BE693015A - - Google Patents
Info
- Publication number
- BE693015A BE693015A BE693015DA BE693015A BE 693015 A BE693015 A BE 693015A BE 693015D A BE693015D A BE 693015DA BE 693015 A BE693015 A BE 693015A
- 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
- F16B23/00—Specially shaped nuts or heads of bolts or screws for rotations by a tool
- F16B23/0007—Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool
- F16B23/0015—Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool substantially rectangular, e.g. one-slot head
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B15/00—Screwdrivers
- B25B15/001—Screwdrivers characterised by material or shape of the tool bit
- B25B15/004—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section
- B25B15/007—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section with blade of flat or substantially flat cross-section
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
- Insertion Pins And Rivets (AREA)
- Joining Of Building Structures In Genera (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR58937A FR1496092A (fr) | 1966-04-25 | 1966-04-25 | Vis à bois et à métaux avec tête fendue et orifice central de grand diamètre et tournevis approprié |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE693015A true BE693015A (no) | 1967-07-03 |
Family
ID=8607021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE693015D BE693015A (no) | 1966-04-25 | 1967-01-23 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE693015A (no) |
| ES (1) | ES138678Y (no) |
| FR (1) | FR1496092A (no) |
| LU (1) | LU53261A1 (no) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2623311A1 (de) * | 1976-05-25 | 1977-12-08 | Werkzeug Union Gmbh Dwu 5600 W | Werkzeug mit galvanisierter klinge und verfahren zur herstellung desselben |
| US4228723A (en) * | 1977-09-16 | 1980-10-21 | Cunningham Hilary H | Fastener recess |
-
1966
- 1966-04-25 FR FR58937A patent/FR1496092A/fr not_active Expired
-
1967
- 1967-01-23 BE BE693015D patent/BE693015A/xx unknown
- 1967-02-01 ES ES138678U patent/ES138678Y/es not_active Expired
- 1967-03-23 LU LU53261D patent/LU53261A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR1496092A (fr) | 1967-09-29 |
| ES138678U (es) | 1969-02-16 |
| ES138678Y (es) | 1969-07-16 |
| LU53261A1 (no) | 1967-05-23 |