FR1424148A - Vis ou tige filetée inviolable et indesserrable - Google Patents
Vis ou tige filetée inviolable et indesserrableInfo
- Publication number
- FR1424148A FR1424148A FR20877A FR13020877A FR1424148A FR 1424148 A FR1424148 A FR 1424148A FR 20877 A FR20877 A FR 20877A FR 13020877 A FR13020877 A FR 13020877A FR 1424148 A FR1424148 A FR 1424148A
- Authority
- FR
- France
- Prior art keywords
- tamper
- proof
- removable
- screw
- threaded rod
- 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
- F16B23/0076—Specially shaped nuts or heads of bolts or screws for rotations by a tool causing slipping of the tool in loosening rotation, i.e. disabling unscrewing unless another tool is used
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR20877A FR1424148A (fr) | 1965-02-02 | 1965-02-02 | Vis ou tige filetée inviolable et indesserrable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR20877A FR1424148A (fr) | 1965-02-02 | 1965-02-02 | Vis ou tige filetée inviolable et indesserrable |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1424148A true FR1424148A (fr) | 1966-01-07 |
Family
ID=8582072
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR20877A Expired FR1424148A (fr) | 1965-02-02 | 1965-02-02 | Vis ou tige filetée inviolable et indesserrable |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1424148A (fr) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0013274A1 (fr) * | 1978-12-22 | 1980-07-09 | Fa Karcher Schraubenwerke GmbH | Organes de liaison mécaniques et outil de fixation approprié |
FR2487455A1 (fr) * | 1980-07-23 | 1982-01-29 | Microdot Inc | Dispositif de fixation filete difficilement alterable |
FR2544029A1 (fr) * | 1983-04-09 | 1984-10-12 | Ford France | Vis d'obturation et d'etancheite pour percages filetes traversants |
FR2672346A1 (fr) * | 1991-02-06 | 1992-08-07 | Hennert Sa | Vis pour dispositif antivol et dispositif antivol. |
US5340256A (en) * | 1992-08-14 | 1994-08-23 | Kinnings Marlow Limited | Security nuts |
-
1965
- 1965-02-02 FR FR20877A patent/FR1424148A/fr not_active Expired
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0013274A1 (fr) * | 1978-12-22 | 1980-07-09 | Fa Karcher Schraubenwerke GmbH | Organes de liaison mécaniques et outil de fixation approprié |
FR2487455A1 (fr) * | 1980-07-23 | 1982-01-29 | Microdot Inc | Dispositif de fixation filete difficilement alterable |
US4352614A (en) * | 1980-07-23 | 1982-10-05 | Microdot Inc. | Tamper resistant threaded fastener |
FR2544029A1 (fr) * | 1983-04-09 | 1984-10-12 | Ford France | Vis d'obturation et d'etancheite pour percages filetes traversants |
FR2672346A1 (fr) * | 1991-02-06 | 1992-08-07 | Hennert Sa | Vis pour dispositif antivol et dispositif antivol. |
EP0498693A1 (fr) * | 1991-02-06 | 1992-08-12 | HENNERT, Société Anonyme dite: | Vis pour dispositif antivol et dispositif antivol |
US5340256A (en) * | 1992-08-14 | 1994-08-23 | Kinnings Marlow Limited | Security nuts |
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