ES258495A1 - Un metodo de hacer un miembro autoterrajador - Google Patents
Un metodo de hacer un miembro autoterrajadorInfo
- Publication number
- ES258495A1 ES258495A1 ES0258495A ES258495A ES258495A1 ES 258495 A1 ES258495 A1 ES 258495A1 ES 0258495 A ES0258495 A ES 0258495A ES 258495 A ES258495 A ES 258495A ES 258495 A1 ES258495 A1 ES 258495A1
- Authority
- ES
- Spain
- Prior art keywords
- self
- tapping screws
- sides
- intersection
- blank
- 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 abstract 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000005096 rolling process Methods 0.000 abstract 1
Classifications
-
- 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
- F16B25/0042—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
-
- 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)
- Forging (AREA)
- Connection Of Plates (AREA)
- Dowels (AREA)
- Transmission Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US81916759A | 1959-06-09 | 1959-06-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES258495A1 true ES258495A1 (es) | 1960-11-16 |
Family
ID=25227379
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES0258495A Expired ES258495A1 (es) | 1959-06-09 | 1960-05-31 | Un metodo de hacer un miembro autoterrajador |
Country Status (6)
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3377906A (en) * | 1966-05-02 | 1968-04-16 | Res Engineering And Mfg Inc | Thread-forming tool |
US3643722A (en) * | 1969-05-16 | 1972-02-22 | Parker Kalon Corp | Self-locking threaded fasteners |
US4040328A (en) * | 1976-03-10 | 1977-08-09 | Research Engineering & Manufacturing, Inc. | Thread-forming fastener having dual lobulation and dies for making the same |
US5964560A (en) * | 1995-08-15 | 1999-10-12 | Henriksen; Arne | Screw fastener |
US6375401B1 (en) * | 1999-10-20 | 2002-04-23 | Continental/Midland, Inc. | Fastener shank crossection utilizing non-circular constant breadth curves |
GB2371343A (en) * | 2001-01-17 | 2002-07-24 | Chun Chen Screw Co Ltd | Screw having triangular or polygonal thread turns |
US6254327B1 (en) * | 1999-12-01 | 2001-07-03 | Chun Chen Screw Co., Ltd. | Screw with spiral triangular threads |
CN2833213Y (zh) * | 2005-09-28 | 2006-11-01 | 欧维国际贸易(上海)有限公司 | 易攻螺钉 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2183688A (en) * | 1937-04-24 | 1939-12-19 | Illinois Tool Works | Means for and method of rolling screw threads |
US2174968A (en) * | 1938-10-10 | 1939-10-03 | Economy Screw Corp | Screw making machine |
US2352982A (en) * | 1942-06-25 | 1944-07-04 | American Screw Co | Screw for plastics |
US2483186A (en) * | 1945-10-02 | 1949-09-27 | New Process Screw Corp | Apparatus for rolling screws |
FR1177073A (fr) * | 1957-05-29 | 1959-04-20 | Besly Welles Corp | Tarauds sans cannelures pour tarauder du métal |
-
1960
- 1960-05-26 GB GB1862860A patent/GB957675A/en not_active Expired
- 1960-05-27 SE SE519760A patent/SE320846B/xx unknown
- 1960-05-27 DE DE1960R0028053 patent/DE1291948B/de active Pending
- 1960-05-30 DK DK209960A patent/DK134289B/da unknown
- 1960-05-31 ES ES0258495A patent/ES258495A1/es not_active Expired
- 1960-06-08 BE BE591674A patent/BE591674A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
DE1291948B (de) | 1969-04-03 |
SE320846B (US08124317-20120228-C00026.png) | 1970-02-16 |
DK134289B (da) | 1976-10-11 |
DK134289C (US08124317-20120228-C00026.png) | 1977-03-07 |
GB957675A (en) | 1964-05-13 |
BE591674A (fr) | 1960-10-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ES258495A1 (es) | Un metodo de hacer un miembro autoterrajador | |
BE587798A (fr) | Procédé pour fabriquer des boulets produisant peu de fumée et boulets ainsi fabriqués. | |
ES243890A1 (es) | Tuerca multiple | |
AU244820B2 (en) | 16a. METHYL-ALLOPREGNANES SUBSTITUTED INTHE 21-POSITION AND PROCESS FOR THEIR MANUFACTURE | |
ES74699U (es) | Nueva polea extensible de paso múltiple y diámetro variable | |
ES57958U (es) | Un aparato de alumbrado perfeccionado | |
BE586632A (fr) | Production de métaux. | |
ES174320U (es) | Dispositivo de roscas que se cruzan. | |
AU235577B2 (en) | N1, N2-DISUBSTITUTED carboxylic acid hydrazides and their manufacture | |
ES67802U (es) | Bisagra graduable mediante un tornillo roscado | |
AU5043259A (en) | 16a. METHYL-ALLOPREGNANES SUBSTITUTED INTHE 21-POSITION AND PROCESS FOR THEIR MANUFACTURE | |
BE594160A (fr) | Procédé de fabrication de médailles et médailles ainsi obtenues. | |
CA566174A (en) | Variable escapement | |
ES77120U (es) | Soporte para sonajeros | |
AU263052B2 (en) | New esters, the process oftheir manufacture and their applications | |
ES60594U (es) | Un rodillo perfeccionado para pintar ángulos de paredes y otras superficies | |
AU4268758A (en) | N1, N2-DISUBSTITUTED carboxylic acid hydrazides and their manufacture | |
ES78186U (es) | Sujetador para toda clase de cables | |
ES366979A1 (es) | Procedimiento y dispositivo para la fabricacion de varillasconicas de metal. | |
AU231416B2 (en) | Polyenealdehydes and process forthe manufacture thereof | |
CA584189A (en) | Variable pitch sheaves | |
ES81915U (es) | Travesero para roscar a fricción | |
CA552976A (en) | Lubricant modifier | |
ES54872U (es) | Nuevo aparato para alumbrado decorativo | |
AU230871B2 (en) | New phenylmorpholines and processes for their manufacture |