CH576081A5 - - Google Patents
Info
- Publication number
- CH576081A5 CH576081A5 CH351374A CH351374A CH576081A5 CH 576081 A5 CH576081 A5 CH 576081A5 CH 351374 A CH351374 A CH 351374A CH 351374 A CH351374 A CH 351374A CH 576081 A5 CH576081 A5 CH 576081A5
- Authority
- CH
- Switzerland
- Prior art keywords
- screw
- wood
- thread
- diameter
- plywood
- Prior art date
Links
- 239000011120 plywood Substances 0.000 claims description 22
- 239000002023 wood Substances 0.000 claims description 22
- 230000007423 decrease Effects 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 claims 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- F16B25/0031—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 screw being designed to be screwed into different materials, e.g. a layered structure or through metallic and wooden parts
-
- 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
- F16B25/0047—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 being characterised by its cross-section in the plane of the shaft axis
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Connection Of Plates (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE7310177 | 1973-03-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH576081A5 true CH576081A5 (pl) | 1976-05-31 |
Family
ID=6637469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH351374A CH576081A5 (pl) | 1973-03-17 | 1974-03-13 |
Country Status (2)
| Country | Link |
|---|---|
| AT (1) | AT336354B (pl) |
| CH (1) | CH576081A5 (pl) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006079595A1 (de) * | 2005-01-25 | 2006-08-03 | Sfs Intec Holding Ag | Befestigung von bohlen, platten oder latten aus holz oder holzwerkstoffen an einem metallischen unterbau mittels schrauben |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011001176A1 (de) * | 2011-03-09 | 2012-09-13 | Rampa Verbindungstechnik GmbH & Co. KG | Gewindehülse |
-
1974
- 1974-03-13 AT AT210074A patent/AT336354B/de not_active IP Right Cessation
- 1974-03-13 CH CH351374A patent/CH576081A5/de not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006079595A1 (de) * | 2005-01-25 | 2006-08-03 | Sfs Intec Holding Ag | Befestigung von bohlen, platten oder latten aus holz oder holzwerkstoffen an einem metallischen unterbau mittels schrauben |
Also Published As
| Publication number | Publication date |
|---|---|
| ATA210074A (de) | 1976-08-15 |
| AT336354B (de) | 1977-05-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |