JPH0112011Y2 - - Google Patents

Info

Publication number
JPH0112011Y2
JPH0112011Y2 JP1982176778U JP17677882U JPH0112011Y2 JP H0112011 Y2 JPH0112011 Y2 JP H0112011Y2 JP 1982176778 U JP1982176778 U JP 1982176778U JP 17677882 U JP17677882 U JP 17677882U JP H0112011 Y2 JPH0112011 Y2 JP H0112011Y2
Authority
JP
Japan
Prior art keywords
cutting
apex
screw
shank
drill
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
Application number
JP1982176778U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5884412U (ja
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 filed Critical
Priority to JP17677882U priority Critical patent/JPS5884412U/ja
Publication of JPS5884412U publication Critical patent/JPS5884412U/ja
Application granted granted Critical
Publication of JPH0112011Y2 publication Critical patent/JPH0112011Y2/ja
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
    • 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
    • F16B25/0031—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 screw being designed to be screwed into different materials, e.g. a layered structure or through metallic and wooden parts
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Drilling Tools (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
JP17677882U 1982-11-22 1982-11-22 ドリルタツピングネジ Granted JPS5884412U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17677882U JPS5884412U (ja) 1982-11-22 1982-11-22 ドリルタツピングネジ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17677882U JPS5884412U (ja) 1982-11-22 1982-11-22 ドリルタツピングネジ

Publications (2)

Publication Number Publication Date
JPS5884412U JPS5884412U (ja) 1983-06-08
JPH0112011Y2 true JPH0112011Y2 (en]) 1989-04-10

Family

ID=29970044

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17677882U Granted JPS5884412U (ja) 1982-11-22 1982-11-22 ドリルタツピングネジ

Country Status (1)

Country Link
JP (1) JPS5884412U (en])

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50773U (en]) * 1973-05-01 1975-01-07
JPS5199764A (ja) * 1975-02-28 1976-09-02 Gkn Screws Fasteners Ltd Nejijikunikansurukairyo

Also Published As

Publication number Publication date
JPS5884412U (ja) 1983-06-08

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