BE420089A - - Google Patents
Info
- Publication number
- BE420089A BE420089A BE420089DA BE420089A BE 420089 A BE420089 A BE 420089A BE 420089D A BE420089D A BE 420089DA BE 420089 A BE420089 A BE 420089A
- 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
- 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)
- Connection Of Plates (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB460837A GB476783A (en) | 1937-02-16 | 1937-02-16 | Improvements in wood screws |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE420089A true BE420089A (en:Method) |
Family
ID=9780364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE420089D BE420089A (en:Method) | 1937-02-16 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE420089A (en:Method) |
| FR (1) | FR817897A (en:Method) |
| GB (1) | GB476783A (en:Method) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3982464A (en) * | 1975-08-28 | 1976-09-28 | Illinois Tool Works Inc. | Drilling and reaming |
| GB2143297B (en) * | 1983-10-01 | 1986-02-12 | Headrate Ltd | Shear resistant screw |
| GB2239920B (en) * | 1990-01-16 | 1993-06-30 | Deutsher Pty Ltd | Improved screw and method of making same |
| CH687036A5 (de) * | 1993-01-25 | 1996-08-30 | Spreiter Johann Ulrich | Schraubbolzen. |
-
0
- BE BE420089D patent/BE420089A/xx unknown
-
1937
- 1937-02-16 FR FR817897D patent/FR817897A/fr not_active Expired
- 1937-02-16 GB GB460837A patent/GB476783A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB476783A (en) | 1937-12-15 |
| FR817897A (fr) | 1937-09-13 |