DK1795768T3 - Thread-tightening screw, especially concrete screw - Google Patents

Thread-tightening screw, especially concrete screw

Info

Publication number
DK1795768T3
DK1795768T3 DK06021822T DK06021822T DK1795768T3 DK 1795768 T3 DK1795768 T3 DK 1795768T3 DK 06021822 T DK06021822 T DK 06021822T DK 06021822 T DK06021822 T DK 06021822T DK 1795768 T3 DK1795768 T3 DK 1795768T3
Authority
DK
Denmark
Prior art keywords
screw
thread
especially concrete
tightening
tightening screw
Prior art date
Application number
DK06021822T
Other languages
Danish (da)
Inventor
Jan-Christian Becker
Marc Schaeffer
Raphael Dixa
Original Assignee
Fischerwerke Gmbh & Co 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 Fischerwerke Gmbh & Co Kg filed Critical Fischerwerke Gmbh & Co Kg
Application granted granted Critical
Publication of DK1795768T3 publication Critical patent/DK1795768T3/en

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
    • F16B25/001—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
    • F16B25/0026—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 a hard non-organic material, e.g. stone, concrete or drywall
    • 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
    • F16B25/0084—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 geometric details of the tip

Abstract

A thread (4) on a thread core (5) terminates in cuts (10) that form interruptions at the screw end. Grooves (9) running in the longitudinal direction of the screw are formed deeper than the thread and comprise the interruptions.
DK06021822T 2005-12-07 2006-10-18 Thread-tightening screw, especially concrete screw DK1795768T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102005058391A DE102005058391A1 (en) 2005-12-07 2005-12-07 Thread cutting screw, especially concrete screw

Publications (1)

Publication Number Publication Date
DK1795768T3 true DK1795768T3 (en) 2009-02-02

Family

ID=37814277

Family Applications (1)

Application Number Title Priority Date Filing Date
DK06021822T DK1795768T3 (en) 2005-12-07 2006-10-18 Thread-tightening screw, especially concrete screw

Country Status (8)

Country Link
EP (1) EP1795768B1 (en)
CN (1) CN1978924A (en)
AT (1) ATE409814T1 (en)
DE (2) DE102005058391A1 (en)
DK (1) DK1795768T3 (en)
ES (1) ES2314805T3 (en)
PL (1) PL1795768T3 (en)
TW (1) TW200724794A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008030097A1 (en) 2008-06-25 2010-02-18 Fischerwerke Gmbh & Co. Kg fastener
DE102008032533A1 (en) 2008-07-10 2010-01-14 Fischerwerke Gmbh & Co. Kg fastener
DE102009001815A1 (en) 2009-03-24 2010-10-07 Hilti Aktiengesellschaft Method for anchoring a fastening element in a mineral component and fastening element for mineral components
ITPV20100004A1 (en) * 2010-03-11 2011-09-12 Carlo Vittorio Sala ANTI-DRIED AND RELATIVE THREAD MOLDING MATRIX, FOR THE FORMATION OF THE THREAD IN THE MADREVITE, THROUGH A MECHANICAL LAMINATION TECHNIQUE WITHOUT THE REMOVAL OF MATERIAL
DE102010028824A1 (en) 2010-05-10 2011-11-10 Hilti Aktiengesellschaft Thread cutting concrete screw
DE102013203151A1 (en) * 2013-02-26 2014-08-28 Hilti Aktiengesellschaft concrete screw
DE102013203148A1 (en) * 2013-02-26 2014-08-28 Hilti Aktiengesellschaft Manufacturing process for screws and concrete screw
CN103452992B (en) * 2013-09-17 2016-01-20 上海美固澄梵紧固件有限公司 A kind of crab-bolt
SE538636C2 (en) * 2014-12-12 2016-10-04 Essve Produkter Ab Concrete screw
EP3130811A1 (en) * 2015-08-12 2017-02-15 HILTI Aktiengesellschaft Screw driving-in method
DE102019104783A1 (en) * 2019-02-26 2020-08-27 Adolf Würth GmbH & Co. KG Concrete screw
EP3760885A1 (en) * 2019-07-03 2021-01-06 Hilti Aktiengesellschaft Hammer-in concrete screw
DE102020108557A1 (en) * 2019-08-08 2021-02-11 Ludwig Hettich Holding Gmbh & Co. Kg System for fastening an anchor in a mineral substrate

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE970937C (en) * 1952-08-08 1958-11-13 N S F Nuernberger Schraubenfab Fixing screw with self-making thread
US3083609A (en) * 1959-05-28 1963-04-02 Gen Am Transport Self-tapping screw having its thread interrupted by longitudinally extending and circumferentially spacedapart flutes
FR1151215A (en) * 1956-04-30 1958-01-28 Gen Am Transport Tapping screw
US4673323A (en) * 1986-04-07 1987-06-16 Peter Russo Self tapping stud
DE3913299A1 (en) * 1989-04-22 1990-10-25 Itw Ateco Gmbh METHOD AND DEVICE FOR SHAPING A THREAD IN STONE OR CONCRETE
DE4108332C1 (en) * 1991-03-14 1992-08-13 Sfs Stadler Holding Ag, Heerbrugg, Ch
DE29704226U1 (en) * 1996-07-29 1997-05-28 Toge Duebel A Gerhard Kg Self-tapping screw, especially concrete screw
DE29812526U1 (en) * 1998-07-14 1999-11-25 Fischer Artur Werke Gmbh Thread forming screw
DE29917000U1 (en) * 1999-09-28 1999-12-23 Rensburg Markus Thread forming screw
AUPQ919200A0 (en) * 2000-08-04 2000-08-24 Hanstock Fasteners Pty Limited Improvements relating to screws for concrete and masonry
DE20115111U1 (en) * 2001-09-13 2001-11-29 Duve Umformtechnik Gmbh Thread forming screw
DE20120466U1 (en) * 2001-12-18 2002-05-02 Berner Gmbh Thread-forming screw for screwing directly into concrete, stone, masonry or the like.
WO2005021982A2 (en) * 2003-09-02 2005-03-10 Trufast Corporation Threaded fastener for use with composite materials

Also Published As

Publication number Publication date
EP1795768A1 (en) 2007-06-13
EP1795768B1 (en) 2008-10-01
ES2314805T3 (en) 2009-03-16
ATE409814T1 (en) 2008-10-15
PL1795768T3 (en) 2009-04-30
DE102005058391A1 (en) 2007-06-14
DE502006001669D1 (en) 2008-11-13
CN1978924A (en) 2007-06-13
TW200724794A (en) 2007-07-01

Similar Documents

Publication Publication Date Title
DK1795768T3 (en) Thread-tightening screw, especially concrete screw
BR0114221B1 (en) plaster composition, process for making a plaster composition, plasterboard and process for making plasterboard.
DK2251330T3 (en) 4-Hydroxybenzomorphans
ATE469307T1 (en) SCREW
ATE441556T1 (en) CRASH BOX
PL2012026T3 (en) Screw
NO20025872L (en) Connection with tapered threads
DE502004012389D1 (en) SURGICAL NAIL
DK1718876T3 (en) Thread-forming screw
DE60304748D1 (en) Self-drilling screw for use in steel construction
ATE499060T1 (en) BONE SCREW
ATE498072T1 (en) PROFILE CONNECTOR
CY1108772T1 (en) CYLINDER PROFILE WITH KEY
DE502005000484D1 (en) Self-tapping screw
FR2845027B1 (en) IMPROVEMENT IN DOMESTIC MACHINES USED FOR CUTTING SMALL WOOD BALLS
IT1319307B1 (en) PERFECTED THREADING TOOL
ES1056962Y (en) MACHINE FOR MANUFACTURING IN THE WORK OF CONCRETE CRADES.
PL2099594T3 (en) Construction tool, especially a grid-type plane, for working on plaster surfaces or plaster base surfaces
SE0402817D0 (en) Screw Nut Combination
ES1047166Y (en) SELF-DRILLING SCREW FOR FINE SHEETS.
ES1047516Y (en) PERFECTED SCREW, SELF-THREADING.
ES1045196Y (en) WINCH FOR THREADS AND SIMILAR.
ATE344888T1 (en) THREAD CUTTING SCREW
DE102004016019A1 (en) Surface alteration of the inner side of a wood saw involving increase in the surface useful useful in wine production, i.e. for development of specific wine odours
AT6679U3 (en) STRONG WOODEN CUTTING PLIERS WITH SPREADING WEDGE FOR CRANE OPERATION