FR462865A - Screw - Google Patents
ScrewInfo
- Publication number
- FR462865A FR462865A FR462865A FR462865DA FR462865A FR 462865 A FR462865 A FR 462865A FR 462865 A FR462865 A FR 462865A FR 462865D A FR462865D A FR 462865DA FR 462865 A FR462865 A FR 462865A
- Authority
- FR
- France
- Prior art keywords
- screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- F16B23/0023—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 cross-shaped
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 |
|---|---|---|---|
| GB191320391T | 1913-09-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR462865A true FR462865A (en) | 1914-02-07 |
Family
ID=32646137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR462865A Expired FR462865A (en) | 1913-09-09 | 1913-09-23 | Screw |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR462865A (en) |
| GB (1) | GB191320391A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4645394A (en) * | 1983-09-09 | 1987-02-24 | Ltv Aerospace And Defense Company | Fastener apparatus |
-
1913
- 1913-09-09 GB GB191320391D patent/GB191320391A/en not_active Expired
- 1913-09-23 FR FR462865A patent/FR462865A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4645394A (en) * | 1983-09-09 | 1987-02-24 | Ltv Aerospace And Defense Company | Fastener apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| GB191320391A (en) | 1914-05-21 |
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