IT1131560B - Molla tubolare rinforzata da fibre - Google Patents
Molla tubolare rinforzata da fibreInfo
- Publication number
- IT1131560B IT1131560B IT23408/80A IT2340880A IT1131560B IT 1131560 B IT1131560 B IT 1131560B IT 23408/80 A IT23408/80 A IT 23408/80A IT 2340880 A IT2340880 A IT 2340880A IT 1131560 B IT1131560 B IT 1131560B
- Authority
- IT
- Italy
- Prior art keywords
- fibers
- tubular spring
- spring reinforced
- reinforced
- tubular
- Prior art date
Links
- 239000000835 fiber Substances 0.000 title 1
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)
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 IT8023408A0 (it) | 1980-07-11 |
IT1131560B true 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 (de) |
CA (1) | CA1154042A (de) |
DE (1) | DE3026124A1 (de) |
FR (1) | FR2461163B1 (de) |
GB (1) | GB2056615B (de) |
IT (1) | IT1131560B (de) |
Families Citing this family (27)
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 |
CN107923465A (zh) * | 2015-08-26 | 2018-04-17 | 日本发条株式会社 | 弹性部件用线材以及弹性部件 |
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 |
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 |
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 |
JP6832338B2 (ja) * | 2016-03-23 | 2021-02-24 | 日本発條株式会社 | コイルばね |
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)
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 (de) * | 1957-07-26 | 1900-01-01 | ||
DE1825702U (de) * | 1959-09-17 | 1961-01-26 | Phoenix Gummiwerke Ag | Federungselement. |
NL286649A (de) * | 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 |
-
1980
- 1980-06-09 CA CA000353601A patent/CA1154042A/en not_active Expired
- 1980-06-24 GB GB8020642A patent/GB2056615B/en not_active Expired
- 1980-07-10 DE DE19803026124 patent/DE3026124A1/de active Granted
- 1980-07-11 IT IT23408/80A patent/IT1131560B/it active
- 1980-07-11 FR FR8015529A patent/FR2461163B1/fr not_active Expired
- 1980-07-12 JP JP9457680A patent/JPS5618136A/ja active Pending
-
1989
- 1989-05-15 JP JP1989055722U patent/JPH0319140U/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB2056615B (en) | 1983-04-07 |
FR2461163A1 (fr) | 1981-01-30 |
IT8023408A0 (it) | 1980-07-11 |
GB2056615A (en) | 1981-03-18 |
DE3026124A1 (de) | 1981-01-29 |
JPS5618136A (en) | 1981-02-20 |
DE3026124C2 (de) | 1990-11-08 |
JPH0319140U (de) | 1991-02-25 |
FR2461163B1 (fr) | 1986-09-26 |
CA1154042A (en) | 1983-09-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19950729 |