JPS5761926B2 - - Google Patents
Info
- Publication number
- JPS5761926B2 JPS5761926B2 JP2553375A JP2553375A JPS5761926B2 JP S5761926 B2 JPS5761926 B2 JP S5761926B2 JP 2553375 A JP2553375 A JP 2553375A JP 2553375 A JP2553375 A JP 2553375A JP S5761926 B2 JPS5761926 B2 JP S5761926B2
- Authority
- JP
- Japan
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
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- 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
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Forging (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2553375A JPS5199764A (ja) | 1975-02-28 | 1975-02-28 | Nejijikunikansurukairyo |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2553375A JPS5199764A (ja) | 1975-02-28 | 1975-02-28 | Nejijikunikansurukairyo |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5199764A JPS5199764A (ja) | 1976-09-02 |
| JPS5761926B2 true JPS5761926B2 (enExample) | 1982-12-27 |
Family
ID=12168647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2553375A Granted JPS5199764A (ja) | 1975-02-28 | 1975-02-28 | Nejijikunikansurukairyo |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5199764A (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4147088A (en) * | 1977-03-16 | 1979-04-03 | Nl Industries, Inc. | Drill screw |
| JPS5884412U (ja) * | 1982-11-22 | 1983-06-08 | 富士鋲螺株式会社 | ドリルタツピングネジ |
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1975
- 1975-02-28 JP JP2553375A patent/JPS5199764A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5199764A (ja) | 1976-09-02 |