SE345977B - - Google Patents

Info

Publication number
SE345977B
SE345977B SE4011/66A SE401166A SE345977B SE 345977 B SE345977 B SE 345977B SE 4011/66 A SE4011/66 A SE 4011/66A SE 401166 A SE401166 A SE 401166A SE 345977 B SE345977 B SE 345977B
Authority
SE
Sweden
Application number
SE4011/66A
Inventor
J Turnbull
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
Priority claimed from US515524A external-priority patent/US3364963A/en
Application filed by Gkn Screws Fasteners Ltd filed Critical Gkn Screws Fasteners Ltd
Publication of SE345977B publication Critical patent/SE345977B/xx

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B23/00Specially shaped nuts or heads of bolts or screws for rotations by a tool
    • F16B23/0007Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool
    • F16B23/0023Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool substantially cross-shaped
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/001Screws 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
    • F16B25/0021Screws 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 metal, e.g. sheet-metal or aluminium
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0084Screws 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/10Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws
    • F16B25/106Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws by means of a self-piercing screw-point, i.e. without removing material

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Insertion Pins And Rivets (AREA)
  • Dowels (AREA)
  • Connection Of Plates (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
SE4011/66A 1965-10-27 1966-03-25 SE345977B (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US515524A US3364963A (en) 1964-07-08 1965-10-27 Tool for piercing and threading a workpiece

Publications (1)

Publication Number Publication Date
SE345977B true SE345977B (fr) 1972-06-19

Family

ID=24051713

Family Applications (1)

Application Number Title Priority Date Filing Date
SE4011/66A SE345977B (fr) 1965-10-27 1966-03-25

Country Status (4)

Country Link
ES (1) ES332800A2 (fr)
GB (1) GB1115989A (fr)
NO (1) NO117021B (fr)
SE (1) SE345977B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMC20070178A1 (it) * 2007-09-12 2009-03-13 V I C Viterie Italia Centrale Vite perforante ed autofilettante, particolarmente adatta per lamiere sottili.
CN113530947A (zh) * 2021-05-27 2021-10-22 赵磊 一种紧固螺钉

Also Published As

Publication number Publication date
NO117021B (fr) 1969-06-16
GB1115989A (en) 1968-06-06
ES332800A2 (es) 1967-07-16

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