NL6904920A - - Google Patents
Info
- Publication number
- NL6904920A NL6904920A NL6904920A NL6904920A NL6904920A NL 6904920 A NL6904920 A NL 6904920A NL 6904920 A NL6904920 A NL 6904920A NL 6904920 A NL6904920 A NL 6904920A NL 6904920 A NL6904920 A NL 6904920A
- Authority
- NL
- Netherlands
Links
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
- B21H3/02—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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US71770068A | 1968-04-01 | 1968-04-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6904920A true NL6904920A (de) | 1969-10-03 |
Family
ID=24883104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6904920A NL6904920A (de) | 1968-04-01 | 1969-03-31 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3538740A (de) |
| BE (1) | BE730868A (de) |
| CA (1) | CA975116A (de) |
| CH (1) | CH502856A (de) |
| DE (1) | DE1916425A1 (de) |
| FR (1) | FR2005325A1 (de) |
| GB (1) | GB1223211A (de) |
| LU (1) | LU58347A1 (de) |
| NL (1) | NL6904920A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3654800A (en) * | 1969-11-24 | 1972-04-11 | Pratt & Whitney Inc | Self-pointing thread rolling dies |
| DE3337534A1 (de) * | 1983-10-14 | 1985-05-02 | Alfons 5758 Fröndenberg Knoche | Universalschraube, werkzeug zur herstellung derartiger universalschrauben, und schraubendreher fuer derartige universalschrauben |
| US4563890A (en) * | 1984-01-27 | 1986-01-14 | Litton Industrial Products, Inc. | Cut-off style, roll thread flat dies |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2165009A (en) * | 1934-10-23 | 1939-07-04 | Rosenberg Heyman | Die and the art of forming anchorage instruments |
| 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 |
| US3217530A (en) * | 1963-01-02 | 1965-11-16 | Katayama Rivet & Screw Ind Co | Die blocks for thread rolling machines |
| US3405545A (en) * | 1966-07-14 | 1968-10-15 | Reed Rolled Thread Die Co | Rolled thread die with traction notches |
| US3405547A (en) * | 1966-09-27 | 1968-10-15 | Reed Rolled Thread Die Co | Thread rolling die with twisted slug forming and removal surface |
-
1968
- 1968-04-01 US US717700A patent/US3538740A/en not_active Expired - Lifetime
-
1969
- 1969-03-31 NL NL6904920A patent/NL6904920A/xx unknown
- 1969-03-31 DE DE19691916425 patent/DE1916425A1/de not_active Ceased
- 1969-03-31 GB GB06745/69A patent/GB1223211A/en not_active Expired
- 1969-04-01 CH CH496169A patent/CH502856A/fr not_active IP Right Cessation
- 1969-04-01 FR FR6909899A patent/FR2005325A1/fr not_active Withdrawn
- 1969-04-01 BE BE730868D patent/BE730868A/xx unknown
- 1969-04-01 LU LU58347D patent/LU58347A1/xx unknown
-
1971
- 1971-09-24 CA CA 123589 patent/CA975116A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA975116A (en) | 1975-09-30 |
| US3538740A (en) | 1970-11-10 |
| BE730868A (de) | 1969-10-01 |
| LU58347A1 (de) | 1969-11-13 |
| CH502856A (fr) | 1971-02-15 |
| DE1916425A1 (de) | 1969-11-13 |
| GB1223211A (en) | 1971-02-24 |
| FR2005325A1 (de) | 1969-12-12 |