ES2104308T3 - Perfeccionamientos en las barras de torsion metalicas. - Google Patents

Perfeccionamientos en las barras de torsion metalicas.

Info

Publication number
ES2104308T3
ES2104308T3 ES94402309T ES94402309T ES2104308T3 ES 2104308 T3 ES2104308 T3 ES 2104308T3 ES 94402309 T ES94402309 T ES 94402309T ES 94402309 T ES94402309 T ES 94402309T ES 2104308 T3 ES2104308 T3 ES 2104308T3
Authority
ES
Spain
Prior art keywords
central part
pretorsion
zone
torsion bar
plastified
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 - Lifetime
Application number
ES94402309T
Other languages
English (en)
Inventor
Mihail Remus Langa
Stephane Georges
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.)
Allevard SA
Original Assignee
Allevard SA
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 Allevard SA filed Critical Allevard SA
Application granted granted Critical
Publication of ES2104308T3 publication Critical patent/ES2104308T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F16F1/14—Torsion springs consisting of bars or tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P9/00—Treating or finishing surfaces mechanically, with or without calibrating, primarily to resist wear or impact, e.g. smoothing or roughening turbine blades or bearings; Features of such surfaces not otherwise provided for, their treatment being unspecified
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
    • B60G2202/10—Type of spring
    • B60G2202/13—Torsion spring
    • B60G2202/135—Stabiliser bar and/or tube
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/10—Mounting of suspension elements
    • B60G2204/12—Mounting of springs or dampers
    • B60G2204/122—Mounting of torsion springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
    • B60G2204/45—Stops limiting travel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/012—Hollow or tubular elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/40—Constructional features of dampers and/or springs
    • B60G2206/42—Springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/80—Manufacturing procedures
    • B60G2206/81—Shaping

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Springs (AREA)
  • Vehicle Body Suspensions (AREA)
  • Forging (AREA)

Abstract

LA INVENCION SE REFIERE A UNA BARRA DE TORSION METALICA (1) PARA LA SUSPENSION DE VEHICULO, QUE COMPRENDE UNA PARTE CENTRAL (2) RECTA QUE PRESENTA UNA SECCION CIRCULAR, DICHA PARTE CENTRAL SE EXTIENDE LONGITUDINALMENTE ENTRE DOS CABEZAS DE FIJACION (3) ADAPTADAS PARA SER FIJADAS RIGIDAMENTE A OTROS ORGANOS MECANICOS, ESTANDO DICHA BARRA DE TORSION ENDURECIDA EN FRIO POR PRETORSION Y PRESENTANDO AL MENOS LA PARTE CENTRAL (2) DE LA BARRA DE TORSION UNA SECCION ANULAR. SEGUN LA INVENCION, LA SECCION DE DICHA PARTE CENTRAL PRESENTA UNA ZONA PLASTIFICADA (4) RADIALMENTE EXTERIOR QUE HA SIDO DEFORMADA PLASTICAMENTE POR LA PRETORSION, Y UNA ZONA ELASTICA (5) RADIALMENTE INTERIOR, QUE HA SIDO DEFORMADA ELASTICAMENTE POR LA PRETORSION, TENIENDO LA SECCION DE LA PARTE CENTRAL DE LA BARRA DE TORSION UN AREA TOTAL S Y TENIENDO LA ZONA PLASTIFICADA UN AREA SP TALES QUE SU RELACION SP/S SEA AL MENOS IGUAL A 0,5 Y A LO SUMO IGUAL A 0,6.
ES94402309T 1993-10-19 1994-10-14 Perfeccionamientos en las barras de torsion metalicas. Expired - Lifetime ES2104308T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9312438A FR2711407B1 (fr) 1993-10-19 1993-10-19 Perfectionnements aux barres de torsion métalliques.

Publications (1)

Publication Number Publication Date
ES2104308T3 true ES2104308T3 (es) 1997-10-01

Family

ID=9451983

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94402309T Expired - Lifetime ES2104308T3 (es) 1993-10-19 1994-10-14 Perfeccionamientos en las barras de torsion metalicas.

Country Status (6)

Country Link
US (1) US5520376A (es)
EP (1) EP0648953B1 (es)
JP (1) JP3009829B2 (es)
DE (1) DE69402803T2 (es)
ES (1) ES2104308T3 (es)
FR (1) FR2711407B1 (es)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19522898A1 (de) * 1995-06-23 1997-01-02 Daimler Benz Ag Drehstab
AT406248B (de) * 1997-02-11 2000-03-27 Steyr Daimler Puch Ag Kraftfahrzeug mit an schwingarmen aufgehängten rädern
US5964428A (en) * 1997-09-16 1999-10-12 Nsk Ltd. Retractor for a seat belt
US6099004A (en) * 1998-06-23 2000-08-08 Lin; Min-Chyr Torque balance rod assembly for vehicles
US5979209A (en) * 1998-08-03 1999-11-09 Allevard Ressorts Automobile Method of forming a torsion bar with hexagonal heads
KR100387647B1 (ko) * 1998-09-07 2003-10-10 현대자동차주식회사 트럭의캡틸팅용토션바
GB9913083D0 (en) * 1999-06-04 1999-08-04 Novartis Ag Organic compounds
RU2161276C1 (ru) * 2000-04-03 2000-12-27 Элькин Сергей Юрьевич Способ восстановления упругости торсионных валов
US6431531B1 (en) * 2001-09-26 2002-08-13 Meritor Heavy Vehicle Technology, Llc Composite torsion bar
US7010950B2 (en) * 2003-01-17 2006-03-14 Visteon Global Technologies, Inc. Suspension component having localized material strengthening
US7410113B2 (en) * 2004-12-09 2008-08-12 Autoliv Asp, Inc. Modular torsion bar
KR100747268B1 (ko) * 2005-10-07 2007-08-07 기아자동차주식회사 트럭의 캡 틸팅력 조절기구
JP2009184460A (ja) * 2008-02-05 2009-08-20 Showa Denko Kk 車両用リンク部品
ITTO20080521A1 (it) * 2008-07-08 2010-01-08 Sistemi Sospensioni Spa Traversa per una sospensione posteriore a ponte torcente per autoveicolo e procedimento per la sua fabbricazione
FR2948975B1 (fr) * 2009-08-05 2011-09-16 Snecma Dispositif de precontrainte a action circonferentielle
US9016703B2 (en) * 2012-11-14 2015-04-28 Oshkosh Defense, Llc Co-axial sway bar for a suspension system
CN103394625A (zh) * 2013-08-23 2013-11-20 北京北方车辆集团有限公司 平锻机扭杆镦头前定位机构
US9518627B2 (en) 2014-11-26 2016-12-13 Steering Solutions Ip Holding Corporation Changes enabling the elimination of processes for a torsion bar
CN104568609B (zh) * 2015-01-16 2015-11-18 浙江玛斯特汽配有限公司 一种扭杆弹簧的自动扭转试验装置及其方法
EP3280676B1 (en) 2016-04-08 2018-11-07 Oshkosh Corporation Leveling system for lift device
DE102017102447B4 (de) 2017-02-08 2019-03-21 Eckehard Müller Verfahren zum Einbauen einer Druckeigenspannung in ein rotationssymmetrisches Metallbauteil, Drehstabfeder sowie Verwendung einer solchen
CN114792054B (zh) * 2022-04-29 2024-11-12 东风汽车集团股份有限公司 底盘承载件可靠度确定方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2452974A (en) * 1944-07-03 1948-11-02 Fed Machine & Welder Co Electric upsetting and forming
US4231555A (en) * 1978-06-12 1980-11-04 Horikiri Spring Manufacturing Co., Ltd. Bar-shaped torsion spring
US4322062A (en) * 1979-12-26 1982-03-30 Grumman Aerospace Corporation Torsion spring damper
JPS5973136A (ja) * 1982-10-20 1984-04-25 Kokan Kako Kk ア−ム付中空ト−シヨンバ−の製造方法
DE3830028C1 (es) * 1988-09-03 1989-12-28 Bayerische Motoren Werke Ag, 8000 Muenchen, De
JP2592171B2 (ja) * 1990-06-11 1997-03-19 リズム自動車部品製造株式会社 ステアリング用トーションバーの成形方法
US5163701A (en) * 1991-09-09 1992-11-17 Csn Manufacturing, Inc. Torsion spring vehicle suspension

Also Published As

Publication number Publication date
FR2711407A1 (fr) 1995-04-28
US5520376A (en) 1996-05-28
FR2711407B1 (fr) 1996-01-26
JPH07233830A (ja) 1995-09-05
EP0648953B1 (fr) 1997-04-23
DE69402803D1 (de) 1997-05-28
JP3009829B2 (ja) 2000-02-14
DE69402803T2 (de) 1997-11-27
EP0648953A1 (fr) 1995-04-19

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