IT1132874B - Vite foratrice e formatrice di filettatura con mezzi - Google Patents

Vite foratrice e formatrice di filettatura con mezzi

Info

Publication number
IT1132874B
IT1132874B IT24815/80A IT2481580A IT1132874B IT 1132874 B IT1132874 B IT 1132874B IT 24815/80 A IT24815/80 A IT 24815/80A IT 2481580 A IT2481580 A IT 2481580A IT 1132874 B IT1132874 B IT 1132874B
Authority
IT
Italy
Prior art keywords
threading machine
drilling screw
drilling
screw
threading
Prior art date
Application number
IT24815/80A
Other languages
English (en)
Other versions
IT8024815A0 (it
Inventor
Edwin John Skerski
Original Assignee
Usm Corp
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 Usm Corp filed Critical Usm Corp
Publication of IT8024815A0 publication Critical patent/IT8024815A0/it
Application granted granted Critical
Publication of IT1132874B publication Critical patent/IT1132874B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
    • B23P15/32—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools twist-drills
    • 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
    • F16B25/0084—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 geometric details of the tip
    • 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
    • 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
    • Y10T408/909—Having peripherally spaced cutting edges

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Drilling Tools (AREA)
  • Drilling And Boring (AREA)
  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
  • Connection Of Plates (AREA)
  • Forging (AREA)
  • Disintegrating Or Milling (AREA)
IT24815/80A 1979-09-21 1980-09-22 Vite foratrice e formatrice di filettatura con mezzi IT1132874B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/077,664 US4295768A (en) 1979-09-21 1979-09-21 Chip breaker screws

Publications (2)

Publication Number Publication Date
IT8024815A0 IT8024815A0 (it) 1980-09-22
IT1132874B true IT1132874B (it) 1986-07-09

Family

ID=22139370

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24815/80A IT1132874B (it) 1979-09-21 1980-09-22 Vite foratrice e formatrice di filettatura con mezzi

Country Status (17)

Country Link
US (1) US4295768A (it)
JP (1) JPS5652615A (it)
AU (1) AU535906B2 (it)
CA (1) CA1145600A (it)
CH (1) CH649136A5 (it)
DE (1) DE3034745A1 (it)
ES (1) ES495560A0 (it)
FR (1) FR2465915B1 (it)
GB (1) GB2058616B (it)
IE (1) IE50120B1 (it)
IT (1) IT1132874B (it)
MX (1) MX151407A (it)
MY (1) MY8600122A (it)
NZ (1) NZ194954A (it)
SE (1) SE443412B (it)
SG (1) SG91484G (it)
ZA (1) ZA805851B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1175688A (en) * 1979-11-26 1984-10-09 Illinois Tool Works Inc. Drill screw and cutters for making same
DE3170064D1 (en) * 1980-12-24 1985-05-23 Fuji Heavy Ind Ltd Router bit
JPS60179512A (ja) * 1984-02-24 1985-09-13 株式会社ヤマヒロ セルフドリリングネジ及びその転造ダイス
AT383400B (de) * 1985-10-24 1987-06-25 Sfs Stadler Ag Bohrschraube
GB2185915B (en) * 1986-01-09 1989-11-22 Usm Corp Groove point screw
US4725175A (en) * 1986-01-09 1988-02-16 Usm Corporation Groove point screw
JPS62188809A (ja) * 1986-02-12 1987-08-18 株式会社　丸エム製作所 ドリル螺子
US8021085B1 (en) * 2007-02-23 2011-09-20 Lance Nelson Engraving tool with a very strong cutter tip to reduce breakage
US9004835B2 (en) * 2010-02-19 2015-04-14 Nucor Corporation Weldless building structures
US8529178B2 (en) * 2010-02-19 2013-09-10 Nucor Corporation Weldless building structures
CA2964008C (en) 2016-05-02 2023-10-24 Nucor Corporation Double threaded standoff fastener

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1638230A (en) * 1925-12-28 1927-08-09 Delta Star Electric Co Clamping means
US2322894A (en) * 1939-06-29 1943-06-29 Rustless Iron & Steel Corp Twist drill
US2479730A (en) * 1944-05-10 1949-08-23 Lockheed Aircraft Corp Screw
US2404048A (en) * 1944-08-05 1946-07-16 Franklin G Gepfert Drill
US2572647A (en) * 1945-02-09 1951-10-23 Milford Rivet And Machine Comp Self-threading fastener
BE524021A (it) * 1951-10-12
US2981127A (en) * 1959-09-23 1961-04-25 Norfolk Products Corp Drill with chip remover
US2966081A (en) * 1959-03-18 1960-12-27 United Greenfield Corp Drill
NL137880C (it) * 1968-01-09
US3789725A (en) * 1971-10-06 1974-02-05 B Lindstrom Self-drilling and self-tapping fastener and method of manufacture thereof
US3786713A (en) * 1971-10-15 1974-01-22 Illinois Tool Works Chip breaker drill screw
DE2537446C3 (de) * 1975-08-22 1979-07-05 Fumio Osaka Hirabayashi (Japan) Selbstschneidende Blechschraube
US4147088A (en) * 1977-03-16 1979-04-03 Nl Industries, Inc. Drill screw
DE2913482A1 (de) * 1979-04-04 1980-10-16 Frank Knoche Selbstbohrende schraube

Also Published As

Publication number Publication date
NZ194954A (en) 1984-07-06
IE50120B1 (en) 1986-02-19
FR2465915A1 (fr) 1981-03-27
SG91484G (en) 1985-06-14
GB2058616B (en) 1983-01-19
CA1145600A (en) 1983-05-03
US4295768A (en) 1981-10-20
DE3034745A1 (de) 1981-04-02
AU6255280A (en) 1981-04-09
IE801915L (en) 1981-03-21
MY8600122A (en) 1986-12-31
MX151407A (es) 1984-11-14
JPS5652615A (en) 1981-05-11
ZA805851B (en) 1981-09-30
IT8024815A0 (it) 1980-09-22
AU535906B2 (en) 1984-04-12
GB2058616A (en) 1981-04-15
SE8006556L (sv) 1981-03-22
CH649136A5 (de) 1985-04-30
SE443412B (sv) 1986-02-24
FR2465915B1 (fr) 1986-02-28
ES8106195A1 (es) 1981-08-01
ES495560A0 (es) 1981-08-01

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