 BR BR8800464A patent/BR8800464A/pt not_active IP Right Cessation
- 1988-02-08 FR FR8801440A patent/FR2610553B1/fr not_active Expired - Fee Related
- 1988-02-08 CH CH434/88A patent/CH674335A5/de unknown
- 1988-02-08 DK DK061888A patent/DK61888A/da not_active Application Discontinuation
- 1988-02-09 DE DE3803910A patent/DE3803910A1/de not_active Ceased
- 1988-02-09 CN CN88101340.4A patent/CN1016949B/zh not_active Expired
- 1988-02-09 JP JP63028610A patent/JPS63239007A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CA1324013C (fr) | 1993-11-09 |
| DK61888A (da) | 1988-08-10 |
| DE3803910A1 (de) | 1988-08-18 |
| CN1016949B (zh) | 1992-06-10 |
| FR2610553A1 (fr) | 1988-08-12 |
| IT8847603A0 (it) | 1988-02-04 |
| DK61888D0 (da) | 1988-02-08 |
| CN1032131A (zh) | 1989-04-05 |
| IT1219838B (it) | 1990-05-24 |
| JPS63239007A (ja) | 1988-10-05 |
| BR8800464A (pt) | 1988-09-20 |
| FR2610553B1 (fr) | 1993-05-07 |
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