DE14539C - Rohrwandbohrer - Google Patents
RohrwandbohrerInfo
- Publication number
- DE14539C DE14539C DENDAT14539D DE14539DA DE14539C DE 14539 C DE14539 C DE 14539C DE NDAT14539 D DENDAT14539 D DE NDAT14539D DE 14539D A DE14539D A DE 14539DA DE 14539 C DE14539 C DE 14539C
- Authority
- DE
- Germany
- Prior art keywords
- pipe wall
- wall drill
- drill
- conaxial
- centration
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/04—Drills for trepanning
- B23B51/0426—Drills for trepanning with centering devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Drilling Tools (AREA)
- Geophysics And Detection Of Objects (AREA)
Description
Hierzu 1 Blatt Zeichnungen.
Claims (1)
- Patent-Anspruch:Die aus der Zeichnung ersichtliche Gesammtanordnung eines Rohrwandbohrers, bei welcher eine zur Anpressung des Centrirungsdornes benutzte Schraubenfeder conaxial zum Bohrloch angeordnet ist.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE14539C true DE14539C (de) |
Family
ID=291618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT14539D Active DE14539C (de) | Rohrwandbohrer |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE14539C (de) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2454522A (en) * | 1944-12-26 | 1948-11-23 | American Pearl Button Co | Tubular saw chuck |
| FR2332832A1 (fr) * | 1975-11-26 | 1977-06-24 | Wozar Tiberius | Outil pour percage avec noyau |
| FR2450136A1 (fr) * | 1979-03-01 | 1980-09-26 | Hougen Everett | Machine a percer des trous au moyen de fraises annulaires |
| FR2579918A1 (de) * | 1985-04-08 | 1986-10-10 | Milwaukee Electric Tool Corp |
-
0
- DE DENDAT14539D patent/DE14539C/de active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2454522A (en) * | 1944-12-26 | 1948-11-23 | American Pearl Button Co | Tubular saw chuck |
| FR2332832A1 (fr) * | 1975-11-26 | 1977-06-24 | Wozar Tiberius | Outil pour percage avec noyau |
| FR2450136A1 (fr) * | 1979-03-01 | 1980-09-26 | Hougen Everett | Machine a percer des trous au moyen de fraises annulaires |
| FR2579918A1 (de) * | 1985-04-08 | 1986-10-10 | Milwaukee Electric Tool Corp |
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