DK112829B - Self-tapping screw. - Google Patents
Self-tapping screw.Info
- Publication number
- DK112829B DK112829B DK285765A DK285765A DK112829B DK 112829 B DK112829 B DK 112829B DK 285765 A DK285765 A DK 285765A DK 285765 A DK285765 A DK 285765A DK 112829 B DK112829 B DK 112829B
- Authority
- DK
- Denmark
- Prior art keywords
- self
- tapping screw
- tapping
- screw
- Prior art date
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
- B21H3/027—Rolling of self-tapping screws
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK285765A DK112829B (en) | 1965-06-08 | 1965-06-08 | Self-tapping screw. |
DE1966J0015195 DE1974975U (en) | 1965-06-08 | 1966-06-02 | SELF-TAPPING SCREW. |
SE776766A SE346360B (en) | 1965-06-08 | 1966-06-07 | |
GB2562866A GB1141312A (en) | 1965-06-08 | 1966-06-08 | Method of making self-tapping screws |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK285765A DK112829B (en) | 1965-06-08 | 1965-06-08 | Self-tapping screw. |
Publications (1)
Publication Number | Publication Date |
---|---|
DK112829B true DK112829B (en) | 1969-01-20 |
Family
ID=8116482
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK285765A DK112829B (en) | 1965-06-08 | 1965-06-08 | Self-tapping screw. |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE1974975U (en) |
DK (1) | DK112829B (en) |
GB (1) | GB1141312A (en) |
SE (1) | SE346360B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3937119A (en) * | 1974-12-23 | 1976-02-10 | Illinois Tool Works, Inc. | Masonry anchor device |
GB8629548D0 (en) * | 1986-12-10 | 1987-01-21 | Cole H F | Insert for screw-threaded hole in object |
DE102005022215A1 (en) * | 2005-05-13 | 2006-11-16 | Ejot Gmbh & Co. Kg | Thread forming screw has recesses on thread crests with volume of individual recesses reducing from start of thread to end so that reduction takes place continuously at least over part of length of thread |
DE102013203150A1 (en) * | 2013-02-26 | 2014-08-28 | Hilti Aktiengesellschaft | Method for producing a concrete screw |
DE102013203148A1 (en) * | 2013-02-26 | 2014-08-28 | Hilti Aktiengesellschaft | Manufacturing process for screws and concrete screw |
-
1965
- 1965-06-08 DK DK285765A patent/DK112829B/en unknown
-
1966
- 1966-06-02 DE DE1966J0015195 patent/DE1974975U/en not_active Expired
- 1966-06-07 SE SE776766A patent/SE346360B/xx unknown
- 1966-06-08 GB GB2562866A patent/GB1141312A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1141312A (en) | 1969-01-29 |
SE346360B (en) | 1972-07-03 |
DE1974975U (en) | 1967-12-14 |
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