SG68690G - Manufacture of drill screws - Google Patents

Manufacture of drill screws

Info

Publication number
SG68690G
SG68690G SG68690A SG68690A SG68690G SG 68690 G SG68690 G SG 68690G SG 68690 A SG68690 A SG 68690A SG 68690 A SG68690 A SG 68690A SG 68690 G SG68690 G SG 68690G
Authority
SG
Singapore
Prior art keywords
cutters
manufacture
drill screws
unusually high
screw blanks
Prior art date
Application number
SG68690A
Other languages
English (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 SG68690G publication Critical patent/SG68690G/en

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
    • F16B25/0084—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G9/00—Working screws, bolt heads, or nuts in conjunction with thread cutting, e.g. slotting screw heads or shanks, removing burrs from screw heads or shanks; Finishing, e.g. polishing, any screw-thread
    • B23G9/001—Working screws
    • B23G9/002—Slotting screw heads or shanks
    • 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
    • Y10T409/00—Gear cutting, milling, or planing
    • Y10T409/30—Milling
    • Y10T409/303752—Process
    • 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
    • Y10T409/00—Gear cutting, milling, or planing
    • Y10T409/30—Milling
    • Y10T409/306664—Milling including means to infeed rotary cutter toward work
    • Y10T409/306776—Axially
    • Y10T409/307168—Plural cutters
    • 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
    • Y10T409/00—Gear cutting, milling, or planing
    • Y10T409/30—Milling
    • Y10T409/306664—Milling including means to infeed rotary cutter toward work
    • Y10T409/307448—Milling including means to infeed rotary cutter toward work with work holder
    • Y10T409/307504—Indexable
    • 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
    • Y10T409/00—Gear cutting, milling, or planing
    • Y10T409/30—Milling
    • Y10T409/30784—Milling including means to adustably position cutter
    • Y10T409/307952—Linear adjustment
    • Y10T409/308344—Plural cutters

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Drilling Tools (AREA)
  • Milling Processes (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Bedding Items (AREA)
  • Automatic Control Of Machine Tools (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Screw Conveyors (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Gripping On Spindles (AREA)
  • Drilling And Boring (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Formation And Processing Of Food Products (AREA)
SG68690A 1983-03-02 1990-08-16 Manufacture of drill screws SG68690G (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/471,919 US4565475A (en) 1979-11-26 1983-03-02 Drill point milling machine and method

Publications (1)

Publication Number Publication Date
SG68690G true SG68690G (en) 1991-01-18

Family

ID=23873503

Family Applications (1)

Application Number Title Priority Date Filing Date
SG68690A SG68690G (en) 1983-03-02 1990-08-16 Manufacture of drill screws

Country Status (16)

Country Link
US (1) US4565475A (no)
EP (1) EP0121333B1 (no)
JP (1) JPS59196109A (no)
AT (1) ATE46641T1 (no)
AU (1) AU575554B2 (no)
CA (1) CA1232416A (no)
DE (1) DE3479871D1 (no)
DK (1) DK166262C (no)
ES (1) ES8506214A1 (no)
FI (1) FI87428C (no)
IE (1) IE56034B1 (no)
NO (1) NO164756C (no)
NZ (1) NZ207266A (no)
PT (1) PT78197B (no)
SG (1) SG68690G (no)
ZA (1) ZA841434B (no)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5382195A (en) * 1992-12-22 1995-01-17 Atlas Bolt & Screw Company Method for making a self-drilling and self-tapping screw
US5716280A (en) * 1995-09-29 1998-02-10 Fairchild Holding Corp. Method for forming a fluted fastener
DE19926668C2 (de) * 1999-06-11 2001-04-26 Giebmanns Karl Heinz Mehrstationenwerkzeugmaschine
US7862262B2 (en) * 2007-02-23 2011-01-04 Pratt & Whitney Canada Corp. Multi-flute ball endmill for airfoil machining
CN102000867B (zh) * 2010-11-06 2012-12-12 黄山皖南机床有限公司 一种用于数控螺杆铣床的连接法兰
KR101184279B1 (ko) 2011-03-22 2012-09-21 신영공업 주식회사 볼트 단턱부 커팅장치

Family Cites Families (14)

* 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.
US1989667A (en) * 1932-03-07 1935-02-05 Nat Twist Drill And Tool Compa Cutter for forming twist drills
US3280412A (en) * 1963-10-14 1966-10-25 Illinois Tool Works Method and apparatus for slotting and pointing screws
US3422472A (en) * 1966-08-05 1969-01-21 Illinois Tool Works Method and apparatus for making drilling screw
US3747143A (en) * 1971-04-07 1973-07-24 Star Expansion Ind Corp Screw formation
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
FR2174350A5 (no) * 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
US3992740A (en) * 1975-09-29 1976-11-23 Illinois Tool Works Inc. Screw blank receiving and orienting collet
US4138754A (en) * 1976-11-08 1979-02-13 Illinois Tool Works Inc. Apparatus for producing drill screws
JPS5431692A (en) * 1977-08-13 1979-03-08 Shinjo Seisakusho Yk Method of working end of drill scren
CA1175688A (en) * 1979-11-26 1984-10-09 Illinois Tool Works Inc. Drill screw and cutters for making same
US4395173A (en) * 1981-06-30 1983-07-26 Illinois Tool Works Inc. Drill screw with protective burrs

Also Published As

Publication number Publication date
AU2500684A (en) 1984-09-06
DK131684A (da) 1984-09-03
PT78197A (en) 1984-04-01
DE3479871D1 (en) 1989-11-02
NZ207266A (en) 1986-12-05
IE56034B1 (en) 1991-03-27
PT78197B (en) 1986-04-22
NO840782L (no) 1984-09-03
FI840829A (fi) 1984-09-03
NO164756B (no) 1990-08-06
DK166262C (da) 1993-08-23
AU575554B2 (en) 1988-08-04
JPH0234731B2 (no) 1990-08-06
DK166262B (da) 1993-03-29
ES530152A0 (es) 1985-07-01
ATE46641T1 (de) 1989-10-15
US4565475A (en) 1986-01-21
EP0121333A3 (en) 1985-10-09
JPS59196109A (ja) 1984-11-07
ES8506214A1 (es) 1985-07-01
EP0121333A2 (en) 1984-10-10
ZA841434B (en) 1984-09-26
FI87428B (fi) 1992-09-30
EP0121333B1 (en) 1989-09-27
IE840486L (en) 1984-09-02
DK131684D0 (da) 1984-02-29
FI840829A0 (fi) 1984-03-01
FI87428C (fi) 1993-01-11
NO164756C (no) 1990-11-14
CA1232416A (en) 1988-02-09

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