DE244493C - - Google Patents
Info
- Publication number
- DE244493C DE244493C DENDAT244493D DE244493DA DE244493C DE 244493 C DE244493 C DE 244493C DE NDAT244493 D DENDAT244493 D DE NDAT244493D DE 244493D A DE244493D A DE 244493DA DE 244493 C DE244493 C DE 244493C
- Authority
- DE
- Germany
- Prior art keywords
- rolling
- drill
- thread
- tip
- jaws
- 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
- 238000005096 rolling process Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000001143 conditioned effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H3/00—Making helical bodies or bodies having parts of helical shape
- B21H3/10—Making helical bodies or bodies having parts of helical shape twist-drills; screw-taps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE244493C true DE244493C (enrdf_load_stackoverflow) |
Family
ID=503529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT244493D Active DE244493C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE244493C (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3176491A (en) * | 1958-01-13 | 1965-04-06 | Nat Rolled Thread Die Co | Thread and other form rolling dies |
| US3196654A (en) * | 1962-06-11 | 1965-07-27 | Illinois Tool Works | Screw rolling die |
-
0
- DE DENDAT244493D patent/DE244493C/de active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3176491A (en) * | 1958-01-13 | 1965-04-06 | Nat Rolled Thread Die Co | Thread and other form rolling dies |
| US3196654A (en) * | 1962-06-11 | 1965-07-27 | Illinois Tool Works | Screw rolling die |
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