JPS5045159A - - Google Patents

Info

Publication number
JPS5045159A
JPS5045159A JP3775074A JP3775074A JPS5045159A JP S5045159 A JPS5045159 A JP S5045159A JP 3775074 A JP3775074 A JP 3775074A JP 3775074 A JP3775074 A JP 3775074A JP S5045159 A JPS5045159 A JP S5045159A
Authority
JP
Japan
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
JP3775074A
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
Priority claimed from US390428A external-priority patent/US3866509A/en
Application filed filed Critical
Publication of JPS5045159A publication Critical patent/JPS5045159A/ja
Pending 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
    • F16B37/00—Nuts or like thread-engaging members
    • F16B37/12—Nuts or like thread-engaging members with thread-engaging surfaces formed by inserted coil-springs, discs, or the like; Independent pieces of wound wire used as nuts; Threaded inserts for holes
    • F16B37/122—Threaded inserts, e.g. "rampa bolts"
    • 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
    • F16B25/0042—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 the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw
    • F16B25/0052—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 the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw the ridge having indentations, notches or the like in order to improve the cutting behaviour
    • 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

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Mechanical Engineering (AREA)
JP3775074A 1973-08-22 1974-04-03 Pending JPS5045159A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US390428A US3866509A (en) 1973-08-22 1973-08-22 Self-tapping and self-retaining, screw thread insert
AU77291/75A AU479971B2 (en) 1973-08-22 1975-01-14 Self-tapping and self-retaining screw thread insert

Publications (1)

Publication Number Publication Date
JPS5045159A true JPS5045159A (ja) 1975-04-23

Family

ID=25638518

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3775074A Pending JPS5045159A (ja) 1973-08-22 1974-04-03

Country Status (1)

Country Link
JP (1) JPS5045159A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59183111A (ja) * 1983-03-29 1984-10-18 プレチジヨン・フアステナ−ズ・ゲゼルシヤフト・フユル・フエルビンドウングステクニク・エムベ−ハ− 自己切削するねじ付きインサ−ト
JP2010032037A (ja) * 2008-06-23 2010-02-12 Nippon Sprew Corp セルフタッピングインサート

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59183111A (ja) * 1983-03-29 1984-10-18 プレチジヨン・フアステナ−ズ・ゲゼルシヤフト・フユル・フエルビンドウングステクニク・エムベ−ハ− 自己切削するねじ付きインサ−ト
JP2010032037A (ja) * 2008-06-23 2010-02-12 Nippon Sprew Corp セルフタッピングインサート

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