NO750695L - - Google Patents
Info
- Publication number
- NO750695L NO750695L NO750695A NO750695A NO750695L NO 750695 L NO750695 L NO 750695L NO 750695 A NO750695 A NO 750695A NO 750695 A NO750695 A NO 750695A NO 750695 L NO750695 L NO 750695L
- Authority
- NO
- Norway
- Prior art keywords
- thread
- tabs
- shaft
- tip
- towards
- Prior art date
Links
- 230000035515 penetration Effects 0.000 claims description 8
- 230000007704 transition Effects 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 238000013459 approach Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 description 48
- 239000011159 matrix material Substances 0.000 description 10
- 230000000149 penetrating effect Effects 0.000 description 10
- 238000010079 rubber tapping Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 7
- 238000013461 design Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 238000003491 array Methods 0.000 description 3
- 238000005242 forging Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 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
- F16B25/001—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
- F16B25/0042—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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Forging (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US25637072A | 1972-05-24 | 1972-05-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
NO750695L true NO750695L (nl) | 1973-11-27 |
Family
ID=22972001
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO2121/73A NO139343C (no) | 1972-05-24 | 1973-05-23 | Fremgangsmaate til fremstilling av en selvgjengende skrue og gjengevalsematriser til utfoerelse av fremgangsmaaten |
NO750695A NO750695L (nl) | 1972-05-24 | 1975-03-03 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO2121/73A NO139343C (no) | 1972-05-24 | 1973-05-23 | Fremgangsmaate til fremstilling av en selvgjengende skrue og gjengevalsematriser til utfoerelse av fremgangsmaaten |
Country Status (18)
Country | Link |
---|---|
AT (1) | AT339118B (nl) |
BE (1) | BE799936A (nl) |
CA (1) | CA977192A (nl) |
CH (1) | CH572165A5 (nl) |
DE (2) | DE2322351A1 (nl) |
ES (1) | ES415433A1 (nl) |
FI (1) | FI58819C (nl) |
FR (1) | FR2186084A5 (nl) |
GB (2) | GB1376586A (nl) |
HK (2) | HK65778A (nl) |
IE (1) | IE37620B1 (nl) |
IL (1) | IL42270A0 (nl) |
IT (1) | IT987827B (nl) |
LU (1) | LU67649A1 (nl) |
NL (1) | NL174914C (nl) |
NO (2) | NO139343C (nl) |
SE (1) | SE397394B (nl) |
ZA (1) | ZA733514B (nl) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2703433A1 (de) * | 1977-01-28 | 1978-12-07 | Schumacher Wilhelm Kg | Gewindeformende schraube sowie verfahren zum herstellen derselben und walzbacke zur durchfuehrung des verfahrens |
DE2844412C2 (de) * | 1978-10-12 | 1986-03-27 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Becherförmiges Gehäuse für elektrische Bauelemente |
US4411147A (en) * | 1981-08-12 | 1983-10-25 | Russell Burdsall & Ward Corporation | Rolling dies and method of forming the same |
DE102022121435A1 (de) | 2022-08-24 | 2024-02-29 | Ejot Se & Co. Kg | Schraube für die Direktverschraubung in ein Bauteil |
DE102022121434A1 (de) | 2022-08-24 | 2024-02-29 | Ejot Se & Co. Kg | Schraube für die Direktverschraubung in ein Bauteil |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2348850A (en) * | 1939-05-03 | 1944-05-16 | Groov Pin Corp | Art of screw rolling |
FR1337952A (fr) * | 1961-10-25 | 1963-09-20 | Gen Am Transport | Outils à tarauder sans rainure et leurs procédés de fabrication |
US3426642A (en) * | 1962-02-05 | 1969-02-11 | Res Eng & Mfg | Self-tapping screws with threadforming projections |
US3504722A (en) * | 1968-11-20 | 1970-04-07 | Lamson & Sessions Co | Thread forming and locking fastener |
-
1973
- 1973-02-16 CA CA163,957A patent/CA977192A/en not_active Expired
- 1973-05-03 DE DE2322351A patent/DE2322351A1/de active Granted
- 1973-05-03 DE DE2322351A patent/DE2322351C2/de not_active Expired - Lifetime
- 1973-05-09 FI FI1498/73A patent/FI58819C/fi active
- 1973-05-10 IE IE741/73A patent/IE37620B1/xx unknown
- 1973-05-10 CH CH701373A patent/CH572165A5/xx not_active IP Right Cessation
- 1973-05-15 IL IL42270A patent/IL42270A0/xx unknown
- 1973-05-18 NL NLAANVRAGE7307022,A patent/NL174914C/nl not_active IP Right Cessation
- 1973-05-22 FR FR7318538A patent/FR2186084A5/fr not_active Expired
- 1973-05-23 SE SE7307258A patent/SE397394B/xx unknown
- 1973-05-23 IT IT24448/73A patent/IT987827B/it active
- 1973-05-23 LU LU67649A patent/LU67649A1/xx unknown
- 1973-05-23 GB GB1473274A patent/GB1376586A/en not_active Expired
- 1973-05-23 ZA ZA733514A patent/ZA733514B/xx unknown
- 1973-05-23 AT AT448573A patent/AT339118B/de not_active IP Right Cessation
- 1973-05-23 BE BE131440A patent/BE799936A/xx not_active IP Right Cessation
- 1973-05-23 NO NO2121/73A patent/NO139343C/no unknown
- 1973-05-23 GB GB2477973A patent/GB1376585A/en not_active Expired
- 1973-05-24 ES ES415433A patent/ES415433A1/es not_active Expired
-
1975
- 1975-03-03 NO NO750695A patent/NO750695L/no unknown
-
1978
- 1978-11-16 HK HK657/78A patent/HK65778A/xx unknown
- 1978-11-16 HK HK658/78A patent/HK65878A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
NL174914B (nl) | 1984-04-02 |
FI58819C (fi) | 1981-04-10 |
GB1376585A (en) | 1974-12-04 |
ZA733514B (en) | 1974-11-27 |
NL174914C (nl) | 1984-09-03 |
IE37620B1 (en) | 1977-08-31 |
HK65878A (en) | 1978-11-24 |
AU5598073A (en) | 1974-11-28 |
BE799936A (fr) | 1973-09-17 |
DE2322351A1 (de) | 1973-12-06 |
FI58819B (fi) | 1980-12-31 |
NO139343B (no) | 1978-11-13 |
GB1376586A (en) | 1974-12-04 |
LU67649A1 (nl) | 1973-07-26 |
IT987827B (it) | 1975-03-20 |
ATA448573A (de) | 1977-01-15 |
SE397394B (sv) | 1977-10-31 |
DE2322351C2 (nl) | 1990-08-23 |
CH572165A5 (nl) | 1976-01-30 |
ES415433A1 (es) | 1976-02-16 |
IL42270A0 (en) | 1973-07-30 |
NO139343C (no) | 1979-02-21 |
IE37620L (en) | 1973-11-24 |
AT339118B (de) | 1977-10-10 |
HK65778A (en) | 1978-11-24 |
CA977192A (en) | 1975-11-04 |
FR2186084A5 (nl) | 1974-01-04 |
NL7307022A (nl) | 1973-11-27 |
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