DE3803910A1 - Bohrer - Google Patents
BohrerInfo
- Publication number
- DE3803910A1 DE3803910A1 DE3803910A DE3803910A DE3803910A1 DE 3803910 A1 DE3803910 A1 DE 3803910A1 DE 3803910 A DE3803910 A DE 3803910A DE 3803910 A DE3803910 A DE 3803910A DE 3803910 A1 DE3803910 A1 DE 3803910A1
- Authority
- DE
- Germany
- Prior art keywords
- flank
- tip
- drill
- drill according
- edges
- 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.)
- Ceased
Links
- 238000005553 drilling Methods 0.000 claims abstract description 29
- 239000004575 stone Substances 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 abstract description 12
- 239000002245 particle Substances 0.000 description 15
- 230000035515 penetration Effects 0.000 description 6
- 230000006872 improvement Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 241001432959 Chernes Species 0.000 description 1
- 238000001792 White test Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000010438 granite Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 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 |
---|---|
DE3803910A1 true DE3803910A1 (de) | 1988-08-18 |
Family
ID=21754932
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3803910A Ceased DE3803910A1 (de) | 1987-02-09 | 1988-02-09 | Bohrer |
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) |
Cited By (3)
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 |
US6174111B1 (en) | 1994-12-12 | 2001-01-16 | Black & Decker Inc. | Cutting tools for drilling concrete, aggregate, masonry or the like materials |
WO2003061927A1 (fr) * | 2002-01-19 | 2003-07-31 | Armed Ltd | Dispositif coupe-carreaux |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19720589A1 (de) * | 1997-05-16 | 1998-11-19 | Hilti Ag | Bohrwerkzeug |
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 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3544433A1 (de) * | 1985-12-16 | 1987-06-19 | Hilti Ag | Gesteinsbohrer |
Family Cites Families (3)
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 |
-
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 DK DK061888A patent/DK61888A/da not_active Application Discontinuation
- 1988-02-08 CH CH434/88A patent/CH674335A5/de unknown
- 1988-02-08 FR FR8801440A patent/FR2610553B1/fr not_active Expired - Fee Related
- 1988-02-09 CN CN88101340.4A patent/CN1016949B/zh not_active Expired
- 1988-02-09 JP JP63028610A patent/JPS63239007A/ja active Pending
- 1988-02-09 DE DE3803910A patent/DE3803910A1/de not_active Ceased
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3544433A1 (de) * | 1985-12-16 | 1987-06-19 | Hilti Ag | Gesteinsbohrer |
Cited By (3)
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 |
US6174111B1 (en) | 1994-12-12 | 2001-01-16 | Black & Decker Inc. | Cutting tools for drilling concrete, aggregate, masonry or the like materials |
WO2003061927A1 (fr) * | 2002-01-19 | 2003-07-31 | Armed Ltd | Dispositif coupe-carreaux |
Also Published As
Publication number | Publication date |
---|---|
CH674335A5 (fr) | 1990-05-31 |
DK61888D0 (da) | 1988-02-08 |
CN1032131A (zh) | 1989-04-05 |
IT1219838B (it) | 1990-05-24 |
FR2610553B1 (fr) | 1993-05-07 |
IT8847603A0 (it) | 1988-02-04 |
CN1016949B (zh) | 1992-06-10 |
CA1324013C (fr) | 1993-11-09 |
FR2610553A1 (fr) | 1988-08-12 |
JPS63239007A (ja) | 1988-10-05 |
BR8800464A (pt) | 1988-09-20 |
DK61888A (da) | 1988-08-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
8131 | Rejection |