CA2453460C - Method of forming a threaded fastener with dual reinforcing leads - Google Patents

Method of forming a threaded fastener with dual reinforcing leads Download PDF

Info

Publication number
CA2453460C
CA2453460C CA2453460A CA2453460A CA2453460C CA 2453460 C CA2453460 C CA 2453460C CA 2453460 A CA2453460 A CA 2453460A CA 2453460 A CA2453460 A CA 2453460A CA 2453460 C CA2453460 C CA 2453460C
Authority
CA
Canada
Prior art keywords
thread rolling
threads
rolling die
primary
auxiliary
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 - Lifetime
Application number
CA2453460A
Other languages
English (en)
French (fr)
Other versions
CA2453460A1 (en
Inventor
Cheryl L. Panasik
Kenneth R. Levey
Robert B. Fischer
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
Priority claimed from US10/323,265 external-priority patent/US7458759B2/en
Priority claimed from US10/413,751 external-priority patent/US20040120791A1/en
Application filed by Illinois Tool Works Inc filed Critical Illinois Tool Works Inc
Priority to CA2678501A priority Critical patent/CA2678501C/en
Publication of CA2453460A1 publication Critical patent/CA2453460A1/en
Application granted granted Critical
Publication of CA2453460C publication Critical patent/CA2453460C/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F16B33/00—Features common to bolt and nut
    • F16B33/02—Shape of thread; Special thread-forms
    • 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
    • F16B25/0068—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 with multiple-threads, e.g. a double thread screws

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Forging (AREA)
  • Slide Fasteners, Snap Fasteners, And Hook Fasteners (AREA)
  • Connection Of Plates (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Reinforcement Elements For Buildings (AREA)
CA2453460A 2002-12-18 2003-12-17 Method of forming a threaded fastener with dual reinforcing leads Expired - Lifetime CA2453460C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA2678501A CA2678501C (en) 2002-12-18 2003-12-17 Method of forming a threaded fastener with dual reinforcing leads

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US10/323,265 2002-12-18
US10/323,265 US7458759B2 (en) 2002-12-18 2002-12-18 Threaded fastener with dual reinforcing leads for facilitating manufacture of the fastener, thread rolling die for forming the threaded fastener, and method of manufacturing the threaded fastener
US43822803P 2003-01-06 2003-01-06
US60/438,228 2003-01-06
US10/413,751 US20040120791A1 (en) 2002-12-18 2003-04-15 Threaded fastener with dual reinforcing leads and improved substrate entry or lead end portion
US10/413,751 2003-04-15

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA2678501A Division CA2678501C (en) 2002-12-18 2003-12-17 Method of forming a threaded fastener with dual reinforcing leads

Publications (2)

Publication Number Publication Date
CA2453460A1 CA2453460A1 (en) 2004-06-18
CA2453460C true CA2453460C (en) 2010-03-30

Family

ID=32397935

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2453460A Expired - Lifetime CA2453460C (en) 2002-12-18 2003-12-17 Method of forming a threaded fastener with dual reinforcing leads

Country Status (8)

Country Link
EP (1) EP1431591B1 (enExample)
JP (1) JP4913319B2 (enExample)
CN (1) CN1306176C (enExample)
AU (1) AU2003270953B2 (enExample)
CA (1) CA2453460C (enExample)
MX (1) MXPA03011822A (enExample)
NZ (1) NZ530230A (enExample)
TW (1) TWI230764B (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005017596A1 (de) * 2005-04-16 2006-10-19 Fischerwerke Artur Fischer Gmbh & Co. Kg Gewindeschneidende Betonschraube
EP2354572B1 (de) * 2010-01-18 2014-07-02 UIP GmbH & Co. KG Gewindeformende Schraube
WO2012152236A2 (de) * 2011-05-11 2012-11-15 Uip Universal Innovative Products Gmbh & Co. Kg Gewindeformende schraube
EP2728209B1 (de) 2012-11-05 2017-07-12 SG Holding UG Gewindeformende Schraube
CN104179778A (zh) * 2014-08-30 2014-12-03 秦在荣 具有防滑垫的螺丝
JP2018112208A (ja) * 2017-01-10 2018-07-19 株式会社カネカ 発泡体用ねじ及び発泡体用ねじを使用した構造体
EP3427921B1 (en) 2017-07-14 2021-11-17 Crompton Technology Group Limited Composite ball screw
US11624393B2 (en) * 2019-06-05 2023-04-11 Sheltered Wings, Inc. Diopter adjustment mechanism

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3207023A (en) * 1961-12-01 1965-09-21 Illinois Tool Works Screw fastener
DE2603217C2 (de) * 1976-01-29 1982-06-16 Manfred 7290 Freudenstadt Gehring Schraube zum Befestigen von Fassadenplatten
US4040328A (en) * 1976-03-10 1977-08-09 Research Engineering & Manufacturing, Inc. Thread-forming fastener having dual lobulation and dies for making the same
US4144795A (en) * 1977-10-20 1979-03-20 Gutshall Charles E Long-pitch re-rolled crest thread
US4414795A (en) * 1981-10-09 1983-11-15 Theodore R. Johnstone Shaking apparatus
DE9100312U1 (de) * 1991-01-11 1991-04-04 Rahmede Schraubenfabrik GmbH & Co KG, 5880 Lüdenscheid Schraube
US5190426A (en) * 1992-03-02 1993-03-02 Illinois Tool Works Inc. Concrete fastener
GB2325288A (en) * 1997-05-14 1998-11-18 Europ Ind Services Limited Threaded fastener, and method and rolling dies for making it
US5885041A (en) * 1997-08-04 1999-03-23 Anthony C. Giannuzzi Chemical self-tapping, screw-type masonry anchor
US6045312A (en) * 1999-03-17 2000-04-04 Illinois Tool Works Inc. Fastener having primary and secondary threads
CN1267796A (zh) * 1999-03-23 2000-09-27 李青海 大、小螺距螺纹的螺杆及其旋合件
EP1285172B1 (de) * 2000-05-19 2004-10-27 Pama Reiter Stefan Gewindefurchender, hülsenförmiger schraubdübel
DE10031344A1 (de) * 2000-06-28 2002-01-17 Itw Automotive Prod Gmbh & Co Schraube mit einem gewindeformenden Gewinde

Also Published As

Publication number Publication date
TWI230764B (en) 2005-04-11
MXPA03011822A (es) 2005-04-11
AU2003270953B2 (en) 2006-07-06
EP1431591A1 (en) 2004-06-23
AU2003270953A1 (en) 2004-07-08
TW200413648A (en) 2004-08-01
JP2004197950A (ja) 2004-07-15
NZ530230A (en) 2004-06-25
JP4913319B2 (ja) 2012-04-11
CA2453460A1 (en) 2004-06-18
CN1508450A (zh) 2004-06-30
EP1431591B1 (en) 2008-09-10
CN1306176C (zh) 2007-03-21

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Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20231218