ZA839333B - A screw - Google Patents

A screw

Info

Publication number
ZA839333B
ZA839333B ZA839333A ZA839333A ZA839333B ZA 839333 B ZA839333 B ZA 839333B ZA 839333 A ZA839333 A ZA 839333A ZA 839333 A ZA839333 A ZA 839333A ZA 839333 B ZA839333 B ZA 839333B
Authority
ZA
South Africa
Prior art keywords
screw
Prior art date
Application number
ZA839333A
Other languages
English (en)
Inventor
James Lawrence Seymour
George Edward Hardwick
Original Assignee
Gkn Screws Fasteners Ltd
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 Gkn Screws Fasteners Ltd filed Critical Gkn Screws Fasteners Ltd
Publication of ZA839333B publication Critical patent/ZA839333B/xx

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
    • F16B25/0015—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Geometry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Dispersion Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Connection Of Plates (AREA)
  • Joining Of Building Structures In Genera (AREA)
  • Transmission Devices (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
  • Materials For Medical Uses (AREA)
ZA839333A 1982-12-17 1983-12-15 A screw ZA839333B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8236024 1982-12-17

Publications (1)

Publication Number Publication Date
ZA839333B true ZA839333B (en) 1984-08-29

Family

ID=10535066

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA839333A ZA839333B (en) 1982-12-17 1983-12-15 A screw

Country Status (11)

Country Link
EP (1) EP0161250A1 (es)
KR (1) KR840007454A (es)
ES (1) ES285333Y (es)
GB (1) GB2131907B (es)
HK (1) HK77787A (es)
IT (2) IT8354049V0 (es)
NO (1) NO842746L (es)
NZ (1) NZ206599A (es)
SG (1) SG51387G (es)
WO (1) WO1984002380A1 (es)
ZA (1) ZA839333B (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT389923B (de) * 1988-01-29 1990-02-26 Sfs Stadler Ag Selbstbohrende und -gewindeschneidende schraube zum eindrehen in gasbeton
GB8912483D0 (en) * 1989-05-31 1989-07-19 Unifix Ltd A fastening device
US5244327A (en) * 1992-04-29 1993-09-14 Whitesell Neil L Trailer bed fastener
GB2325288A (en) * 1997-05-14 1998-11-18 Europ Ind Services Limited Threaded fastener, and method and rolling dies for making it
US6702537B2 (en) * 2001-01-12 2004-03-09 Illinois Tool Works Inc. High profile thread forming screw
DE10228505A1 (de) * 2002-06-20 2004-01-08 Swg Schraubenwerk Gaisbach Gmbh Holzbauschraube und Verfahren zu ihrer Herstellung
AU2010200536B2 (en) * 2010-02-12 2016-09-01 Illinois Tool Works Inc. Self-drilling screw
ITTV20120113A1 (it) * 2012-06-12 2013-12-13 Scarpa Calzaturificio Spa Scarpone da sci

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2350346A (en) * 1943-04-14 1944-06-06 Clifford R Gaskell Self-tapping screw
FR1440812A (fr) * 1965-04-22 1966-06-03 Visserie Boulonnerie Japy Soc Vis notamment pour panneaux en matière reconstituée
GB1233175A (es) * 1967-07-10 1971-05-26
ES182479Y (es) * 1972-03-15 1974-04-01 Tornillo para madera.
US3937119A (en) * 1974-12-23 1976-02-10 Illinois Tool Works, Inc. Masonry anchor device
DE3003280A1 (de) * 1980-01-30 1981-08-06 Frank 5758 Fröndenberg Knoche Selbstschneidende bzw. selbstfurchende schraube
FR2526498B1 (fr) * 1982-05-10 1986-01-03 Canalisations Ste Gle Lyre de fixation rapide de profiles tubulaires dans des materiaux friables

Also Published As

Publication number Publication date
NZ206599A (en) 1985-08-16
EP0161250A1 (en) 1985-11-21
ES285333Y (es) 1989-08-01
KR840007454A (ko) 1984-12-07
NO842746L (no) 1984-07-05
SG51387G (en) 1987-08-28
GB2131907A (en) 1984-06-27
ES285333U (es) 1985-09-01
HK77787A (en) 1987-10-30
WO1984002380A1 (en) 1984-06-21
IT8354049V0 (it) 1983-12-16
GB8331727D0 (en) 1984-01-04
GB2131907B (en) 1986-10-29
IT8368312A0 (it) 1983-12-16

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