JPH033083B2 - - Google Patents

Info

Publication number
JPH033083B2
JPH033083B2 JP60025903A JP2590385A JPH033083B2 JP H033083 B2 JPH033083 B2 JP H033083B2 JP 60025903 A JP60025903 A JP 60025903A JP 2590385 A JP2590385 A JP 2590385A JP H033083 B2 JPH033083 B2 JP H033083B2
Authority
JP
Japan
Prior art keywords
chisel edge
longitudinal axis
drill
rake
shank
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 - Lifetime
Application number
JP60025903A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61282613A (ja
Inventor
Kameo Doi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NISUKO KK
Original Assignee
NISUKO KK
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 NISUKO KK filed Critical NISUKO KK
Priority to JP2590385A priority Critical patent/JPS61282613A/ja
Publication of JPS61282613A publication Critical patent/JPS61282613A/ja
Publication of JPH033083B2 publication Critical patent/JPH033083B2/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
    • F16B25/0036—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)
JP2590385A 1985-02-12 1985-02-12 ドリルねじ Granted JPS61282613A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2590385A JPS61282613A (ja) 1985-02-12 1985-02-12 ドリルねじ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2590385A JPS61282613A (ja) 1985-02-12 1985-02-12 ドリルねじ

Publications (2)

Publication Number Publication Date
JPS61282613A JPS61282613A (ja) 1986-12-12
JPH033083B2 true JPH033083B2 (enrdf_load_html_response) 1991-01-17

Family

ID=12178742

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2590385A Granted JPS61282613A (ja) 1985-02-12 1985-02-12 ドリルねじ

Country Status (1)

Country Link
JP (1) JPS61282613A (enrdf_load_html_response)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5870509U (ja) * 1981-11-04 1983-05-13 国分化学工業株式会社 タツプ付セルフドリリングねじ
JPS597046A (ja) * 1982-07-03 1984-01-14 日東紡績株式会社 レ−ザ光線によりシヤ−プな切断が可能な合成樹脂積層板

Also Published As

Publication number Publication date
JPS61282613A (ja) 1986-12-12

Similar Documents

Publication Publication Date Title
KR930011858B1 (ko) 스페이드 비트
JPS6215769B2 (enrdf_load_html_response)
US4730969A (en) Self-drilling screw
US20030053874A1 (en) Reduced energy consuming, lateral cutting twist drill
JPH0371564B2 (enrdf_load_html_response)
JPS597045B2 (ja) ドリルスクリユ−およびその製作用型
JP2009178787A (ja) ドリル及びドリル用切削インサート並びに切削方法
JPH033083B2 (enrdf_load_html_response)
JPH0261642B2 (enrdf_load_html_response)
JPH023317U (enrdf_load_html_response)
JP2523516Y2 (ja) ツイストドリル
JPH067856Y2 (ja) スローアウェイチップ
JP3078986U (ja) ネジの構造
JPS6255006B2 (enrdf_load_html_response)
JPH10180519A (ja) スローアウェイチップ
JPH036366B2 (enrdf_load_html_response)
EP0136912B1 (en) Self-drilling screw
JPH0750575Y2 (ja) 切溝を有するネジ釘
JPS61152322A (ja) 弛み止め雌ねじ用タツプ
JPS6317609Y2 (enrdf_load_html_response)
JP3251184U (ja) 手工具嵌装部構造
JPH0231608Y2 (enrdf_load_html_response)
JP3353682B2 (ja) スローアウェイチップ及びボールエンドミル
JPH0112011Y2 (enrdf_load_html_response)
JPH0668283B2 (ja) 圧造成形ドリルねじ