ES415433A1 - Perfeccionamientos en la fabricacion de sujetadores filet- tados auto-roscantes y metodo para su realizacion. - Google Patents

Perfeccionamientos en la fabricacion de sujetadores filet- tados auto-roscantes y metodo para su realizacion.

Info

Publication number
ES415433A1
ES415433A1 ES415433A ES415433A ES415433A1 ES 415433 A1 ES415433 A1 ES 415433A1 ES 415433 A ES415433 A ES 415433A ES 415433 A ES415433 A ES 415433A ES 415433 A1 ES415433 A1 ES 415433A1
Authority
ES
Spain
Prior art keywords
tip
thread
flanks
stem portion
lobes
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
Application number
ES415433A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
USM Corp
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.)
Filing date
Publication date
Application filed by USM Corp filed Critical USM Corp
Publication of ES415433A1 publication Critical patent/ES415433A1/es
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21HMAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H3/00Making helical bodies or bodies having parts of helical shape
    • B21H3/02Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
    • B21H3/027Rolling of self-tapping screws
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/001Screws 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
    • F16B25/0021Screws 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0042Screws 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
    • F16B25/0052Screws 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)
ES415433A 1972-05-24 1973-05-24 Perfeccionamientos en la fabricacion de sujetadores filet- tados auto-roscantes y metodo para su realizacion. Expired ES415433A1 (es)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ES415433A1 true ES415433A1 (es) 1976-02-16

Family

ID=22972001

Family Applications (1)

Application Number Title Priority Date Filing Date
ES415433A Expired ES415433A1 (es) 1972-05-24 1973-05-24 Perfeccionamientos en la fabricacion de sujetadores filet- tados auto-roscantes y metodo para su realizacion.

Country Status (18)

Country Link
AT (1) AT339118B (es)
BE (1) BE799936A (es)
CA (1) CA977192A (es)
CH (1) CH572165A5 (es)
DE (2) DE2322351C2 (es)
ES (1) ES415433A1 (es)
FI (1) FI58819C (es)
FR (1) FR2186084A5 (es)
GB (2) GB1376585A (es)
HK (2) HK65778A (es)
IE (1) IE37620B1 (es)
IL (1) IL42270A0 (es)
IT (1) IT987827B (es)
LU (1) LU67649A1 (es)
NL (1) NL174914C (es)
NO (2) NO139343C (es)
SE (1) SE397394B (es)
ZA (1) ZA733514B (es)

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
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)

* 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

Also Published As

Publication number Publication date
GB1376585A (en) 1974-12-04
IE37620L (en) 1973-11-24
HK65878A (en) 1978-11-24
FR2186084A5 (es) 1974-01-04
CA977192A (en) 1975-11-04
NL174914B (nl) 1984-04-02
AU5598073A (en) 1974-11-28
FI58819B (fi) 1980-12-31
DE2322351A1 (de) 1973-12-06
HK65778A (en) 1978-11-24
SE397394B (sv) 1977-10-31
GB1376586A (en) 1974-12-04
LU67649A1 (es) 1973-07-26
IT987827B (it) 1975-03-20
AT339118B (de) 1977-10-10
CH572165A5 (es) 1976-01-30
NO750695L (es) 1973-11-27
NL174914C (nl) 1984-09-03
ZA733514B (en) 1974-11-27
NO139343B (no) 1978-11-13
NO139343C (no) 1979-02-21
NL7307022A (es) 1973-11-27
DE2322351C2 (es) 1990-08-23
ATA448573A (de) 1977-01-15
IE37620B1 (en) 1977-08-31
IL42270A0 (en) 1973-07-30
FI58819C (fi) 1981-04-10
BE799936A (fr) 1973-09-17

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