GB0026973D0 - Thjreaded fasteners - Google Patents

Thjreaded fasteners

Info

Publication number
GB0026973D0
GB0026973D0 GB0026973A GB0026973A GB0026973D0 GB 0026973 D0 GB0026973 D0 GB 0026973D0 GB 0026973 A GB0026973 A GB 0026973A GB 0026973 A GB0026973 A GB 0026973A GB 0026973 D0 GB0026973 D0 GB 0026973D0
Authority
GB
United Kingdom
Prior art keywords
thjreaded
fasteners
thjreaded fasteners
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.)
Withdrawn
Application number
GB0026973A
Other versions
GB2356028A (en
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB0026973D0 publication Critical patent/GB0026973D0/en
Publication of GB2356028A publication Critical patent/GB2356028A/en
Withdrawn legal-status Critical Current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
    • 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
    • F16B25/0063—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 with a non-threaded portion on the shaft of the screw
    • 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
    • F16B25/0015—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 soft organic material, e.g. wood or plastic
    • 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
    • F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
    • F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
    • F16B35/041—Specially-shaped shafts

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Joining Of Building Structures In Genera (AREA)
GB0026973A 1999-11-05 2000-11-06 Threaded fasteners Withdrawn GB2356028A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9926193A GB9926193D0 (en) 1999-11-05 1999-11-05 Self-start thread fixing

Publications (2)

Publication Number Publication Date
GB0026973D0 true GB0026973D0 (en) 2000-12-20
GB2356028A GB2356028A (en) 2001-05-09

Family

ID=10863989

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9926193A Ceased GB9926193D0 (en) 1999-11-05 1999-11-05 Self-start thread fixing
GB0026973A Withdrawn GB2356028A (en) 1999-11-05 2000-11-06 Threaded fasteners

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9926193A Ceased GB9926193D0 (en) 1999-11-05 1999-11-05 Self-start thread fixing

Country Status (1)

Country Link
GB (2) GB9926193D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITUD20010165A1 (en) 2001-10-09 2003-04-09 Sedie Friuli Di Fornasarig Srl FASTENING SCREW

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB842365A (en) * 1955-12-22 1960-07-27 Richard Francis Crean Improvements in and relating to screws
GB1479600A (en) * 1973-11-13 1977-07-13 British Screw Co Ltd Threaded fastener and method and tool for inserting same
JPH0716090Y2 (en) * 1989-09-12 1995-04-12 山喜産業株式会社 Tapping screw
US5540531A (en) * 1993-02-24 1996-07-30 Olympic Manufacturing Group, Inc. Panel fastener
DE19532874A1 (en) * 1995-09-06 1997-03-13 Az Ausruest Zubehoer Gmbh Thread forming connector
US5779417A (en) * 1997-05-12 1998-07-14 Illinois Tool Works Inc. Fastener having primary and secondary threads

Also Published As

Publication number Publication date
GB2356028A (en) 2001-05-09
GB9926193D0 (en) 2000-01-12

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)