JP7379729B2 - コイルばね - Google Patents

コイルばね Download PDF

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Publication number
JP7379729B2
JP7379729B2 JP2022568107A JP2022568107A JP7379729B2 JP 7379729 B2 JP7379729 B2 JP 7379729B2 JP 2022568107 A JP2022568107 A JP 2022568107A JP 2022568107 A JP2022568107 A JP 2022568107A JP 7379729 B2 JP7379729 B2 JP 7379729B2
Authority
JP
Japan
Prior art keywords
section
cross
coil spring
circular
wire
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.)
Active
Application number
JP2022568107A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2022123960A1 (https=
Inventor
真一 西沢
千里 森山
ファン ダイ
武志 古瀬
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.)
NHK Spring Co Ltd
Original Assignee
NHK Spring Co Ltd
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 NHK Spring Co Ltd filed Critical NHK Spring Co Ltd
Publication of JPWO2022123960A1 publication Critical patent/JPWO2022123960A1/ja
Priority to JP2023183195A priority Critical patent/JP7508681B2/ja
Application granted granted Critical
Publication of JP7379729B2 publication Critical patent/JP7379729B2/ja
Priority to JP2024099969A priority patent/JP7732046B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F16F1/042—Wound springs characterised by the cross-section of the wire
    • F16F1/043—Wound springs characterised by the cross-section of the wire the cross-section varying with the wire length
    • 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
    • F16F2226/00—Manufacturing; Treatments
    • 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
    • F16F2228/00—Functional characteristics, e.g. variability, frequency-dependence
    • F16F2228/001—Specific functional characteristics in numerical form or in the form of equations
    • 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
    • F16F2228/00—Functional characteristics, e.g. variability, frequency-dependence
    • F16F2228/06—Stiffness
    • F16F2228/066—Variable stiffness
    • 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
    • F16F2232/00—Nature of movement
    • F16F2232/08—Linear
    • 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
    • F16F2238/00—Type of springs or dampers
    • F16F2238/02—Springs
    • F16F2238/026—Springs wound- or coil-like

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Springs (AREA)
  • Wire Processing (AREA)
  • Vehicle Body Suspensions (AREA)
JP2022568107A 2020-12-07 2021-11-02 コイルばね Active JP7379729B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2023183195A JP7508681B2 (ja) 2020-12-07 2023-10-25 コイルばね
JP2024099969A JP7732046B2 (ja) 2020-12-07 2024-06-20 コイルばね

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US17/113,438 2020-12-07
US17/113,438 US11371575B1 (en) 2020-12-07 2020-12-07 Coil spring
PCT/JP2021/040372 WO2022123960A1 (ja) 2020-12-07 2021-11-02 コイルばね

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2023183195A Division JP7508681B2 (ja) 2020-12-07 2023-10-25 コイルばね

Publications (2)

Publication Number Publication Date
JPWO2022123960A1 JPWO2022123960A1 (https=) 2022-06-16
JP7379729B2 true JP7379729B2 (ja) 2023-11-14

Family

ID=81850447

Family Applications (3)

Application Number Title Priority Date Filing Date
JP2022568107A Active JP7379729B2 (ja) 2020-12-07 2021-11-02 コイルばね
JP2023183195A Active JP7508681B2 (ja) 2020-12-07 2023-10-25 コイルばね
JP2024099969A Active JP7732046B2 (ja) 2020-12-07 2024-06-20 コイルばね

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2023183195A Active JP7508681B2 (ja) 2020-12-07 2023-10-25 コイルばね
JP2024099969A Active JP7732046B2 (ja) 2020-12-07 2024-06-20 コイルばね

Country Status (7)

Country Link
US (1) US11371575B1 (https=)
EP (1) EP4257841B1 (https=)
JP (3) JP7379729B2 (https=)
KR (1) KR102916881B1 (https=)
CN (1) CN116601407B (https=)
MX (1) MX2023006399A (https=)
WO (1) WO2022123960A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2023234364A1 (https=) * 2022-06-01 2023-12-07

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230125356A1 (en) * 2021-10-25 2023-04-27 Ophir Optronics Solutions Ltd. Zoom Lens Assembly with Flat Coil Extension Spring Termination
US11940031B2 (en) 2022-03-24 2024-03-26 Nhk Spring Co., Ltd. Coil spring
US12404786B2 (en) * 2022-12-13 2025-09-02 Honda Motor Co., Ltd. Twisted valve spring
WO2024242133A1 (ja) 2023-05-23 2024-11-28 日本発條株式会社 被覆チューブおよびばね部材
WO2025090079A1 (en) * 2023-10-25 2025-05-01 Nhk Spring Co., Ltd. Coil spring and suspension for vehicle

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1963054A (en) 1933-08-14 1934-06-12 Powers Spring Corp Wire spring
US3727902A (en) 1970-04-28 1973-04-17 Daimler Benz Ag Coil compression spring

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US231150A (en) * 1880-08-17 Car-spring
US1862992A (en) * 1929-06-14 1932-06-14 Gen Motors Corp Coil spring
JPS51129554A (en) 1975-05-02 1976-11-11 Toshikazu Okuno A coil spring and its manufacturing method
FR2327448A1 (fr) * 1975-10-07 1977-05-06 Nord Ressorts Ressort a flexibilite variable et son procede de fabrication
US4111407A (en) * 1976-09-30 1978-09-05 Litton Industrial Products, Inc. Conical compression spring
JPS5452257A (en) 1977-10-03 1979-04-24 Nhk Spring Co Ltd Coil spring
JPS5624235A (en) * 1979-08-02 1981-03-07 Chuo Spring Co Ltd Barrel type coil spring
JPS5922352Y2 (ja) * 1979-08-30 1984-07-04 日本発条株式会社 コイルばね
JPS5838657B2 (ja) 1980-04-04 1983-08-24 日本発条株式会社 テ−パコイルばね
JPS56141432A (en) * 1980-04-04 1981-11-05 Nhk Spring Co Ltd Tapered coiled spring
DE3020958C2 (de) 1980-06-03 1985-09-26 Hoesch Ag, 4600 Dortmund Verfahren und Vorrichtung zur Herstellung von Doppelkegelfedern oder dergleichen
JPS62155342A (ja) 1985-12-27 1987-07-10 Nhk Spring Co Ltd ロングテ−パコイルばね
DE19619074A1 (de) * 1996-05-13 1997-11-20 Allevard Federn Gmbh Schraubendruckfeder
JPH11159551A (ja) * 1997-11-27 1999-06-15 Tama Spring:Kk 非線形異形コイルばね
JP2000337415A (ja) 1999-05-24 2000-12-05 Tama Spring:Kk 非線形異形コイルばねおよびその製造方法
JP5383372B2 (ja) * 2009-07-31 2014-01-08 日本発條株式会社 コイルばね
JP5769499B2 (ja) * 2011-05-27 2015-08-26 日本発條株式会社 コイルばね
DE102014102061B4 (de) * 2014-02-18 2019-03-07 Gebrüder Ahle Gmbh & Co. Kg Elektronisch gesteuerte Bremsanlage für ein Kraftfahrzeug
JP6535131B2 (ja) * 2016-03-31 2019-06-26 日本発條株式会社 コイルばね
US10144261B2 (en) 2017-01-31 2018-12-04 Nhk Spring Co., Ltd. Coil spring
US10065471B2 (en) 2017-01-31 2018-09-04 Nhk Spring Co., Ltd. Coil spring for vehicle suspension
US10155425B2 (en) 2017-01-31 2018-12-18 Nhk Spring Co., Ltd. Coil spring for vehicle suspension
JP7542510B2 (ja) * 2020-03-05 2024-08-30 エア・ウォーター防災株式会社 ガス系消火設備

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1963054A (en) 1933-08-14 1934-06-12 Powers Spring Corp Wire spring
US3727902A (en) 1970-04-28 1973-04-17 Daimler Benz Ag Coil compression spring

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2023234364A1 (https=) * 2022-06-01 2023-12-07
JP7771388B2 (ja) 2022-06-01 2025-11-17 日本発條株式会社 コイルばね

Also Published As

Publication number Publication date
JP7732046B2 (ja) 2025-09-01
JP7508681B2 (ja) 2024-07-01
KR20230110644A (ko) 2023-07-24
US11371575B1 (en) 2022-06-28
WO2022123960A1 (ja) 2022-06-16
KR102916881B1 (ko) 2026-01-26
MX2023006399A (es) 2023-06-15
JP2024120057A (ja) 2024-09-03
CN116601407A (zh) 2023-08-15
EP4257841B1 (en) 2026-03-04
EP4257841A4 (en) 2024-11-20
EP4257841A1 (en) 2023-10-11
CN116601407B (zh) 2026-01-30
US20220178415A1 (en) 2022-06-09
JPWO2022123960A1 (https=) 2022-06-16
JP2024010095A (ja) 2024-01-23

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