BE623219A - Perfectionnements aux vis. - Google Patents

Perfectionnements aux vis.

Info

Publication number
BE623219A
BE623219A BE623219A BE623219A BE623219A BE 623219 A BE623219 A BE 623219A BE 623219 A BE623219 A BE 623219A BE 623219 A BE623219 A BE 623219A BE 623219 A BE623219 A BE 623219A
Authority
BE
Belgium
Prior art keywords
screws
Prior art date
Application number
BE623219A
Other languages
English (en)
Original Assignee
Guest
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 Guest filed Critical Guest
Publication of BE623219A publication Critical patent/BE623219A/fr

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
    • F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
    • F16B35/007—Removing paint or dirt layers covering the threaded part of nut-like members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H3/00—Making helical bodies or bodies having parts of helical shape
    • B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/56—Making machine elements screw-threaded elements
    • 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
    • F16B25/0042—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
    • F16B33/00—Features common to bolt and nut
    • F16B33/02—Shape of thread; Special thread-forms

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Forging (AREA)
  • Transmission Devices (AREA)
BE623219A 1961-10-04 1962-10-04 Perfectionnements aux vis. BE623219A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB35712/61A GB942417A (en) 1961-10-04 1961-10-04 Improvements relating to screws

Publications (1)

Publication Number Publication Date
BE623219A true BE623219A (fr) 1963-02-01

Family

ID=10380740

Family Applications (1)

Application Number Title Priority Date Filing Date
BE623219A BE623219A (fr) 1961-10-04 1962-10-04 Perfectionnements aux vis.

Country Status (5)

Country Link
US (1) US3183531A (fr)
BE (1) BE623219A (fr)
CH (1) CH381475A (fr)
GB (1) GB942417A (fr)
NL (1) NL283861A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1105275A (en) * 1965-11-23 1968-03-06 Normalized Bolts Ltd Screws
US4003287A (en) * 1975-07-08 1977-01-18 Yardley Products Corporation Insert of the self-tapping fluted type
US4601625A (en) * 1984-05-11 1986-07-22 Illinois Tool Works Inc. Self drilling threaded insert for drywall
IL72940A0 (en) * 1984-09-14 1984-12-31 Israel Yaniv Quick-action fastener
US5304024A (en) * 1991-03-18 1994-04-19 Adolf Wurth Gmbh & Co. Kg Screw, method and rolling die for the production thereof
US5320467A (en) * 1993-05-20 1994-06-14 General Electric Company Positive thread start fastener
US5692864A (en) * 1995-12-21 1997-12-02 K & R Industries, Inc. Self-threading anchor with spreadable leg portions joined by a frangible drill end portion
US8057147B2 (en) * 2008-07-03 2011-11-15 Illinois Tool Works Inc Self-drilling anchor
US7883307B2 (en) * 2009-02-27 2011-02-08 Illinois Tool Works Inc. Self-drilling fastener
DE102019001871A1 (de) * 2019-03-16 2020-09-17 Hydac Fluidtechnik Gmbh Verbindungsvorrichtung
CN112963427B (zh) * 2021-02-24 2022-12-06 苏州东标金属制品有限公司 一种具有压制螺纹的自锁防松螺栓、制造模具及制造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2347360A (en) * 1942-08-03 1944-04-25 American Screw Co Self-tapping screw
DE896037C (de) * 1951-04-21 1953-11-09 Lennewerk Altena G M B H Verfahren zur Herstellung von Befestigungsschrauben

Also Published As

Publication number Publication date
US3183531A (en) 1965-05-18
GB942417A (en) 1963-11-20
CH381475A (fr) 1964-08-31
NL283861A (fr)

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