AT380733B - DRILLING SCREW AND MILLING TO MAKE IT - Google Patents

DRILLING SCREW AND MILLING TO MAKE IT

Info

Publication number
AT380733B
AT380733B AT0572880A AT572880A AT380733B AT 380733 B AT380733 B AT 380733B AT 0572880 A AT0572880 A AT 0572880A AT 572880 A AT572880 A AT 572880A AT 380733 B AT380733 B AT 380733B
Authority
AT
Austria
Prior art keywords
milling
make
drilling screw
drilling
screw
Prior art date
Application number
AT0572880A
Other languages
German (de)
Other versions
ATA572880A (en
Inventor
Henry Anton Sygnator
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
Publication of ATA572880A publication Critical patent/ATA572880A/en
Application granted granted Critical
Publication of AT380733B publication Critical patent/AT380733B/en

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C5/00—Milling-cutters
    • B23C5/02—Milling-cutters characterised by the shape of the cutter
    • B23C5/12—Cutters specially designed for producing particular profiles
    • B23C5/14—Cutters specially designed for producing particular profiles essentially comprising curves
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Drilling Tools (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Milling Processes (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Dental Preparations (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Dowels (AREA)
  • Forging (AREA)
AT0572880A 1979-11-26 1980-11-24 DRILLING SCREW AND MILLING TO MAKE IT AT380733B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9746079A 1979-11-26 1979-11-26

Publications (2)

Publication Number Publication Date
ATA572880A ATA572880A (en) 1985-11-15
AT380733B true AT380733B (en) 1986-06-25

Family

ID=22263470

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0572880A AT380733B (en) 1979-11-26 1980-11-24 DRILLING SCREW AND MILLING TO MAKE IT

Country Status (24)

Country Link
JP (1) JPS5686217A (en)
AR (1) AR224552A1 (en)
AT (1) AT380733B (en)
AU (1) AU539311B2 (en)
BE (1) BE886331A (en)
BR (1) BR8007606A (en)
CA (1) CA1175688A (en)
CH (1) CH640318A5 (en)
DE (1) DE3044001A1 (en)
DK (1) DK151590C (en)
ES (1) ES263215Y (en)
FI (1) FI77094C (en)
FR (1) FR2470281B1 (en)
GB (3) GB2101022B (en)
IE (1) IE51184B1 (en)
IT (1) IT1134443B (en)
LU (1) LU82954A1 (en)
MX (2) MX171209B (en)
NL (1) NL8006295A (en)
NO (1) NO158554C (en)
NZ (1) NZ195635A (en)
PT (1) PT72081B (en)
SE (1) SE8007945L (en)
ZA (1) ZA806860B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4565475A (en) * 1979-11-26 1986-01-21 Illinois Tool Works Inc. Drill point milling machine and method
GB2100628B (en) * 1981-06-25 1985-04-11 Shinjo Seisakusho Yk A drill screw
US4395173A (en) * 1981-06-30 1983-07-26 Illinois Tool Works Inc. Drill screw with protective burrs
JP2865823B2 (en) * 1990-07-23 1999-03-08 国分化学工業株式会社 Drill screw
CH686637A5 (en) * 1992-06-18 1996-05-15 Mungo Befestigungstech Ag Schraubhulse.
DE102016222937A1 (en) 2016-11-21 2018-05-24 Swg Schraubenwerk Gaisbach Gmbh Wood screw and method of making a wood screw

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1294268A (en) * 1915-08-26 1919-02-11 Edward C Holmes Screw-spike.
US2479730A (en) * 1944-05-10 1949-08-23 Lockheed Aircraft Corp Screw
GB788745A (en) * 1955-05-18 1958-01-08 Ronald Fredrick Cox Improved twist drill
GB911025A (en) * 1959-10-30 1962-11-21 Gunther Claas Method for the production of cutting tools
US3463045A (en) * 1966-05-10 1969-08-26 Illinois Tool Works Drilling screw
GB1283834A (en) * 1970-04-23 1972-08-02 Le Metallichesky Zd Im Xxii Si Milling cutters
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
FR2174350A5 (en) * 1972-02-29 1973-10-12 Gresset Andre
US3933075A (en) * 1973-08-08 1976-01-20 Elco Industries, Inc. Self-drilling fastener and method of making same
GB1574126A (en) * 1977-02-21 1980-09-03 Grinding Aids Ltd Cutting tool for a mchine tool
US4147088A (en) * 1977-03-16 1979-04-03 Nl Industries, Inc. Drill screw
JPS61567Y2 (en) * 1978-01-18 1986-01-10
JPS6128886Y2 (en) * 1978-02-20 1986-08-27
US4295768A (en) * 1979-09-21 1981-10-20 Usm Corporation Chip breaker screws

Also Published As

Publication number Publication date
GB2101022A (en) 1983-01-12
ES263215Y (en) 1983-07-01
IT1134443B (en) 1986-08-13
GB2100157B (en) 1984-08-01
NL8006295A (en) 1981-06-16
ES263215U (en) 1983-01-01
NO803548L (en) 1981-05-27
CA1175688A (en) 1984-10-09
ZA806860B (en) 1982-06-30
DK151590B (en) 1987-12-14
NZ195635A (en) 1986-03-14
GB2063731A (en) 1981-06-10
FI77094C (en) 1989-01-10
FR2470281A1 (en) 1981-05-29
MX171209B (en) 1993-10-07
JPS6255006B2 (en) 1987-11-18
AU6422080A (en) 1981-06-04
CH640318A5 (en) 1983-12-30
AU539311B2 (en) 1984-09-20
AR224552A1 (en) 1981-12-15
DE3044001C2 (en) 1991-08-29
LU82954A1 (en) 1981-06-04
PT72081B (en) 1981-11-02
ATA572880A (en) 1985-11-15
PT72081A (en) 1980-12-01
MX152777A (en) 1986-05-21
GB2100157A (en) 1982-12-22
NO158554C (en) 1988-09-28
BE886331A (en) 1981-05-25
IE802443L (en) 1981-05-26
FI77094B (en) 1988-09-30
FR2470281B1 (en) 1985-12-06
DE3044001A1 (en) 1981-06-04
GB2063731B (en) 1984-07-25
IT8026206A0 (en) 1980-11-25
IE51184B1 (en) 1986-10-29
JPS5686217A (en) 1981-07-13
NO158554B (en) 1988-06-20
SE8007945L (en) 1981-05-27
DK151590C (en) 1988-05-30
DK502480A (en) 1981-05-27
GB2101022B (en) 1984-05-10
FI803666L (en) 1981-05-27
BR8007606A (en) 1981-06-02

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
EK Proclamation as to paragraph 128 patent law (reinstatement after erroneous invalidation by the patent office)
ELJ Ceased due to non-payment of the annual fee