NL7400672A - - Google Patents

Info

Publication number
NL7400672A
NL7400672A NL7400672A NL7400672A NL7400672A NL 7400672 A NL7400672 A NL 7400672A NL 7400672 A NL7400672 A NL 7400672A NL 7400672 A NL7400672 A NL 7400672A NL 7400672 A NL7400672 A NL 7400672A
Authority
NL
Netherlands
Application number
NL7400672A
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
Publication of NL7400672A publication Critical patent/NL7400672A/xx

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
    • 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)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
NL7400672A 1973-03-08 1974-01-17 NL7400672A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US33943673A 1973-03-08 1973-03-08

Publications (1)

Publication Number Publication Date
NL7400672A true NL7400672A (enrdf_load_stackoverflow) 1974-09-10

Family

ID=23328998

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7400672A NL7400672A (enrdf_load_stackoverflow) 1973-03-08 1974-01-17

Country Status (5)

Country Link
JP (1) JPS49119050A (enrdf_load_stackoverflow)
CH (1) CH585858A5 (enrdf_load_stackoverflow)
DE (1) DE2405430A1 (enrdf_load_stackoverflow)
GB (1) GB1409984A (enrdf_load_stackoverflow)
NL (1) NL7400672A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51124766A (en) * 1975-04-24 1976-10-30 Crown Seimitsu Kogyo Kk A screw
US5071301A (en) * 1991-02-28 1991-12-10 General Motors Corporation Modified rolled thread form for studs
US5304024A (en) * 1991-03-18 1994-04-19 Adolf Wurth Gmbh & Co. Kg Screw, method and rolling die for the production thereof
DE4108771A1 (de) * 1991-03-18 1992-09-24 Adolf Wuerth Gmbh & Co Kg Spanplattenschraube
DE29513571U1 (de) * 1995-08-24 1995-12-14 Hsu, Kuo-Tai, Tainan Schraube
JP4875957B2 (ja) * 2006-10-10 2012-02-15 株式会社トープラ タッピンねじ
KR101350491B1 (ko) * 2012-05-14 2014-01-15 최광일 셀프태핑볼트

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA718526B (en) * 1971-02-11 1972-09-27 Westinghouse Electric Corp An improvement in or relating to ac-dc converter

Also Published As

Publication number Publication date
CH585858A5 (enrdf_load_stackoverflow) 1977-03-15
GB1409984A (en) 1975-10-15
JPS49119050A (enrdf_load_stackoverflow) 1974-11-14
DE2405430A1 (de) 1974-09-19

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Legal Events

Date Code Title Description
BV The patent application has lapsed