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IT1131560B - TUBULAR SPRING REINFORCED BY FIBERS - Google Patents

TUBULAR SPRING REINFORCED BY FIBERS

Info

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
Application number
IT23408/80A
Other languages
Italian (it)
Other versions
IT8023408A0 (en
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/en
Application granted granted Critical
Publication of IT1131560B publication Critical patent/IT1131560B/en

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 TUBULAR SPRING REINFORCED BY FIBERS IT1131560B (en)

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 (en) 1980-07-11
IT1131560B true IT1131560B (en) 1986-06-25

Family

ID=22007165

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23408/80A IT1131560B (en) 1979-07-12 1980-07-11 TUBULAR SPRING REINFORCED BY FIBERS

Country Status (6)

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

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 (en) * 1983-08-22 1985-03-09 Mitsubishi Rayon Co Ltd Coiled spring
JPS60109628A (en) * 1983-11-15 1985-06-15 Mitsubishi Rayon Co Ltd Hollow helical spring
DE3506037C1 (en) * 1985-02-21 1986-01-16 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5300 Bonn Coil spring and process for its manufacture
DK200987A (en) * 1987-04-15 1988-10-16 Bms Kunstfiber SPRINGS MANUFACTURED OF ARTIFICIAL FIBER-ARMED PLASTIC MATERIAL, AND PROCEDURES FOR MANUFACTURING THEREOF
US5111849A (en) * 1988-12-29 1992-05-12 Ems-Inventa Ag Helical pipes and method of manufacture thereof
FR2689811A1 (en) * 1992-04-14 1993-10-15 Lepoetre Pierre Thermo-formed shaped profiles of thermoplastic - reinforced with long fibres twisted together in curved sections with lay length related to radius of curvature and profile width
JP3009311B2 (en) * 1993-08-04 2000-02-14 東邦レーヨン株式会社 Fiber-reinforced resin coil spring and method of manufacturing the same
US5988612A (en) * 1997-08-07 1999-11-23 Bertelson; Peter C. Composite helical springs and process of manufacture
DE10110604A1 (en) * 2001-03-06 2002-10-02 Continental Ag Mounting for vibrating component in vehicle comprises helical fiber-containing composite spring which is compressed between power transmitting plates attached to its outside on diametrically opposite sides
US20020190451A1 (en) * 2001-06-01 2002-12-19 The University Of Akron Fiber-reinforced composite springs
FR2837250B1 (en) * 2002-03-18 2007-02-09 Max Sardou COMPOSITE HELICOIDAL SPRING AND METHOD OF MANUFACTURING THE SAME
DE102004057627A1 (en) * 2004-11-30 2006-06-08 Mahle International Gmbh Compression spring for a valve train
DE102007040609B4 (en) * 2007-08-27 2013-06-13 Eads Deutschland Gmbh Method for producing a cable-like spring element semifinished product, a spiral-shaped spring element, a tool for processing a cable-like spring element semifinished product, device for producing a spiral-shaped spring element
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 (en) 2014-06-11 2015-12-17 Thyssenkrupp Ag Torsionally loaded rod-shaped component with different fiber reinforcements for tensile and compressive loads
WO2017034034A1 (en) * 2015-08-26 2017-03-02 日本発條株式会社 Wire material for elastic member, and elastic member
JP2017082967A (en) * 2015-10-29 2017-05-18 日本発條株式会社 Coil spring wire and coil spring
JP6502235B2 (en) * 2015-10-29 2019-04-17 日本発條株式会社 Wire member for elastic member and elastic member
JP2017081048A (en) * 2015-10-29 2017-05-18 日本発條株式会社 Wire for elastic member and elastic member
WO2017163860A1 (en) * 2016-03-23 2017-09-28 日本発條株式会社 Coil spring
DE102018129549B9 (en) * 2018-11-23 2022-08-18 Action Composites Hightech GmbH Shaping the ends of coil springs
FR3090461B1 (en) * 2018-12-20 2021-12-03 S Ara Composite Composite rope
CN111331877B (en) * 2020-02-17 2022-05-17 浙江理工大学 Preparation method of variable-stiffness composite material spiral spring
CN114872350A (en) * 2022-05-18 2022-08-09 奇瑞汽车股份有限公司 Method for manufacturing coil spring and variable pitch coil spring

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1085331A (en) * 1953-10-21 1955-01-31 Spun glass spring
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 (en) * 1957-07-26 1900-01-01
DE1825702U (en) * 1959-09-17 1961-01-26 Phoenix Gummiwerke Ag SUSPENSION ELEMENT.
NL286649A (en) * 1961-12-13
FR1411011A (en) * 1963-07-24 1965-09-17 Fairey Sa Springs and their manufacturing process
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 (en) * 1973-07-10 1984-10-04 Sigri Elektrographit Gmbh, 8901 Meitingen Use of carbon fiber reinforced carbon as a spring element
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 (en) * 1992-02-25 1993-09-10 Daicel Chem Ind Ltd Magneto-optical recording medium

Also Published As

Publication number Publication date
GB2056615A (en) 1981-03-18
JPH0319140U (en) 1991-02-25
FR2461163A1 (en) 1981-01-30
GB2056615B (en) 1983-04-07
DE3026124C2 (en) 1990-11-08
CA1154042A (en) 1983-09-20
IT8023408A0 (en) 1980-07-11
DE3026124A1 (en) 1981-01-29
JPS5618136A (en) 1981-02-20
FR2461163B1 (en) 1986-09-26

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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