CA1155036A - Arrangement for fabricating double conical springs or the like - Google Patents

Arrangement for fabricating double conical springs or the like

Info

Publication number
CA1155036A
CA1155036A CA000377008A CA377008A CA1155036A CA 1155036 A CA1155036 A CA 1155036A CA 000377008 A CA000377008 A CA 000377008A CA 377008 A CA377008 A CA 377008A CA 1155036 A CA1155036 A CA 1155036A
Authority
CA
Canada
Prior art keywords
spring
roll
shaping member
conical
shaping
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.)
Expired
Application number
CA000377008A
Other languages
English (en)
French (fr)
Inventor
Ernst Kirchhoff
Alfred Rahder
Gunter Adolf
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.)
Estel Hoesch Werke AG
Original Assignee
Estel Hoesch Werke AG
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 Estel Hoesch Werke AG filed Critical Estel Hoesch Werke AG
Application granted granted Critical
Publication of CA1155036A publication Critical patent/CA1155036A/en
Expired legal-status Critical Current

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
    • F16F1/08—Wound springs with turns lying in mainly conical surfaces, i.e. characterised by varying diameter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F3/00—Coiling wire into particular forms
    • B21F3/10—Coiling wire into particular forms to spirals other than flat, e.g. conical

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Wire Processing (AREA)
  • Springs (AREA)
  • Heat Treatment Of Articles (AREA)
CA000377008A 1980-06-03 1981-05-06 Arrangement for fabricating double conical springs or the like Expired CA1155036A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP3020958.6 1980-06-03
DE3020958A DE3020958C2 (de) 1980-06-03 1980-06-03 Verfahren und Vorrichtung zur Herstellung von Doppelkegelfedern oder dergleichen

Publications (1)

Publication Number Publication Date
CA1155036A true CA1155036A (en) 1983-10-11

Family

ID=6103817

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000377008A Expired CA1155036A (en) 1980-06-03 1981-05-06 Arrangement for fabricating double conical springs or the like

Country Status (18)

Country Link
US (1) US4424695A (enExample)
JP (1) JPS5711743A (enExample)
KR (1) KR880001654B1 (enExample)
AR (1) AR227914A1 (enExample)
AT (1) AT376590B (enExample)
AU (1) AU547132B2 (enExample)
BR (1) BR8006946A (enExample)
CA (1) CA1155036A (enExample)
DE (1) DE3020958C2 (enExample)
ES (2) ES8106423A1 (enExample)
FR (1) FR2483274A1 (enExample)
GB (1) GB2076714B (enExample)
IT (1) IT1170867B (enExample)
MX (1) MX155722A (enExample)
NL (1) NL183500C (enExample)
PT (1) PT72729B (enExample)
SE (1) SE441900B (enExample)
ZA (1) ZA812455B (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59199135A (ja) * 1983-04-26 1984-11-12 Morita Tekkosho:Kk コイルばねのピツグテイル成形方法およびこれを実施するための装置
JP2571084B2 (ja) * 1987-12-26 1997-01-16 株式会社モリタアンドカンパニー 複円錐スプリングの製造方法および装置
US4863367A (en) * 1988-04-14 1989-09-05 Morton Thiokol, Inc. Continuous reinforcement method for flexible bearing laminate
US4945744A (en) * 1988-07-26 1990-08-07 Rockwell International Suspension Systems Company Method and apparatus for forming a barrel coil spring
JP2690704B2 (ja) * 1994-12-22 1997-12-17 株式会社板屋製作所 線材成形装置
DE19528294C1 (de) * 1995-08-02 1996-10-24 Krupp Ag Hoesch Krupp Verfahren zum Herstellen von im unbelasteten Zustand doppelt konisch geformten Schraubendruckfedern, sowie Vorrichtung zur Durchführung des Verfahrens
US5632086A (en) * 1995-08-31 1997-05-27 Helwig; Gary L. Jewelry wire bender
JP2939472B1 (ja) * 1998-08-21 1999-08-25 株式会社板屋製作所 スプリング製造装置
JP3026793B2 (ja) * 1998-08-21 2000-03-27 株式会社板屋製作所 スプリング製造装置及びツール選択装置
RU2246372C1 (ru) * 2003-07-21 2005-02-20 Максютов Юрий Васильевич Способ изготовления двухконусных пружин для мебели (варианты)
US7198068B2 (en) * 2003-08-28 2007-04-03 Meritor Suspension Systems Co. Cassette pigtailing machine for a coil spring
US9161634B2 (en) * 2007-10-29 2015-10-20 Dreamwell, Ltd. Asymmetrical combined cylindrical and conical springs
KR100952844B1 (ko) * 2007-12-20 2010-04-15 대원강업주식회사 배럴형 코일 스프링의 제작 장치 및 방법
US8912472B1 (en) * 2010-07-19 2014-12-16 Barnes Group Inc. Induction heating of springs
WO2012064828A1 (en) 2010-11-09 2012-05-18 Dreamwell, Ltd. Spring coils for innerspring assemblies and methods of manufacture
JP6199139B2 (ja) 2013-09-26 2017-09-20 中央発條株式会社 コイルばねの成形方法及び成形装置
US11371575B1 (en) 2020-12-07 2022-06-28 Nhk Spring Co., Ltd. Coil spring
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

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US16483A (en) 1857-01-27 Improved machine for making coiled springs
US603175A (en) 1898-04-26 Machine for forming springs
FR320455A (fr) * 1902-04-16 1902-12-11 Nadalon Edmond Un procédé de fabrication d'objets de formes diverses en fil de métal enroulé en hélice par pression extérieure
US964701A (en) 1908-02-14 1910-07-19 Morgan Spring Company Machine for tapering coiled springs.
DE350427C (de) * 1920-06-05 1922-03-18 Max Thiele Vorrichtung zum Zuspitzen der Enden von Schraubenfedern durch Rollen der Enden zwischen im Abstand voneinander allmaehlich abnehmenden Druckflaechen
US1892502A (en) * 1931-04-18 1932-12-27 American Cable Co Inc Wire coil forming means
US2335423A (en) 1939-12-15 1943-11-30 Knoop Hendrikus Machine for making helically wound barrel-shaped springs
US2456755A (en) 1947-01-31 1948-12-21 Claude J Terrell Helical coil butt ground winding machine
US2922220A (en) 1953-02-09 1960-01-26 Curtiss Wright Corp Method of producing a clutch spring having control coils
DE2225890A1 (de) * 1972-05-27 1973-12-13 Roechling Burbach Gmbh Stahl Verfahren und vorrichtung zum herstellen von doppelkegelstumpf-federn
DE2330208A1 (de) * 1973-06-14 1975-01-02 Roechling Burbach Gmbh Stahl Verfahren und vorrichtung zum herstellen von beidseitig kegelstumpf-, tonnen- oder kugelfoermigen schraubenfedern
JPS5339014B2 (enExample) 1973-07-26 1978-10-19

Also Published As

Publication number Publication date
AU7120781A (en) 1981-12-10
DE3020958C2 (de) 1985-09-26
SE8101602L (sv) 1981-12-04
IT1170867B (it) 1987-06-03
BR8006946A (pt) 1982-06-22
AU547132B2 (en) 1985-10-10
AT376590B (de) 1984-12-10
SE441900B (sv) 1985-11-18
PT72729B (en) 1982-03-23
NL183500C (nl) 1988-11-16
IT8148187A1 (it) 1982-10-02
KR830005925A (ko) 1983-09-14
FR2483274A1 (fr) 1981-12-04
ZA812455B (en) 1982-04-28
NL8101309A (nl) 1982-01-04
ATA115481A (de) 1984-05-15
PT72729A (en) 1981-04-01
ES495233A0 (es) 1981-06-16
ES8200247A1 (es) 1981-10-16
DE3020958A1 (de) 1981-12-10
KR880001654B1 (ko) 1988-09-05
AR227914A1 (es) 1982-12-30
GB2076714B (en) 1983-11-02
ES8106423A1 (es) 1981-06-16
FR2483274B1 (enExample) 1985-03-29
US4424695A (en) 1984-01-10
IT8148187A0 (it) 1981-04-02
NL183500B (nl) 1988-06-16
MX155722A (es) 1988-04-20
GB2076714A (en) 1981-12-09
JPS5711743A (en) 1982-01-21
ES497314A0 (es) 1981-10-16

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Legal Events

Date Code Title Description
MKEX Expiry