JPH02101112U - - Google Patents

Info

Publication number
JPH02101112U
JPH02101112U JP901289U JP901289U JPH02101112U JP H02101112 U JPH02101112 U JP H02101112U JP 901289 U JP901289 U JP 901289U JP 901289 U JP901289 U JP 901289U JP H02101112 U JPH02101112 U JP H02101112U
Authority
JP
Japan
Prior art keywords
threaded
fastened
drill
drill screw
threaded part
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.)
Pending
Application number
JP901289U
Other languages
English (en)
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 JP901289U priority Critical patent/JPH02101112U/ja
Publication of JPH02101112U publication Critical patent/JPH02101112U/ja
Pending legal-status Critical Current

Links

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  • Percussive Tools And Related Accessories (AREA)

Description

【図面の簡単な説明】
第１図は本考案の羽根付きドリルねじの正面図
、第２図は第１図の羽根の部分の拡大斜視図、第
３図は羽根が破砕したところを示す説明図、第４
図は羽根を刻設する打型の拡大斜視図、第５図ａ
，ｂは羽根付きドリルねじの使用例を示す断面図
、第６図は従来の羽根付きドリルねじの正面図、
第７図は従来の打型を示す説明図、第８図は第６
図の羽根の部分の拡大斜視図、第９図は従来の羽
根が破砕したところを示す説明図である。 １：頭部、２：工具係合穴、３：ねじ部、４：
ねじ山、５：ドリル部、６：傾斜溝、７：尖端斜
面、８：チゼルエツヂ、９：羽根、９ａ：突出部
、１０：打型、１１：軟質部材、１１：硬質部材
。

Claims (1)

    【実用新案登録請求の範囲】
  1. 工具係合穴２を有する頭部１と、外周にねじ山
    を形成したねじ部３と、そのねじ部３から所定の
    間隔をおいて延設したドリル部５とからなり、２
    枚以上の被締結部材を固着する用途に供するドリ
    ルねじにおいて、前記ねじ部３とドリル部５との
    間に軸心に対して対称な一対の羽根９を完全な平
    板にしかもねじ部３の外径寸法よりやや大きく突
    出させて刻設し、かつ、被締結部材の所定の位置
    に羽根９が圧接されたとき突出部９ａが破砕する
    強度に形成したことを特徴とする羽根付きドリル
    ねじ。
JP901289U 1989-01-26 1989-01-26 Pending JPH02101112U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP901289U JPH02101112U (ja) 1989-01-26 1989-01-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP901289U JPH02101112U (ja) 1989-01-26 1989-01-26

Publications (1)

Publication Number Publication Date
JPH02101112U true JPH02101112U (ja) 1990-08-13

Family

ID=31215388

Family Applications (1)

Application Number Title Priority Date Filing Date
JP901289U Pending JPH02101112U (ja) 1989-01-26 1989-01-26

Country Status (1)

Country Link
JP (1) JPH02101112U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07279930A (ja) * 1994-04-07 1995-10-27 Wakai Sangyo Kk ドリルねじとその製造方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51123461A (en) * 1975-04-02 1976-10-28 Deutsher Pty Ltd Drill screw with blade
JPS6244124B2 (ja) * 1977-11-30 1987-09-18 Nihon Plast Co Ltd

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51123461A (en) * 1975-04-02 1976-10-28 Deutsher Pty Ltd Drill screw with blade
JPS6244124B2 (ja) * 1977-11-30 1987-09-18 Nihon Plast Co Ltd

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07279930A (ja) * 1994-04-07 1995-10-27 Wakai Sangyo Kk ドリルねじとその製造方法

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