JPH0180810U - - Google Patents

Info

Publication number
JPH0180810U
JPH0180810U JP1987176686U JP17668687U JPH0180810U JP H0180810 U JPH0180810 U JP H0180810U JP 1987176686 U JP1987176686 U JP 1987176686U JP 17668687 U JP17668687 U JP 17668687U JP H0180810 U JPH0180810 U JP H0180810U
Authority
JP
Japan
Prior art keywords
thread
shaft
angle
forming
screw
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
JP1987176686U
Other languages
English (en)
Other versions
JPH062019Y2 (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 JP1987176686U priority Critical patent/JPH062019Y2/ja
Publication of JPH0180810U publication Critical patent/JPH0180810U/ja
Application granted granted Critical
Publication of JPH062019Y2 publication Critical patent/JPH062019Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
  • Connection Of Plates (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例におけるタツピンね
じの正面図、第２図は第１図のねじ山の断面図、
第３図は第２図と位相の異なるねじ山の断面図、
第４図はねじ山を一部拡大した断面図である。 １…タツピンねじ、２…軸部、３…工具係合手
段、４…頭部、５…先端部、６…首下、７，８…
ねじ山、９，１０…ねじ山欠損部、θ…ねじ山角
度。

Claims (1)

    【実用新案登録請求の範囲】
  1. 軸部に沿つて螺旋状に突起したねじ山と、軸部
    の一端に工具係合手段を有する頭部とを備えたタ
    ツピンねじにおいて、前記軸部にねじ山角度を３
    ０°〜４５°とした連続する２条のねじ山を形成
    するとともに、隣接したねじ山に位相の異なるね
    じ山欠損部をその配列がリード角に対して直角と
    なるように形成したことを特徴とするタツピンね
    じ。
JP1987176686U 1987-11-19 1987-11-19 タッピンねじ Expired - Lifetime JPH062019Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987176686U JPH062019Y2 (ja) 1987-11-19 1987-11-19 タッピンねじ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987176686U JPH062019Y2 (ja) 1987-11-19 1987-11-19 タッピンねじ

Publications (2)

Publication Number Publication Date
JPH0180810U true JPH0180810U (ja) 1989-05-30
JPH062019Y2 JPH062019Y2 (ja) 1994-01-19

Family

ID=31468402

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987176686U Expired - Lifetime JPH062019Y2 (ja) 1987-11-19 1987-11-19 タッピンねじ

Country Status (1)

Country Link
JP (1) JPH062019Y2 (ja)

Also Published As

Publication number Publication date
JPH062019Y2 (ja) 1994-01-19

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