ITMI20032411A1 - Sospensione meccanica a balestra a doppia flessibilita' - Google Patents

Sospensione meccanica a balestra a doppia flessibilita'

Info

Publication number
ITMI20032411A1
ITMI20032411A1 IT002411A ITMI20032411A ITMI20032411A1 IT MI20032411 A1 ITMI20032411 A1 IT MI20032411A1 IT 002411 A IT002411 A IT 002411A IT MI20032411 A ITMI20032411 A IT MI20032411A IT MI20032411 A1 ITMI20032411 A1 IT MI20032411A1
Authority
IT
Italy
Prior art keywords
leaf
crossbow
mechanical suspension
counter
double flexibility
Prior art date
Application number
IT002411A
Other languages
English (en)
Inventor
Umberto Contini
Maurizio Stecco
Original Assignee
Iveco Spa
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 Iveco Spa filed Critical Iveco Spa
Priority to IT002411A priority Critical patent/ITMI20032411A1/it
Priority to DE602004026146T priority patent/DE602004026146D1/de
Priority to EP04106412A priority patent/EP1541391B1/en
Priority to ES04106412T priority patent/ES2342281T3/es
Priority to AT04106412T priority patent/ATE461830T1/de
Publication of ITMI20032411A1 publication Critical patent/ITMI20032411A1/it

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00Springs
    • F16F1/02Springs 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
    • F16F1/18Leaf springs
    • F16F1/20Leaf springs with layers, e.g. anti-friction layers, or with rollers between the leaves
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G11/00Resilient suspensions characterised by arrangement, location or kind of springs
    • B60G11/02Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only
    • B60G11/04Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only arranged substantially parallel to the longitudinal axis of the vehicle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/02Spring characteristics, e.g. mechanical springs and mechanical adjusting means
    • B60G17/023Spring characteristics, e.g. mechanical springs and mechanical adjusting means the mechanical spring being a leaf spring
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/02Spring characteristics, e.g. mechanical springs and mechanical adjusting means
    • B60G17/027Mechanical springs regulated by fluid means
    • B60G17/0275Mechanical springs regulated by fluid means the mechanical spring being a leaf spring
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F3/00Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic
    • F16F3/02Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic with springs made of steel or of other material having low internal friction
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2202/00Indexing codes relating to the type of spring, damper or actuator
    • B60G2202/10Type of spring
    • B60G2202/11Leaf spring
    • B60G2202/112Leaf spring longitudinally arranged
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2202/00Indexing codes relating to the type of spring, damper or actuator
    • B60G2202/40Type of actuator
    • B60G2202/41Fluid actuator
    • B60G2202/413Hydraulic actuator
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2202/00Indexing codes relating to the type of spring, damper or actuator
    • B60G2202/40Type of actuator
    • B60G2202/42Electric actuator
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/40Auxiliary suspension parts; Adjustment of suspensions
    • B60G2204/419Gears
    • B60G2204/4193Gears worm gears
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/40Auxiliary suspension parts; Adjustment of suspensions
    • B60G2204/43Fittings, brackets or knuckles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/62Adjustable continuously, e.g. during driving
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/05Attitude
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/60Load
    • B60G2400/61Load distribution
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2500/00Indexing codes relating to the regulated action or device
    • B60G2500/20Spring action or springs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2800/00Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
    • B60G2800/01Attitude or posture control
    • B60G2800/019Inclination due to load distribution or road gradient
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2800/00Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
    • B60G2800/90System Controller type
    • B60G2800/91Suspension Control
    • B60G2800/912Attitude Control; levelling control

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Vehicle Body Suspensions (AREA)
  • Springs (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
IT002411A 2003-12-10 2003-12-10 Sospensione meccanica a balestra a doppia flessibilita' ITMI20032411A1 (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT002411A ITMI20032411A1 (it) 2003-12-10 2003-12-10 Sospensione meccanica a balestra a doppia flessibilita'
DE602004026146T DE602004026146D1 (de) 2003-12-10 2004-12-09 Aufhängung mit einer zwischen zwei Steifigkeiten veränderlichen Blattfeder und Verfahren zur Einstellung des Arbeitspunktes für die zweite Steifigkeit
EP04106412A EP1541391B1 (en) 2003-12-10 2004-12-09 Two-stage variable-rate mechanical leaf spring suspension, and a method for adjusting the point at which the second spring rate is generated
ES04106412T ES2342281T3 (es) 2003-12-10 2004-12-09 Suspension mecanica de resorte de hojas de constante variable de dos etapas, y un procedimiento para ajustar el punto en el que se genera la segunda constante del resorte.
AT04106412T ATE461830T1 (de) 2003-12-10 2004-12-09 Aufhängung mit einer zwischen zwei steifigkeiten veränderlichen blattfeder und verfahren zur einstellung des arbeitspunktes für die zweite steifigkeit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT002411A ITMI20032411A1 (it) 2003-12-10 2003-12-10 Sospensione meccanica a balestra a doppia flessibilita'

Publications (1)

Publication Number Publication Date
ITMI20032411A1 true ITMI20032411A1 (it) 2005-06-11

Family

ID=34509464

Family Applications (1)

Application Number Title Priority Date Filing Date
IT002411A ITMI20032411A1 (it) 2003-12-10 2003-12-10 Sospensione meccanica a balestra a doppia flessibilita'

Country Status (5)

Country Link
EP (1) EP1541391B1 (it)
AT (1) ATE461830T1 (it)
DE (1) DE602004026146D1 (it)
ES (1) ES2342281T3 (it)
IT (1) ITMI20032411A1 (it)

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US915227A (en) * 1907-10-28 1909-03-16 George N Scott Adjustable resistance device for the rebound of vehicle-springs.
FR581314A (fr) 1924-06-12 1924-11-26 Perfectionnements relatifs aux suspensions à ressorts pour véhicules
US4175772A (en) * 1977-04-01 1979-11-27 Cambria Spring Company Vehicle suspension system having auxiliary spring for lightly loaded conditions
JPS56141433A (en) 1980-04-02 1981-11-05 Nhk Spring Co Ltd Piled leaf spring
JPS6036966B2 (ja) * 1981-05-27 1985-08-23 日本発条株式会社 車両用懸架装置
JPS6010215B2 (ja) 1982-03-23 1985-03-15 日本発条株式会社 重ね板ばね装置
JPS5963209A (ja) * 1982-09-30 1984-04-10 Hino Motors Ltd リ−フサスペンシヨン装置
JPH0617084B2 (ja) * 1984-06-17 1994-03-09 株式会社堀切バネ製作所 スライディングシート装置
JPS62160907A (ja) * 1986-01-07 1987-07-16 Mitsubishi Steel Mfg Co Ltd 車両懸架装置
AU5016496A (en) 1996-03-27 1997-10-17 Instituto Superior Tecnico Y-spring
JPH10193943A (ja) * 1997-01-14 1998-07-28 Hino Motors Ltd リーフサスペンション装置
US6764087B2 (en) * 2001-12-14 2004-07-20 634182 Alberta Ltd. Cargo carrier suspension

Also Published As

Publication number Publication date
ES2342281T3 (es) 2010-07-05
EP1541391B1 (en) 2010-03-24
ATE461830T1 (de) 2010-04-15
EP1541391A1 (en) 2005-06-15
DE602004026146D1 (de) 2010-05-06

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