FR1265999A - Vis auto-taraudantes - Google Patents
Vis auto-taraudantesInfo
- Publication number
- FR1265999A FR1265999A FR829233A FR829233A FR1265999A FR 1265999 A FR1265999 A FR 1265999A FR 829233 A FR829233 A FR 829233A FR 829233 A FR829233 A FR 829233A FR 1265999 A FR1265999 A FR 1265999A
- Authority
- FR
- France
- Prior art keywords
- self
- tapping screws
- tapping
- screws
- Prior art date
- 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
- 238000010079 rubber tapping Methods 0.000 title 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
- F16B25/0036—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
- F16B25/0052—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 having indentations, notches or the like in order to improve the cutting behaviour
-
- 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
- F16B25/0036—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
- F16B25/0078—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw with a shaft of non-circular cross-section or other special geometric features of the shaft
-
- 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
- F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
- F16B35/041—Specially-shaped shafts
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR829233A FR1265999A (fr) | 1959-06-09 | 1960-06-07 | Vis auto-taraudantes |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US81916759A | 1959-06-09 | 1959-06-09 | |
FR829233A FR1265999A (fr) | 1959-06-09 | 1960-06-07 | Vis auto-taraudantes |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1265999A true FR1265999A (fr) | 1961-07-07 |
Family
ID=26186287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR829233A Expired FR1265999A (fr) | 1959-06-09 | 1960-06-07 | Vis auto-taraudantes |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1265999A (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3180202A (en) * | 1963-05-28 | 1965-04-27 | Gen Am Transport | Fluteless thread-forming tools |
US3213742A (en) * | 1963-07-18 | 1965-10-26 | Gen Am Transport | Combination thread swaging and fastening screws |
US3249142A (en) * | 1963-07-18 | 1966-05-03 | Res Eng & Mfg | Lock screw |
FR2343915A1 (fr) * | 1976-03-10 | 1977-10-07 | Res Engineering Manufacturi | Vis taraudeuse et ses matrices de roulage |
-
1960
- 1960-06-07 FR FR829233A patent/FR1265999A/fr not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3180202A (en) * | 1963-05-28 | 1965-04-27 | Gen Am Transport | Fluteless thread-forming tools |
US3213742A (en) * | 1963-07-18 | 1965-10-26 | Gen Am Transport | Combination thread swaging and fastening screws |
US3249142A (en) * | 1963-07-18 | 1966-05-03 | Res Eng & Mfg | Lock screw |
FR2343915A1 (fr) * | 1976-03-10 | 1977-10-07 | Res Engineering Manufacturi | Vis taraudeuse et ses matrices de roulage |
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