BE530258A - - Google Patents
Info
- Publication number
- BE530258A BE530258A BE530258DA BE530258A BE 530258 A BE530258 A BE 530258A BE 530258D A BE530258D A BE 530258DA BE 530258 A BE530258 A BE 530258A
- Authority
- BE
- Belgium
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
- F16B25/0021—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 metal, e.g. sheet-metal or aluminium
-
- 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
- F16B25/0078—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw with a shaft of non-circular cross-section or other special geometric features of the shaft
-
- 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
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Surgical Instruments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US757763XA | 1953-07-09 | 1953-07-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE530258A true BE530258A (it) |
Family
ID=22127904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE530258D BE530258A (it) | 1953-07-09 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE530258A (it) |
| FR (1) | FR1103831A (it) |
| GB (1) | GB757763A (it) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2725252A1 (fr) * | 1994-10-04 | 1996-04-05 | Vynex Sa | Vis a tete fraisee auto-foreuse |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2871752A (en) * | 1957-08-14 | 1959-02-03 | Illinois Tool Works | Screw having a drill point and serrated cutting edge |
| US3342234A (en) * | 1966-02-09 | 1967-09-19 | Lock Thread Corp | Self-locking screw |
| US3856065A (en) * | 1971-07-13 | 1974-12-24 | J Gehring | Locking screw |
| US3726330A (en) * | 1971-07-28 | 1973-04-10 | R Adler | Screw fastener |
| US4238165A (en) * | 1979-01-25 | 1980-12-09 | Illinois Tool Works Inc. | Fastener unit for clamping plastic workpieces |
| CA1184053A (en) * | 1981-06-22 | 1985-03-19 | Gerald D. Barth | Sheet metal screw |
| DE29513571U1 (de) * | 1995-08-24 | 1995-12-14 | Hsu, Kuo-Tai, Tainan | Schraube |
| DE19860085B4 (de) * | 1998-12-17 | 2007-10-04 | Böllhoff GmbH | Selbstschneidendes metallisches Gewindeteil |
-
0
- BE BE530258D patent/BE530258A/xx unknown
-
1954
- 1954-06-30 GB GB19237/54A patent/GB757763A/en not_active Expired
- 1954-07-06 FR FR1103831D patent/FR1103831A/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2725252A1 (fr) * | 1994-10-04 | 1996-04-05 | Vynex Sa | Vis a tete fraisee auto-foreuse |
| EP0705987A1 (fr) * | 1994-10-04 | 1996-04-10 | Vynex S.A. | Vis à tête fraisée auto-foreuse |
Also Published As
| Publication number | Publication date |
|---|---|
| GB757763A (en) | 1956-09-26 |
| FR1103831A (fr) | 1955-11-07 |