BE476057A - - Google Patents
Info
- Publication number
- BE476057A BE476057A BE476057DA BE476057A BE 476057 A BE476057 A BE 476057A BE 476057D A BE476057D A BE 476057DA BE 476057 A BE476057 A BE 476057A
- Authority
- BE
- Belgium
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/44—Making machine elements bolts, studs, or the like
- B21K1/46—Making machine elements bolts, studs, or the like with heads
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- 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
- B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
- B21H3/06—Making by means of profiled members other than rolls, e.g. reciprocating flat dies or jaws, moved longitudinally or curvilinearly with respect to each other
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/44—Making machine elements bolts, studs, or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/56—Making machine elements screw-threaded elements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US480018A US2373948A (en) | 1939-08-17 | 1943-03-22 | Method of making diamond headed screw blanks for double threaded screws and header dies for use therewith |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE476057A true BE476057A (https=) |
Family
ID=23906340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE476057D BE476057A (https=) | 1943-03-22 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE476057A (https=) |
| FR (1) | FR951314A (https=) |
| GB (1) | GB674222A (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1150859B (de) * | 1958-10-30 | 1963-06-27 | Nat Machinery Co | Doppeldruckpresse zum Herstellen von Kopfbolzen |
-
0
- BE BE476057D patent/BE476057A/xx unknown
-
1947
- 1947-08-05 FR FR951314D patent/FR951314A/fr not_active Expired
-
1948
- 1948-02-26 GB GB589448A patent/GB674222A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB674222A (en) | 1952-06-18 |
| FR951314A (fr) | 1949-10-21 |