IT8023408A0 - Molla tubolare rinforzata da fibre. - Google Patents

Molla tubolare rinforzata da fibre.

Info

Publication number
IT8023408A0
IT8023408A0 IT8023408A IT2340880A IT8023408A0 IT 8023408 A0 IT8023408 A0 IT 8023408A0 IT 8023408 A IT8023408 A IT 8023408A IT 2340880 A IT2340880 A IT 2340880A IT 8023408 A0 IT8023408 A0 IT 8023408A0
Authority
IT
Italy
Prior art keywords
fiber reinforced
tubular spring
reinforced tubular
spring
fiber
Prior art date
Application number
IT8023408A
Other languages
English (en)
Other versions
IT1131560B (it
Inventor
Frank H Doyal
Leonard J Doolin
Original Assignee
Exxon Research Engineering Co
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 Exxon Research Engineering Co filed Critical Exxon Research Engineering Co
Publication of IT8023408A0 publication Critical patent/IT8023408A0/it
Application granted granted Critical
Publication of IT1131560B publication Critical patent/IT1131560B/it

Links

Classifications

    • 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
    • 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
    • B29C53/56—Winding and joining, e.g. winding spirally
    • B29C53/562—Winding and joining, e.g. winding spirally spirally
    • 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
    • F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F16F1/366—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers made of fibre-reinforced plastics, i.e. characterised by their special construction from such materials
    • F16F1/3665—Wound springs
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Springs (AREA)
  • Moulding By Coating Moulds (AREA)
IT23408/80A 1979-07-12 1980-07-11 Molla tubolare rinforzata da fibre IT1131560B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5688779A 1979-07-12 1979-07-12

Publications (2)

Publication Number Publication Date
IT8023408A0 true IT8023408A0 (it) 1980-07-11
IT1131560B IT1131560B (it) 1986-06-25

Family

ID=22007165

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23408/80A IT1131560B (it) 1979-07-12 1980-07-11 Molla tubolare rinforzata da fibre

Country Status (6)

Country Link
JP (2) JPS5618136A (it)
CA (1) CA1154042A (it)
DE (1) DE3026124A1 (it)
FR (1) FR2461163B1 (it)
GB (1) GB2056615B (it)
IT (1) IT1131560B (it)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464216A (en) * 1982-03-26 1984-08-07 Hercules Incorporated Composite negator springs
AU2536184A (en) * 1983-03-10 1984-09-13 Besnainou, Charles Plastics springs
JPS6044627A (ja) * 1983-08-22 1985-03-09 Mitsubishi Rayon Co Ltd コイルばね
JPS60109628A (ja) * 1983-11-15 1985-06-15 Mitsubishi Rayon Co Ltd 中空コイルばね
DE3506037C1 (de) * 1985-02-21 1986-01-16 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5300 Bonn Schraubenfeder sowie Verfahren zu deren Herstellung
DK200987A (da) * 1987-04-15 1988-10-16 Bms Kunstfiber Fjeder, der er fremstillet af et kunstfiberarmeret plastmateriale, samt fremgangsmaade til fremstiling heraf
US5111849A (en) * 1988-12-29 1992-05-12 Ems-Inventa Ag Helical pipes and method of manufacture thereof
FR2689811A1 (fr) * 1992-04-14 1993-10-15 Lepoetre Pierre Procédé de fabrication de profilés de type thermoformable, moyens en vue de la mise en Óoeuvre du profilé et produits obtenus selon ce procédé.
JP3009311B2 (ja) * 1993-08-04 2000-02-14 東邦レーヨン株式会社 繊維強化樹脂製コイルスプリングおよびその製造方法
US5988612A (en) * 1997-08-07 1999-11-23 Bertelson; Peter C. Composite helical springs and process of manufacture
DE10110604A1 (de) * 2001-03-06 2002-10-02 Continental Ag Lager zur Lagerung einer schwingungsfähigen Masse
US20020190451A1 (en) * 2001-06-01 2002-12-19 The University Of Akron Fiber-reinforced composite springs
FR2837250B1 (fr) * 2002-03-18 2007-02-09 Max Sardou Ressort helicoidal composite et procede de fabrication associe
DE102004057627A1 (de) * 2004-11-30 2006-06-08 Mahle International Gmbh Druckfeder für einen Ventiltrieb
DE102007040609B4 (de) * 2007-08-27 2013-06-13 Eads Deutschland Gmbh Verfahren zur Herstellung eines seilartigen Federelementhalbzeugs, eines spiralförmigen Federelements, ein Werkzeug zur Bearbeitung eines seilartigen Federelementhalbzeugs, Vorrichtung zur Herstellung eines spiralförmigen Federelements
US8857801B2 (en) * 2012-07-18 2014-10-14 Mssc Us Composite coil spring
GB201310485D0 (en) 2013-06-12 2013-07-24 Wellstream Int Ltd Windable body
DE102014211096A1 (de) 2014-06-11 2015-12-17 Thyssenkrupp Ag Torsionsbelastetes stabförmiges Bauteil mit unterschiedlichen Faserverstärkungen für Zug- und Druckbelastung
EP3343058A4 (en) * 2015-08-26 2019-05-01 NHK Spring Co., Ltd. WIRE MATERIAL FOR ELASTIC ELEMENT AND ELASTIC ELEMENT
JP2017082967A (ja) * 2015-10-29 2017-05-18 日本発條株式会社 コイルばね用線材およびコイルばね
JP6502235B2 (ja) * 2015-10-29 2019-04-17 日本発條株式会社 弾性部材用線材および弾性部材
JP2017081048A (ja) * 2015-10-29 2017-05-18 日本発條株式会社 弾性部材用線材および弾性部材
US10808784B2 (en) * 2016-03-23 2020-10-20 Nhk Spring Co., Ltd. Coil spring
DE102018129549B9 (de) * 2018-11-23 2022-08-18 Action Composites Hightech GmbH Gestaltung der Enden von Schraubenfedern
FR3090461B1 (fr) * 2018-12-20 2021-12-03 S Ara Composite Corde composite
CN111331877B (zh) * 2020-02-17 2022-05-17 浙江理工大学 一种变刚度复合材料螺旋弹簧的制备方法
CN114872350A (zh) * 2022-05-18 2022-08-09 奇瑞汽车股份有限公司 螺旋弹簧的制造方法和变节距螺旋弹簧

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1085331A (fr) * 1953-10-21 1955-01-31 Ressort en verre filé
US2812936A (en) * 1956-08-29 1957-11-12 Ford Motor Co Torsional member
US2852424A (en) * 1957-04-30 1958-09-16 Frank W Reinhart Reinforced plastic springs
BE569803A (it) * 1957-07-26 1900-01-01
DE1825702U (de) * 1959-09-17 1961-01-26 Phoenix Gummiwerke Ag Federungselement.
NL286649A (it) * 1961-12-13
FR1411011A (fr) * 1963-07-24 1965-09-17 Fairey Sa Ressorts et leur procédé de fabrication
US3378426A (en) * 1964-10-05 1968-04-16 Koppers Co Inc Apparatus for forming continuous helical coils of resin bonded glass fibers
US3728189A (en) * 1969-06-06 1973-04-17 Johns Manville Method and apparatus for fabricating a plurality of filaments into a helix
US3704877A (en) * 1971-02-22 1972-12-05 John Nunes Means and method of energy storage and damping
DE2334971C2 (de) * 1973-07-10 1984-10-04 Sigri Elektrographit Gmbh, 8901 Meitingen Verwendung von kohlenstoffaserverstärktem Kohlenstoff als Federelement
JPS5234161A (en) * 1975-09-10 1977-03-15 Sumitomo Electric Ind Ltd Coil spring of reinforced plastic material
JPS53127958A (en) * 1977-04-14 1978-11-08 Toray Ind Inc Coil spring made of fiber reinforced plastics
CA1098329A (en) * 1977-12-02 1981-03-31 Richard L. Vanauken Composite tubular element and methods for making same
US4260143A (en) * 1979-01-15 1981-04-07 Celanese Corporation Carbon fiber reinforced composite coil spring
JPH05234161A (ja) * 1992-02-25 1993-09-10 Daicel Chem Ind Ltd 光磁気記録媒体

Also Published As

Publication number Publication date
DE3026124C2 (it) 1990-11-08
CA1154042A (en) 1983-09-20
DE3026124A1 (de) 1981-01-29
JPH0319140U (it) 1991-02-25
FR2461163A1 (fr) 1981-01-30
FR2461163B1 (fr) 1986-09-26
JPS5618136A (en) 1981-02-20
IT1131560B (it) 1986-06-25
GB2056615A (en) 1981-03-18
GB2056615B (en) 1983-04-07

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950729