FR588654A - Improvement in vibrating tools for working with minerals - Google Patents
Improvement in vibrating tools for working with mineralsInfo
- Publication number
- FR588654A FR588654A FR588654DA FR588654A FR 588654 A FR588654 A FR 588654A FR 588654D A FR588654D A FR 588654DA FR 588654 A FR588654 A FR 588654A
- Authority
- FR
- France
- Prior art keywords
- minerals
- improvement
- working
- vibrating tools
- vibrating
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/14—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by boring or drilling
- B28D1/146—Tools therefor
-
- 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
-
- 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
- B23B2251/24—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
- B23B2251/44—Margins, i.e. the narrow portion of the land which is not cut away to provide clearance on the circumferential surface
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR588654T | 1924-11-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR588654A true FR588654A (en) | 1925-05-13 |
Family
ID=8962214
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR588654D Expired FR588654A (en) | 1924-11-07 | 1924-11-07 | Improvement in vibrating tools for working with minerals |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR588654A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4906146A (en) * | 1981-08-13 | 1990-03-06 | Bowling Roy E | Axially self-aligning drill bit |
-
1924
- 1924-11-07 FR FR588654D patent/FR588654A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4906146A (en) * | 1981-08-13 | 1990-03-06 | Bowling Roy E | Axially self-aligning drill bit |
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