FR1424148A - Vis ou tige filetée inviolable et indesserrable - Google Patents

Vis ou tige filetée inviolable et indesserrable

Info

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
Application number
FR20877A
Other languages
English (en)
Inventor
Alain Caradec
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to FR20877A priority Critical patent/FR1424148A/fr
Application granted granted Critical
Publication of FR1424148A publication Critical patent/FR1424148A/fr
Expired legal-status Critical Current

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)
FR20877A 1965-02-02 1965-02-02 Vis ou tige filetée inviolable et indesserrable Expired FR1424148A (fr)

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)

* Cited by examiner, † Cited by third party
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

Cited By (7)

* Cited by examiner, † Cited by third party
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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