GB1380857A - Screws and method of fitting - Google Patents

Screws and method of fitting

Info

Publication number
GB1380857A
GB1380857A GB1891473A GB1891473A GB1380857A GB 1380857 A GB1380857 A GB 1380857A GB 1891473 A GB1891473 A GB 1891473A GB 1891473 A GB1891473 A GB 1891473A GB 1380857 A GB1380857 A GB 1380857A
Authority
GB
United Kingdom
Prior art keywords
fitting
screw
screws
grooves
hole
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
Application number
GB1891473A
Other languages
English (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.)
TDK Micronas GmbH
ITT Inc
Original Assignee
Deutsche ITT Industries GmbH
ITT Industries Inc
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 Deutsche ITT Industries GmbH, ITT Industries Inc filed Critical Deutsche ITT Industries GmbH
Publication of GB1380857A publication Critical patent/GB1380857A/en
Expired 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
    • F16B37/00—Nuts or like thread-engaging members
    • F16B37/005—Nuts or like thread-engaging members into which threads are cut during screwing
    • 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
    • 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
    • F16B25/0052—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 having indentations, notches or the like in order to improve the cutting behaviour
    • 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
    • F16B25/0078—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw with a shaft of non-circular cross-section or other special geometric features of the shaft

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)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Screw Conveyors (AREA)
GB1891473A 1972-05-04 1973-04-19 Screws and method of fitting Expired GB1380857A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT6838272A IT960373B (it) 1972-05-04 1972-05-04 Procedimento per l accoppiamento di viti di materiale plastico con sedi non filettate pure di materia le plastico

Publications (1)

Publication Number Publication Date
GB1380857A true GB1380857A (en) 1975-01-15

Family

ID=11309204

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1891473A Expired GB1380857A (en) 1972-05-04 1973-04-19 Screws and method of fitting

Country Status (5)

Country Link
DE (1) DE2317736A1 (enExample)
ES (1) ES414427A1 (enExample)
FR (1) FR2183513A5 (enExample)
GB (1) GB1380857A (enExample)
IT (1) IT960373B (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2240828A (en) * 1990-02-09 1991-08-14 Itw De France Installation of a fastener in a support
GB2244318A (en) * 1990-05-25 1991-11-27 Glo Flo Products Screw-threadable nuts and bolts
US10851824B2 (en) 2016-02-03 2020-12-01 Böllhoff Verbindungstechnik GmbH Plastic thread element and connection assembly consisting of a plastic carrier part and a plastic thread part

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4768910A (en) * 1986-03-31 1988-09-06 Jack Rath Threaden pin with swagable collar
EP0568060A3 (en) * 1992-05-01 1994-12-21 Minnesota Mining & Mfg Bosses for screws in a cassette having ribbed walls.
DE4227272A1 (de) * 1992-08-18 1994-02-24 Boellhoff & Co Verwendung eines Befestigungselements aus Kunststoff
DE29614210U1 (de) * 1996-08-16 1996-10-02 C.S. Freizeitgeräte Christel Schäferjohann, 32805 Horn-Bad Meinberg Spielgerät
DE102004021484B4 (de) * 2004-04-30 2018-11-29 Böllhoff Verbindungstechnik GmbH Verfahren zum Herstellen einer Verbindungsanordnung
DE102014004306A1 (de) * 2014-03-26 2015-10-01 Elringklinger Ag Befestigungselement aus Kunststoff mit selbstschneidendem und sicherndem Gewinde für Bauteile

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2240828A (en) * 1990-02-09 1991-08-14 Itw De France Installation of a fastener in a support
GB2240828B (en) * 1990-02-09 1993-08-04 Itw De France Two-part fixing for mounting a workpiece to a support
GB2244318A (en) * 1990-05-25 1991-11-27 Glo Flo Products Screw-threadable nuts and bolts
GB2244318B (en) * 1990-05-25 1993-12-22 Glo Flo Products Self threading fasteners
US10851824B2 (en) 2016-02-03 2020-12-01 Böllhoff Verbindungstechnik GmbH Plastic thread element and connection assembly consisting of a plastic carrier part and a plastic thread part

Also Published As

Publication number Publication date
AU5509473A (en) 1974-11-07
FR2183513A5 (enExample) 1973-12-14
DE2317736A1 (de) 1973-11-15
IT960373B (it) 1973-11-20
ES414427A1 (es) 1976-02-01

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Legal Events

Date Code Title Description
PS Patent sealed
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee