BE863419A - Vis autotaraudeuse, son procede de fabrication et machoire de roulage pour la mise en oeuvre de ce procede - Google Patents

Vis autotaraudeuse, son procede de fabrication et machoire de roulage pour la mise en oeuvre de ce procede

Info

Publication number
BE863419A
BE863419A BE184713A BE184713A BE863419A BE 863419 A BE863419 A BE 863419A BE 184713 A BE184713 A BE 184713A BE 184713 A BE184713 A BE 184713A BE 863419 A BE863419 A BE 863419A
Authority
BE
Belgium
Prior art keywords
implementation
self
tapping screw
manufacturing process
rolling jaw
Prior art date
Application number
BE184713A
Other languages
English (en)
French (fr)
Original Assignee
Schumacher Wilhelm Kg
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 Schumacher Wilhelm Kg filed Critical Schumacher Wilhelm Kg
Publication of BE863419A publication Critical patent/BE863419A/xx

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0042Screws 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
    • F16B25/0047Screws 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21HMAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H3/00Making helical bodies or bodies having parts of helical shape
    • B21H3/02Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
    • B21H3/027Rolling of self-tapping screws
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0042Screws 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
    • F16B25/0052Screws 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)
  • Forging (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Pinball Game Machines (AREA)
  • Refuse Collection And Transfer (AREA)
  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
BE184713A 1977-01-28 1978-01-27 Vis autotaraudeuse, son procede de fabrication et machoire de roulage pour la mise en oeuvre de ce procede BE863419A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772703433 DE2703433A1 (de) 1977-01-28 1977-01-28 Gewindeformende schraube sowie verfahren zum herstellen derselben und walzbacke zur durchfuehrung des verfahrens

Publications (1)

Publication Number Publication Date
BE863419A true BE863419A (fr) 1978-05-16

Family

ID=5999735

Family Applications (1)

Application Number Title Priority Date Filing Date
BE184713A BE863419A (fr) 1977-01-28 1978-01-27 Vis autotaraudeuse, son procede de fabrication et machoire de roulage pour la mise en oeuvre de ce procede

Country Status (14)

Country Link
AT (1) AT362626B (US08142518-20120327-C00011.png)
BE (1) BE863419A (US08142518-20120327-C00011.png)
CH (1) CH632321A5 (US08142518-20120327-C00011.png)
DE (1) DE2703433A1 (US08142518-20120327-C00011.png)
DK (1) DK148545C (US08142518-20120327-C00011.png)
ES (1) ES238409Y (US08142518-20120327-C00011.png)
FI (1) FI68539C (US08142518-20120327-C00011.png)
FR (1) FR2378973A1 (US08142518-20120327-C00011.png)
GB (1) GB1568801A (US08142518-20120327-C00011.png)
IT (1) IT1092132B (US08142518-20120327-C00011.png)
NL (1) NL184127C (US08142518-20120327-C00011.png)
NO (1) NO146507C (US08142518-20120327-C00011.png)
PT (1) PT67580B (US08142518-20120327-C00011.png)
SE (1) SE434295B (US08142518-20120327-C00011.png)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4811585A (en) * 1986-04-02 1989-03-14 Nissan Motor Co., Ltd. Device for forming asymmetrical articles by rolling
GB8819820D0 (en) * 1988-08-20 1988-09-21 Tucker Fasteners Ltd Anchors for fixing to dense concrete masonry &c
DE4131165A1 (de) * 1991-09-19 1993-03-25 Schumacher Wilhelm Kg Gewindefurchende schraube sowie verfahren zum herstellen derselben und walzbacken zur durchfuehrung des verfahrens
DE102005041586A1 (de) 2005-09-01 2007-03-08 Ejot Gmbh & Co. Kg Gewindefurchende Schraube
DE202010015839U1 (de) * 2010-11-26 2011-02-24 Acument Gmbh & Co. Ohg Selbstsicherndes Gewinde
DE102020130085B3 (de) 2020-11-13 2022-04-28 Essence Method Refine Co., Ltd. Methode zur herstellung eines multifunktionellen befestigungselements

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1400838A1 (de) * 1961-04-03 1968-11-14 Jllinois Tool Works Inc Befestigungselement
US3426642A (en) * 1962-02-05 1969-02-11 Res Eng & Mfg Self-tapping screws with threadforming projections
GB1219237A (en) * 1969-04-08 1971-01-13 Leon Simons Vibration-resistant screw
ZA71559B (en) * 1970-01-30 1972-03-29 Nat Lead Co Thread-rolling method,thread-rolling dies,and method of manufacturing the dies
GB1308413A (en) * 1970-07-14 1973-02-21 Nl Industries Inc Vibration-resistant thread-forming screw
CA977192A (en) * 1972-05-24 1975-11-04 Usm Corporation Self tapping fastener and method and dies for making same
US3866509A (en) * 1973-08-22 1975-02-18 Mite Corp Self-tapping and self-retaining, screw thread insert
US3935785A (en) * 1974-01-03 1976-02-03 Rockford Headed Products, Inc. Thread swaging screw
US4046051A (en) * 1974-11-14 1977-09-06 Industrial Fasteners Corporation Thread forming screw

Also Published As

Publication number Publication date
DK148545B (da) 1985-07-29
DK24678A (da) 1978-07-29
NL184127C (nl) 1989-04-17
FI68539B (fi) 1985-06-28
DE2703433C2 (US08142518-20120327-C00011.png) 1988-11-03
PT67580A (de) 1978-02-01
NO146507B (no) 1982-07-05
FI68539C (fi) 1985-10-10
GB1568801A (en) 1980-06-04
FR2378973A1 (fr) 1978-08-25
ES238409U (es) 1978-11-16
IT1092132B (it) 1985-07-06
NO146507C (no) 1982-10-13
DE2703433A1 (de) 1978-12-07
DK148545C (da) 1986-04-07
FR2378973B1 (US08142518-20120327-C00011.png) 1985-01-04
NL7800519A (nl) 1978-08-01
FI780224A (fi) 1978-07-29
SE434295B (sv) 1984-07-16
ES238409Y (es) 1979-04-01
AT362626B (de) 1981-06-10
NL184127B (nl) 1988-11-16
SE7800519L (sv) 1978-07-29
IT7819638A0 (it) 1978-01-26
NO774469L (no) 1978-07-31
CH632321A5 (en) 1982-09-30
PT67580B (de) 1979-06-20
ATA59978A (de) 1980-10-15

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: WILHELM SCHUMACHER K.G.

Effective date: 19980127