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DK134413B - Self-tapping screw. - Google Patents

Self-tapping screw.

Info

Publication number
DK134413B
DK134413B DK427361AA DK427361A DK134413B DK 134413 B DK134413 B DK 134413B DK 427361A A DK427361A A DK 427361AA DK 427361 A DK427361 A DK 427361A DK 134413 B DK134413 B DK 134413B
Authority
DK
Denmark
Prior art keywords
self
tapping screw
tapping
screw
Prior art date
Application number
DK427361AA
Other languages
Danish (da)
Other versions
DK134413C (en
Inventor
Harvey Fisk Phipard Jr
Original Assignee
Res Eng & Mfg
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 Res Eng & Mfg filed Critical Res Eng & Mfg
Publication of DK134413B publication Critical patent/DK134413B/en
Application granted granted Critical
Publication of DK134413C publication Critical patent/DK134413C/da

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
    • F16B25/0036—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0078—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw with a shaft of non-circular cross-section or other special geometric features of the shaft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H3/00—Making helical bodies or bodies having parts of helical shape
    • B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
    • B21H3/027—Rolling of self-tapping screws
    • 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
    • F16B25/0042—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 the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw
    • F16B25/0047—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 the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw the ridge being characterised by its cross-section in the plane of the shaft axis

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Forging (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Dowels (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Fodder In General (AREA)
DK427361AA 1961-06-27 1961-10-27 Self-tapping screw. DK134413B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US115846A US3195156A (en) 1961-06-27 1961-06-27 Method of producing thread swaging devices

Publications (2)

Publication Number Publication Date
DK134413B true DK134413B (en) 1976-11-01
DK134413C DK134413C (en) 1977-04-04

Family

ID=22363740

Family Applications (1)

Application Number Title Priority Date Filing Date
DK427361AA DK134413B (en) 1961-06-27 1961-10-27 Self-tapping screw.

Country Status (9)

Country Link
US (1) US3195156A (en)
AT (1) AT242447B (en)
BE (1) BE609563R (en)
CH (1) CH386182A (en)
DE (1) DE1400229C2 (en)
DK (1) DK134413B (en)
ES (1) ES271676A1 (en)
NO (1) NO115459B (en)
SE (1) SE341295B (en)

Families Citing this family (50)

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Publication number Priority date Publication date Assignee Title
US3263533A (en) * 1964-08-27 1966-08-02 Textron Ind Inc Screw extractor
US3295154A (en) * 1965-02-18 1967-01-03 Besly Welles Corp Metal swaging tool and method of seating and threading a thin walled cylinder in a hole
US3398625A (en) * 1965-10-22 1968-08-27 Robertson Mfg Co Self-tapping screw
US3318182A (en) * 1965-11-03 1967-05-09 Textron Ind Inc Self-thread-forming screw with drill point and method of making same
US3385340A (en) * 1966-04-22 1968-05-28 Lock Thread Corp Lock fastener
US3461470A (en) * 1966-07-07 1969-08-19 Fastron Co Thread-forming screw and method of making the same
US3681963A (en) * 1970-01-19 1972-08-08 Res Eng & Mfg Self-thread forming threaded fasteners and method and apparatus for making the same
US3803889A (en) * 1970-01-19 1974-04-16 Res Eng Mfg Inc Self-thread forming threaded fasteners and method for making same
US3772720A (en) * 1970-04-11 1973-11-20 Res Engine Manuf Inc Method for making a thread forming member
US3769103A (en) * 1971-03-25 1973-10-30 Res Eng & Mfg Method of heat treating articles
US3985172A (en) * 1971-06-17 1976-10-12 General Motors Corporation Panel extruding nut and assembly
US3802015A (en) * 1972-01-10 1974-04-09 Res Eng Mfg Inc Tap
US3818749A (en) * 1972-10-02 1974-06-25 Nl Industries Inc Thread rolling dies and method of manufacturing same
US3827331A (en) * 1972-11-01 1974-08-06 Res Eng & Mfg Self-extruding screw
AU475406B2 (en) * 1973-07-18 1976-01-08 W. A. Deutsher Proprietary Limited Self drilling screws
US3877339A (en) * 1973-12-07 1975-04-15 Res Eng & Mfg Lobular screw with means for improved stress distribution
US3875780A (en) * 1974-01-03 1975-04-08 Rockford Headed Products Method of making a thread forming screw
US3935785A (en) * 1974-01-03 1976-02-03 Rockford Headed Products, Inc. Thread swaging screw
NL160499B (en) * 1974-11-28 1979-06-15 Geffen Tech Adviesbureau Bv Mandrel FOR MAKING A HOLE ENCLOSED BY A COLLAR IN A METAL PLATE OR WALL OF A METAL TUBE.
US4040328A (en) * 1976-03-10 1977-08-09 Research Engineering & Manufacturing, Inc. Thread-forming fastener having dual lobulation and dies for making the same
US4106877A (en) * 1976-09-16 1978-08-15 Research Engineeering & Manufacturing, Inc. Lobular pin
EP0004541A1 (en) * 1978-02-17 1979-10-17 B E L I P A R, Société Anonyme Screw, especially thread forming screw and screw forming thread roll for this screw
US4194430A (en) * 1978-05-05 1980-03-25 Research Engineering & Manufacturing, Inc. Thread-forming screw with step taper
US4170050A (en) * 1978-06-07 1979-10-09 Groov-Pin Corporation Method of making lobular internally and externally threaded insert
US4235149A (en) * 1978-08-17 1980-11-25 Veldman Donald R Self-thread creating fastener and method and apparatus for making the same
US4480506A (en) * 1980-02-19 1984-11-06 Research Engineering & Manufacturing Apparatus for generating lobular polygonal forms
DE3046692C2 (en) * 1980-12-11 1986-01-23 Kamax-Werke Rudolf Kellermann Gmbh & Co Kg, 3360 Osterode Thread rolling screw
NL8100304A (en) * 1981-01-22 1982-08-16 Flowdrill Bv LIQUID DRILL FOR MAKING HOLES IN SHEETS.
US4353233A (en) * 1981-01-29 1982-10-12 Amca International Corporation Dies for making thread-forming fasteners
US4546639A (en) * 1983-09-26 1985-10-15 Colt Industries Operating Corp Thread rolling dies for forming self tapping screws and the like
FR2584464B1 (en) * 1985-07-05 1989-05-26 Laurent Sa THREADED ROD, SUCH AS A SCREW, AND ITS MANUFACTURING METHOD
US4862718A (en) * 1988-07-14 1989-09-05 Sps Technologies, Inc. Thread rolling dies
DE4015771A1 (en) * 1990-05-16 1991-11-28 Sfs Stadler Holding Ag Thread-forming screw system - has adhesive coating over at least part of its thread, with non-round cross section
US6547219B2 (en) 1991-01-10 2003-04-15 Tka Fabco Corp. Safety latch for a tire carrier and improvements therefor
CA2128280C (en) 1994-07-18 2002-01-01 Ludwig P. Dobmeier Safety latch for a tire carrier and improvements therefor
JP3046746B2 (en) * 1995-06-14 2000-05-29 ミネベア株式会社 Screw and screw manufacturing method
US6089806A (en) * 1999-01-25 2000-07-18 Conti Fasteners Blank for self-tapping fastener
US20090010734A1 (en) * 2006-03-16 2009-01-08 Channg Chin Industry Corp. Screw
DE102006058464B4 (en) * 2006-06-07 2011-02-24 Knipping Verbindungstechnik Gmbh screw
WO2009023166A2 (en) * 2007-08-13 2009-02-19 Research Engineering & Manufacturing, Inc. Thread locking/prevailing torque fastener and fastener assembly
DE102010000702A1 (en) * 2010-01-06 2011-07-07 Arnold Umformtechnik GmbH & Co. KG, 74670 Thread forming screw and its use
JP5083396B2 (en) * 2010-09-21 2012-11-28 株式会社ユニオン精密 Fastening screw manufacturing method
US10125805B2 (en) * 2015-04-21 2018-11-13 Sungwoo Hitech Co., Ltd Rivet screw drill
DE102015222281A1 (en) 2015-11-12 2017-05-18 Arnold Umformtechnik Gmbh & Co. Kg Thread forming screw
GB2564450B (en) * 2017-07-11 2022-07-20 Tite Range Dev Ltd A fastener
US11287223B2 (en) 2017-09-30 2022-03-29 Robert E. Stewart Mounting and fastening system mounting adapter
US11686337B2 (en) * 2018-12-31 2023-06-27 Robert E. Stewart Faceted lobular threads
USD906099S1 (en) * 2019-02-26 2020-12-29 Winter Equipment Company Carriage bolt
US12196241B2 (en) 2019-10-10 2025-01-14 Research Engineering & Manufacturing, Inc. Thread forming and thread locking fastener
US11125262B2 (en) * 2019-10-10 2021-09-21 Research Engineering & Manufacturing, Inc. Thread forming and thread locking fastener

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB187404271A (en) * 1874-12-11 1875-04-08
US1912517A (en) * 1929-03-28 1933-06-06 Roy H Smith Means for threading nut blanks
US1832167A (en) * 1930-04-21 1931-11-17 Waterbury Farrel Foundry Co Method for making nuts, bolt, rivet and screw blanks, and other articles
US2017341A (en) * 1931-12-28 1935-10-15 Nat Machinery Co Method of making blanks
US1987474A (en) * 1932-04-30 1935-01-08 Albert E Grant Screw
US2293930A (en) * 1939-06-17 1942-08-25 Groov Pin Corp Screw
US2314391A (en) * 1939-08-17 1943-03-23 New Process Screw Corp Screw and its method of manufacture
US2352982A (en) * 1942-06-25 1944-07-04 American Screw Co Screw for plastics
DE976767C (en) * 1944-02-05 1964-04-16 Guenther & Co Process for making taps
US2562516A (en) * 1945-12-07 1951-07-31 American Screw Co Threaded fastener
US2679774A (en) * 1945-12-28 1954-06-01 Russell Burdsall And Ward Bolt Method of making lock bolts
US2526802A (en) * 1948-11-26 1950-10-24 Nat Fastener Corp Slide fastener stop blank
US2764804A (en) * 1950-09-05 1956-10-02 Roberts Arness And Co Turbine blanks
US2846056A (en) * 1953-05-26 1958-08-05 Patents And Invest Ltd Drawing dies
USRE24572E (en) * 1956-04-03 1958-12-02 Fluteless swaging tap

Also Published As

Publication number Publication date
BE609563R (en) 1962-02-15
DE1400229C2 (en) 1970-08-06
ES271676A1 (en) 1962-03-01
SE341295B (en) 1971-12-20
DK134413C (en) 1977-04-04
CH386182A (en) 1964-12-31
AT242447B (en) 1965-09-10
NO115459B (en) 1968-10-07
US3195156A (en) 1965-07-20
DE1400229B1 (en) 1969-12-18

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