DK0560789T3 - Forbedret fastgørelse. - Google Patents

Forbedret fastgørelse.

Info

Publication number
DK0560789T3
DK0560789T3 DK91919296.3T DK91919296T DK0560789T3 DK 0560789 T3 DK0560789 T3 DK 0560789T3 DK 91919296 T DK91919296 T DK 91919296T DK 0560789 T3 DK0560789 T3 DK 0560789T3
Authority
DK
Denmark
Prior art keywords
improved fastening
fastening
improved
Prior art date
Application number
DK91919296.3T
Other languages
Danish (da)
English (en)
Inventor
Charles Bickford
Original Assignee
Charles Bickford
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
Priority claimed from GB909027192A external-priority patent/GB9027192D0/en
Priority claimed from GB919114048A external-priority patent/GB9114048D0/en
Application filed by Charles Bickford filed Critical Charles Bickford
Application granted granted Critical
Publication of DK0560789T3 publication Critical patent/DK0560789T3/da

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
    • F16B25/0057—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 screw having distinct axial zones, e.g. multiple axial thread sections with different pitch or thread cross-sections
    • 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
    • F16B25/001—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
    • F16B25/0042—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
    • F16B25/0068—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 with multiple-threads, e.g. a double thread 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
    • F16B2200/00—Constructional details of connections not covered for in other groups of this subclass
    • F16B2200/79—Friction-reducing coatings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Dowels (AREA)
DK91919296.3T 1990-12-14 1991-10-09 Forbedret fastgørelse. DK0560789T3 (da)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB909027192A GB9027192D0 (en) 1990-12-14 1990-12-14 Improved lightweight block fixing
GB919114048A GB9114048D0 (en) 1990-08-16 1991-06-28 Improved masonry fixing
GB9120729A GB2252381B (en) 1990-12-14 1991-09-30 Improved fixing

Publications (1)

Publication Number Publication Date
DK0560789T3 true DK0560789T3 (da) 1997-10-13

Family

ID=27265403

Family Applications (1)

Application Number Title Priority Date Filing Date
DK91919296.3T DK0560789T3 (da) 1990-12-14 1991-10-09 Forbedret fastgørelse.

Country Status (6)

Country Link
EP (1) EP0560789B1 (fr)
AU (1) AU677568B2 (fr)
DE (1) DE69125289T2 (fr)
DK (1) DK0560789T3 (fr)
GB (1) GB2252381B (fr)
WO (1) WO1992010688A1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2323648A (en) * 1997-03-25 1998-09-30 Mai Sys Uk Ltd Adhesively secured bolt and method of manufacture
GB9826978D0 (en) * 1998-12-08 1999-02-03 P A Fixings Ltd Improved fixing device & method
US6129730A (en) * 1999-02-10 2000-10-10 Depuy Acromed, Inc. Bi-fed offset pitch bone screw
EP1208087B1 (fr) 1999-07-06 2003-05-14 Eli Lilly And Company Promedicaments diesters de decahydroisoquinoleine 3-acide carboxilique
US7070376B1 (en) 1999-12-14 2006-07-04 Simpson Strong-Tie Company, Inc. Self-drilling, self-anchoring fastener for concrete
DE10242247A1 (de) * 2002-09-12 2004-03-25 Thomas Bredel Regalsystem und Verfahren zur Herstellung eines Regals
NL1025021C2 (nl) 2003-12-15 2004-09-22 Borgh B V Bevestigingsmiddel.
DE102009001815A1 (de) 2009-03-24 2010-10-07 Hilti Aktiengesellschaft Verfahren zur Verankerung eines Befestigungselementes in einem mineralischen Bauteil sowie Befestigungselement für mineralische Bauteile
US9475109B2 (en) 2013-12-31 2016-10-25 Simpson Strong-Tie Company, Inc. Method of manufacturing a hollow externally threaded fastener
DE102016105622B4 (de) 2016-03-24 2022-01-13 Ludwig Hettich Holding Gmbh & Co. Kg Verfahren zur Herstellung eines Schraubankers mit einem metrischen Anschlussgewinde
DE202017104918U1 (de) 2017-08-16 2017-10-23 Pfeifer Holding Gmbh & Co. Kg Zugstab oder Druckstab mit korrosionsbeständigen Gewindeflanken
DE102020210921A1 (de) * 2020-08-28 2022-03-03 Toge Dübel Gmbh & Co. Kg Verfahren zum Setzen eines Ankerelements sowie Anordnung mit einem derartigen Ankerelement in einem Werkstoff
DE102020122776A1 (de) 2020-09-01 2022-03-03 Fischerwerke Gmbh & Co. Kg Betonschraube und Verfahren zur Herstellung der Betonschraube

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1809758A (en) * 1926-07-23 1931-06-09 Rosenberg Heyman Fastener
DE2256938C3 (de) * 1972-11-21 1985-10-03 Upat Gmbh & Co, 7830 Emmendingen Einsatzhülse für Gipswände o.dgl.
US4103422A (en) * 1975-03-07 1978-08-01 Oratronics, Inc. Threaded self-tapping endodontic stabilizer
GB2042120B (en) * 1979-02-10 1983-07-20 Gutshall C E Long-pitsch crest thread
DE3615271A1 (de) * 1986-05-06 1987-11-12 Thomas Mueller Schraube fuer kunststoff-spreizduebel

Also Published As

Publication number Publication date
GB2252381B (en) 1995-08-09
EP0560789B1 (fr) 1997-03-19
GB9120729D0 (en) 1991-11-13
DE69125289D1 (de) 1997-04-24
GB2252381A (en) 1992-08-05
WO1992010688A1 (fr) 1992-06-25
EP0560789A1 (fr) 1993-09-22
AU677568B2 (en) 1997-05-01
DE69125289T2 (de) 1997-10-30
AU8662991A (en) 1992-07-08

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