IT1136732B - Vite autotrapanante - Google Patents

Vite autotrapanante

Info

Publication number
IT1136732B
IT1136732B IT22274/81A IT2227481A IT1136732B IT 1136732 B IT1136732 B IT 1136732B IT 22274/81 A IT22274/81 A IT 22274/81A IT 2227481 A IT2227481 A IT 2227481A IT 1136732 B IT1136732 B IT 1136732B
Authority
IT
Italy
Prior art keywords
self
snapping screw
snapping
screw
Prior art date
Application number
IT22274/81A
Other languages
English (en)
Other versions
IT8122274A0 (it
Inventor
Harald Kollmann
Original Assignee
Itw Ateco Gmbh
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 Itw Ateco Gmbh filed Critical Itw Ateco Gmbh
Publication of IT8122274A0 publication Critical patent/IT8122274A0/it
Application granted granted Critical
Publication of IT1136732B publication Critical patent/IT1136732B/it

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
    • F16B25/0031—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 screw being designed to be screwed into different materials, e.g. a layered structure or through metallic and wooden parts
    • 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
    • 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
IT22274/81A 1980-06-13 1981-06-12 Vite autotrapanante IT1136732B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3022187A DE3022187C2 (de) 1980-06-13 1980-06-13 Bohrschraube

Publications (2)

Publication Number Publication Date
IT8122274A0 IT8122274A0 (it) 1981-06-12
IT1136732B true IT1136732B (it) 1986-09-03

Family

ID=6104531

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22274/81A IT1136732B (it) 1980-06-13 1981-06-12 Vite autotrapanante

Country Status (11)

Country Link
US (1) US4425066A (it)
JP (1) JPS5733209A (it)
AU (1) AU7131281A (it)
CA (1) CA1166877A (it)
CH (1) CH646231A5 (it)
DE (1) DE3022187C2 (it)
ES (1) ES258959Y (it)
FR (1) FR2484569B1 (it)
GB (1) GB2077645B (it)
IT (1) IT1136732B (it)
SE (1) SE453772B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ202991A (en) * 1982-02-05 1985-11-08 Usm Corp Rotary threaded drilling and thread-forming screw with radiused drag surfaces in drilling portion
DE3481211D1 (de) * 1983-10-14 1990-03-08 Alfons Knoche Universalschraube.
US4781506A (en) * 1984-10-05 1988-11-01 W. A. Deutsher Pty. Ltd. Self-drilling screw
GB2233920A (en) * 1989-07-18 1991-01-23 Sandvik Ltd Fluted drill
FI110575B (fi) * 2001-05-16 2003-02-28 Inion Ltd Työkalu kierteytettyjen kirurgisten reikien tekemiseksi
US20040096293A1 (en) * 2002-09-19 2004-05-20 Mitek Holdings, Inc. Truss screw
US6935824B2 (en) * 2003-04-29 2005-08-30 Edmund A. Nowak, Jr. Tamper resistant screw
US7425112B2 (en) * 2003-04-29 2008-09-16 Nowak Jr Edmund A Tamper resistant screw
DE202009001922U1 (de) 2009-02-27 2009-04-23 Scanu, Antonio Gewindeformende Schraube
WO2014116820A1 (en) 2013-01-25 2014-07-31 H J Fischer, Llc System and method for joining and hanging ducts
DE102014000940A1 (de) * 2014-01-23 2015-07-23 Sfs Intec Holding Ag Schraube, Befestigungsanordnung und Verwendung einer Schraube
US10660681B2 (en) * 2014-06-01 2020-05-26 Raycont Ltd. Universal implant-to-bone fixation system
US10337551B2 (en) * 2015-10-30 2019-07-02 Gard Specialists Co., Inc. Thread repair insert and method of use
JP2020527062A (ja) 2017-07-12 2020-09-03 レイコント リミテッド 骨固定具、キットおよび使用方法
US11768009B2 (en) 2019-12-05 2023-09-26 AR Developing, LLC HVAC duct connection system and flange

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2232336A (en) * 1938-07-18 1941-02-18 Meersteiner Frieda Fastening sorew
US2428783A (en) * 1944-04-13 1947-10-14 Edward J Cole Grip bolt
NL199167A (it) * 1954-08-09
DE1303320B (it) * 1962-11-26 Illinois Tool Works Inc
DE1400853B (de) * 1963-11-13 1970-03-12 Illinois Tool Works Inc., Chicago, 111. (V.St.A.) Schraube
DE6915322U (de) * 1969-04-16 1969-08-21 G K N Screws & Pasteners Ltd Selbstschneidende schraube
US3683436A (en) * 1970-01-22 1972-08-15 Textron Inc Method for making a drill screw with an extruded point
US3884117A (en) * 1971-04-07 1975-05-20 Star Expansion Ind Corp Drilling and tapping screw formation
DE2505994A1 (de) * 1975-02-13 1976-08-26 Gkn Screws Fasteners Ltd Verfahren zur herstellung eines selbst-bohrenden befestigungselements und selbst-bohrendes befestigungselement
US4147088A (en) * 1977-03-16 1979-04-03 Nl Industries, Inc. Drill screw
CH616211A5 (it) * 1977-10-06 1980-03-14 Terep Techn Res & Prod Eng Co
DE7923361U1 (de) * 1979-08-16 1981-01-29 Pruef- Und Forschungsinstitut Fuer Die Schuhherstellung, 6780 Pirmasens Vorrichtung zum Befestigen von Schuhabsätzen am Schuh

Also Published As

Publication number Publication date
SE8103714L (sv) 1981-12-14
CA1166877A (en) 1984-05-08
DE3022187C2 (de) 1983-08-11
ES258959Y (es) 1982-05-16
IT8122274A0 (it) 1981-06-12
JPS5733209A (en) 1982-02-23
GB2077645A (en) 1981-12-23
US4425066A (en) 1984-01-10
AU7131281A (en) 1981-12-17
DE3022187A1 (de) 1981-12-17
SE453772B (sv) 1988-02-29
CH646231A5 (fr) 1984-11-15
FR2484569B1 (fr) 1986-06-27
GB2077645B (en) 1984-02-22
ES258959U (es) 1981-11-16
FR2484569A1 (fr) 1981-12-18

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