DE751796C - Cushioning, especially for motor vehicles - Google Patents

Cushioning, especially for motor vehicles

Info

Publication number
DE751796C
DE751796C DEA96272D DEA0096272D DE751796C DE 751796 C DE751796 C DE 751796C DE A96272 D DEA96272 D DE A96272D DE A0096272 D DEA0096272 D DE A0096272D DE 751796 C DE751796 C DE 751796C
Authority
DE
Germany
Prior art keywords
spring
frame
side abutment
spring plate
handlebar
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
DEA96272D
Other languages
German (de)
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.)
Audi AG
Original Assignee
Audi NSU Auto Union AG
Audi 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 Audi NSU Auto Union AG, Audi AG filed Critical Audi NSU Auto Union AG
Priority to DEA96272D priority Critical patent/DE751796C/en
Application granted granted Critical
Publication of DE751796C publication Critical patent/DE751796C/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G11/00Resilient suspensions characterised by arrangement, location or kind of springs
    • B60G11/14Resilient suspensions characterised by arrangement, location or kind of springs having helical, spiral or coil springs only
    • B60G11/16Resilient suspensions characterised by arrangement, location or kind of springs having helical, spiral or coil springs only characterised by means specially adapted for attaching the spring to axle or sprung part of the vehicle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2200/00Indexing codes relating to suspension types
    • B60G2200/10Independent suspensions
    • B60G2200/14Independent suspensions with lateral arms
    • B60G2200/144Independent suspensions with lateral arms with two lateral arms forming a parallelogram
    • 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
    • B60G2202/12Wound spring
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/10Mounting of suspension elements
    • B60G2204/12Mounting of springs or dampers
    • B60G2204/124Mounting of coil springs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/10Mounting of suspension elements
    • B60G2204/12Mounting of springs or dampers
    • B60G2204/127Mounting of springs or dampers with the mounting of springs or dampers moving so that the direction of the related force vector can be changed, thus contributing to a variation of the loading of the wheel
    • 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
    • B60G2204/416Ball or spherical joints

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Axle Suspensions And Sidecars For Cycles (AREA)

Description

Abfederung, insbesondere für Kraftfahrzeuge Die Erfindung bezieht sich auf eine Abfederung, insbesondere für Kraftfahrzeuge, bei der die die Räder führenden Lenker unter der Wirkung ungeführter Schraubenfedern stehen, die einerseits an dem Lenker und andererseits an dem Rahmen abgestützt sind, wobei das rahmenseitige Widerlager das lenkerseitige Widerlager der Feder in der Richtung der Federachse durchsetzt.Suspension, in particular for motor vehicles The invention relates on a cushioning, especially for motor vehicles, in which the wheels leading handlebars are under the action of unguided coil springs, on the one hand are supported on the handlebar and on the other hand on the frame, the frame-side Abutment the arm-side abutment of the spring in the direction of the spring axis interspersed.

Bei einer bekannten Abfederung dieser Art ist der obere Federteller gelenkig an dem rahmenseitigen Widerlager befestigt, während ein unterer Federteller überhaupt fehlt, die Schraubenfeder also unmittelbar an dem Lenker abgestützt ist. Dadurch vermag sich nur der obere Federteller gegenüber dem Lenker einzustellen, wenn dieser aus der Mittellage ausschwingt. Es ist hierbei nicht möglich, die seitlichen (transversalen) Schwingungen vollständig zu vermeiden, die der Schraubenfeder durch die Bewegung des Lenkers aufgezwungen werden. Diese Schwingungen werden nämlich von dem freien Federende her über den nicht zwangläufig geführten oberen Federteller eingeleitet, der den Bewegungen des Lenkers erfahrungsgemäß viel zu träge folgt, um die Schraubenfeder vor zusätzlichen Biegungsspannungen, die die Ursache der seitlichen (transversalen) Schwingungen sind, genügend frei zu halten.In a known suspension of this type, the upper spring plate is articulated to the frame-side abutment, while a lower spring plate is absent at all, so the coil spring is supported directly on the handlebar. As a result, only the upper spring plate can adjust to the handlebars, when this swings out of the central position. It is not possible to use the lateral Avoid (transverse) vibrations completely caused by the coil spring the movement of the handlebars are imposed. These vibrations are namely from the free end of the spring over the not necessarily guided upper spring plate initiated, which experience has shown to follow the movements of the handlebars much too sluggishly, to protect the coil spring from additional bending stresses that are the cause the lateral (transversal) vibrations are to be kept sufficiently free.

Demgegenüber besteht die Erfindung darin, daß der obere Federteller an dem Ende des rahmenseitigen Widerlagers starr und der untereFederteller an dem lenkerseitigen Widerlager gelenkig abgestützt ist. Dadurch wird das freie Federende über den unbeweglichen oberen Federteller am Rahmen festgehalten, das vom Lenker angetriebene Federende hingegen über den unteren, beweglichen Federteller parallel zum ersteren von den Bewegungen des Lenkers eingestellt. Da der untere Federteller hierbei nur verhältnismäßig geringe Verlagerungen gegenüber dem Lenker erfährt, die im übrigen unmittelbar, d. h. ohne die Schraubenfeder erst zusätzlich zu beanspruchen, über das lenkerseitige Widerlager auf diesen gelangen, wird das Auftreten der Biegungsspannungen, die die Schraubenfeder erfahrungsgemäß zu seitlichen (transversalen) Schwingungen anregen könnten, vollständig vermieden. Das während der Bewegung des Lenkers ausgeübte Quermoment wird in diesem Falle direkt als Einstellmoment für den unteren Federteller ausgenutzt und am beweglichen Federende neutralisiert, ohne daß die Feder selbst bei ihrer Zusammendrückung besondere zusätzliche Biegungsspannungen erfährt. Die Abfederung bleibt auf diese Weise von der Bewegung des Lenkers ziemlich unbeeinflußt, was die Gefahr eines Federbruches wesentlich vermindert.In contrast, the invention consists in that the upper spring plate rigid at the end of the frame-side abutment and the lower spring plate at the handlebar-side abutment is articulated. This becomes the free end of the spring held by the immovable upper spring plate on the frame, which is held by the handlebars driven spring end, however, parallel to the lower, movable spring plate adjusted to the former by the movements of the handlebar. Because the lower spring plate experiences only relatively small shifts in relation to the handlebars, which is otherwise directly, d. H. without putting additional stress on the coil spring, reach this via the handlebar-side abutment, the occurrence of the bending stresses, experience has shown that the coil spring leads to lateral (transverse) vibrations could stimulate completely avoided. That exercised during the movement of the handlebar In this case, the transverse torque is used directly as the setting torque for the lower spring plate exploited and neutralized at the movable end of the spring, without the spring itself experiences special additional bending stresses when they are compressed. the In this way, cushioning remains largely unaffected by the movement of the handlebar, which significantly reduces the risk of a spring break.

Die Erfindung ist in einem Ausführungsbeispiel in der Zeichnung veranschaulicht, und zwar zeigt Fig. i die Vorderansicht der Abfederung mit zwei übereinanderliegenden, quer schwingenden Lenkern in der Normalstellung und die Fig.2 und 3 die gleiche Ansicht in der oberen und unteren Grenzstellung der Räder. Die beiden die Räder führenden Lenker 3, q.The invention is illustrated in one embodiment in the drawing, namely Fig. i shows the front view of the suspension with two superimposed, transversely swinging arms in the normal position and Figs. 2 and 3 are the same View in the upper and lower limit position of the wheels. The two the wheels leading handlebar 3, q.

sind mit dem Achsschenkelträger 5 bei 7, 8 und mit dem Rahmenquerträger 6 bei 9, io gelenkig verbunden. Der obere, kürzere Lenker 3 steht unter der Wirkung einer ungeführten Schraubenfeder i i, die sich nach obenhin erstreckt. Die Schraubenfeder i i ist hierbei einerseits an dem Lenker 3, andererseits an dem mit dem Rahmenlängsträger 21 verbundenen Bock 15 abgestützt. Der Bock 15 ist in Richtung der Federachse A-A nach oben gestellt und durchsetzt die Schraubenfeder i i ihrer ganzen Länge nach. Der das Federauflager bildende Federteller 18 ist an dem Ende des Bockes 15 bei 2o starr befestigt, während der das Federwiderlager bildende Federteller 22, durch dessen Ausnehmung 14 der Bock 15 hindurchragt, unter Vermittlung eines walzigen Pilzes 23 auf dem Lenker 3 ruht. Der Pilz 23 ist auf einer Gleitbahn 24 des Lenkers 3 quer zur Federachse A-A frei verschiebbar. Er kann aus zwei Teilen bestehen, die diesseits und jenseits des Bockes 15 angeordnet liegen und im Halbmesser R mit dem auf der Federachse A-A liegenden Mittelpunkt O gekrümmt sind.are with the steering knuckle support 5 at 7, 8 and with the frame cross member 6 articulated at 9, io. The upper, shorter link 3 is under the effect an unguided coil spring i i which extends upwards. The coil spring i i is on the one hand on the link 3, on the other hand on the one with the frame side member 21 connected block 15 is supported. The bracket 15 is in the direction of the spring axis A-A placed upwards and penetrates the coil spring i i along its entire length. The spring plate 18 forming the spring support is at the end of the bracket 15 2o rigidly attached, while the spring plate 22 forming the spring abutment through the recess 14 of which the block 15 protrudes through the intermediary of a rolling Mushroom 23 rests on the handlebar 3. The mushroom 23 is on a slide 24 of the handlebar 3 freely movable transversely to the spring axis A-A. It can consist of two parts, the on this side and on the other side of the block 15 are arranged and in the radius R with the center O lying on the spring axis A-A are curved.

Schwingt der Lenker 3 nach oben (Fig.2) oder nach unten (Fig.3) durch, so bleibt die Federachse A-A nahezu unverändert im Raum stehen. Hierbei stellt sich der Federteller 22 um den Mittelpunkt O frei ein, indem der Pilz 23 unter dem Federdruck entweder nach der Innenseite (in Richtung L) oder nach der Außenseite (in Richtung a.) längs der Gleitbahn 24. verschoben wird. Der Pilz 23 ist zu diesem Zweck gegenüber dem Bock 15 freibestellt; bei walziger Ausbildung ist er zweckmäßig in zwei Hälften unterteilt, zwischen denen der Bock 15 hindurchragt; bei kugeliger Ausbildung ist er zweckmäßig mit einer Ausnehmung (ähnlich der Ausnehmung i.1. des Federtellers 22) für den Bock 15 versehen.If the handlebar 3 swings upwards (Fig. 2) or downwards (Fig. 3), so the spring axis A-A remains almost unchanged in space. This arises the spring plate 22 around the center O freely by the mushroom 23 under the spring pressure either on the inside (towards L) or on the outside (towards a.) is moved along the slide 24. The mushroom 23 is opposite for this purpose the goat 15 released; in the case of rolling training, it is useful in two halves divided, between which the block 15 protrudes; with spherical training it expediently with a recess (similar to the recess i.1. of the spring plate 22) for the bracket 15.

Die Schraubenfeder i i wird in einfacher Weise ausgebaut, indem der Federteller 18 bei 22 vom Bock 15 gelöst und die Feder i i selbst in Richtung der Federachse A-A nach oben abgezogen wird. Da die Schraubenfeder i i und Federteller 18, 22 (gegebenenfalls auch der Pilz 23) konzentrisch zum Bock 15 angeordnet sind, kann im Falle eines Federbruches keiner dieser Teile herausfallen und Beschädigungen am Fahrgestell hervorrufen.The coil spring i i is expanded in a simple manner by the Spring plate 18 at 22 released from the bracket 15 and the spring i i itself in the direction of the Spring axis A-A is pulled off upwards. Since the coil spring i i and spring plate 18, 22 (possibly also the mushroom 23) are arranged concentrically to the bracket 15, In the event of a spring break, none of these parts can fall out and cause damage on the chassis.

Claims (3)

PATENTANSPRÜCHE: i. Abfederung, insbesondere für Kraftfahrzeuge, bei der die die Räder führenden Lenker unter der Wirkung ungeführter Schraubenfedern stehen, die einerseits an dem Lenker und andererseits an dem Rahmen abgestützt sind, wobei das rahmenseitige Widerlager das lenkerseitige Widerlager der Feder in der Richtung der Federachse durchsetzt, dadurch gekennzeichnet, daß der obere Federteller (18) an dem Ende des rahmenseitigen Widerlagers (15) starr und der untere Federteller (22) an dem lenkerseitigen Widerlager (23) gelenkig abgestützt ist. PATENT CLAIMS: i. Cushioning, especially for motor vehicles the control arm leading the wheels under the action of unguided coil springs which are supported on the one hand on the handlebar and on the other hand on the frame, wherein the frame-side abutment is the arm-side abutment of the spring in the Penetrates direction of the spring axis, characterized in that the upper spring plate (18) at the end of the frame-side abutment (15) rigid and the lower spring plate (22) is supported in an articulated manner on the arm-side abutment (23). 2. Abfederung nach Anspruch i, dadurch gekennzeichnet, daß das rahmenseitige Widerlager (15) aus einem winkeligen Bock besteht, dessen einer Schenkel mit dem Rahmenlängsträger (21) und dessen anderer Schenkel mit dem Federteller (18) verbunden ist. 2. cushioning according to claim i, characterized in that the frame-side abutment (15) from consists of an angled bracket, one leg of which is connected to the frame side member (21) and the other leg of which is connected to the spring plate (18). 3. Abfederung nach Anspruch i, dadurch gekennzeichnet, daß das .lenkerseitige Widerlager (23) aus einem kugeligen oder walzigen Pilz besteht, der auf einer zur Federachse (A) quer liegenden Gleitbahn (24) des Lenkers (3) frei verschiebbar ist. Zur Abgrenzung des Erfindungsgegenstands vom Stand der Technik ist im Erteilungsverfahren folgende Druckschrift in Betracht gezogen worden: Britische Patentschrift Nr. 492 77i.3. cushioning according to claim i, characterized in that the Abutment (23) consists of a spherical or cylindrical mushroom on a spring axis (A) transverse slide (24) of the handlebar (3) is freely movable. For demarcation the subject of the invention from the prior art is the following in the grant procedure Reference considered: British Patent No. 492 77i.
DEA96272D 1942-08-19 1942-08-19 Cushioning, especially for motor vehicles Expired DE751796C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEA96272D DE751796C (en) 1942-08-19 1942-08-19 Cushioning, especially for motor vehicles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA96272D DE751796C (en) 1942-08-19 1942-08-19 Cushioning, especially for motor vehicles

Publications (1)

Publication Number Publication Date
DE751796C true DE751796C (en) 1954-10-11

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ID=6951420

Family Applications (1)

Application Number Title Priority Date Filing Date
DEA96272D Expired DE751796C (en) 1942-08-19 1942-08-19 Cushioning, especially for motor vehicles

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DE (1) DE751796C (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1139036B (en) * 1957-11-28 1962-10-31 Ustav Pro Vyzkum Motorovych Vo Suspension system acting on a handlebar, especially for wheel suspension of motor vehicles
EP0370168A2 (en) * 1988-11-23 1990-05-30 HURTH Getriebe und Zahnräder G.m.b.H. Propulsion unit for a vehicle in a driverless transport system
DE102007050084A1 (en) 2007-10-19 2009-04-23 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Support for use in individual wheel suspension of passenger car, has disk supported at pot via elastic flexible ring body, which lies directly at disk on one side and directly at pot on other side, where ring body exhibits free space

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB492771A (en) * 1937-04-28 1938-09-27 James Henry Pratt Improvements relating to independent wheel suspension systems for vehicles

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB492771A (en) * 1937-04-28 1938-09-27 James Henry Pratt Improvements relating to independent wheel suspension systems for vehicles

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1139036B (en) * 1957-11-28 1962-10-31 Ustav Pro Vyzkum Motorovych Vo Suspension system acting on a handlebar, especially for wheel suspension of motor vehicles
EP0370168A2 (en) * 1988-11-23 1990-05-30 HURTH Getriebe und Zahnräder G.m.b.H. Propulsion unit for a vehicle in a driverless transport system
EP0370168A3 (en) * 1988-11-23 1990-10-10 Carl Hurth Maschinen- Und Zahnradfabrik Gmbh & Co Propulsion unit for a vehicle in a driverless transport system
DE102007050084A1 (en) 2007-10-19 2009-04-23 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Support for use in individual wheel suspension of passenger car, has disk supported at pot via elastic flexible ring body, which lies directly at disk on one side and directly at pot on other side, where ring body exhibits free space
JP2009101993A (en) * 2007-10-19 2009-05-14 Dr Ing Hcf Porsche Ag Supporting device for compression coil spring

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