IT1076962B - Procedimento di fabbricazione di elementi elicoidali in materiale sintetico estruso,dispositivo per la sua attuazione ed elementi elicoidali cosi' ottenuti - Google Patents

Procedimento di fabbricazione di elementi elicoidali in materiale sintetico estruso,dispositivo per la sua attuazione ed elementi elicoidali cosi' ottenuti

Info

Publication number
IT1076962B
IT1076962B IT19397/77A IT1939777A IT1076962B IT 1076962 B IT1076962 B IT 1076962B IT 19397/77 A IT19397/77 A IT 19397/77A IT 1939777 A IT1939777 A IT 1939777A IT 1076962 B IT1076962 B IT 1076962B
Authority
IT
Italy
Prior art keywords
helical elements
implementation
manufacture
synthetic material
extruded synthetic
Prior art date
Application number
IT19397/77A
Other languages
English (en)
Inventor
Rene Casaert
Michel Pavy
Original Assignee
Nortene Sa
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 Nortene Sa filed Critical Nortene Sa
Application granted granted Critical
Publication of IT1076962B publication Critical patent/IT1076962B/it

Links

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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
    • F16F1/04—Wound springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/02—Bending or folding
    • B29C53/12—Bending or folding helically, e.g. for making springs
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
    • F16F1/021—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant characterised by their composition, e.g. comprising materials providing for particular spring properties
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/37—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/131—Curved articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/774—Springs
    • B29L2031/7742—Springs helical springs

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT19397/77A 1976-01-19 1977-01-18 Procedimento di fabbricazione di elementi elicoidali in materiale sintetico estruso,dispositivo per la sua attuazione ed elementi elicoidali cosi' ottenuti IT1076962B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7601241A FR2338128A1 (fr) 1976-01-19 1976-01-19 Procede de fabrication d'elements helicoidaux en matiere synthetique extrudes, dispositif pour sa mise en oeuvre et elements helicoidaux obtenus

Publications (1)

Publication Number Publication Date
IT1076962B true IT1076962B (it) 1985-04-27

Family

ID=9168075

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19397/77A IT1076962B (it) 1976-01-19 1977-01-18 Procedimento di fabbricazione di elementi elicoidali in materiale sintetico estruso,dispositivo per la sua attuazione ed elementi elicoidali cosi' ottenuti

Country Status (5)

Country Link
US (1) US4182738A (it)
DE (1) DE2701825C2 (it)
FR (1) FR2338128A1 (it)
GB (1) GB1575691A (it)
IT (1) IT1076962B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3326858C1 (de) * 1983-07-26 1984-11-08 Reinhard Werner 6057 Dietzenbach Leo Vorrichtung zum Herstellen einer gewickelten Wendel
CA1220314A (en) * 1983-10-21 1987-04-14 George Bloomfield Twisting a plastic ribbon
IT1177430B (it) * 1984-12-17 1987-08-26 Pirelli Cavi Spa Procedimento e apparecchiatura per la produzione di un nucleo provvisto di scanalature ad elica aperta per cavi elementari a fibre ottiche
US4929167A (en) * 1987-06-12 1990-05-29 Pepper Kenneth V Apparatus for producing a helical tube
FR2618329B1 (fr) * 1987-07-22 1997-03-28 Dow Corning Sa Procede de fabrication d'un anneau capable d'assurer la liberation d'un agent therapeutique, et anneau fabrique par ce procede
NL1002413C2 (nl) * 1996-02-21 1997-08-25 Int Chem Eng Ets Werkwijze en inrichting voor het vervaardigen van een gekromde folieslang uit thermoplastisch kunststofmateriaal.
US6547502B1 (en) * 1997-04-21 2003-04-15 Spiel Associates, Inc. Combination plastic spiral forming machine and semi-automatic plastic spiral binding machine
US6298639B1 (en) 1998-05-08 2001-10-09 Berwick Industries, Inc. Method and associated apparatus for imparting a helical curl ribbon material for making a decorative element
US6283907B1 (en) 1998-05-15 2001-09-04 Berwick Delaware, Inc. Method and associated apparatus for imparting a helical curl to ribbon material for making a decorative element
US6074592A (en) * 1998-07-20 2000-06-13 Berwick Delaware, Inc. Method for imparting curl to ribbon material
US6656104B1 (en) * 1999-11-22 2003-12-02 Mark Forrester Method and apparatus for winding spooled materials
US6986203B2 (en) * 2004-03-24 2006-01-17 Union Composites Co., Ltd. Manufacturing method for a composite coil spring
US20090029029A1 (en) * 2007-07-13 2009-01-29 Benjamin Lin Apparatus and method for manufacturing a consumable candy drinking straw
BR112014013423B1 (pt) * 2011-12-22 2020-11-10 Tokyo Rope Manufacturing Co., Ltd fio chato e tubo reforçado ou cabo reforçado
NL2009894C2 (en) * 2012-11-28 2014-06-02 Vmi Holland Bv Apex formation assembly.

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1824482A (en) * 1929-10-09 1931-09-22 Charles Taylor Sons Company Method and apparatus for making curved bodies
US1931371A (en) * 1932-05-10 1933-10-17 Bonnot Company Plastic material manufacture
US2039475A (en) * 1932-07-28 1936-05-05 John W Campbell Flexuously compacted conductor
US2313630A (en) * 1939-09-12 1943-03-09 Owens Corning Fiberglass Corp Method and apparatus for producing glass fibers
US2350996A (en) * 1940-01-06 1944-06-13 Owens Corning Fiberglass Corp Method of forming pipe coverings
US2385358A (en) * 1944-09-15 1945-09-25 Dow Chemical Co Method of making fine fibers
US2462808A (en) * 1945-07-16 1949-02-22 Danner Edward Manufacture of tubular glassware
US2575747A (en) * 1946-05-06 1951-11-20 Ralph D Collins Apparatus for making retractile cords
US2573300A (en) * 1946-05-10 1951-10-30 Corning Glass Works Glass forming apparatus
US2601269A (en) * 1949-03-18 1952-06-24 Richard A Fisch Curved lengths of plastic material and apparatus for making the same
BE566751A (it) * 1957-04-18
US3284851A (en) * 1964-02-03 1966-11-15 Zernay Henry James Extruding means having rotary head
US3454695A (en) * 1967-03-30 1969-07-08 Imp Eastman Corp Method of forming coiled plastic hose
DE1729110B1 (de) * 1967-12-27 1970-05-06 J H R Vielmeter Kg Vorrichtung zum Herstellen eines flexiblen Schlauches
US3728189A (en) * 1969-06-06 1973-04-17 Johns Manville Method and apparatus for fabricating a plurality of filaments into a helix

Also Published As

Publication number Publication date
DE2701825C2 (de) 1982-09-09
FR2338128B1 (it) 1979-07-06
DE2701825A1 (de) 1977-07-28
FR2338128A1 (fr) 1977-08-12
US4182738A (en) 1980-01-08
GB1575691A (en) 1980-09-24

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