DE3861214D1 - Luftfedern. - Google Patents

Luftfedern.

Info

Publication number
DE3861214D1
DE3861214D1 DE8888109400T DE3861214T DE3861214D1 DE 3861214 D1 DE3861214 D1 DE 3861214D1 DE 8888109400 T DE8888109400 T DE 8888109400T DE 3861214 T DE3861214 T DE 3861214T DE 3861214 D1 DE3861214 D1 DE 3861214D1
Authority
DE
Germany
Prior art keywords
air springs
springs
air
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
DE8888109400T
Other languages
English (en)
Inventor
Piero Maffezzoli
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.)
Industrie Pirelli SpA
Pirelli and C SpA
Original Assignee
Industrie Pirelli SpA
Pirelli 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 Industrie Pirelli SpA, Pirelli SpA filed Critical Industrie Pirelli SpA
Application granted granted Critical
Publication of DE3861214D1 publication Critical patent/DE3861214D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
    • B60G11/26—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs
    • B60G11/28—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs characterised by means specially adapted for attaching the spring to axle or sprung part of the vehicle
    • 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
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
    • F16F9/04—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall
    • F16F9/05—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall the flexible wall being of the rolling diaphragm type
    • F16F9/057—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall the flexible wall being of the rolling diaphragm type characterised by the piston
    • 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
    • B60G2202/15—Fluid spring
    • B60G2202/152—Pneumatic spring
    • 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
    • B60G2204/126—Mounting of pneumatic 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
    • B60G2206/40—Constructional features of dampers and/or springs
    • B60G2206/42—Springs
    • B60G2206/424—Plunger or top retainer construction for bellows or rolling lobe type air 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
    • B60G2206/70—Materials used in suspensions
    • B60G2206/71—Light weight materials
    • B60G2206/7101—Fiber-reinforced plastics [FRP]
    • 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
    • B60G2206/70—Materials used in suspensions
    • B60G2206/71—Light weight materials
    • B60G2206/7104—Thermoplastics

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
DE8888109400T 1987-06-26 1988-06-13 Luftfedern. Expired - Lifetime DE3861214D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21062/87A IT1205188B (it) 1987-06-26 1987-06-26 Miglioramenti nelle molle ad aria

Publications (1)

Publication Number Publication Date
DE3861214D1 true DE3861214D1 (de) 1991-01-17

Family

ID=11176157

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888109400T Expired - Lifetime DE3861214D1 (de) 1987-06-26 1988-06-13 Luftfedern.

Country Status (3)

Country Link
EP (1) EP0296445B1 (de)
DE (1) DE3861214D1 (de)
IT (1) IT1205188B (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5060916A (en) * 1988-07-20 1991-10-29 Otto Sauer Achsenfabrik Keilberg Plunger piston system
DE3824542A1 (de) * 1988-07-20 1990-01-25 Sauer Achsenfab Tauchkolbenanordnung
DE4008187A1 (de) * 1990-03-15 1991-09-19 Continental Ag Abrollkolben fuer den rollbalg einer rollbalg-luftfeder
DE4109108C2 (de) * 1991-03-20 1993-11-25 Bergische Achsen Kotz Soehne Justiervorrichtung für Luft- oder Blattfederachsen
DE9116388U1 (de) * 1991-04-23 1992-10-29 MAN Nutzfahrzeuge AG, 8000 München Luftfeder zwischen Rahmen und Achse von Nutzfahrzeugen
DE4201629C1 (de) * 1992-01-22 1993-07-15 Otto Sauer Achsenfabrik Keilberg, 8751 Bessenbach, De
IT1271517B (it) * 1993-10-11 1997-05-30 Psa Sist Antivibranti Spa Pistone per molle pneumatiche particolarmente per sospensioni di veicoli
US5535994A (en) * 1993-11-30 1996-07-16 The Goodyear Tire & Rubber Company Composite air spring piston
DE19710849B4 (de) * 1997-03-15 2009-04-09 Bpw Bergische Achsen Kg Luftfeder für Luftfederachsen
NL1010384C2 (nl) * 1998-10-23 2000-04-26 Weweler Nv Luchtveer, in het bijzonder voor een luchtveersysteem voor een wielas van een voertuig.
US6250613B1 (en) 1999-03-30 2001-06-26 Bridgestone/Firestone, Inc. Non-metallic spacer for air spring assembly
US6386524B1 (en) 2000-02-15 2002-05-14 Bfs Diversified Products, Llc Pedestal mounted full reservoir air spring piston
US7530554B2 (en) * 2006-03-08 2009-05-12 Bfs Diversified Products, Llc Fluid spring assembly and method
DE202006020775U1 (de) * 2006-08-30 2009-12-31 Lkh-Kunststoffwerk Gmbh & Co. Kg Tauchkolben für eine Luftfeder
US20090200717A1 (en) * 2008-02-08 2009-08-13 Veyance Technologies, Inc. Air spring piston
DE102008010469A1 (de) 2008-02-21 2009-08-27 Bpw Bergische Achsen Kg Luftfeder für eine luftgefederte Fahrzeugachse
US8191458B2 (en) 2008-07-02 2012-06-05 Firestone Industrial Products Company, Llc Gas spring piston with partial bellows support feature and gas spring assembly including same
EP2300248B1 (de) * 2008-06-05 2018-11-28 Firestone Industrial Products Company, LLC Gasfederkolben mit teilbalgstützmerkmal und gasfederanordnung damit
US8231113B2 (en) 2008-06-05 2012-07-31 Firestone Industrial Products Company, Llc Gas spring assembly and spacer
US8613430B2 (en) 2009-04-01 2013-12-24 Firestone Industrial Products Company, Llc Gas spring assembly and suspension system including same
DE102013210142A1 (de) 2013-05-31 2014-12-04 Saf-Holland Gmbh Lenkereinheit
DE102014108701A1 (de) * 2014-06-20 2015-12-24 Radkersburger Metallwarenfabrik Gmbh Abrollkolben für eine Luftfeder

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB809568A (en) * 1955-12-08 1959-02-25 Firestone Tire & Rubber Co Improvements in vehicle suspension
US2988353A (en) * 1957-05-09 1961-06-13 Gen Motors Corp Pneumatic spring construction
GB1248025A (en) * 1970-05-06 1971-09-29 Orszagos Gumiipari Vall A rolling bellows type air spring
US4506910A (en) * 1982-09-21 1985-03-26 Granning Suspensions, Inc. Automotive vehicle suspension
US4497507A (en) * 1983-04-11 1985-02-05 Granning Suspensions, Inc. Vehicle axle suspension

Also Published As

Publication number Publication date
EP0296445B1 (de) 1990-12-05
IT8721062A0 (it) 1987-06-26
IT1205188B (it) 1989-03-15
EP0296445A2 (de) 1988-12-28
EP0296445A3 (en) 1989-04-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee