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
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) |
Family
ID=9780364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE420089D BE420089A (en) | 1937-02-16 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE420089A (en) |
| FR (1) | FR817897A (en) |
| GB (1) | GB476783A (en) |
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 (en) * | 1993-01-25 | 1996-08-30 | Spreiter Johann Ulrich | Bolts. |
-
0
- BE BE420089D patent/BE420089A/xx unknown
-
1937
- 1937-02-16 FR FR817897D patent/FR817897A/en 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 (en) | 1937-09-13 |