FR2174311A5 - - Google Patents
Info
- Publication number
- FR2174311A5 FR2174311A5 FR7206636A FR7206636A FR2174311A5 FR 2174311 A5 FR2174311 A5 FR 2174311A5 FR 7206636 A FR7206636 A FR 7206636A FR 7206636 A FR7206636 A FR 7206636A FR 2174311 A5 FR2174311 A5 FR 2174311A5
- Authority
- FR
- France
- 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
-
- 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
- F16B23/00—Specially shaped nuts or heads of bolts or screws for rotations by a tool
- F16B23/0007—Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Wood Science & Technology (AREA)
- Portable Nailing Machines And Staplers (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722208067 DE2208067A1 (de) | 1972-02-28 | 1972-02-21 | Schraubnagel |
BE779953A BE779953A (fr) | 1972-02-28 | 1972-02-28 | Pointe filetee. |
FR7206636A FR2174311A5 (me) | 1972-02-28 | 1972-02-28 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7206636A FR2174311A5 (me) | 1972-02-28 | 1972-02-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2174311A5 true FR2174311A5 (me) | 1973-10-12 |
Family
ID=9094214
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7206636A Expired FR2174311A5 (me) | 1972-02-28 | 1972-02-28 |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE779953A (me) |
DE (1) | DE2208067A1 (me) |
FR (1) | FR2174311A5 (me) |
-
1972
- 1972-02-21 DE DE19722208067 patent/DE2208067A1/de active Pending
- 1972-02-28 BE BE779953A patent/BE779953A/xx unknown
- 1972-02-28 FR FR7206636A patent/FR2174311A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE779953A (fr) | 1972-06-16 |
DE2208067A1 (de) | 1973-09-06 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |