FR1337952A - Outils à tarauder sans rainure et leurs procédés de fabrication - Google Patents

Outils à tarauder sans rainure et leurs procédés de fabrication

Info

Publication number
FR1337952A
FR1337952A FR908288A FR908288A FR1337952A FR 1337952 A FR1337952 A FR 1337952A FR 908288 A FR908288 A FR 908288A FR 908288 A FR908288 A FR 908288A FR 1337952 A FR1337952 A FR 1337952A
Authority
FR
France
Prior art keywords
groove
manufacturing processes
tapping tools
less
less tapping
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
FR908288A
Other languages
English (en)
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.)
General American Transportation Corp
Original Assignee
General American Transportation Corp
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 General American Transportation Corp filed Critical General American Transportation Corp
Priority to FR908288A priority Critical patent/FR1337952A/fr
Application granted granted Critical
Publication of FR1337952A publication Critical patent/FR1337952A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H3/00—Making helical bodies or bodies having parts of helical shape
    • B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
    • B21H3/027—Rolling of self-tapping screws
    • 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
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/001—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed
    • F16B25/0021—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed the material being metal, e.g. sheet-metal or aluminium
    • 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
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0042—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw
    • F16B25/0047—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw the ridge being characterised by its cross-section in the plane of the shaft axis
    • 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
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0042—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw
    • F16B25/0052—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw the ridge having indentations, notches or the like in order to improve the cutting behaviour

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
FR908288A 1961-10-25 1962-08-31 Outils à tarauder sans rainure et leurs procédés de fabrication Expired FR1337952A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR908288A FR1337952A (fr) 1961-10-25 1962-08-31 Outils à tarauder sans rainure et leurs procédés de fabrication

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14753561A 1961-10-25 1961-10-25
FR908288A FR1337952A (fr) 1961-10-25 1962-08-31 Outils à tarauder sans rainure et leurs procédés de fabrication

Publications (1)

Publication Number Publication Date
FR1337952A true FR1337952A (fr) 1963-09-20

Family

ID=26197335

Family Applications (1)

Application Number Title Priority Date Filing Date
FR908288A Expired FR1337952A (fr) 1961-10-25 1962-08-31 Outils à tarauder sans rainure et leurs procédés de fabrication

Country Status (1)

Country Link
FR (1) FR1337952A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2322351A1 (de) * 1972-05-24 1973-12-06 Usm Corp Selbstschneidendes gewinde-befestigungsglied sowie verfahren und gewinderollbackenpaar zu dessen herstellung
US5141376A (en) * 1992-02-03 1992-08-25 Emhart Inc. Self drilling screw
DE102022121435A1 (de) 2022-08-24 2024-02-29 Ejot Se & Co. Kg Schraube für die Direktverschraubung in ein Bauteil
DE102022121434A1 (de) 2022-08-24 2024-02-29 Ejot Se & Co. Kg Schraube für die Direktverschraubung in ein Bauteil

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2322351A1 (de) * 1972-05-24 1973-12-06 Usm Corp Selbstschneidendes gewinde-befestigungsglied sowie verfahren und gewinderollbackenpaar zu dessen herstellung
US5141376A (en) * 1992-02-03 1992-08-25 Emhart Inc. Self drilling screw
WO1993015327A1 (fr) * 1992-02-03 1993-08-05 Emhart Inc. Vis autoperceuse
DE102022121435A1 (de) 2022-08-24 2024-02-29 Ejot Se & Co. Kg Schraube für die Direktverschraubung in ein Bauteil
DE102022121434A1 (de) 2022-08-24 2024-02-29 Ejot Se & Co. Kg Schraube für die Direktverschraubung in ein Bauteil
WO2024042142A1 (fr) * 2022-08-24 2024-02-29 Ejot Se & Co. Kg Vis pour vissage direct dans un composant

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