DE3044001C2 - - Google Patents

Info

Publication number
DE3044001C2
DE3044001C2 DE3044001A DE3044001A DE3044001C2 DE 3044001 C2 DE3044001 C2 DE 3044001C2 DE 3044001 A DE3044001 A DE 3044001A DE 3044001 A DE3044001 A DE 3044001A DE 3044001 C2 DE3044001 C2 DE 3044001C2
Authority
DE
Germany
Prior art keywords
self
drilling screw
screw according
flute
cutting
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE3044001A
Other languages
German (de)
English (en)
Other versions
DE3044001A1 (de
Inventor
Henry Anton Arlington Heights Ill. Us Sygnator
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Illinois Tool Works Inc
Original Assignee
Illinois Tool Works Inc
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 Inc filed Critical Illinois Tool Works Inc
Publication of DE3044001A1 publication Critical patent/DE3044001A1/de
Application granted granted Critical
Publication of DE3044001C2 publication Critical patent/DE3044001C2/de
Granted legal-status Critical Current

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
DE19803044001 1979-11-26 1980-11-20 Selbstbohrende befestigungsvorrichtung und fraeser zu ihrer herstellung Granted DE3044001A1 (de)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DE3044001A1 DE3044001A1 (de) 1981-06-04
DE3044001C2 true DE3044001C2 (zh) 1991-08-29

Family

ID=22263470

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803044001 Granted DE3044001A1 (de) 1979-11-26 1980-11-20 Selbstbohrende befestigungsvorrichtung und fraeser zu ihrer herstellung

Country Status (24)

Country Link
JP (1) JPS5686217A (zh)
AR (1) AR224552A1 (zh)
AT (1) AT380733B (zh)
AU (1) AU539311B2 (zh)
BE (1) BE886331A (zh)
BR (1) BR8007606A (zh)
CA (1) CA1175688A (zh)
CH (1) CH640318A5 (zh)
DE (1) DE3044001A1 (zh)
DK (1) DK151590C (zh)
ES (1) ES263215Y (zh)
FI (1) FI77094C (zh)
FR (1) FR2470281B1 (zh)
GB (3) GB2100157B (zh)
IE (1) IE51184B1 (zh)
IT (1) IT1134443B (zh)
LU (1) LU82954A1 (zh)
MX (2) MX152777A (zh)
NL (1) NL8006295A (zh)
NO (1) NO158554C (zh)
NZ (1) NZ195635A (zh)
PT (1) PT72081B (zh)
SE (1) SE8007945L (zh)
ZA (1) ZA806860B (zh)

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 (zh) * 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 (zh) * 1978-01-18 1986-01-10
JPS6128886Y2 (zh) * 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
PT72081B (en) 1981-11-02
JPS5686217A (en) 1981-07-13
IT1134443B (it) 1986-08-13
IE51184B1 (en) 1986-10-29
NO803548L (no) 1981-05-27
IT8026206A0 (it) 1980-11-25
BE886331A (nl) 1981-05-25
SE8007945L (sv) 1981-05-27
GB2101022B (en) 1984-05-10
DK502480A (da) 1981-05-27
GB2063731A (en) 1981-06-10
LU82954A1 (de) 1981-06-04
PT72081A (en) 1980-12-01
ES263215U (es) 1983-01-01
JPS6255006B2 (zh) 1987-11-18
CA1175688A (en) 1984-10-09
FI77094B (fi) 1988-09-30
FI77094C (fi) 1989-01-10
FR2470281A1 (fr) 1981-05-29
BR8007606A (pt) 1981-06-02
GB2100157B (en) 1984-08-01
NL8006295A (nl) 1981-06-16
NZ195635A (en) 1986-03-14
ZA806860B (en) 1982-06-30
MX171209B (es) 1993-10-07
AU539311B2 (en) 1984-09-20
NO158554C (no) 1988-09-28
NO158554B (no) 1988-06-20
AT380733B (de) 1986-06-25
GB2100157A (en) 1982-12-22
GB2101022A (en) 1983-01-12
DK151590B (da) 1987-12-14
CH640318A5 (fr) 1983-12-30
ATA572880A (de) 1985-11-15
GB2063731B (en) 1984-07-25
AU6422080A (en) 1981-06-04
MX152777A (es) 1986-05-21
ES263215Y (es) 1983-07-01
IE802443L (en) 1981-05-26
DE3044001A1 (de) 1981-06-04
FR2470281B1 (fr) 1985-12-06
DK151590C (da) 1988-05-30
AR224552A1 (es) 1981-12-15
FI803666L (fi) 1981-05-27

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Legal Events

Date Code Title Description
8128 New person/name/address of the agent

Representative=s name: HAUCK, H., DIPL.-ING. DIPL.-WIRTSCH.-ING., 8000 MU

8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee