SE7810509L - SELF-PERMISSION AND SELF-PROPERTY - Google Patents
SELF-PERMISSION AND SELF-PROPERTYInfo
- Publication number
- SE7810509L SE7810509L SE7810509A SE7810509A SE7810509L SE 7810509 L SE7810509 L SE 7810509L SE 7810509 A SE7810509 A SE 7810509A SE 7810509 A SE7810509 A SE 7810509A SE 7810509 L SE7810509 L SE 7810509L
- Authority
- SE
- Sweden
- Prior art keywords
- self
- permission
- property
- 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
- F16B25/0036—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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H3/00—Making helical bodies or bodies having parts of helical shape
- B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
- B21H3/027—Rolling of self-tapping 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
- F16B25/0021—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 metal, e.g. sheet-metal or aluminium
-
- 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)
- Dowels (AREA)
- Connection Of Plates (AREA)
- Drilling Tools (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1224277A CH616211A5 (en) | 1977-10-06 | 1977-10-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE7810509L true SE7810509L (en) | 1979-04-07 |
Family
ID=4381210
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7810509A SE7810509L (en) | 1977-10-06 | 1978-10-06 | SELF-PERMISSION AND SELF-PROPERTY |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5460641A (en) |
BR (1) | BR7806639A (en) |
CH (1) | CH616211A5 (en) |
DE (1) | DE2843470A1 (en) |
FR (1) | FR2405389A1 (en) |
GB (1) | GB2005171A (en) |
IT (1) | IT1099243B (en) |
SE (1) | SE7810509L (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3022187C2 (en) * | 1980-06-13 | 1983-08-11 | Itw-Ateco Gmbh, 2000 Norderstedt | Drilling screw |
GB2100628B (en) * | 1981-06-25 | 1985-04-11 | Shinjo Seisakusho Yk | A drill screw |
JPS60179512A (en) * | 1984-02-24 | 1985-09-13 | 株式会社ヤマヒロ | Self-drilling screw and its casting die |
GB2305703A (en) * | 1995-09-27 | 1997-04-16 | John Michael Pitts | Screwthreaded fixing device |
DE102010041165A1 (en) * | 2010-09-22 | 2012-03-22 | Adolf Würth GmbH & Co. KG | Drilling screw, has screw thread extending over cylindrical screw shank, drill tip manufactured using reforming procedure and provided with major cutting edges, and minor cutting edges running parallel to longitudinal axis of screw |
DE102011085232A1 (en) * | 2011-10-26 | 2013-05-02 | Fabricius Fastener Gmbh | Plastic screw i.e. nipple screw, for screwing into e.g. window frame, has screw tip formed in conical shape and comprising cutting edge, which is extended from outer surface of screw tip to screw shank |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1310858A (en) * | 1960-12-19 | 1962-11-30 | Lennewerk Altena Gmbh | Self-drilling sheet metal screws |
GB957626A (en) * | 1961-08-28 | 1964-05-06 | Gen Am Transport | Combination hole-drilling and thread-forming screw fasteners |
BE620370A (en) * | 1961-11-23 | |||
FR1331668A (en) * | 1962-07-04 | 1963-07-05 | Illinois Tool Works | Screw fastener for wall and ceiling constructions |
US3463045A (en) * | 1966-05-10 | 1969-08-26 | Illinois Tool Works | Drilling screw |
US3683436A (en) * | 1970-01-22 | 1972-08-15 | Textron Inc | Method for making a drill screw with an extruded point |
US3789725A (en) * | 1971-10-06 | 1974-02-05 | B Lindstrom | Self-drilling and self-tapping fastener and method of manufacture thereof |
US3782056A (en) * | 1972-04-27 | 1974-01-01 | Gen Electric | Joint structure |
US3937120A (en) * | 1975-01-28 | 1976-02-10 | Microdot Inc. | Drill screw |
-
1977
- 1977-10-06 CH CH1224277A patent/CH616211A5/fr not_active IP Right Cessation
- 1977-11-10 FR FR7733881A patent/FR2405389A1/en active Granted
-
1978
- 1978-10-04 IT IT28424/78A patent/IT1099243B/en active
- 1978-10-05 BR BR7806639A patent/BR7806639A/en unknown
- 1978-10-05 DE DE19782843470 patent/DE2843470A1/en not_active Withdrawn
- 1978-10-06 GB GB7839704A patent/GB2005171A/en not_active Withdrawn
- 1978-10-06 SE SE7810509A patent/SE7810509L/en unknown
- 1978-10-06 JP JP12350478A patent/JPS5460641A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
IT1099243B (en) | 1985-09-18 |
BR7806639A (en) | 1979-05-02 |
FR2405389A1 (en) | 1979-05-04 |
IT7828424A0 (en) | 1978-10-04 |
GB2005171A (en) | 1979-04-19 |
JPS5460641A (en) | 1979-05-16 |
CH616211A5 (en) | 1980-03-14 |
DE2843470A1 (en) | 1979-04-12 |
FR2405389B1 (en) | 1982-12-03 |
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