BR9303030A - Processo e dispositivo para a producao de molas helicoidais curvadas - Google Patents

Processo e dispositivo para a producao de molas helicoidais curvadas

Info

Publication number: BR9303030A
Authority: BR; Brazil
Prior art keywords: helical springs; production; coiling; create; hot
Prior art date: 1992-07-29

Application number

BR9303030A

Other languages

English (en)

Inventor

Hans Vondracek

Heinz Kroeber

Original Assignee

Krupp Ag Hoesch Krupp

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.)

1992-07-29

Filing date

1993-07-28

Publication date

1994-03-15

1993-07-28 Application filed by Krupp Ag Hoesch Krupp filed Critical Krupp Ag Hoesch Krupp

1994-03-15 Publication of BR9303030A publication Critical patent/BR9303030A/pt

Classifications

- 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
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F35/00—Making springs from wire
- 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
- 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
- F16F1/06—Wound springs with turns lying in cylindrical surfaces

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Wire Processing (AREA)
Springs (AREA)
Heat Treatment Of Articles (AREA)

BR9303030A 1992-07-29 1993-07-28 Processo e dispositivo para a producao de molas helicoidais curvadas BR9303030A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE4224951A DE4224951C1 (de)	1992-07-29	1992-07-29	Verfahren und vorrichtung zum herstellen von gekruemmten schraubenfedern

Publications (1)

Publication Number	Publication Date
BR9303030A true BR9303030A (pt)	1994-03-15

Family

ID=6464320

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9303030A BR9303030A (pt)	1992-07-29	1993-07-28	Processo e dispositivo para a producao de molas helicoidais curvadas

Country Status (12)

Country	Link
US (1)	US5868996A (pt)
EP (1)	EP0584474B1 (pt)
JP (1)	JP2528254B2 (pt)
KR (1)	KR0137743B1 (pt)
AT (1)	ATE148844T1 (pt)
AU (1)	AU661785B2 (pt)
BR (1)	BR9303030A (pt)
CA (1)	CA2100422C (pt)
DE (2)	DE4224951C1 (pt)
ES (1)	ES2049207T3 (pt)
MX (1)	MX9304538A (pt)
ZA (1)	ZA935407B (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2739044B1 (fr) *	1995-09-22	1997-10-24	Metallurg De Saint Urbain Amsu	Procede de fabrication de ressorts helicoidaux courbes, ressorts ainsi obtenus et dispositifs pour la mise en oeuvre du procede
US6264183B1 (en)	1999-08-19	2001-07-24	Precision Products Group	Methods of manufacturing coils and apparatus for same
EP1533053B1 (de) *	2003-11-22	2006-09-06	Bernt Dr. Schroer	Verfahren zur Herstellung einer gekrümmten Spiralfeder und Vorrichtung zur Durchführung des Verfahrens
EP2869950B1 (en) *	2012-07-06	2020-06-17	Barnes Group Inc.	High fatigue arcuate spring
JP5855600B2 (ja) *	2013-05-17	2016-02-09	京浜金属工業株式会社	アーク状コイルスプリングの製造装置
JP5914413B2 (ja) *	2013-05-29	2016-05-11	京浜金属工業株式会社	アーク状コイルスプリングの製造装置
ES2773541T3 (es) *	2015-01-05	2020-07-13	Safran Landing Systems Uk Ltd	Conjunto de resorte de aeronave
RU2635115C2 (ru) *	2015-06-05	2017-11-09	Общество с ограниченной ответственностью "Научно-производственный центр "Пружина"	Линия для производства пружин горячей навивкой (варианты)
JP6113891B1 (ja) *	2016-05-25	2017-04-12	株式会社システムテクニカ	アーク状コイルスプリングの製造方法及び製造装置
EP3673184B1 (en)	2017-08-24	2024-11-06	Ressorts Liberte Inc.	Coil spring and method of fabrication thereof
CN112024790B (zh) *	2019-11-26	2022-05-10	苏州市新艺弹簧厂	一种弯管弹簧的弯曲装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1816377A (en) *	1927-12-14	1931-07-28	Hobracht Paul	Machine for bending and tempering leaf-springs
US2218864A (en) *	1938-06-23	1940-10-22	Charles A Widgren	Means for forming and tempering helical springs
DE1505616A1 (de) *	1966-07-22	1970-07-23	Bayerische Motoren Werke Ag	Vorrichtung zur Geradfuehrung von unabhaengig aufgehaengten Raedern von Kraftfahrzeugen
JPS6127133A (ja) *	1984-07-17	1986-02-06	High Frequency Heattreat Co Ltd	コイルばねの温間成形方法
DE3743450A1 (de) *	1987-12-08	1989-06-29	Muhr & Bender	Radaufhaengung
US5052664A (en) *	1989-11-01	1991-10-01	Barnes Group Inc.	Arcuate spring
DE4124326C1 (pt) *	1991-07-23	1992-04-16	Krupp Brueninghaus Gmbh, 5980 Werdohl, De

1992
- 1992-07-29 DE DE4224951A patent/DE4224951C1/de not_active Expired - Lifetime
1993
- 1993-06-15 AT AT93109494T patent/ATE148844T1/de not_active IP Right Cessation
- 1993-06-15 EP EP93109494A patent/EP0584474B1/de not_active Expired - Lifetime
- 1993-06-15 ES ES93109494T patent/ES2049207T3/es not_active Expired - Lifetime
- 1993-06-15 DE DE59305435T patent/DE59305435D1/de not_active Expired - Lifetime
- 1993-07-13 CA CA002100422A patent/CA2100422C/en not_active Expired - Fee Related
- 1993-07-27 ZA ZA935407A patent/ZA935407B/xx unknown
- 1993-07-28 AU AU44251/93A patent/AU661785B2/en not_active Ceased
- 1993-07-28 US US08/098,594 patent/US5868996A/en not_active Expired - Lifetime
- 1993-07-28 MX MX9304538A patent/MX9304538A/es unknown
- 1993-07-28 BR BR9303030A patent/BR9303030A/pt not_active IP Right Cessation
- 1993-07-28 KR KR1019930014483A patent/KR0137743B1/ko not_active Expired - Fee Related
- 1993-07-29 JP JP5188044A patent/JP2528254B2/ja not_active Expired - Lifetime

Also Published As

Publication number	Publication date
JPH071065A (ja)	1995-01-06
KR0137743B1 (ko)	1998-07-15
EP0584474B1 (de)	1997-02-12
ES2049207T3 (es)	1997-04-01
KR940005336A (ko)	1994-03-21
AU661785B2 (en)	1995-08-03
DE4224951C1 (de)	1993-11-04
AU4425193A (en)	1994-02-03
ATE148844T1 (de)	1997-02-15
JP2528254B2 (ja)	1996-08-28
DE59305435D1 (de)	1997-03-27
EP0584474A1 (de)	1994-03-02
CA2100422C (en)	2000-09-26
CA2100422A1 (en)	1994-01-30
US5868996A (en)	1999-02-09
ES2049207T1 (es)	1994-04-16
ZA935407B (en)	1994-09-29
MX9304538A (es)	1994-08-31

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Legal Events

Date	Code	Title	Description
1999-02-02	FF	Decision: intention to grant
1999-10-19	FG9A	Patent or certificate of addition granted
2014-06-24	B21A	Patent or certificate of addition expired [chapter 21.1 patent gazette]	Free format text: PATENTE EXTINTA EM 28/07/2013