IT950918B - Vite perforante ed alesatrice - Google Patents

Vite perforante ed alesatrice

Info

Publication number
IT950918B
IT950918B IT22616/72A IT2261672A IT950918B IT 950918 B IT950918 B IT 950918B IT 22616/72 A IT22616/72 A IT 22616/72A IT 2261672 A IT2261672 A IT 2261672A IT 950918 B IT950918 B IT 950918B
Authority
IT
Italy
Prior art keywords
drilling
boring screw
boring
screw
Prior art date
Application number
IT22616/72A
Other languages
English (en)
Original Assignee
Illinois Tool Works
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 Illinois Tool Works filed Critical Illinois Tool Works
Application granted granted Critical
Publication of IT950918B publication Critical patent/IT950918B/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
    • F16B25/10—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws
    • F16B25/103—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws by means of a drilling screw-point, i.e. with a cutting and material removing action
    • 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
    • F16B25/0089—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw the screw having wings
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T408/00—Cutting by use of rotating axially moving tool
    • Y10T408/89—Tool or Tool with support
    • Y10T408/905—Having stepped cutting edges
    • Y10T408/906—Axially spaced

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Drilling Tools (AREA)
IT22616/72A 1971-03-31 1972-03-30 Vite perforante ed alesatrice IT950918B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12982971A 1971-03-31 1971-03-31

Publications (1)

Publication Number Publication Date
IT950918B true IT950918B (it) 1973-06-20

Family

ID=22441791

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22616/72A IT950918B (it) 1971-03-31 1972-03-30 Vite perforante ed alesatrice

Country Status (6)

Country Link
US (1) US3699841A (it)
CA (1) CA942977A (it)
FR (1) FR2131756A5 (it)
GB (1) GB1351411A (it)
IT (1) IT950918B (it)
SE (1) SE378888B (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA738037B (en) * 1972-10-30 1975-07-30 Deutsher Pty Ltd Drill screw
CA1013975A (en) * 1973-10-30 1977-07-19 Robert N. Wilson Fasteners
US3982464A (en) * 1975-08-28 1976-09-28 Illinois Tool Works Inc. Drilling and reaming
US4347027A (en) * 1976-03-29 1982-08-31 Illinois Tool Works Inc. Drill screw
AT350334B (de) * 1977-01-19 1979-05-25 Sfs Stadler Ag Selbstbohrende schraube
JPS6128886Y2 (it) * 1978-02-20 1986-08-27
AT369871B (de) * 1980-09-30 1983-02-10 Sfs Stadler Ag Selbstbohrende schraube
JPH041371Y2 (it) * 1987-02-16 1992-01-17
US5046905A (en) * 1989-07-06 1991-09-10 Emhart Inc. Winged drill screw
US5489177A (en) * 1994-06-08 1996-02-06 Crest Products, Inc. Fastener assembly with axially captivated washer
JP2003042122A (ja) * 2001-07-27 2003-02-13 Yao Seibyou Kk 木ねじ
US6887023B1 (en) * 2003-12-19 2005-05-03 Ying-Kung Lu Screw with protruding sheets on head portion
CN101443562B (zh) * 2006-05-19 2011-01-26 Itw澳大利亚控股有限公司 间隙孔切削螺钉
AU2007201924B2 (en) * 2006-05-19 2010-08-12 Illinois Tool Works Inc. Screw
US10473137B2 (en) * 2016-10-07 2019-11-12 Illinois Tool Works Inc. Winged threaded fastener
EP3760884A1 (de) * 2019-07-03 2021-01-06 Hilti Aktiengesellschaft Trockenbauschraube
US11598362B2 (en) * 2019-09-19 2023-03-07 Ideal Fasterners Pty Ltd. Screw fasteners for use in building construction

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US252704A (en) * 1882-01-24 Combined drill and countersink
US2372719A (en) * 1943-06-01 1945-04-03 Douglas H Freese Countersinking drill
US2389909A (en) * 1944-01-17 1945-11-27 Hofbauer Frank Rotary cutting tool
DE1506798A1 (it) * 1966-04-14

Also Published As

Publication number Publication date
DE2215359A1 (de) 1972-10-05
CA942977A (en) 1974-03-05
GB1351411A (en) 1974-05-01
SE378888B (it) 1975-09-15
FR2131756A5 (it) 1972-11-10
DE2215359B2 (de) 1975-09-04
US3699841A (en) 1972-10-24

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