JPS63175311U - - Google Patents

Info

Publication number
JPS63175311U
JPS63175311U JP306687U JP306687U JPS63175311U JP S63175311 U JPS63175311 U JP S63175311U JP 306687 U JP306687 U JP 306687U JP 306687 U JP306687 U JP 306687U JP S63175311 U JPS63175311 U JP S63175311U
Authority
JP
Japan
Prior art keywords
screw
shaft
tip
cutting blade
head
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.)
Granted
Application number
JP306687U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0354966Y2 (ko
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 JP1987003066U priority Critical patent/JPH0354966Y2/ja
Publication of JPS63175311U publication Critical patent/JPS63175311U/ja
Application granted granted Critical
Publication of JPH0354966Y2 publication Critical patent/JPH0354966Y2/ja
Expired 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
    • F16B25/0036—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)
  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
  • Accessories And Tools For Shearing Machines (AREA)
JP1987003066U 1987-01-13 1987-01-13 Expired JPH0354966Y2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987003066U JPH0354966Y2 (ko) 1987-01-13 1987-01-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987003066U JPH0354966Y2 (ko) 1987-01-13 1987-01-13

Publications (2)

Publication Number Publication Date
JPS63175311U true JPS63175311U (ko) 1988-11-14
JPH0354966Y2 JPH0354966Y2 (ko) 1991-12-05

Family

ID=30782485

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987003066U Expired JPH0354966Y2 (ko) 1987-01-13 1987-01-13

Country Status (1)

Country Link
JP (1) JPH0354966Y2 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009544905A (ja) * 2006-07-26 2009-12-17 エー・ヨット・オー・テー・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング・ウント・コンパニー・コマンディート・ゲゼルシャフト 穴形成およびねじ山形成ねじ

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH032728U (ko) * 1989-05-27 1991-01-11

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH032728U (ko) * 1989-05-27 1991-01-11

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009544905A (ja) * 2006-07-26 2009-12-17 エー・ヨット・オー・テー・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング・ウント・コンパニー・コマンディート・ゲゼルシャフト 穴形成およびねじ山形成ねじ

Also Published As

Publication number Publication date
JPH0354966Y2 (ko) 1991-12-05

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