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
Links
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- 238000010079 rubber tapping Methods 0.000 abstract 1
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)
- Lubricants (AREA)
- Connection Of Plates (AREA)
- Rotary Pumps (AREA)
- Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
- Polyesters Or Polycarbonates (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Supercharger (AREA)
- Dowels (AREA)
- Refuse Collection And Transfer (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8719614A IT1216901B (it) | 1987-03-06 | 1987-03-06 | Vite perfezionata. |
AT88200385T ATE70343T1 (de) | 1987-03-06 | 1988-03-01 | Schraube. |
ES198888200385T ES2028983T3 (es) | 1987-03-06 | 1988-03-01 | Tornillo mejorado. |
EP88200385A EP0281203B1 (en) | 1987-03-06 | 1988-03-01 | Improved screw |
DE8888200385T DE3866730D1 (de) | 1987-03-06 | 1988-03-01 | Schraube. |
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)
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 |
GB2404604B (en) | 2003-08-04 | 2006-03-08 | Adcock Tech Ltd | A tap and a method of tapping |
US7040850B2 (en) * | 2003-08-04 | 2006-05-09 | Power Products Iii, L.L.C. | Fastener for use with frangible material |
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 |
EP3056747B1 (en) | 2015-02-16 | 2020-05-13 | Kingi Oy | Mounting screw |
US9957994B2 (en) | 2016-05-25 | 2018-05-01 | Kuo-Tai Hsu | Screw |
EP3249244B1 (en) * | 2016-05-27 | 2019-02-27 | Kuo-Tai Hsu | Screw |
TWI622710B (zh) * | 2017-05-02 | 2018-05-01 | 徐敏豪 | 薄鐵板用的螺絲 |
ES2926832T3 (es) * | 2018-09-03 | 2022-10-28 | Sfs Group Int Ag | Tornillo y su uso |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE52742C (de) * | THE AMERICAN SCREW COMPANY in Providence, Rhode lsi., V. St. A | Schraube mit besonderem Zwischengewinde an der Spitze | ||
DE54903C (de) * | THE AMERICAN screw COMPANY in Providence, Rhode Island, V. St. A | Holzschraube mit flachem Hülfsgewinde zwischen den scharfen Go^vindegängen | ||
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 |
-
1987
- 1987-03-06 IT IT8719614A patent/IT1216901B/it active
-
1988
- 1988-03-01 EP EP88200385A patent/EP0281203B1/en not_active Expired - Lifetime
- 1988-03-01 AT AT88200385T patent/ATE70343T1/de not_active IP Right Cessation
- 1988-03-01 ES ES198888200385T patent/ES2028983T3/es not_active Expired - Lifetime
- 1988-03-01 DE DE8888200385T patent/DE3866730D1/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0281203A1 (en) | 1988-09-07 |
EP0281203B1 (en) | 1991-12-11 |
IT8719614A0 (it) | 1987-03-06 |
DE3866730D1 (de) | 1992-01-23 |
ATE70343T1 (de) | 1991-12-15 |
ES2028983T3 (es) | 1992-07-16 |
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