KR102916881B1 - 코일 스프링 - Google Patents

코일 스프링

Info

Publication number
KR102916881B1
KR102916881B1 KR1020237022604A KR20237022604A KR102916881B1 KR 102916881 B1 KR102916881 B1 KR 102916881B1 KR 1020237022604 A KR1020237022604 A KR 1020237022604A KR 20237022604 A KR20237022604 A KR 20237022604A KR 102916881 B1 KR102916881 B1 KR 102916881B1
Authority
KR
South Korea
Prior art keywords
section
cross
wire
coil spring
coil
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
KR1020237022604A
Other languages
English (en)
Korean (ko)
Other versions
KR20230110644A (ko
Inventor
신이치 니시자와
센리 모리야마
팡 다이
다케시 후루세
Original Assignee
니혼 하츠쵸 가부시키가이샤
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 니혼 하츠쵸 가부시키가이샤 filed Critical 니혼 하츠쵸 가부시키가이샤
Publication of KR20230110644A publication Critical patent/KR20230110644A/ko
Application granted granted Critical
Publication of KR102916881B1 publication Critical patent/KR102916881B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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)
KR1020237022604A 2020-12-07 2021-11-02 코일 스프링 Active KR102916881B1 (ko)

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

Publications (2)

Publication Number Publication Date
KR20230110644A KR20230110644A (ko) 2023-07-24
KR102916881B1 true KR102916881B1 (ko) 2026-01-26

Family

ID=81850447

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020237022604A Active KR102916881B1 (ko) 2020-12-07 2021-11-02 코일 스프링

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=)

Families Citing this family (6)

* 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
US11821485B1 (en) 2022-06-01 2023-11-21 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

Family Cites Families (25)

* 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
US1963054A (en) 1933-08-14 1934-06-12 Powers Spring Corp Wire spring
DE2020678A1 (de) 1970-04-28 1971-11-25 Daimler Benz Ag Schrauben-Druckfeder
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

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
JP7379729B2 (ja) 2023-11-14
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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