BE530258A - - Google Patents

Info

Publication number
BE530258A
BE530258A BE530258DA BE530258A BE 530258 A BE530258 A BE 530258A BE 530258D A BE530258D A BE 530258DA BE 530258 A BE530258 A BE 530258A
Authority
BE
Belgium
Application number
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.)
Publication of BE530258A publication Critical patent/BE530258A/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
    • F16B25/0021—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 metal, e.g. sheet-metal or aluminium
    • 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
    • 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
    • F16B39/00—Locking of screws, bolts or nuts
    • F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
    • F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Surgical Instruments (AREA)
BE530258D 1953-07-09 BE530258A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US757763XA 1953-07-09 1953-07-09

Publications (1)

Publication Number Publication Date
BE530258A true BE530258A (en)

Family

ID=22127904

Family Applications (1)

Application Number Title Priority Date Filing Date
BE530258D BE530258A (en) 1953-07-09

Country Status (3)

Country Link
BE (1) BE530258A (en)
FR (1) FR1103831A (en)
GB (1) GB757763A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2725252A1 (en) * 1994-10-04 1996-04-05 Vynex Sa HEAD SCREW WITH SELF-DRILLING HEAD

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2871752A (en) * 1957-08-14 1959-02-03 Illinois Tool Works Screw having a drill point and serrated cutting edge
US3342234A (en) * 1966-02-09 1967-09-19 Lock Thread Corp Self-locking screw
US3856065A (en) * 1971-07-13 1974-12-24 J Gehring Locking screw
US3726330A (en) * 1971-07-28 1973-04-10 R Adler Screw fastener
US4238165A (en) * 1979-01-25 1980-12-09 Illinois Tool Works Inc. Fastener unit for clamping plastic workpieces
CA1184053A (en) * 1981-06-22 1985-03-19 Gerald D. Barth Sheet metal screw
DE29513571U1 (en) * 1995-08-24 1995-12-14 Hsu, Kuo-Tai, Tainan screw
DE19860085B4 (en) * 1998-12-17 2007-10-04 Böllhoff GmbH Self-tapping metallic threaded part

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2725252A1 (en) * 1994-10-04 1996-04-05 Vynex Sa HEAD SCREW WITH SELF-DRILLING HEAD
EP0705987A1 (en) * 1994-10-04 1996-04-10 Vynex S.A. Self-cutting drilled screw head

Also Published As

Publication number Publication date
GB757763A (en) 1956-09-26
FR1103831A (en) 1955-11-07

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