IT1216901B - Vite perfezionata. - Google Patents

Vite perfezionata.

Info

Publication number
IT1216901B
IT1216901B IT8719614A IT1961487A IT1216901B IT 1216901 B IT1216901 B IT 1216901B IT 8719614 A IT8719614 A IT 8719614A IT 1961487 A IT1961487 A IT 1961487A IT 1216901 B IT1216901 B IT 1216901B
Authority
IT
Italy
Prior art keywords
screw
thread
perfected
qualities
tapping
Prior art date
Application number
IT8719614A
Other languages
English (en)
Other versions
IT8719614A0 (it
Inventor
Luigi Chiello
Original Assignee
Kilton Srl
No
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 Kilton Srl, No filed Critical Kilton Srl
Priority to IT8719614A priority Critical patent/IT1216901B/it
Publication of IT8719614A0 publication Critical patent/IT8719614A0/it
Priority to ES198888200385T priority patent/ES2028983T3/es
Priority to DE8888200385T priority patent/DE3866730D1/de
Priority to AT88200385T priority patent/ATE70343T1/de
Priority to EP88200385A priority patent/EP0281203B1/en
Application granted granted Critical
Publication of IT1216901B publication Critical patent/IT1216901B/it

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
    • F16B25/0042—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
    • F16B25/0068—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 with multiple-threads, e.g. a double thread screws
    • 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
    • F16B25/001—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed
    • F16B25/0015—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed the material being a soft organic material, e.g. wood or plastic
    • 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
    • F16B25/0047—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 being characterised by its cross-section in the plane of the shaft axis
    • 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
    • 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
    • F16B25/106—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws by means of a self-piercing screw-point, i.e. without removing material

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
  • Lubricants (AREA)
  • Rotary Pumps (AREA)
  • Supercharger (AREA)
  • Dowels (AREA)
  • Refuse Collection And Transfer (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Connection Of Plates (AREA)
IT8719614A 1987-03-06 1987-03-06 Vite perfezionata. IT1216901B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT8719614A IT1216901B (it) 1987-03-06 1987-03-06 Vite perfezionata.
ES198888200385T ES2028983T3 (es) 1987-03-06 1988-03-01 Tornillo mejorado.
DE8888200385T DE3866730D1 (de) 1987-03-06 1988-03-01 Schraube.
AT88200385T ATE70343T1 (de) 1987-03-06 1988-03-01 Schraube.
EP88200385A EP0281203B1 (en) 1987-03-06 1988-03-01 Improved screw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8719614A IT1216901B (it) 1987-03-06 1987-03-06 Vite perfezionata.

Publications (2)

Publication Number Publication Date
IT8719614A0 IT8719614A0 (it) 1987-03-06
IT1216901B true IT1216901B (it) 1990-03-14

Family

ID=11159619

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8719614A IT1216901B (it) 1987-03-06 1987-03-06 Vite perfezionata.

Country Status (5)

Country Link
EP (1) EP0281203B1 (it)
AT (1) ATE70343T1 (it)
DE (1) DE3866730D1 (it)
ES (1) ES2028983T3 (it)
IT (1) IT1216901B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3926000C1 (en) * 1989-08-05 1990-08-02 Hella Kg Hueck & Co, 4780 Lippstadt, De Self-tapping screw mfd. by cold rolling - has specified ratio between outer and core dia. and between outer dia. and pitch
DE4138555A1 (de) * 1991-11-23 1993-05-27 Hilti Ag Schraube zum selbstschneidenden setzen
US5190426A (en) * 1992-03-02 1993-03-02 Illinois Tool Works Inc. Concrete fastener
DE19541839A1 (de) * 1995-11-09 1997-05-15 Berner Gmbh Selbstschneidende Schraube
US7040850B2 (en) * 2003-08-04 2006-05-09 Power Products Iii, L.L.C. Fastener for use with frangible material
GB2404604B (en) 2003-08-04 2006-03-08 Adcock Tech Ltd A tap and a method of tapping
DE102007000154B4 (de) 2007-03-15 2023-12-07 Hilti Aktiengesellschaft Spanlos gewindeformende Schraube
JP2011256971A (ja) * 2010-06-11 2011-12-22 Pias Hanbai Kk タッピンねじ
WO2012152236A2 (de) * 2011-05-11 2012-11-15 Uip Universal Innovative Products Gmbh & Co. Kg Gewindeformende schraube
PL3056747T3 (pl) * 2015-02-16 2020-10-19 Kingi Oy Wkręt montażowy
US9957994B2 (en) 2016-05-25 2018-05-01 Kuo-Tai Hsu Screw
LT3249244T (lt) * 2016-05-27 2019-05-27 Kuo-Tai Hsu Medsraigis
TWI622710B (zh) * 2017-05-02 2018-05-01 徐敏豪 薄鐵板用的螺絲
DK3617533T3 (da) * 2018-09-03 2022-11-14 SFS Group International AG Skrue og anvendelse deraf

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE54903C (de) * THE AMERICAN screw COMPANY in Providence, Rhode Island, V. St. A Holzschraube mit flachem Hülfsgewinde zwischen den scharfen Go^vindegängen
DE52742C (de) * THE AMERICAN SCREW COMPANY in Providence, Rhode lsi., V. St. A Schraube mit besonderem Zwischengewinde an der Spitze
GB251409A (en) * 1925-06-15 1926-05-13 Guest Keen & Nettlefolds Ltd Improvements in wood screws and means for manufacturing the same
US3861269A (en) * 1971-01-04 1975-01-21 Superior Dry Wall Screw Mfg Co Fastener with improved thread construction

Also Published As

Publication number Publication date
DE3866730D1 (de) 1992-01-23
ES2028983T3 (es) 1992-07-16
EP0281203A1 (en) 1988-09-07
ATE70343T1 (de) 1991-12-15
IT8719614A0 (it) 1987-03-06
EP0281203B1 (en) 1991-12-11

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