FR1357086A - Method of manufacturing screws with high loosening torque and screws thus obtained - Google Patents

Method of manufacturing screws with high loosening torque and screws thus obtained

Info

Publication number
FR1357086A
FR1357086A FR925537A FR925537A FR1357086A FR 1357086 A FR1357086 A FR 1357086A FR 925537 A FR925537 A FR 925537A FR 925537 A FR925537 A FR 925537A FR 1357086 A FR1357086 A FR 1357086A
Authority
FR
France
Prior art keywords
screws
manufacturing
loosening torque
high loosening
torque
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
FR925537A
Other languages
French (fr)
Inventor
Lucien Nitenberg
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 FR925537A priority Critical patent/FR1357086A/en
Application granted granted Critical
Publication of FR1357086A publication Critical patent/FR1357086A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/44—Making machine elements bolts, studs, or the like
    • B21K1/46—Making machine elements bolts, studs, or the like with heads
    • 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
    • F16B39/00—Locking of screws, bolts or nuts
    • F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
    • F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
    • F16B39/282—Locking by means of special shape of work-engaging surfaces, e.g. notched or toothed nuts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR925537A 1963-02-21 1963-02-21 Method of manufacturing screws with high loosening torque and screws thus obtained Expired FR1357086A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR925537A FR1357086A (en) 1963-02-21 1963-02-21 Method of manufacturing screws with high loosening torque and screws thus obtained

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR925537A FR1357086A (en) 1963-02-21 1963-02-21 Method of manufacturing screws with high loosening torque and screws thus obtained

Publications (1)

Publication Number Publication Date
FR1357086A true FR1357086A (en) 1964-04-03

Family

ID=8797553

Family Applications (1)

Application Number Title Priority Date Filing Date
FR925537A Expired FR1357086A (en) 1963-02-21 1963-02-21 Method of manufacturing screws with high loosening torque and screws thus obtained

Country Status (1)

Country Link
FR (1) FR1357086A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2402099A1 (en) * 1977-09-01 1979-03-30 Bauer Gmbh & Co Carl LOCKING TEETH THREADED ELEMENT
FR2655396A1 (en) * 1989-12-05 1991-06-07 Rapid Sa Anti-fraud device for fixing a casing to a support using a screw
FR2994368A1 (en) * 2012-08-03 2014-02-07 Legrand France Electrical box i.e. distribution box for housing e.g. circuit breaker, has braking element to cooperate with post for tightening of screw on contact portion of housing, so as to brake rotation of screw while allowing unscrewing of screw
CN108160826A (en) * 2018-02-09 2018-06-15 浙江俊荣五金工业有限公司 For the molding die of trigonodont self-tapping screw

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2402099A1 (en) * 1977-09-01 1979-03-30 Bauer Gmbh & Co Carl LOCKING TEETH THREADED ELEMENT
FR2655396A1 (en) * 1989-12-05 1991-06-07 Rapid Sa Anti-fraud device for fixing a casing to a support using a screw
FR2994368A1 (en) * 2012-08-03 2014-02-07 Legrand France Electrical box i.e. distribution box for housing e.g. circuit breaker, has braking element to cooperate with post for tightening of screw on contact portion of housing, so as to brake rotation of screw while allowing unscrewing of screw
CN108160826A (en) * 2018-02-09 2018-06-15 浙江俊荣五金工业有限公司 For the molding die of trigonodont self-tapping screw
CN108160826B (en) * 2018-02-09 2024-09-24 浙江俊荣五金工业有限公司 Forming die for triangular tooth drilling tail screw

Similar Documents

Publication Publication Date Title
CH476926A (en) Drill screw and method of manufacturing this screw
CH386182A (en) Self-tapping screw and method of manufacturing this screw
FR1541778A (en) Captive screw and its manufacturing process
FR1477140A (en) Tapping screw and its manufacturing process
FR1104782A (en) Self-locking screw and its manufacturing process
FR1502769A (en) Method of manufacturing multi-shell tanks and tanks thus obtained
FR1501567A (en) Finned member and its manufacturing process
CH381475A (en) Manufacturing process of a grooved screw and screw obtained by this process
FR1357086A (en) Method of manufacturing screws with high loosening torque and screws thus obtained
CH473416A (en) Slitless ferrule and method of manufacturing this ferrule
FR86716E (en) Manufacturing process for self-drilling anchors and anchors thus obtained
FR1507118A (en) electrode and method of manufacturing the same
FR1506655A (en) Manufacturing process of nitro-biphenyls and nitro-terphenyls
FR1380214A (en) Process for the manufacture of thin magnetizable layers and layers conforming to those thus obtained
FR1496985A (en) Manufacturing process of semiconductors provided with connecting conductors and semiconductors thus obtained
FR1325282A (en) Screwdriver and its manufacturing process
FR1482415A (en) Self-tapping screw or the like and method of manufacture thereof
FR1531988A (en) Manufacturing process of bearings and bearings thus obtained
FR1492244A (en) Manufacturing process of panels and panels thus obtained
FR1424442A (en) Notch strain transducer and method of manufacturing this transducer
FR1357768A (en) Manufacturing process of conveyor screws
FR1380182A (en) lock nut and method of manufacturing this nut
FR1506193A (en) Threaded connection and method of its manufacture
FR1352717A (en) Seven-strand cable and its manufacturing process
FR1483647A (en) Process for manufacturing bimetallic bearings and bearings conforming to those thus obtained