SE414818B - Sjelvgengande skruv och sett for dess tillverkning - Google Patents

Sjelvgengande skruv och sett for dess tillverkning

Info

Publication number
SE414818B
SE414818B SE7512754A SE7512754A SE414818B SE 414818 B SE414818 B SE 414818B SE 7512754 A SE7512754 A SE 7512754A SE 7512754 A SE7512754 A SE 7512754A SE 414818 B SE414818 B SE 414818B
Authority
SE
Sweden
Prior art keywords
manufacturing
automatic screw
automatic
screw
Prior art date
Application number
SE7512754A
Other languages
English (en)
Other versions
SE7512754L (sv
Inventor
L J Lovisek
Original Assignee
Industrial Fasteners 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 Industrial Fasteners Corp filed Critical Industrial Fasteners Corp
Publication of SE7512754L publication Critical patent/SE7512754L/sv
Publication of SE414818B publication Critical patent/SE414818B/sv

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
    • F16B25/0036—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)
  • Forging (AREA)
  • Transmission Devices (AREA)
  • Dowels (AREA)
SE7512754A 1974-11-14 1975-11-13 Sjelvgengande skruv och sett for dess tillverkning SE414818B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US52368974A 1974-11-14 1974-11-14
US05/614,179 US4046051A (en) 1974-11-14 1975-09-17 Thread forming screw

Publications (2)

Publication Number Publication Date
SE7512754L SE7512754L (sv) 1976-05-17
SE414818B true SE414818B (sv) 1980-08-18

Family

ID=27061222

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7512754A SE414818B (sv) 1974-11-14 1975-11-13 Sjelvgengande skruv och sett for dess tillverkning

Country Status (9)

Country Link
US (1) US4046051A (sv)
AT (1) AT345040B (sv)
CH (1) CH606839A5 (sv)
DE (1) DE2550817A1 (sv)
FR (1) FR2291397A1 (sv)
GB (1) GB1494015A (sv)
NL (1) NL7513258A (sv)
NO (1) NO140313C (sv)
SE (1) SE414818B (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104006061A (zh) * 2013-02-21 2014-08-27 Gen株式公司 四角格子结构型嵌件螺母及其制造方法

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2703433A1 (de) * 1977-01-28 1978-12-07 Schumacher Wilhelm Kg Gewindeformende schraube sowie verfahren zum herstellen derselben und walzbacke zur durchfuehrung des verfahrens
DE3046692C2 (de) * 1980-12-11 1986-01-23 Kamax-Werke Rudolf Kellermann Gmbh & Co Kg, 3360 Osterode Gewindefurchende Schraube
DE3911300C1 (en) * 1989-04-07 1990-08-16 Peri Gmbh, 7912 Weissenhorn, De Spindle unit, in particular for shuttering construction work
FR2683275B1 (fr) * 1991-11-06 1995-03-03 Itw De France Element d'assemblage.
US5570983A (en) * 1994-09-27 1996-11-05 Hollander; Andrew A. Reduced-friction screw
US6371709B1 (en) 1997-11-10 2002-04-16 Hanstock Fasteners Pty Limited Screws and threadforms
EP0958072A4 (en) * 1997-11-10 2010-06-30 Ajax Cooke Pty Ltd IMPROVEMENTS TO SCREWS AND THREADS
DE19831338C2 (de) * 1998-07-13 2003-06-18 Sepitec Foundation Vaduz Knochenschraube
JP3436724B2 (ja) * 1999-09-27 2003-08-18 株式会社メイドー ボルトおよび該ボルトの製造方法
DE102007000828A1 (de) * 2007-10-08 2009-04-09 Hilti Aktiengesellschaft Befestigungselement
KR101493203B1 (ko) 2008-02-20 2015-02-13 가부시키가이샤 네지로 양나사체 및 암나사체
DE102013106758B4 (de) * 2013-06-27 2022-06-09 Aesculap Aktiengesellschaft Unrunde Pedikelschraube
CN104842026A (zh) * 2014-04-11 2015-08-19 圆兴(厦门)精密工具有限公司 双刃切削丝锥
GB2562457A (en) * 2017-03-10 2018-11-21 Metpro Ltd A screw

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2352982A (en) * 1942-06-25 1944-07-04 American Screw Co Screw for plastics
US3159842A (en) * 1959-04-14 1964-12-01 Neuschotz Robert Method of forming a self-tapping threaded element
GB1022355A (en) * 1962-08-31 1966-03-09 Res Eng & Mfg Self-tapping screw with lobular work-entering end and methods for manufacturing same
US3180126A (en) * 1962-11-14 1965-04-27 Textron Ind Inc Self-tapping screw and method of manufacture
US3295154A (en) * 1965-02-18 1967-01-03 Besly Welles Corp Metal swaging tool and method of seating and threading a thin walled cylinder in a hole
US3469491A (en) * 1966-05-10 1969-09-30 Eaton Yale & Towne Self-tapping screw
US3472119A (en) * 1966-06-29 1969-10-14 Hubbell Inc Harvey Thread forming screw and method of making same
BE756647A (fr) * 1968-11-08 1971-03-25 Keystone Consolidated Ind Inc Vis taraudeuse.
US3633455A (en) * 1970-02-13 1972-01-11 Textron Inc Self-thread-forming fastener with easy thread pickup
US3772720A (en) * 1970-04-11 1973-11-20 Res Engine Manuf Inc Method for making a thread forming member
US3683437A (en) * 1971-08-26 1972-08-15 Eugene R Larson Method of making a self-thread forming fastener with easy thread pickup
US3878759A (en) * 1972-12-29 1975-04-22 Textron Inc Bi-lobular self-thread forming fastener

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104006061A (zh) * 2013-02-21 2014-08-27 Gen株式公司 四角格子结构型嵌件螺母及其制造方法
CN104006061B (zh) * 2013-02-21 2016-03-02 Gen株式公司 四角格子结构型嵌件螺母及其制造方法

Also Published As

Publication number Publication date
NO140313B (no) 1979-04-30
NL7513258A (nl) 1976-05-18
ATA831875A (de) 1977-12-15
NO753781L (sv) 1976-05-18
AT345040B (de) 1978-08-25
US4046051A (en) 1977-09-06
DE2550817A1 (de) 1976-05-20
CH606839A5 (sv) 1978-11-15
FR2291397A1 (fr) 1976-06-11
GB1494015A (en) 1977-12-07
SE7512754L (sv) 1976-05-17
NO140313C (no) 1979-08-08

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