DE29724089U1 - drill - Google Patents
drillInfo
- Publication number
- DE29724089U1 DE29724089U1 DE29724089U DE29724089U DE29724089U1 DE 29724089 U1 DE29724089 U1 DE 29724089U1 DE 29724089 U DE29724089 U DE 29724089U DE 29724089 U DE29724089 U DE 29724089U DE 29724089 U1 DE29724089 U1 DE 29724089U1
- Authority
- DE
- Germany
- Prior art keywords
- drill
- drill according
- grooves
- width
- convexity
- 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 - Lifetime
Links
- 238000005553 drilling Methods 0.000 claims 3
- 239000000428 dust Substances 0.000 claims 2
- 230000002787 reinforcement Effects 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 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 DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/22—Rods or pipes with helical structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2251/00—Details of tools for drilling machines
- B23B2251/24—Overall form of drilling tools
- B23B2251/241—Cross sections of the diameter of the drill
-
- 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)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Description
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically
Claims (12)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE29724089U DE29724089U1 (en) | 1997-06-25 | 1997-06-25 | drill |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1997127070 DE19727070C2 (en) | 1997-06-25 | 1997-06-25 | drill |
DE29724089U DE29724089U1 (en) | 1997-06-25 | 1997-06-25 | drill |
Publications (1)
Publication Number | Publication Date |
---|---|
DE29724089U1 true DE29724089U1 (en) | 1999-12-09 |
Family
ID=26037755
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE29724089U Expired - Lifetime DE29724089U1 (en) | 1997-06-25 | 1997-06-25 | drill |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE29724089U1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1213074A2 (en) * | 2000-06-30 | 2002-06-12 | HILTI Aktiengesellschaft | Drill for stone |
-
1997
- 1997-06-25 DE DE29724089U patent/DE29724089U1/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1213074A2 (en) * | 2000-06-30 | 2002-06-12 | HILTI Aktiengesellschaft | Drill for stone |
EP1213074A3 (en) * | 2000-06-30 | 2003-10-22 | HILTI Aktiengesellschaft | Drill for stone |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
R207 | Utility model specification |
Effective date: 20000113 |
|
R150 | Term of protection extended to 6 years |
Effective date: 20000620 |
|
R151 | Term of protection extended to 8 years |
Effective date: 20030408 |
|
R152 | Term of protection extended to 10 years |
Effective date: 20050420 |
|
R071 | Expiry of right |