FR3063530B1 - SELF-BREAKING SCREW - Google Patents

SELF-BREAKING SCREW Download PDF

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Publication number
FR3063530B1
FR3063530B1 FR1751755A FR1751755A FR3063530B1 FR 3063530 B1 FR3063530 B1 FR 3063530B1 FR 1751755 A FR1751755 A FR 1751755A FR 1751755 A FR1751755 A FR 1751755A FR 3063530 B1 FR3063530 B1 FR 3063530B1
Authority
FR
France
Prior art keywords
self
threaded rod
breaking screw
integral
access
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.)
Active
Application number
FR1751755A
Other languages
French (fr)
Other versions
FR3063530A1 (en
Inventor
Benoit Heraud
Philippe Clech
Catherine Sopin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seifel SAS
Original Assignee
Seifel SAS
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 by Seifel SAS filed Critical Seifel SAS
Priority to FR1751755A priority Critical patent/FR3063530B1/en
Publication of FR3063530A1 publication Critical patent/FR3063530A1/en
Application granted granted Critical
Publication of FR3063530B1 publication Critical patent/FR3063530B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F16B31/00—Screwed connections specially modified in view of tensile load; Break-bolts
    • F16B31/02—Screwed connections specially modified in view of tensile load; Break-bolts for indicating the attainment of a particular tensile load or limiting tensile load
    • F16B31/021—Screwed connections specially modified in view of tensile load; Break-bolts for indicating the attainment of a particular tensile load or limiting tensile load by means of a frangible part
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28—Clamped connections, spring connections
    • H01R4/30—Clamped connections, spring connections utilising a screw or nut clamping member
    • H01R4/36—Conductive members located under tip of screw
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/26—Connections in which at least one of the connecting parts has projections which bite into or engage the other connecting part in order to improve the contact
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28—Clamped connections, spring connections
    • H01R4/30—Clamped connections, spring connections utilising a screw or nut clamping member
    • H01R4/36—Conductive members located under tip of screw
    • H01R4/363—Conductive members located under tip of screw with intermediate part between tip and conductive member

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fuses (AREA)
  • Connections Arranged To Contact A Plurality Of Conductors (AREA)

Abstract

L'invention concerne une vis auto-cassante (150) comportant : - un premier élément réalisé en métal et constitué d'une tige filetée (154) et d'une tête (152) solidaire de la tige filetée (154) au niveau d'une zone de rupture (202), la tête (152) présentant un premier système de prise (153), - un manchon (160) solidaire du premier élément, réalisé dans un matériau électriquement isolant et s'étendant de part et d'autre de la zone de rupture (202) en laissant libre, d'une part, l'accès au premier système de prise (153) et, d'autre part, l'accès au filetage de la tige filetée (154).The invention relates to a self-breaking screw (150) comprising: - a first element made of metal and consisting of a threaded rod (154) and a head (152) integral with the threaded rod (154) at the level of 'a rupture zone (202), the head (152) having a first gripping system (153), - a sleeve (160) integral with the first element, made of an electrically insulating material and extending on both sides another of the rupture zone (202) leaving free, on the one hand, access to the first gripping system (153) and, on the other hand, access to the thread of the threaded rod (154).

FR1751755A 2017-03-03 2017-03-03 SELF-BREAKING SCREW Active FR3063530B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1751755A FR3063530B1 (en) 2017-03-03 2017-03-03 SELF-BREAKING SCREW

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1751755 2017-03-03
FR1751755A FR3063530B1 (en) 2017-03-03 2017-03-03 SELF-BREAKING SCREW

Publications (2)

Publication Number Publication Date
FR3063530A1 FR3063530A1 (en) 2018-09-07
FR3063530B1 true FR3063530B1 (en) 2021-06-11

Family

ID=58739155

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1751755A Active FR3063530B1 (en) 2017-03-03 2017-03-03 SELF-BREAKING SCREW

Country Status (1)

Country Link
FR (1) FR3063530B1 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2431063A1 (en) * 1978-07-11 1980-02-08 Telemecanique Electrique TORQUE LIMITER NUT
GB2067699B (en) * 1980-01-23 1983-07-13 Ferranti Measurements Ltd Tamper-proof fastening
FR2693598B1 (en) * 1992-07-08 1994-10-07 Lefebvre Jean Jacques Electrical connection terminal.
DE4436906A1 (en) * 1994-10-15 1996-04-25 Pfisterer Elektrotech Karl Dismantling screw with keyed head
GB0021277D0 (en) * 2000-08-31 2000-10-18 B & H Nottingham Ltd Shearable fastener
US7104832B2 (en) * 2004-08-05 2006-09-12 3M Innovative Properties Company Modular electrical connector and method of using

Also Published As

Publication number Publication date
FR3063530A1 (en) 2018-09-07

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