BE566620A - - Google Patents
Info
- Publication number
- BE566620A BE566620A BE566620DA BE566620A BE 566620 A BE566620 A BE 566620A BE 566620D A BE566620D A BE 566620DA BE 566620 A BE566620 A BE 566620A
- Authority
- BE
- Belgium
Links
Classifications
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
- B23C5/26—Securing milling cutters to the driving spindle
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- 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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Milling Processes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH347044T | 1956-06-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE566620A true BE566620A (fr) |
Family
ID=4507845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE566620D BE566620A (fr) | 1956-06-04 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE566620A (fr) |
| CH (1) | CH347044A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3318941A1 (de) * | 1983-05-25 | 1984-11-29 | Wirth Maschinen- und Bohrgeräte-Fabrik GmbH, 5140 Erkelenz | Vorrichtung zum drehen und axialbewegen von bolzen |
| US20080072717A1 (en) * | 2006-09-25 | 2008-03-27 | Stumpf William R | Drywall screwdriver bit |
| US8881625B2 (en) * | 2011-12-05 | 2014-11-11 | Robert Jenkins | High speed, high torque screw fasteners and drive systems |
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0
- BE BE566620D patent/BE566620A/xx unknown
-
1956
- 1956-06-04 CH CH347044D patent/CH347044A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH347044A (de) | 1960-06-15 |