JPH036365B2 - - Google Patents

Info

Publication number
JPH036365B2
JPH036365B2 JP60209573A JP20957385A JPH036365B2 JP H036365 B2 JPH036365 B2 JP H036365B2 JP 60209573 A JP60209573 A JP 60209573A JP 20957385 A JP20957385 A JP 20957385A JP H036365 B2 JPH036365 B2 JP H036365B2
Authority
JP
Japan
Prior art keywords
reverse
thread
screw
threaded portion
shavings
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
JP60209573A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6272912A (ja
Inventor
Hisayoshi Yamamoto
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.)
Yamahiro Co Ltd
Original Assignee
Yamahiro Co Ltd
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 Yamahiro Co Ltd filed Critical Yamahiro Co Ltd
Priority to JP60209573A priority Critical patent/JPS6272912A/ja
Publication of JPS6272912A publication Critical patent/JPS6272912A/ja
Publication of JPH036365B2 publication Critical patent/JPH036365B2/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
    • F16B25/0036—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0078—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw with a shaft of non-circular cross-section or other special geometric features of the shaft

Landscapes

  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Dowels (AREA)
  • Contacts (AREA)
  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
JP60209573A 1985-09-20 1985-09-20 タツピングねじ Granted JPS6272912A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60209573A JPS6272912A (ja) 1985-09-20 1985-09-20 タツピングねじ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60209573A JPS6272912A (ja) 1985-09-20 1985-09-20 タツピングねじ

Publications (2)

Publication Number Publication Date
JPS6272912A JPS6272912A (ja) 1987-04-03
JPH036365B2 true JPH036365B2 (da) 1991-01-29

Family

ID=16575069

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60209573A Granted JPS6272912A (ja) 1985-09-20 1985-09-20 タツピングねじ

Country Status (1)

Country Link
JP (1) JPS6272912A (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3343048A1 (en) * 2016-12-28 2018-07-04 Saint-Gobain Placo Screw

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52109070A (en) * 1976-03-10 1977-09-12 Sanyuu Kinzoku Kougiyou Kk Screw
JPS6032046A (ja) * 1983-08-01 1985-02-19 Konishiroku Photo Ind Co Ltd ハロゲン化銀写真感光材料の製造方法

Also Published As

Publication number Publication date
JPS6272912A (ja) 1987-04-03

Similar Documents

Publication Publication Date Title
US6698987B1 (en) Self-drilling and thread-forming connecting element
US5190426A (en) Concrete fastener
US4653244A (en) Fastener element
US4842467A (en) Concrete screw
EP1281874B1 (en) Threaded fastener
US7255523B2 (en) Dual threaded screw for composite materials
AU718454B1 (en) Enhanced strength screw-type masonry anchor
US7334976B2 (en) Countersunk screw
US4527932A (en) Self-tapping screw
JPH08509537A (ja) タッピンねじ
US6530731B2 (en) Self-tapping insert, insert assembly, and method for mounting the insert
US3093028A (en) Self-drilling and self-tapping threaded fastener
CZ292776B6 (cs) Samoděrovací a závitořezný spojovací prvek
JPH0250326B2 (da)
US6419435B1 (en) Wedging masonry anchor bolt and sleeve anchor for masonry bolt used in cinder blocks
JP2011256971A (ja) タッピンねじ
US4425066A (en) Drill screw
JPH036365B2 (da)
EP1184577A1 (en) Screw fastener with externally threaded anchoring ring
JP2007032841A (ja) 中空自己穴あけ締付け具
JPH07269542A (ja) タッピンねじ
EP4686842A1 (en) Self-drilling self-tapping fastener
US20230356284A1 (en) Process of making an eccentric threaded fastener
JPH0231606Y2 (da)
JP3005740U (ja) 高硬度材用ハンドタップ