DE29917482U1 - Screw with a self-locking thread section - Google Patents

Screw with a self-locking thread section

Info

Publication number
DE29917482U1
DE29917482U1 DE29917482U DE29917482U DE29917482U1 DE 29917482 U1 DE29917482 U1 DE 29917482U1 DE 29917482 U DE29917482 U DE 29917482U DE 29917482 U DE29917482 U DE 29917482U DE 29917482 U1 DE29917482 U1 DE 29917482U1
Authority
DE
Germany
Prior art keywords
thread
screw
bends
screw according
self
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 - Lifetime
Application number
DE29917482U
Other languages
German (de)
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.)
SFS Group International AG
Original Assignee
SFS Industrie Holding AG
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 SFS Industrie Holding AG filed Critical SFS Industrie Holding AG
Priority to DE29917482U priority Critical patent/DE29917482U1/en
Priority to AT0066100U priority patent/AT4706U1/en
Publication of DE29917482U1 publication Critical patent/DE29917482U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • F16B39/30—Locking exclusively by special shape of the screw-thread

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (5)

1. Schraube mit einem selbsthemmenden Gewindeabschnitt, wobei das Gewinde an einer definierten Stelle mit einem Versatz versehen ist, durch den das Einschraub- und das Ausdrehmoment in be­ stimmbarer Weise erhöht ist, und wobei die Gewindegrate zweier benachbarter Gewindegänge in Achsrichtung der Schraube gesehen nach entgegengesetzten Richtungen mit einer Ausbiegung versehen, durchgehend ausgeführt sind und Begrenzungen eines gedachten Kreisbogens bilden, dadurch gekennzeichnet, dass die Ausbiegungen (9) der beiden Gewindegrate (7) Begrenzun­ gen des gleichen gedachten Kreisbogens bilden.1.Screw with a self-locking threaded section, the thread being provided at a defined point with an offset by which the screwing and unscrewing torque is increased in a determinable manner, and the thread ridges of two adjacent thread turns in the axial direction of the screw are opposite Provide directions with a bend, are continuous and form boundaries of an imaginary arc, characterized in that the bends ( 9 ) of the two thread ridges ( 7 ) form boundaries of the same imaginary arc. 2. Schraube nach Anspruch 1, dadurch gekennzeichnet, dass die Ausbiegungen (9) der Gewin­ degrate (7) bogenförmig in die Gewindegrate (7) der schraubenlinienförmig verlaufenden Gewin­ degänge (8) übergehen.2. Screw according to claim 1, characterized in that the bends ( 9 ) of the thread degrate ( 7 ) arc-shaped in the thread ridges ( 7 ) of the helically extending threads ( 8 ) pass. 3. Schraube nach Anspruch 1, dadurch gekennzeichnet, dass auf die Länge des Gewindes (2) gese­ hen zwei oder mehr als zwei Abschnitte mit Ausbiegungen (9) an benachbarten Gewindegängen (8) vorgesehen sind.3. Screw according to claim 1, characterized in that on the length of the thread ( 2 ) hen two or more than two sections with bends ( 9 ) are provided on adjacent threads ( 8 ). 4. Schraube nach Anspruch 3, dadurch gekennzeichnet, dass bei Anordnung von zwei oder mehr als zwei Abschnitten mit Ausbiegungen (9) an benachbarten Gewindegängen (8) diese winkelmäßig versetzt zueinander angeordnet sind.4. Screw according to claim 3, characterized in that when two or more than two sections with bends ( 9 ) are arranged on adjacent threads ( 8 ), these are angularly offset from one another. 5. Schraube nach Anspruch 3, dadurch gekennzeichnet, dass bei Anordnung von zwei oder mehr als zwei Abschnitten mit Ausbiegungen (9) an benachbarten Gewindegängen (8) eines Gewindeum­ laufes diese im gleichen Winkel versetzt zueinander angeordnet sind.5. Screw according to claim 3, characterized in that in the arrangement of two or more than two sections with bends ( 9 ) on adjacent threads ( 8 ) of a thread run these are offset from one another at the same angle.
DE29917482U 1999-10-04 1999-10-04 Screw with a self-locking thread section Expired - Lifetime DE29917482U1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE29917482U DE29917482U1 (en) 1999-10-04 1999-10-04 Screw with a self-locking thread section
AT0066100U AT4706U1 (en) 1999-10-04 2000-09-11 SCREW WITH A SELF-LOCKING THREADED SECTION

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29917482U DE29917482U1 (en) 1999-10-04 1999-10-04 Screw with a self-locking thread section

Publications (1)

Publication Number Publication Date
DE29917482U1 true DE29917482U1 (en) 2001-02-15

Family

ID=8079833

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29917482U Expired - Lifetime DE29917482U1 (en) 1999-10-04 1999-10-04 Screw with a self-locking thread section

Country Status (2)

Country Link
AT (1) AT4706U1 (en)
DE (1) DE29917482U1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012044343A1 (en) * 2010-10-01 2012-04-05 Raytheon Company Tool for deforming threads at a particular location on a fastener

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2349591A (en) * 1940-01-23 1944-05-23 Illinois Tool Works Self-locking screw device
US3523565A (en) * 1968-04-29 1970-08-11 Allied Prod Corp Self locking male threaded fastener
DE8202339U1 (en) * 1982-01-30 1983-07-28 Ernst Rosenbach Fertigungs- und Vertriebs-GmbH, 5880 Lüdenscheid screw
DE8319036U1 (en) * 1983-07-01 1983-11-10 Tweer & Lösenbeck GmbH & Co KG, 5880 Lüdenscheid Threaded screw
EP0217074A2 (en) * 1985-09-28 1987-04-08 RICHARD BERGNER GMBH & CO Thread-rolling die and a screw produced therewith
DE3811504C2 (en) * 1988-04-06 1990-12-20 Oberbergische Schraubenfabrik R.A. Juerges Gmbh & Co Kg, 5250 Engelskirchen, De
DE9017601U1 (en) * 1990-12-10 1991-06-27 Itw-Ateco Gmbh, 2000 Norderstedt, De

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2349591A (en) * 1940-01-23 1944-05-23 Illinois Tool Works Self-locking screw device
US3523565A (en) * 1968-04-29 1970-08-11 Allied Prod Corp Self locking male threaded fastener
DE8202339U1 (en) * 1982-01-30 1983-07-28 Ernst Rosenbach Fertigungs- und Vertriebs-GmbH, 5880 Lüdenscheid screw
DE8319036U1 (en) * 1983-07-01 1983-11-10 Tweer & Lösenbeck GmbH & Co KG, 5880 Lüdenscheid Threaded screw
EP0217074A2 (en) * 1985-09-28 1987-04-08 RICHARD BERGNER GMBH & CO Thread-rolling die and a screw produced therewith
DE3811504C2 (en) * 1988-04-06 1990-12-20 Oberbergische Schraubenfabrik R.A. Juerges Gmbh & Co Kg, 5250 Engelskirchen, De
DE9017601U1 (en) * 1990-12-10 1991-06-27 Itw-Ateco Gmbh, 2000 Norderstedt, De

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012044343A1 (en) * 2010-10-01 2012-04-05 Raytheon Company Tool for deforming threads at a particular location on a fastener
GB2498307A (en) * 2010-10-01 2013-07-10 Raytheon Co Tool for deforming threads at a particular location on a fastener
US8893593B2 (en) 2010-10-01 2014-11-25 Raytheon Company Tool for deforming threads at a particular location on a fastener
GB2498307B (en) * 2010-10-01 2015-09-02 Raytheon Co Tool for deforming threads at a particular location on a fastener

Also Published As

Publication number Publication date
AT4706U1 (en) 2001-10-25

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Legal Events

Date Code Title Description
R163 Identified publications notified
R207 Utility model specification

Effective date: 20010322

R150 Term of protection extended to 6 years

Effective date: 20021203

R081 Change of applicant/patentee

Owner name: SFS INTEC HOLDING AG, CH

Free format text: FORMER OWNER: SFS INDUSTRIE HOLDING AG, HEERBRUGG, CH

Effective date: 20030611

R151 Term of protection extended to 8 years

Effective date: 20051103

R152 Term of protection extended to 10 years

Effective date: 20071112

R071 Expiry of right