FI761600A7 - - Google Patents
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- Publication number
- FI761600A7 FI761600A7 FI761600A FI761600A FI761600A7 FI 761600 A7 FI761600 A7 FI 761600A7 FI 761600 A FI761600 A FI 761600A FI 761600 A FI761600 A FI 761600A FI 761600 A7 FI761600 A7 FI 761600A7
- Authority
- FI
- Finland
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
- F16B25/001—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed
- F16B25/0026—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed the material being a hard non-organic material, e.g. stone, concrete or drywall
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
- F16B25/0036—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
- F16B25/0042—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw
- F16B25/0052—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw the ridge having indentations, notches or the like in order to improve the cutting behaviour
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Dowels (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7506443A SE398149B (sv) | 1975-06-05 | 1975-06-05 | Sjelvgengande skruv |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI761600A7 true FI761600A7 (en:Method) | 1976-12-06 |
Family
ID=20324764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI761600A FI761600A7 (en:Method) | 1975-06-05 | 1976-06-04 |
Country Status (6)
| Country | Link |
|---|---|
| DE (1) | DE2625372A1 (en:Method) |
| DK (1) | DK247776A (en:Method) |
| FI (1) | FI761600A7 (en:Method) |
| FR (1) | FR2313588A1 (en:Method) |
| NO (1) | NO761908L (en:Method) |
| SE (1) | SE398149B (en:Method) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2055652A (en) * | 1979-08-11 | 1981-03-11 | Gkn Fasteners Ltd | Self-drilling self tapping screw |
| FR2514086A1 (fr) * | 1981-10-05 | 1983-04-08 | Itw De France | Dispositif d'assemblage, en particulier du type insert, pour le maintien d'un element quelconque sur des supports en matiere plastique, speciaux, rigides et sujets a deterioration a la fixation |
| US4842467A (en) * | 1984-08-24 | 1989-06-27 | Yamashina Seiko-Sho, Ltd. | Concrete screw |
| DE3620372C3 (de) * | 1986-06-18 | 1995-04-20 | Rockenfeller Gmbh & Co Kg | Nagel zum Eintreiben in vorgebohrte Löcher an Bauteilen aus hartem Material |
| DE8804654U1 (de) * | 1988-04-08 | 1988-08-11 | Adolf Würth GmbH & Co. KG, 74653 Künzelsau | Selbstbohrende Schraube |
| GB8819820D0 (en) * | 1988-08-20 | 1988-09-21 | Tucker Fasteners Ltd | Anchors for fixing to dense concrete masonry &c |
| CH682450A5 (de) * | 1990-12-07 | 1993-09-30 | Protek Ag | Verankerungsnagel. |
| DE19801102A1 (de) * | 1998-01-15 | 1999-07-22 | Toge Duebel A Gerhard Kg | Gewindeschneidende Schraube |
| DE102010031410A1 (de) * | 2010-07-15 | 2012-01-19 | TOGE-Dübel A. Gerhard KG | Selbstzentrierende Schraube |
-
1975
- 1975-06-05 SE SE7506443A patent/SE398149B/xx unknown
-
1976
- 1976-06-04 DK DK247776A patent/DK247776A/da unknown
- 1976-06-04 FI FI761600A patent/FI761600A7/fi not_active Application Discontinuation
- 1976-06-04 DE DE19762625372 patent/DE2625372A1/de active Pending
- 1976-06-04 NO NO761908A patent/NO761908L/no unknown
- 1976-06-04 FR FR7616954A patent/FR2313588A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2625372A1 (de) | 1976-12-23 |
| FR2313588B3 (en:Method) | 1979-02-23 |
| FR2313588A1 (fr) | 1976-12-31 |
| DK247776A (da) | 1976-12-06 |
| SE398149B (sv) | 1977-12-05 |
| NO761908L (en:Method) | 1976-12-07 |
| SE7506443L (sv) | 1976-12-06 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FA | Application withdrawn [patent] |
Owner name: BULTEN - KANTHAL AB |