SE8203861L - Borrskruv - Google Patents

Borrskruv

Info

Publication number: SE8203861L
Authority: SE; Sweden
Prior art keywords: burrs; chisel; cutting edges; drilling screw; drilling
Prior art date: 1981-06-30

Application number

SE8203861A

Other languages

English (en)

Other versions

SE458144B (sv

SE8203861D0 (sv

Inventor

H A 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.)

1981-06-30

Filing date

1982-06-22

Publication date

1982-12-31

1982-06-22 Application filed by Illinois Tool Works filed Critical Illinois Tool Works

1982-06-22 Publication of SE8203861D0 publication Critical patent/SE8203861D0/sv

1982-12-31 Publication of SE8203861L publication Critical patent/SE8203861L/sv

1989-02-27 Publication of SE458144B publication Critical patent/SE458144B/sv

Links

238000005553 drilling Methods 0.000 title abstract 2
230000001627 detrimental effect Effects 0.000 abstract 1
230000035515 penetration Effects 0.000 abstract 1
238000007747 plating Methods 0.000 abstract 1
230000001681 protective effect Effects 0.000 abstract 1

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
- F16B25/0036—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
- 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
- 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
- Y10T408/9095—Having peripherally spaced cutting edges with axially extending relief channel
- Y10T408/9097—Spiral channel

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Physics & Mathematics (AREA)
Geometry (AREA)
Drilling Tools (AREA)
Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Manufacture Of Wood Veneers (AREA)
Polishing Bodies And Polishing Tools (AREA)

SE8203861A 1981-06-30 1982-06-22 Borrskruv samt saett att tillverka denna SE458144B (sv)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/279,103 US4395173A (en)	1981-06-30	1981-06-30	Drill screw with protective burrs

Publications (3)

Publication Number	Publication Date
SE8203861D0 SE8203861D0 (sv)	1982-06-22
SE8203861L true SE8203861L (sv)	1982-12-31
SE458144B SE458144B (sv)	1989-02-27

Family

ID=23067645

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE8203861A SE458144B (sv)	1981-06-30	1982-06-22	Borrskruv samt saett att tillverka denna

Country Status (12)

Country	Link
US (1)	US4395173A (sv)
JP (1)	JPS588814A (sv)
AU (1)	AU548250B2 (sv)
CA (1)	CA1238507A (sv)
DE (1)	DE3223708A1 (sv)
ES (1)	ES272911Y (sv)
FI (1)	FI78343C (sv)
FR (1)	FR2508576B1 (sv)
GB (1)	GB2101019B (sv)
IT (1)	IT1154011B (sv)
NZ (1)	NZ200460A (sv)
SE (1)	SE458144B (sv)

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
US4692080A (en) *	1985-12-13	1987-09-08	Whyco Chromium Company, Inc.	Self drilling fasteners and process for making the same
US4713855A (en) *	1985-12-13	1987-12-22	Whyco Chromium Company, Inc.	Process for making self-drilling fasteners
US4730970A (en) *	1986-11-12	1988-03-15	Whyco Chromium Company	Selectively hardened self drilling fasteners
US4773111A (en) *	1986-11-12	1988-09-27	Whyco Chromium Company, Inc.	Selectively hardened self drilling fasteners and process for making the same
DE3738471A1 (de) *	1987-11-12	1989-05-24	Hilti Ag	Befestigungselement zum eintreiben in harte werkstoffe

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB191326071A (en) *	1913-11-13	1914-04-30	Heinrich Hempel	Improvements in Screws, Bolts, Nuts and other Screw Fastenings.
US3125923A (en) *	1962-11-26	1964-03-24		hanneman
US3738218A (en) *	1971-10-06	1973-06-12	Elco Industries Inc	Drilling and thread forming fastener
US3780389A (en) *	1971-10-06	1973-12-25	Elco Industries Inc	Method of manufacturing a self-drilling and self-tapping fastener
US3933075A (en) *	1973-08-08	1976-01-20	Elco Industries, Inc.	Self-drilling fastener and method of making same
CA1175688A (en) *	1979-11-26	1984-10-09	Illinois Tool Works Inc.	Drill screw and cutters for making same

1981
- 1981-06-30 US US06/279,103 patent/US4395173A/en not_active Expired - Lifetime
1982
- 1982-04-05 CA CA000400454A patent/CA1238507A/en not_active Expired
- 1982-04-23 AU AU82993/82A patent/AU548250B2/en not_active Ceased
- 1982-04-29 NZ NZ200460A patent/NZ200460A/en unknown
- 1982-05-19 FR FR8208794A patent/FR2508576B1/fr not_active Expired
- 1982-06-14 IT IT21845/82A patent/IT1154011B/it active
- 1982-06-22 SE SE8203861A patent/SE458144B/sv not_active IP Right Cessation
- 1982-06-25 DE DE19823223708 patent/DE3223708A1/de not_active Withdrawn
- 1982-06-25 GB GB08218549A patent/GB2101019B/en not_active Expired
- 1982-06-28 ES ES1982272911U patent/ES272911Y/es not_active Expired
- 1982-06-29 FI FI822309A patent/FI78343C/sv not_active IP Right Cessation
- 1982-06-30 JP JP57111861A patent/JPS588814A/ja active Granted

Also Published As

Publication number	Publication date
FI78343C (sv)	1989-07-10
FR2508576A1 (fr)	1982-12-31
NZ200460A (en)	1986-04-11
FR2508576B1 (fr)	1988-10-28
GB2101019B (en)	1984-12-19
ES272911Y (es)	1984-05-01
AU8299382A (en)	1983-01-06
ES272911U (es)	1983-11-01
DE3223708A1 (de)	1983-01-13
SE458144B (sv)	1989-02-27
US4395173A (en)	1983-07-26
SE8203861D0 (sv)	1982-06-22
AU548250B2 (en)	1985-12-05
FI822309A0 (fi)	1982-06-29
GB2101019A (en)	1983-01-12
CA1238507A (en)	1988-06-28
FI78343B (fi)	1989-03-31
JPH0241648B2 (sv)	1990-09-18
IT1154011B (it)	1987-01-21
IT8221845A0 (it)	1982-06-14
JPS588814A (ja)	1983-01-19
FI822309L (fi)	1982-12-31

Legal Events

Date

Code

Title

Description

1995-01-31

NUG

Patent has lapsed

Ref document number: 8203861-3

Effective date: 19910131

Format of ref document f/p: F

Publication	Publication Date	Title
GB2319547B (en)	2000-12-20	Drilling tool with blades with secondary cutting edges and drillings removal tunnels for drillings generated by the cutting edges
BE898975A (fr)	1984-06-18	Outil a lames et lames pour cet outil
ATE106985T1 (de)	1994-06-15	Gesteinsbohrer.
ATE310600T1 (de)	2005-12-15	Bohrwerkzeugzusammenbau
SE8404027L (sv)	1986-02-09	Installationsborr
ATE242418T1 (de)	2003-06-15	Gesteinsbohrwerkzeug
GB842133A (en)	1960-07-20	Metal cutting tools
DE3483299D1 (de)	1990-10-31	Schneidwerkzeug.
GB1233953A (sv)	1971-06-03
SE8203861D0 (sv)	1982-06-22	Borrskruv
US2176265A (en)	1939-10-17	Tool
ES241716U (es)	1979-05-01	Herramienta taladradora para taladros en material metalico macizo de piezas de trabajo.
US3706504A (en)	1972-12-19	Spiral drill having unequal cutting faces
DE59107963D1 (de)	1996-08-01	Hartmetall. bzw. hartstoffbestückte Bohr-, Meissel-und Trennwerkzeuge
US3909896A (en)	1975-10-07	Cutting tool for parting or grooving a workpiece
ES264709U (es)	1982-11-16	"plaquita de corte para mecanizado por desprendimiento de viruta".
US2780858A (en)	1957-02-12	Reinforced cutting tool
JPS56146604A (en)	1981-11-14	Cutting tool
GB870902A (en)	1961-06-21	Improvements relating to cutting, drilling or boring tools
GB1295438A (sv)	1972-11-08
DE59405217D1 (de)	1998-03-12	Bohrstift
US2044353A (en)	1936-06-16	Hardfaced underreamer cutter and method of forming the same
RU1810469C (ru)	1993-04-23	Буровое резцовое долото
Martynenko	1982	The Effect of the Curvilinearity of Tool Cutting Edges on Cutting Forces
SU975208A1 (ru)	1982-11-23	Способ обработки резанием