PT72081B - Drill screw and cutters for making same - Google Patents

Drill screw and cutters for making same

Info

Publication number
PT72081B
PT72081B PT72081A PT7208180A PT72081B PT 72081 B PT72081 B PT 72081B PT 72081 A PT72081 A PT 72081A PT 7208180 A PT7208180 A PT 7208180A PT 72081 B PT72081 B PT 72081B
Authority
PT
Portugal
Prior art keywords
cutters
making same
drill screw
drill
screw
Prior art date
Application number
PT72081A
Other languages
English (en)
Portuguese (pt)
Other versions
PT72081A (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
Publication of PT72081A publication Critical patent/PT72081A/pt
Publication of PT72081B publication Critical patent/PT72081B/pt

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)
PT72081A 1979-11-26 1980-11-20 Drill screw and cutters for making same PT72081B (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
PT72081A PT72081A (en) 1980-12-01
PT72081B true PT72081B (en) 1981-11-02

Family

ID=22263470

Family Applications (1)

Application Number Title Priority Date Filing Date
PT72081A PT72081B (en) 1979-11-26 1980-11-20 Drill screw and cutters for making same

Country Status (24)

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

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 (ja) * 1990-07-23 1999-03-08 国分化学工業株式会社 ドリルねじ
CH686637A5 (de) * 1992-06-18 1996-05-15 Mungo Befestigungstech Ag Schraubhulse.
DE102016222937A1 (de) 2016-11-21 2018-05-24 Swg Schraubenwerk Gaisbach Gmbh Holzschraube und Verfahren zum Herstellen einer Holzschraube

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 (ja) * 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 (ja) * 1978-01-18 1986-01-10
JPS6128886Y2 (ja) * 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 (es) 1983-07-01
IT1134443B (it) 1986-08-13
GB2100157B (en) 1984-08-01
NL8006295A (nl) 1981-06-16
ES263215U (es) 1983-01-01
NO803548L (no) 1981-05-27
CA1175688A (en) 1984-10-09
ZA806860B (en) 1982-06-30
DK151590B (da) 1987-12-14
NZ195635A (en) 1986-03-14
GB2063731A (en) 1981-06-10
FI77094C (fi) 1989-01-10
FR2470281A1 (fr) 1981-05-29
MX171209B (es) 1993-10-07
JPS6255006B2 (ja) 1987-11-18
AU6422080A (en) 1981-06-04
CH640318A5 (fr) 1983-12-30
AU539311B2 (en) 1984-09-20
AR224552A1 (es) 1981-12-15
DE3044001C2 (ja) 1991-08-29
LU82954A1 (de) 1981-06-04
ATA572880A (de) 1985-11-15
PT72081A (en) 1980-12-01
MX152777A (es) 1986-05-21
GB2100157A (en) 1982-12-22
NO158554C (no) 1988-09-28
BE886331A (nl) 1981-05-25
IE802443L (en) 1981-05-26
FI77094B (fi) 1988-09-30
FR2470281B1 (fr) 1985-12-06
DE3044001A1 (de) 1981-06-04
GB2063731B (en) 1984-07-25
IT8026206A0 (it) 1980-11-25
IE51184B1 (en) 1986-10-29
JPS5686217A (en) 1981-07-13
NO158554B (no) 1988-06-20
SE8007945L (sv) 1981-05-27
DK151590C (da) 1988-05-30
DK502480A (da) 1981-05-27
GB2101022B (en) 1984-05-10
FI803666L (fi) 1981-05-27
AT380733B (de) 1986-06-25
BR8007606A (pt) 1981-06-02

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Legal Events

Date Code Title Description
MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19960531