WO2010133241A1 - Attelage de remorque monté élastique préassemblé - Google Patents

Attelage de remorque monté élastique préassemblé Download PDF

Info

Publication number
WO2010133241A1
WO2010133241A1 PCT/EP2009/003613 EP2009003613W WO2010133241A1 WO 2010133241 A1 WO2010133241 A1 WO 2010133241A1 EP 2009003613 W EP2009003613 W EP 2009003613W WO 2010133241 A1 WO2010133241 A1 WO 2010133241A1
Authority
WO
WIPO (PCT)
Prior art keywords
spring
mounting
trailer
coupling according
polymer
Prior art date
Application number
PCT/EP2009/003613
Other languages
German (de)
English (en)
Inventor
Udo Szczepanek
Original Assignee
Jost-Werke Gmbh
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 Jost-Werke Gmbh filed Critical Jost-Werke Gmbh
Priority to PCT/EP2009/003613 priority Critical patent/WO2010133241A1/fr
Publication of WO2010133241A1 publication Critical patent/WO2010133241A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60D—VEHICLE CONNECTIONS
    • B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
    • B60D1/48—Traction couplings; Hitches; Draw-gear; Towing devices characterised by the mounting
    • B60D1/50—Traction couplings; Hitches; Draw-gear; Towing devices characterised by the mounting resiliently mounted
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60D—VEHICLE CONNECTIONS
    • B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
    • B60D1/01—Traction couplings or hitches characterised by their type
    • B60D1/02—Bolt or shackle-type couplings

Definitions

  • the present invention relates to a trailer hitch for releasably connecting a towing vehicle with a trailing vehicle, comprising: a coupling body with a tie rod which projects from the coupling body in a Abstehraum and extending along a Switzerlandstangenl Kunststoffsachse defining an axial direction, a mounting bearing, which in im a Vehicle mounted state passes through a mounting opening of a mounting member of the vehicle and which surrounds the pull rod radially outward, wherein the mounting bearing has a flange with a contact surface for abutment against the mounting hole at least partially surrounding counter-contact surface of the mounting member.
  • a generic trailer hitch with tie rod attachment is known from DE 10 2004 045 254 A.
  • the trailer coupling known from the cited document is a truck coupling with an adjustable coupling bolt, which passes through the central opening of a closed drawbar eye in order to produce a detachable connection between towing vehicle and trailer vehicle.
  • the present application is of course applicable to this type of towbars, but is not intended to be limited thereto, and may, for example, also relate to ball couplings.
  • a disadvantage of the known generic trailer hitch is the high assembly costs, which is necessary to mount the known trailer hitch to a vehicle.
  • Coupling housing connected drawbar to attach to the mounting member to the vehicle. Then on the pull rod, the clutch housing closer components, such as Elastomer spring and spring abutment, slid and pushed the pull rod in Abstehraum through the already attached to the vehicle mounting camp through.
  • the clutch housing closer components such as Elastomer spring and spring abutment
  • a trailer hitch of the type mentioned in which the trailer hitch is inserted as a preassembled module in Abstehraum into the mounting hole, that all carried by the tie rod and surrounding through-hole components in the of the contact surface of the flange to the have free, coupling body remote longitudinal end of the drawbar reaching through-longitudinal portion of the drawbar an external geometry, which is dimensioned such that the through-hole components in the attachment of the trailer hitch to the Vehicle can be pushed through the mounting hole.
  • push-through components Those components, which are arranged in a longitudinal portion of the pull rod, which extends from the contact surface of the flange portion in Abstehraum up to the free, coupling body femen longitudinal end of the tie rod are referred to as "push-through components", as these components through the designated mounting hole in the mounting member of the vehicle for attachment of the coupling body to the vehicle are pushed through in the direction down. This is possible due to the design rule given above in relation to the prior art substantially unchanged mounting hole.
  • the coupling body can be provided with the projecting from him pull rod together with the mounting bearing and possibly other components received by the pull rod as a preassembled assembly for mounting the coupling body to the vehicle.
  • the assembly of all necessary for the attachment of the coupling body on the vehicle components therefore no longer need to be done in the cramped and sometimes difficult to access spatial conditions on the vehicle itself, but can be done conveniently at a suitable location away from the vehicle.
  • the flange portion need only be connected to the attachment member in a manner known per se, to attach the coupling body according to the invention with the same strength as the coupling body of the prior art, but with significantly reduced installation costs, on the vehicle.
  • the push-through components essentially have a circular outer geometry and the mounting opening is essentially also circular, so that the outer diameter of the push-through components is smaller than the opening diameter of the mounting opening.
  • the mounting opening is at least partially limited by a polygon or / and at least one through-hole component - when viewed in cross section - has an at least partially limited by a polygonal outer geometry.
  • the mounting bearing against the Abstehraum i. relative to the vehicle is usually inserted counter to the direction of travel, in the mounting opening of the attachment member, whereas the pull rod is usually passed during the assembly process in Abstehraum by the mounting bearing, said mounting steps are mandatory to perform separately from each other.
  • the assembly of a trailer hitch according to the invention is also facilitated by the fact that the contact surface of the mounting bearing has in the mounted state of the trailer hitch in Abstehraum.
  • the preassembled assembly with coupling body, tie rod and mounting bearing in Absteh direction can be inserted into the mounting hole until abutment surface and counter-bearing surface abut each other and then fixed to the attachment component.
  • Fixing bearing is fixed under spring preload, which is effected by at least one arranged in Abstehraum behind the mounting bearing first spring assembly, wherein the first spring assembly is axially biased by an axial biasing means.
  • the first spring arrangement and the Axialvorspannstoff are through-hole components.
  • the first spring arrangement comprises at least one surrounding the pull rod polymer spring element, preferably a polymer ring.
  • the trailer hitch comprises at least two polymer spring elements and in Abstehraum between two axially adjacent polymer spring elements in relation to this substantially rigid washer is arranged as another push-through component , It has been shown that by two adjacent in the axial direction of the polymer spring elements with a substantially axially between them received substantially rigid washer, a substantially same spring characteristic can be obtained, as in a single polymer spring element, which, however, has a much larger radial dimension. Due to the reduced radial dimension of the first spring arrangement, it can be guided through the mounting opening as a push-through component, without the mounting opening having to be increased in relation to the prior art for this purpose.
  • At least one polymer spring element is vulcanized to the intermediate disc. Then, if two polymer spring elements are provided, preferably both polymer spring elements are vulcanized onto the intermediate disk, specifically a polymer spring element on each end face of the intermediate disk. As a result, the polymer spring elements can be pushed with the washer as a prefabricated module on the fürsteck- longitudinal portion of the pull rod.
  • the first spring arrangement can also be designed such that it comprises a polymer spring element, which comprises the
  • Washer surrounds at least three sides. It is advantageous if the intermediate disc is encapsulated on the at least three sides of polymer material or the polymer material is vulcanized on the at least three sides of the intermediate disc. This also results in a first spring arrangement with low possible radial
  • the polymer spring element contacts the intermediate disk in its end faces pointing in the axial direction and on the radially inner jacket surface.
  • the spring characteristic of the first spring arrangement can still be positively influenced by the fact that the intermediate disc radially further outside a greater axial thickness than radially further inside. As a result, with the smallest possible radial outer dimension of the first
  • the intermediate disc be rotationally symmetrical and be further configured such that it has a T-shaped cross-section in a section with a cutting plane containing its rotational symmetry axis. Since in a sharp-edged T-section the existing peripheral edges can have an unfavorable effect on the polymer spring element lying against them, according to a development of the present invention it can be provided that the contour of at least one axially facing end face of the intermediate disk when viewed in the said Cut has a steady course.
  • the trailer coupling can also comprise, for its resilient mounting, at least one second spring arrangement which is arranged in the direction of the downwardly facing mounting mounting and which, like the first spring arrangement, is axially prestressed.
  • the first and the second spring arrangement each have a spring characteristic which does not differ by more than 20%, preferably not more than 10%, particularly preferably are substantially identical.
  • the second spring arrangement can have exactly one polymer spring element. Since the second spring arrangement remains in the Abstehraum before the mounting bearing, it does not matter in this to the radial dimension. Therefore, the second spring arrangement may have a radially larger dimension than the first spring arrangement, as a through-insertion through the mounting opening is not required for the second spring arrangement.
  • Another desired reduction in required components can be obtained by using surfaces of the mounting bearing as a spring abutment for the abovementioned spring arrangements.
  • a surface of the mounting bearing facing downwardly is designed as a spring abutment for the first spring arrangement.
  • a face of the mounting bearing facing the descending direction is formed as a spring abutment for the second spring arrangement.
  • the spring abutments are preferably similarly contoured for the reasons mentioned above, such as an axially facing surface of the washer, i.
  • the spring abutment on the mounting bearing are radially further outward in the axial direction before than radially further inside, so that a voltage applied to the spring abutment of the mounting bearing polymer spring element is compressed radially outward stronger than further radially inside.
  • the coupling body may comprise a coupling ball with support rod or a Switzerlandösenfactraum with displaceable coupling pin.
  • FIG. 1 is a plan view of a first embodiment of a coupling body of a trailer hitch according to the invention
  • FIG. 2 shows the vehicle-mounted coupling body of Fig. 1 in longitudinal section
  • Fig. 3 shows a second embodiment of a coupling body of an embodiment of the invention
  • Fig. 4 shows a third embodiment of a trailer hitch according to the invention.
  • a zugterrorism discoveredes member 10 of a trailer hitch according to the invention is shown, which is constructed in a conventional manner coupling body 12, a mounting bearing 14 with a flange 16, a first spring assembly 18, a second Federan- order 20, a clamping plate 22 and a in Fig. 1 not to be recognized, since under a cover 24 hidden biasing device comprises.
  • the pull rod longitudinal axis Z is in the illustrated example, a longitudinal center axis. It defines an axial direction and orthogonal radial directions.
  • the flange portion 16 has a contact surface 30, which points in the direction of the downstroke A, and bears against a counter-bearing surface 32 of a traverse 31.
  • Traverse 31 is an attachment component provided on a vehicle in the sense of the present invention for attaching coupling component 10 thereto.
  • the traverse 31 also has a mounting opening 34 through which a from the contact surface 30 of the flange portion 16 of the mounting bearing 14 to the free longitudinal end 36 of the tie rod 28 reaching through-length portion 38 of the tie rod 28 is inserted therethrough.
  • the through-hole components 18, 22 and 24 (as well as the axial prestressing device 26 concealed beneath the covering hood 24) each have a circular outer geometry which is circular in cross-section with respect to the connecting rod longitudinal axis Z and has a diameter which is smaller than The diameter D of the mounting hole 34.
  • a through-hole component in the context of the present invention.
  • first spring assembly 18 and the second spring assembly 20 have substantially similar spring characteristics, i. that approximately the same load is assigned to substantially the same spring travel in both spring arrangements.
  • the second spring arrangement 20, which in the example shown here is formed by an elastomer ring, is essentially known from the prior art.
  • the spring characteristic of the second spring assembly 20 is substantially determined.
  • the first spring arrangement 18 is designed in a specific manner in the examples shown in FIGS. 1 to 3: has a polymer spring element 42, which surrounds a metallic intermediate plate 44, for example made of steel, from three sides, namely at the in and against the Abstehraum A facing end surfaces 46 and 48 and at the radially inner The lateral surface 50 of the intermediate disc 44. At these surfaces, the polymer spring element 42 is vulcanized to the metallic washer 44, so that the first spring assembly 18 forms a compact assembly easy to install.
  • the pointing in Abstehcardi A longitudinal end (end face 39) of the push-through extension 40 of the mounting bearing 14 is also formed as a spring abutment, as opposed to the Abstehcardi A facing end face 23 of the clamping plate 22.
  • the provided for abutment against the polymer spring element 42 of the first spring assembly 18 faces
  • push-through extension 40 and clamping disk 22 are formed such that they have radially farther away from the Werstangenlfitsachse Z a smaller axial distance than in a radially closer to the Switzerlandstangenlticiansachse Z range. This has a favorable effect on the bias voltage and consequently on the spring characteristic of the first spring arrangement 18.
  • the biasing device 26 is configured in a conventional manner.
  • the clamping plate 22 is moved counter to the Abstehraum A and counter to the action of the first and second spring assembly 18 and 20 to the coupling body 12 until a groove 52 is released so that the retaining segments 54 can be inserted radially into this groove , These then hold the tension pulley 22 at the position shown in Fig. 2.
  • the retaining segments 54 are in turn secured by a locking sleeve 56 against falling out of the groove 52.
  • the locking sleeve 46 is itself held by a clamping ring 58 in place.
  • the bias of zugizidoven coupling part 10 is thus defined at predetermined spring arrangements by the axial position of the groove 52 in the tie rod 28.
  • FIG. 3 shows a second embodiment of the trailer coupling according to the invention shown in FIGS. 1 and 2.
  • the embodiment shown in Figure 3 will be described only insofar as it differs from that of Figures 1 and 2.
  • the same or functionally identical components as in Figures 1 and 2 are provided in Figure 3 with the same reference numerals, but increased by the number 100. For an explanation of these components, reference is expressly made to the description of Figures 1 and 2.
  • the second embodiment shown in FIG. 3 differs from that of FIGS. 1 and 2 only in the embodiment of the pretensioner 126.
  • FIG. 4 differs from that of FIGS. 1 and 2 substantially in the configuration of the first spring arrangement 218.
  • This comprises a first polymer spring element 242 and a second polymer spring element 243 provided axially spaced therefrom. Axially between these two adjacent polymer spring elements 242 and 243, a metallic washer 244 is arranged.
  • the polymer spring elements 242 and 243 as well as the intermediate disc 244 are separable from one another as push-through components of the first spring arrangement 218.
  • the polymer spring members 242 and 243 may be vulcanized to the washer 244.
  • the intermediate disk 244 In the embodiment of its end faces 246 and 248, which point toward the polymer spring elements 242 and 243 and are in contact with the latter, the intermediate disk 244 essentially corresponds to the end face 246 and 248 This means that the intermediate disc 244 is designed such that it causes a greater axial deformation of the polymer spring elements 242 and 243 in a radially further away from the WerstangenlCodesachse Z area than in a radially closer located on the Switzerlandstangenlticiansachse Z area.
  • the washer 244 When viewing the intermediate disc 244 in the assembled state in a longitudinal section Z forming a Switzerlandstangenl Kunststoffsachse Z a rotational symmetry axis of the first spring assembly 218, the washer 244 has a substantially T-shaped cross-section, to avoid sharp edges, the contours of the abutment against the polymer spring elements 242 and 243 formed end faces 246 and 248 are continuous. This continuous formation of the end faces 246 and 248 undesirable spikes are avoided, which in the formation of sharp edges on the end faces 246 and 248 of
  • Washer 244 could otherwise be introduced into the polymer spring elements 242 and / or 243.
  • biasing means 126 shown in Fig. 3 can be readily applied to the embodiment as shown in Fig. 4, can be applied.

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Springs (AREA)

Abstract

L'invention concerne un attelage de remorque qui permet de relier de manière libérable un véhicule tracteur à un véhicule tracté, qui comprend un corps d'attelage(12) doté d'une barre de traction (28) qui fait saillie du corps d'attelage (12) dans une direction de saillie (A) et qui s'étend le long d'un axe longitudinal (Z) de la barre de traction, qui définit une direction axiale, et en outre un palier de fixation (14) qui, à l'état monté sur un véhicule, traverse une ouverture de montage (34) d'un élément d'attache (31) du véhicule et qui entoure radialement vers l'extérieur la barre de traction (28), le palier de fixation (14) présentant une partie formant flasque (16), dotée d'une surface de pose (30) destinée à être placée sur une surface de pose antagoniste (32) de l'élément d'attache (31) qui entoure au moins en partie l'ouverture de montage (34). L'attelage de remorque peut ainsi être inséré comme module pré-monté dans l'ouverture de montage (34) dans la direction de saillie (A), de telle sorte que dans la partie longitudinale (38) d'emboîtement de la barre de traction (28) qui s'étend de la surface de pose (30) de la partie formant flasque (16) jusqu'à l'extrémité longitudinale libre (36), éloignée du corps d'attelage, de la barre de traction (28), tous les éléments d'emboîtement (18, 22, 24, 40) qui entourent la barre de traction (28) présentent une géométrie extérieure dont les dimensions sont telles que les éléments d'emboîtement (18, 22, 24, 40) peuvent être insérés par l'ouverture de montage (34) lors de l'installation de l'attelage de remorque sur le véhicule.
PCT/EP2009/003613 2009-05-20 2009-05-20 Attelage de remorque monté élastique préassemblé WO2010133241A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/EP2009/003613 WO2010133241A1 (fr) 2009-05-20 2009-05-20 Attelage de remorque monté élastique préassemblé

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2009/003613 WO2010133241A1 (fr) 2009-05-20 2009-05-20 Attelage de remorque monté élastique préassemblé

Publications (1)

Publication Number Publication Date
WO2010133241A1 true WO2010133241A1 (fr) 2010-11-25

Family

ID=41450004

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2009/003613 WO2010133241A1 (fr) 2009-05-20 2009-05-20 Attelage de remorque monté élastique préassemblé

Country Status (1)

Country Link
WO (1) WO2010133241A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3640064A1 (fr) * 2018-10-19 2020-04-22 Arrival Robotics Ltd Mécanisme de connexion d'attelage pour véhicules à guidage automatique

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1819393A (en) * 1929-05-29 1931-08-18 Earl B Staley Drawbar connection
GB467185A (en) * 1935-12-11 1937-06-11 Reginald William Neate Improvements in and relating to mountings for coupling devices
DE102004045254A1 (de) * 2004-09-17 2006-04-13 Jost-Werke Gmbh & Co.Kg. Anhängerkupplung mit Zugstangenbefestigung
DE202006010793U1 (de) * 2006-07-13 2006-09-07 Etq Eisenbahntechnische Anwendungen Gmbh Anordnung zur Einleitung von Zugkräften in kraftaufnehmende Strukturen von Schienenfahrzeugen
EP1785329A1 (fr) * 2005-11-15 2007-05-16 Voith Turbo Scharfenberg GmbH & Co. KG Structure de joint
EP2060415A1 (fr) * 2007-11-16 2009-05-20 Jost-Werke GmbH Attelage à ressort prémonté

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1819393A (en) * 1929-05-29 1931-08-18 Earl B Staley Drawbar connection
GB467185A (en) * 1935-12-11 1937-06-11 Reginald William Neate Improvements in and relating to mountings for coupling devices
DE102004045254A1 (de) * 2004-09-17 2006-04-13 Jost-Werke Gmbh & Co.Kg. Anhängerkupplung mit Zugstangenbefestigung
EP1785329A1 (fr) * 2005-11-15 2007-05-16 Voith Turbo Scharfenberg GmbH & Co. KG Structure de joint
DE202006010793U1 (de) * 2006-07-13 2006-09-07 Etq Eisenbahntechnische Anwendungen Gmbh Anordnung zur Einleitung von Zugkräften in kraftaufnehmende Strukturen von Schienenfahrzeugen
EP2060415A1 (fr) * 2007-11-16 2009-05-20 Jost-Werke GmbH Attelage à ressort prémonté

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3640064A1 (fr) * 2018-10-19 2020-04-22 Arrival Robotics Ltd Mécanisme de connexion d'attelage pour véhicules à guidage automatique

Similar Documents

Publication Publication Date Title
EP2414180B1 (fr) Articulation elastomere
EP2838743B1 (fr) Fixation de palier en caoutchouc
EP1248914B1 (fr) Dispositif de fixation pour des pedales dans des vehicules automobiles
EP3401619A1 (fr) Appareil de service climatique pour un système de climatisation de véhicule
EP2476500A1 (fr) Elément de fixation pour un composant en forme de moyeu
DE10050777B4 (de) Luftfeder und Verfahren zur Herstellung einer Luftfeder
DE69519673T2 (de) Dämpfungsvorrichtung für kraftfahrzeugstabilisatoren und verfahren zu ihrer befestigung
EP4077000B1 (fr) Bras de suspension à trois points
EP2060415B1 (fr) Attelage à ressort prémonté
DE3228051A1 (de) Einrichtung zum befestigen zweier bauteile aneinander
WO2020011597A1 (fr) Axe creux de galet d'entraînement, kit de montage d'un galet d'entraînement, marche d'escalier mécanique comprenant un axe creux de galet d'entraînement, ainsi que procédé de montage d'un galet d'entraînement permettant le montage d'un galet d'entraînement au moyen d'un kit de montage de galet d'entraînement
EP1668262A1 (fr) Coque spherique pour rotule
DE4244140C2 (de) Schwenklager
WO2010133241A1 (fr) Attelage de remorque monté élastique préassemblé
DE102009046894A1 (de) Lenkerelement mit Überlastsicherung
WO2014009428A1 (fr) Dispositif pour presser une crémaillère contre un pignon
DE102012112362B3 (de) Ventil mit einer Befestigungseinrichtung
DE8608541U1 (de) Hülsenpuffer zur federnden Aufnahme von Stoßkräften, insbesondere für Schienenfahrzeuge
DE19735753A1 (de) Drehstabanordnung
DE102005062794B3 (de) Befestigungselement für eine Bowdenzughülle
EP1270990B1 (fr) Dispositif de fixation pour un actionneur linéaire
DE102018217994A1 (de) Schlepprollenhohlachse, Schlepprollenmontageset, Fahrtreppenstufe umfassend eine Schlepprollenhohlachse sowie Verfahren zur Montage einer Schlepprolle unter Verwendung eines Schlepprollenmontagesets
DE102017205132A1 (de) Gelenk für ein Fahrwerksbauteil, Fahrwerksbauteil mit einem solchen Gelenk und Verfahren zum Herstellen eines solchen Gelenks
DE102013212339B3 (de) Gelenkvorrichtung zur schwenkbaren Verbindung eines ersten mit einem zweiten Gelenkarm, sowie Spiegelhalterung und Spiegel mit derartiger Gelenkvorrichtung
DE102017214320A1 (de) Aktuator einer Hinterachslenkung für ein Kraftfahrzeug

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 09776636

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 09776636

Country of ref document: EP

Kind code of ref document: A1