ZA839333B - A screw - Google Patents
A screwInfo
- Publication number
- ZA839333B ZA839333B ZA839333A ZA839333A ZA839333B ZA 839333 B ZA839333 B ZA 839333B ZA 839333 A ZA839333 A ZA 839333A ZA 839333 A ZA839333 A ZA 839333A ZA 839333 B ZA839333 B ZA 839333B
- Authority
- ZA
- South Africa
- Prior art keywords
- screw
- Prior art date
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
- F16B25/001—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
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set 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
- F16B25/0036—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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Connection Of Plates (AREA)
- Joining Of Building Structures In Genera (AREA)
- Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
- Materials For Medical Uses (AREA)
- Polyesters Or Polycarbonates (AREA)
- Transmission Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8236024 | 1982-12-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA839333B true ZA839333B (en) | 1984-08-29 |
Family
ID=10535066
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA839333A ZA839333B (en) | 1982-12-17 | 1983-12-15 | A screw |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP0161250A1 (en) |
KR (1) | KR840007454A (en) |
ES (1) | ES285333Y (en) |
GB (1) | GB2131907B (en) |
HK (1) | HK77787A (en) |
IT (2) | IT8368312A0 (en) |
NO (1) | NO842746L (en) |
NZ (1) | NZ206599A (en) |
SG (1) | SG51387G (en) |
WO (1) | WO1984002380A1 (en) |
ZA (1) | ZA839333B (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT389923B (en) * | 1988-01-29 | 1990-02-26 | Sfs Stadler Ag | SELF-DRILLING AND THREADING SCREW FOR TURNING INTO GAS-CONCRETE |
GB8912483D0 (en) * | 1989-05-31 | 1989-07-19 | Unifix Ltd | A fastening device |
US5244327A (en) * | 1992-04-29 | 1993-09-14 | Whitesell Neil L | Trailer bed fastener |
GB2325288A (en) * | 1997-05-14 | 1998-11-18 | Europ Ind Services Limited | Threaded fastener, and method and rolling dies for making it |
US6702537B2 (en) * | 2001-01-12 | 2004-03-09 | Illinois Tool Works Inc. | High profile thread forming screw |
DE10228505A1 (en) * | 2002-06-20 | 2004-01-08 | Swg Schraubenwerk Gaisbach Gmbh | Wood screw and method for its manufacture |
AU2010200536B2 (en) * | 2010-02-12 | 2016-09-01 | Illinois Tool Works Inc. | Self-drilling screw |
ITTV20120113A1 (en) * | 2012-06-12 | 2013-12-13 | Scarpa Calzaturificio Spa | SKI BOOT |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2350346A (en) * | 1943-04-14 | 1944-06-06 | Clifford R Gaskell | Self-tapping screw |
FR1440812A (en) * | 1965-04-22 | 1966-06-03 | Visserie Boulonnerie Japy Soc | Screws in particular for panels made of reconstituted material |
GB1233175A (en) * | 1967-07-10 | 1971-05-26 | ||
ES182479Y (en) * | 1972-03-15 | 1974-04-01 | SCREW FOR WOOD. | |
US3937119A (en) * | 1974-12-23 | 1976-02-10 | Illinois Tool Works, Inc. | Masonry anchor device |
DE3003280A1 (en) * | 1980-01-30 | 1981-08-06 | Frank 5758 Fröndenberg Knoche | Enhanced grip self tapping screw - has twin threads with same pitch and different thread thickness |
FR2526498B1 (en) * | 1982-05-10 | 1986-01-03 | Canalisations Ste Gle | LYRE FOR QUICK FIXING OF TUBULAR PROFILES IN FRIABLE MATERIALS |
-
1983
- 1983-11-28 GB GB08331727A patent/GB2131907B/en not_active Expired
- 1983-11-28 WO PCT/GB1983/000304 patent/WO1984002380A1/en not_active Application Discontinuation
- 1983-11-28 EP EP84900074A patent/EP0161250A1/en not_active Withdrawn
- 1983-12-15 ZA ZA839333A patent/ZA839333B/en unknown
- 1983-12-16 IT IT8368312A patent/IT8368312A0/en unknown
- 1983-12-16 NZ NZ206599A patent/NZ206599A/en unknown
- 1983-12-16 IT IT8354049U patent/IT8354049V0/en unknown
- 1983-12-16 KR KR1019830005967A patent/KR840007454A/en not_active Application Discontinuation
- 1983-12-16 ES ES1983285333U patent/ES285333Y/en not_active Expired
-
1984
- 1984-07-05 NO NO842746A patent/NO842746L/en unknown
-
1987
- 1987-06-12 SG SG513/87A patent/SG51387G/en unknown
- 1987-10-22 HK HK777/87A patent/HK77787A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
HK77787A (en) | 1987-10-30 |
SG51387G (en) | 1987-08-28 |
GB2131907A (en) | 1984-06-27 |
ES285333Y (en) | 1989-08-01 |
WO1984002380A1 (en) | 1984-06-21 |
NO842746L (en) | 1984-07-05 |
GB8331727D0 (en) | 1984-01-04 |
IT8354049V0 (en) | 1983-12-16 |
EP0161250A1 (en) | 1985-11-21 |
ES285333U (en) | 1985-09-01 |
KR840007454A (en) | 1984-12-07 |
NZ206599A (en) | 1985-08-16 |
IT8368312A0 (en) | 1983-12-16 |
GB2131907B (en) | 1986-10-29 |
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