CH659295A5 - Selbstbohrende und gewindeformende schraube. - Google Patents
Selbstbohrende und gewindeformende schraube. Download PDFInfo
- Publication number
- CH659295A5 CH659295A5 CH335/83A CH33583A CH659295A5 CH 659295 A5 CH659295 A5 CH 659295A5 CH 335/83 A CH335/83 A CH 335/83A CH 33583 A CH33583 A CH 33583A CH 659295 A5 CH659295 A5 CH 659295A5
- Authority
- CH
- Switzerland
- Prior art keywords
- screw
- cutting
- drilling
- thread
- axis
- Prior art date
Links
- 238000005520 cutting process Methods 0.000 claims description 40
- 238000005553 drilling Methods 0.000 claims description 19
- 238000010276 construction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 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
- F16B25/001—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
- F16B25/103—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws by means of a drilling screw-point, i.e. with a cutting and material removing action
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Drilling Tools (AREA)
- Joining Of Building Structures In Genera (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US34602382A | 1982-02-05 | 1982-02-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH659295A5 true CH659295A5 (de) | 1987-01-15 |
Family
ID=23357597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH335/83A CH659295A5 (de) | 1982-02-05 | 1983-01-21 | Selbstbohrende und gewindeformende schraube. |
Country Status (17)
| Country | Link |
|---|---|
| JP (1) | JPS58146711A (es) |
| AU (1) | AU559300B2 (es) |
| CA (1) | CA1217368A (es) |
| CH (1) | CH659295A5 (es) |
| DE (1) | DE3303466A1 (es) |
| DK (1) | DK47783A (es) |
| ES (1) | ES281729Y (es) |
| FI (1) | FI830206L (es) |
| FR (1) | FR2521234B1 (es) |
| GB (1) | GB2114922B (es) |
| HK (1) | HK83186A (es) |
| IT (1) | IT1198422B (es) |
| NL (1) | NL8300383A (es) |
| NO (1) | NO830382L (es) |
| NZ (1) | NZ202991A (es) |
| SE (1) | SE8300548L (es) |
| ZA (1) | ZA83289B (es) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4836730A (en) * | 1985-01-17 | 1989-06-06 | Emhart Industries, Inc. | Fastener |
| AU586060B2 (en) * | 1986-01-09 | 1989-06-29 | Emhart Industries Inc. | Groove point screw |
| GB2233920A (en) * | 1989-07-18 | 1991-01-23 | Sandvik Ltd | Fluted drill |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3395603A (en) * | 1966-09-13 | 1968-08-06 | Parker Kaion Corp | Rotary threaded fasteners |
| US3789725A (en) * | 1971-10-06 | 1974-02-05 | B Lindstrom | Self-drilling and self-tapping fastener and method of manufacture thereof |
| IT1083022B (it) * | 1977-07-21 | 1985-05-21 | Mustad O & Figlio Spa | Vite autoforante ed autofilettante |
| DE3022187C2 (de) * | 1980-06-13 | 1983-08-11 | Itw-Ateco Gmbh, 2000 Norderstedt | Bohrschraube |
| FR2751407A1 (fr) * | 1996-07-16 | 1998-01-23 | Motorola Semiconducteurs | Detecteur et procede permettant de detecter un seuil predetermine pour un parametre |
-
1983
- 1983-01-11 NZ NZ202991A patent/NZ202991A/en unknown
- 1983-01-17 ZA ZA83289A patent/ZA83289B/xx unknown
- 1983-01-21 CH CH335/83A patent/CH659295A5/de not_active IP Right Cessation
- 1983-01-21 FI FI830206A patent/FI830206L/fi not_active Application Discontinuation
- 1983-01-25 CA CA000420183A patent/CA1217368A/en not_active Expired
- 1983-02-02 JP JP58016871A patent/JPS58146711A/ja active Pending
- 1983-02-02 SE SE8300548A patent/SE8300548L/xx not_active Application Discontinuation
- 1983-02-02 DE DE19833303466 patent/DE3303466A1/de not_active Withdrawn
- 1983-02-02 NL NL8300383A patent/NL8300383A/nl not_active Application Discontinuation
- 1983-02-03 GB GB08302942A patent/GB2114922B/en not_active Expired
- 1983-02-04 ES ES1983281729U patent/ES281729Y/es not_active Expired
- 1983-02-04 DK DK47783A patent/DK47783A/da unknown
- 1983-02-04 NO NO830382A patent/NO830382L/no unknown
- 1983-02-04 IT IT19426/83A patent/IT1198422B/it active
- 1983-02-04 AU AU11153/83A patent/AU559300B2/en not_active Ceased
- 1983-02-04 FR FR8301784A patent/FR2521234B1/fr not_active Expired
-
1986
- 1986-11-06 HK HK831/86A patent/HK83186A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO830382L (no) | 1983-08-08 |
| IT8319426A0 (it) | 1983-02-04 |
| FI830206A0 (fi) | 1983-01-21 |
| GB2114922B (en) | 1985-12-04 |
| JPS58146711A (ja) | 1983-09-01 |
| FR2521234B1 (fr) | 1987-02-27 |
| GB8302942D0 (en) | 1983-03-09 |
| DE3303466A1 (de) | 1983-09-08 |
| AU1115383A (en) | 1983-08-11 |
| DK47783D0 (da) | 1983-02-04 |
| AU559300B2 (en) | 1987-03-05 |
| IT1198422B (it) | 1988-12-21 |
| CA1217368A (en) | 1987-02-03 |
| SE8300548L (sv) | 1983-08-06 |
| FR2521234A1 (fr) | 1983-08-12 |
| ES281729Y (es) | 1985-12-01 |
| NZ202991A (en) | 1985-11-08 |
| ES281729U (es) | 1985-05-01 |
| FI830206L (fi) | 1983-08-06 |
| SE8300548D0 (sv) | 1983-02-02 |
| HK83186A (en) | 1986-11-14 |
| ZA83289B (en) | 1983-10-26 |
| NL8300383A (nl) | 1983-09-01 |
| DK47783A (da) | 1983-08-06 |
| GB2114922A (en) | 1983-09-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |