FI58819C - Foerfarande foer framstaellning av en sjaelvgaengande skruv och ett valsningsbackpar foer utfoerande av foerfarandet - Google Patents

Foerfarande foer framstaellning av en sjaelvgaengande skruv och ett valsningsbackpar foer utfoerande av foerfarandet Download PDF

Info

Publication number: FI58819C
Authority: FI; Finland
Prior art keywords: rolling; cams; thread; threaded; jaw
Prior art date: 1972-05-24

Application number

FI1498/73A

Other languages

English (en)

Finnish (fi)

Other versions

FI58819B (fi

Inventor

Edwin John Skierski

Original Assignee

Usm Corp

Priority date (The priority date 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 date listed.)

1972-05-24

Filing date

1973-05-09

Publication date

1981-04-10

1973-05-09 Application filed by Usm Corp filed Critical Usm Corp

1980-06-12 Priority to FI801888A priority Critical patent/FI801888A/fi

1980-12-31 Publication of FI58819B publication Critical patent/FI58819B/fi

1981-04-10 Application granted granted Critical

1981-04-10 Publication of FI58819C publication Critical patent/FI58819C/fi

Links

238000005096 rolling process Methods 0.000 claims description 66
238000010079 rubber tapping Methods 0.000 claims description 16
238000000034 method Methods 0.000 claims description 15
238000004519 manufacturing process Methods 0.000 claims description 9
230000000630 rising effect Effects 0.000 claims description 2
230000000149 penetrating effect Effects 0.000 description 10
238000000465 moulding Methods 0.000 description 7
208000019901 Anxiety disease Diseases 0.000 description 5
230000036506 anxiety Effects 0.000 description 5
230000003247 decreasing effect Effects 0.000 description 4
230000015572 biosynthetic process Effects 0.000 description 3
230000007812 deficiency Effects 0.000 description 3
230000000694 effects Effects 0.000 description 3
239000000463 material Substances 0.000 description 3
239000002184 metal Substances 0.000 description 2
235000005156 Brassica carinata Nutrition 0.000 description 1
244000257790 Brassica carinata Species 0.000 description 1
238000013459 approach Methods 0.000 description 1
230000006835 compression Effects 0.000 description 1
238000007906 compression Methods 0.000 description 1
238000010276 construction Methods 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
238000005520 cutting process Methods 0.000 description 1
230000006870 function Effects 0.000 description 1
238000005098 hot rolling Methods 0.000 description 1
230000001771 impaired effect Effects 0.000 description 1
238000007689 inspection Methods 0.000 description 1
239000004071 soot Substances 0.000 description 1
239000000126 substance Substances 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)

FI1498/73A 1972-05-24 1973-05-09 Foerfarande foer framstaellning av en sjaelvgaengande skruv och ett valsningsbackpar foer utfoerande av foerfarandet FI58819C (fi)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
FI801888A FI801888A (fi)	1972-05-24	1980-06-12	Sjaelvgaengande avslutsstycke

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US25637072A	1972-05-24	1972-05-24
US25637072		1972-05-24

Publications (2)

Publication Number	Publication Date
FI58819B FI58819B (fi)	1980-12-31
FI58819C true FI58819C (fi)	1981-04-10

Family

ID=22972001

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI1498/73A FI58819C (fi)	1972-05-24	1973-05-09	Foerfarande foer framstaellning av en sjaelvgaengande skruv och ett valsningsbackpar foer utfoerande av foerfarandet

Country Status (18)

Country	Link
AT (1)	AT339118B (de)
BE (1)	BE799936A (de)
CA (1)	CA977192A (de)
CH (1)	CH572165A5 (de)
DE (2)	DE2322351C2 (de)
ES (1)	ES415433A1 (de)
FI (1)	FI58819C (de)
FR (1)	FR2186084A5 (de)
GB (2)	GB1376586A (de)
HK (2)	HK65778A (de)
IE (1)	IE37620B1 (de)
IL (1)	IL42270A0 (de)
IT (1)	IT987827B (de)
LU (1)	LU67649A1 (de)
NL (1)	NL174914C (de)
NO (2)	NO139343C (de)
SE (1)	SE397394B (de)
ZA (1)	ZA733514B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
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
DE102022121434A1 (de)	2022-08-24	2024-02-29	Ejot Se & Co. Kg	Schraube für die Direktverschraubung in ein Bauteil
DE102022121435A1 (de)	2022-08-24	2024-02-29	Ejot Se & Co. Kg	Schraube für die Direktverschraubung in ein Bauteil

Family Cites Families (4)

* Cited by examiner, † Cited by third party
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/DE2322351C2/de not_active Expired - Lifetime
- 1973-05-03 DE DE2322351A patent/DE2322351A1/de active Granted
- 1973-05-09 FI FI1498/73A patent/FI58819C/fi active
- 1973-05-10 CH CH701373A patent/CH572165A5/xx not_active IP Right Cessation
- 1973-05-10 IE IE741/73A patent/IE37620B1/xx unknown
- 1973-05-15 IL IL42270A patent/IL42270A0/xx unknown
- 1973-05-18 NL NLAANVRAGE7307022,A patent/NL174914C/xx not_active IP Right Cessation
- 1973-05-22 FR FR7318538A patent/FR2186084A5/fr not_active Expired
- 1973-05-23 AT AT448573A patent/AT339118B/de not_active IP Right Cessation
- 1973-05-23 LU LU67649A patent/LU67649A1/xx unknown
- 1973-05-23 NO NO2121/73A patent/NO139343C/no unknown
- 1973-05-23 ZA ZA733514A patent/ZA733514B/xx unknown
- 1973-05-23 IT IT24448/73A patent/IT987827B/it active
- 1973-05-23 SE SE7307258A patent/SE397394B/xx unknown
- 1973-05-23 GB GB1473274A patent/GB1376586A/en not_active Expired
- 1973-05-23 GB GB2477973A patent/GB1376585A/en not_active Expired
- 1973-05-23 BE BE131440A patent/BE799936A/xx not_active IP Right Cessation
- 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
CH572165A5 (de)	1976-01-30
IE37620B1 (en)	1977-08-31
HK65878A (en)	1978-11-24
NL7307022A (de)	1973-11-27
ZA733514B (en)	1974-11-27
ES415433A1 (es)	1976-02-16
NO139343C (no)	1979-02-21
SE397394B (sv)	1977-10-31
FI58819B (fi)	1980-12-31
NL174914C (nl)	1984-09-03
DE2322351C2 (de)	1990-08-23
NO139343B (no)	1978-11-13
NO750695L (de)	1973-11-27
AU5598073A (en)	1974-11-28
NL174914B (nl)	1984-04-02
LU67649A1 (de)	1973-07-26
GB1376585A (en)	1974-12-04
HK65778A (en)	1978-11-24
FR2186084A5 (de)	1974-01-04
IT987827B (it)	1975-03-20
CA977192A (en)	1975-11-04
BE799936A (fr)	1973-09-17
DE2322351A1 (de)	1973-12-06
AT339118B (de)	1977-10-10
IE37620L (en)	1973-11-24
IL42270A0 (en)	1973-07-30
GB1376586A (en)	1974-12-04
ATA448573A (de)	1977-01-15

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