AT362626B - Gewindeformende schraube sowie verfahren zum herstellen derselben - Google Patents

Gewindeformende schraube sowie verfahren zum herstellen derselben

Info

Publication number
AT362626B
AT362626B AT59978A AT59978A AT362626B AT 362626 B AT362626 B AT 362626B AT 59978 A AT59978 A AT 59978A AT 59978 A AT59978 A AT 59978A AT 362626 B AT362626 B AT 362626B
Authority
AT
Austria
Prior art keywords
thread
producing
same
forming screw
screw
Prior art date
Application number
AT59978A
Other languages
English (en)
Other versions
ATA59978A (de
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
Priority to AT438579A priority Critical patent/AT366606B/de
Publication of ATA59978A publication Critical patent/ATA59978A/de
Application granted granted Critical
Publication of AT362626B publication Critical patent/AT362626B/de

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
    • 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
    • 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
    • F16B25/0036—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)
  • Forging (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Pinball Game Machines (AREA)
  • Refuse Collection And Transfer (AREA)
  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
AT59978A 1977-01-28 1978-01-27 Gewindeformende schraube sowie verfahren zum herstellen derselben AT362626B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT438579A AT366606B (de) 1977-01-28 1979-06-21 Walzbacken zum herstellen einer gewindeformenden schraube

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 (2)

Publication Number Publication Date
ATA59978A ATA59978A (de) 1980-10-15
AT362626B true AT362626B (de) 1981-06-10

Family

ID=5999735

Family Applications (1)

Application Number Title Priority Date Filing Date
AT59978A AT362626B (de) 1977-01-28 1978-01-27 Gewindeformende schraube sowie verfahren zum herstellen derselben

Country Status (14)

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

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
IT7819638A0 (it) 1978-01-26
NL184127C (nl) 1989-04-17
NL7800519A (nl) 1978-08-01
FR2378973B1 (de) 1985-01-04
SE7800519L (sv) 1978-07-29
ES238409Y (es) 1979-04-01
IT1092132B (it) 1985-07-06
NO146507C (no) 1982-10-13
DK148545C (da) 1986-04-07
FR2378973A1 (fr) 1978-08-25
SE434295B (sv) 1984-07-16
DK24678A (da) 1978-07-29
DE2703433A1 (de) 1978-12-07
ES238409U (es) 1978-11-16
NO146507B (no) 1982-07-05
NO774469L (no) 1978-07-31
GB1568801A (en) 1980-06-04
FI780224A (fi) 1978-07-29
NL184127B (nl) 1988-11-16
PT67580B (de) 1979-06-20
DK148545B (da) 1985-07-29
FI68539B (fi) 1985-06-28
ATA59978A (de) 1980-10-15
BE863419A (fr) 1978-05-16
DE2703433C2 (de) 1988-11-03
FI68539C (fi) 1985-10-10
CH632321A5 (en) 1982-09-30
PT67580A (de) 1978-02-01

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee
ELA Expired due to lapse of time