[go: up one dir, main page]

WO2019238318A1 - Chaîne articulée - Google Patents

Chaîne articulée Download PDF

Info

Publication number
WO2019238318A1
WO2019238318A1 PCT/EP2019/061846 EP2019061846W WO2019238318A1 WO 2019238318 A1 WO2019238318 A1 WO 2019238318A1 EP 2019061846 W EP2019061846 W EP 2019061846W WO 2019238318 A1 WO2019238318 A1 WO 2019238318A1
Authority
WO
WIPO (PCT)
Prior art keywords
chain
articulated
link
layer
chain according
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.)
Ceased
Application number
PCT/EP2019/061846
Other languages
German (de)
English (en)
Inventor
Stefan Kemper
Kai Silberg
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.)
Ketten Wulf Betriebs GmbH
Original Assignee
Ketten Wulf Betriebs 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 Ketten Wulf Betriebs GmbH filed Critical Ketten Wulf Betriebs GmbH
Publication of WO2019238318A1 publication Critical patent/WO2019238318A1/fr
Anticipated expiration legal-status Critical
Ceased 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/20—Sliding surface consisting mainly of plastics
    • F16C33/201—Composition of the plastic
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/20—Sliding surface consisting mainly of plastics
    • F16C33/203—Multilayer structures, e.g. sleeves comprising a plastic lining
    • 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
    • F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
    • F16G13/00—Chains
    • F16G13/02—Driving-chains
    • F16G13/06—Driving-chains with links connected by parallel driving-pins with or without rollers so called open links
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00—Pivots; Pivotal connections
    • F16C11/02—Trunnions; Crank-pins
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/12—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load
    • F16C17/24—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load with devices affected by abnormal or undesired positions, e.g. for preventing overheating, for safety
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2202/00—Solid materials defined by their properties
    • F16C2202/50—Lubricating properties
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
    • F16C2208/20—Thermoplastic resins
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2361/00—Apparatus or articles in engineering in general
    • F16C2361/71—Chains

Definitions

  • the present invention relates to an articulated chain according to the
  • Claim 15 Furthermore, the present invention relates to a
  • Link chains made of steel are used in conveyor technology when high tensile forces have to be transmitted. From these high
  • This surface pressure is, in combination with other influences such as abrasive foreign substances, for a progressive wear of the hinge bush.
  • Chain link causative The chain joints wear as a result of the surface pressure, whereas other influences such as abrasive media accelerate the process.
  • the prior art essentially describes two ways in which the progress of wear in the chain links can be reduced in order to achieve an acceptable service life. On the one hand this is the continuous respectively
  • FIG. 6 shows a section through a chain link of a link chain according to the prior art, which is oil-lubricated
  • Hinged bushing 11 a hinge pin 12 and two inner and outer plates 13, 14 each.
  • the chain joint in particular the hinge pin 12 and the hinge bushing 11, are provided with initial lubrication from grease or oil during assembly.
  • chains of this type must be in operation
  • Drip oiler the costs for the procurement and storage of the lubricant, the costs for the disposal of the oil residues or the waste oil as well as the contamination of the systems and / or the environment and / or the conveyed goods
  • Oil residues. 7 shows a joint section through a bushing chain lubricated with grease according to the prior art.
  • the section shows a hinge pin 12 with a lubrication bore 16, one
  • both the chain link and the seals 17 are provided with initial lubrication from grease or oil in this type of construction.
  • chains of this type are relubricated during operation. That means that after a certain interval new
  • Grease is pressed manually or automatically, for example through the grease nipple 19 into the chain link. Old one
  • Lubricating grease can escape to the outside through the construction of the seals 17 when the new lubricating grease is under pressure.
  • Lubrication holes and an elaborate seal construction that must be consistent for lubricant. Additional components or special preparation or mechanical processing of the sealing surfaces may also be required.
  • Fig. 8 shows the joint section of a bush conveyor chain
  • Plain bearings 20 The section shows a hinge pin 12, a
  • an initial lubrication may also have to be provided according to the prior art. Both the slide bearing 20 and the seals 17 are initially lubricated with grease during assembly. There is no other one operating the chain
  • Disadvantages here are the initial lubrication of the slide bearings to reduce the wear of the chain link, the initial lubrication of the seals to reduce the wear of the seals, the release of the lubricant from the initial lubrication of the slide bearings to the environment and / or the system and / or that Conveyed goods, the
  • Plain bearing must be processed thermoplastically. Due to the flomogeneity of the plain bearings, plain bearings of this type cannot be adapted locally to the loads. Furthermore are under
  • thermoplastic polymer plain bearing with additives, the additives being, for example, fillers, solid lubricants and short fibers, each of which is distributed in the polymer matrix. Furthermore, there are between the outer and inner tabs
  • each of the plain bearings has a support layer and a sliding layer, each one
  • each of the seals comprises a plastic-based sealing material and a solid lubricant. This design of the plain bearings and the seals allows the link chain to be used completely free of lubricants.
  • Relubrication and / or for lubricants Another benefit is protecting the environment, especially avoiding it
  • Another advantage is that existing, previously lubricated chains can be replaced with a completely lubricant-free system with the same external dimensions.
  • the plain bearings can have very good chemical resistance due to the plastic matrix material.
  • seals which comprise a plastic-based sealing material and a solid lubricant, the counter surfaces of the seals no longer have to be adjusted by mechanical processing or by additional components.
  • the support layer is arranged radially on the outside and faces the hinge bush, whereas the sliding layer is arranged radially on the inside and the hinge pin
  • the base layer and the sliding layer are connected to one another by the matrix material.
  • the matrix material can be a synthetic resin or a thermosetting plastic or comprise a synthetic resin or a thermosetting plastic, in particular wherein the matrix material is an epoxy resin or comprises an epoxy resin.
  • the plain bearings can be attached to special Load cases and areas of application are adapted. This means that the plain bearing can be used depending on the load and permissible wear
  • the sliding layer can be flexibly built up layer by layer, in particular the proportion of the sliding layer and the base layer in the total thickness of the sliding bearing can be variably determined depending on the application.
  • the permissible wear path depends on the layer thickness of the sliding layer, after its removal the function of the
  • Plain bearing is no longer guaranteed.
  • a comparatively thick base layer and a comparatively thin sliding layer result in a high load-bearing capacity and a low permissible wear
  • a comparatively thin base layer and a comparatively thick sliding layer result in a low load-bearing capacity and a large permissible wear.
  • Base layer comprise an integrated solid lubricant
  • solid lubricant can transfer lubrication of the chain link can be effected, in which solid lubricant particles are embedded in the roughness peaks of the respective counterpart.
  • Base layer consist of endlessly wound fibers, in particular made of polyester, aramid, carbon, glass or PTFE. Due to the reinforcement by continuous fibers, with a suitable structure of the layers, a surface pressure with dynamic loads of up to 140MPa may be permissible. In particular, one with
  • a suitably designed link chain can thus withstand at least the same loads as the bush conveyor chains known from the prior art.
  • the sliding layer comprises non-endless fibers, in particular fibers made of PTFE or polyester, and optionally comprises an additive, for example PTFE. This can also have a positive influence on the sliding properties of the sliding layer.
  • Plain bearing has more than two layers. This allows the plain bearings to be adapted even more flexibly to the purpose of the link chain.
  • a lip seal or a dirt lip can prevent dirt from entering the joint and are arranged in particular on the inside diameter of the plain bearing.
  • a chamfer on the end faces of the plain bearing can improve its mountability and is arranged in particular on the outer diameter of the plain bearing.
  • one, more or each of the slide bearings comprises an electrical conductor which is arranged in particular between the support layer and the sliding layer. It can be provided that a section of the electrical conductor can come into contact with the hinge pin due to wear by removing the sliding layer and thereby the Resistance between one end of the electrical conductor and the hinge pin is reduced. If the sliding layer has been substantially completely removed by wear, a section of one can be arranged between the sliding layer and the supporting layer
  • the sealing material is a
  • Sealing material is based on polyurethane and / or that the
  • Solid lubricant is boron nitride, M0S2, graphite or PTFE. Self-lubrication of the seal can thus be ensured by the combination of at least one or more solid lubricants and a suitable base material.
  • an articulated chain according to the invention can be used as an escalator chain or as a pallet chain or as a step chain or as a scraper chain.
  • the applications mentioned are examples.
  • a link chain according to the invention can in principle be used in all industrial areas.
  • FIG. 2 shows a detail according to arrow II in FIG. 1;
  • Articulated chain according to FIG. 1; 4 shows a detail according to arrow IV in FIG. 3;
  • FIG. 5 shows a section through part of a plain bearing of a second embodiment of a link chain according to the invention
  • FIG. 6 shows a section through a chain link of a link chain according to the prior art, which is designed as an oil-lubricated bush conveyor chain;
  • FIG. 7 shows a section through a chain link of a link chain according to the prior art, which is designed as a grease-lubricated bush conveyor chain;
  • Link chain according to the invention comprises a plurality of
  • the embodiment further includes one
  • Each of the articulated bushings 1 partially surrounds one of the articulated bolts 2.
  • a hollow cylindrical plain bearing 5 is located between an articulated bushing 1 and an articulated bolt 2
  • the slide bearing 5 is rotatably connected to the bush 1, in particular pressed, whereas the hinge pin 2 is rotatable in the slide bearing 5.
  • Each of the slide bearings 5 comprises a radially outer one, which faces the joint bushing 1
  • the plain bearing 5 has more than two layers.
  • Both the base layer 6 and the sliding layer 7 each comprise a plastic-based matrix material.
  • the matrix material can be and is a synthetic resin or a thermosetting plastic or comprise a synthetic resin or a thermosetting plastic especially an epoxy resin.
  • the base layer 6 and the sliding layer 7 are connected to one another by the matrix material.
  • Solid lubricants such as M0S2, graphite or PTFE can be integrated into the plastic matrix of the sliding layer 7.
  • the sliding layer 7 can also consist of endlessly wound fibers
  • the sliding layer 7 can comprise non-continuous fibers, for example made of PTFE, polyester or the like, and further additives such as PTFE.
  • plastic matrix of the base layer 6 can also be used.
  • Solid lubricants such as boron nitride, M0S2, graphite or PTFE can be integrated.
  • the base layer 6 can also comprise endlessly wound fibers made of polyester, aramid, carbon or glass. In particular, endlessly wound glass fibers can be provided.
  • the composition of the layers can in particular be selected such that the sliding layer 7 has better sliding properties than the supporting layer 6 and that the supporting layer 6 has a higher load capacity than the sliding layer 7.
  • the plain bearing can be adapted to the purpose of the link chain.
  • the joint chain can be designed with a suitable structure of the layers with a joint surface pressure of up to 50 MPa.
  • the composition of the sliding layer 7 can be selected such that it can be machined. This enables the bearing clearance to be set precisely. This can also be done by a suitable choice of the thickness of the layers
  • Plain bearings 5 can be adapted to the application of the link chain. The one shown in Fig.3 and Fig.4
  • the embodiment is the thickness d6 of the base layer 6 in
  • the thickness d6 of the base layer 6 is significantly greater than the thickness dz of the sliding layer 7.
  • the thickness dz of the sliding layer 7 can in particular be between 0.2 mm and 5 mm. 0 mm.
  • the thickness dz of the sliding layer 7 can at the
  • the link chain according to the invention can, for example, as
  • Escalator chain, pallet chain or step chain can be used.
  • a step chain is according to the relevant standard
  • Wear paths can thus be divided into three to five plain bearings, so that the individual plain bearings have wear paths of 0.8 mm to 1.3 mm.
  • the link chain according to the invention can also be used, for example, as a scraper chain for bulk goods.
  • a scraper chain for bulk goods.
  • a seal 8 is arranged between adjacent inner and outer plates 3, 4.
  • Each of the seals 8 comprises a plastic-based sealing material and a solid lubricant integrated in the sealing material.
  • the solid lubricant can
  • the sealing material can be a polyurethane-based material.
  • Chamfers 9 can be provided on the end faces of both layers of the sliding bearing 5 in order to improve the assemblability (see FIG. 4).
  • lip seals or dirt lips can be provided on the end faces of the slide bearing.
  • these can be produced directly with the plain bearing, so that they consist of the same material as the plain bearing. This has the advantage that they are very wear-resistant and do not lose their position in operation.
  • an electrical conductor (not shown) on one, several or each of the plain bearings,
  • the electrical conductor can in particular be arranged between the base layer and the sliding layer. This can be achieved comparatively easily in terms of production technology if the two layers are produced in succession, for example by winding the continuous fibers.
  • a battery-operated monitoring device can be arranged, for example, in a recess in one of the tabs, which monitors the resistance between one end of the electrical conductor and the joint pin. If the resistance is due to direct contact of a portion of the conductor with the

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chain Conveyers (AREA)

Abstract

L'invention concerne une chaîne articulée, comprenant une pluralité d'éclisses extérieures (4), dont respectivement deux sont opposées l'une à l'autre dans le sens transversal de la chaîne, une pluralité d'éclisses intérieures (3), dont respectivement deux sont opposées l'une à l'autre dans le sens transversal de la chaîne, une pluralité d'axes d'articulation (2), qui sont reliés chacun de manière solidaire en rotation à deux éclisses extérieures (4) opposées l'une à l'autre dans le sens transversal de la chaîne, une pluralité de douilles (1) d'articulation, qui sont reliées chacune de manière solidaire en rotation à deux éclisses intérieures (3) opposées l'une à l'autre dans le sens transversal de la chaîne, les douilles (1) d'articulation entourant chacune au moins en partie un axe d'articulation (2), ainsi qu'une pluralité de paliers lisses (5), qui sont disposés chacun entre un axe d'articulation (2) et une douille (1) d'articulation, chacun des paliers lisses (5) présentant une couche porteuse (6) et une couche de glissement (7), qui comprennent chacune un matériau matriciel à base de matière plastique.
PCT/EP2019/061846 2018-06-11 2019-05-08 Chaîne articulée Ceased WO2019238318A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018113882.2 2018-06-11
DE102018113882.2A DE102018113882A1 (de) 2018-06-11 2018-06-11 Gelenkkette

Publications (1)

Publication Number Publication Date
WO2019238318A1 true WO2019238318A1 (fr) 2019-12-19

Family

ID=66542237

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2019/061846 Ceased WO2019238318A1 (fr) 2018-06-11 2019-05-08 Chaîne articulée

Country Status (2)

Country Link
DE (1) DE102018113882A1 (fr)
WO (1) WO2019238318A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2341333A1 (de) * 1973-08-16 1975-02-20 Samuel Merle Shobert Vorrichtung, beispielsweise gleitlager, mit einrichtungen geringer reibung und hartem ruecken aus kunststoff, sowie verfahren zu deren herstellung
EP0214948A2 (fr) * 1985-09-12 1987-03-18 Electrabel Chaîne a douilles du type GALLE
DE3926508A1 (de) * 1989-08-10 1991-02-14 Brueckner Trockentechnik Gmbh Warenbahn-transportkette fuer spannmaschinen
EP0775079A1 (fr) 1993-10-06 1997-05-28 O&K ROLLTREPPEN GmbH Dispositif d'entrainement pour escalier mecaniques et trottoirs roulants
JP2002295600A (ja) * 2001-03-29 2002-10-09 Ntn Corp チェーンブッシュ、チェーン用連結ピンおよびチェーン
DE102012023432A1 (de) * 2012-11-30 2014-06-05 Khs Gmbh Transportkette

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10159502C2 (de) * 2001-12-04 2003-12-04 Federal Mogul Deva Gmbh Verbundgleitlager
DE102015117512B4 (de) * 2015-10-15 2017-05-24 Federal-Mogul Deva Gmbh Gleitlager
DE102015117754A1 (de) * 2015-10-19 2017-04-20 Federal-Mogul Deva Gmbh Gleitlagerbuchse mit integrierter Dichtlippe
DE102015225823B4 (de) * 2015-12-17 2021-08-26 Federal-Mogul Deva Gmbh Gleitlagerbuchse und Verfahren zur Herstellung der Gleitlagerbuchse

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2341333A1 (de) * 1973-08-16 1975-02-20 Samuel Merle Shobert Vorrichtung, beispielsweise gleitlager, mit einrichtungen geringer reibung und hartem ruecken aus kunststoff, sowie verfahren zu deren herstellung
EP0214948A2 (fr) * 1985-09-12 1987-03-18 Electrabel Chaîne a douilles du type GALLE
DE3926508A1 (de) * 1989-08-10 1991-02-14 Brueckner Trockentechnik Gmbh Warenbahn-transportkette fuer spannmaschinen
EP0775079A1 (fr) 1993-10-06 1997-05-28 O&K ROLLTREPPEN GmbH Dispositif d'entrainement pour escalier mecaniques et trottoirs roulants
JP2002295600A (ja) * 2001-03-29 2002-10-09 Ntn Corp チェーンブッシュ、チェーン用連結ピンおよびチェーン
DE102012023432A1 (de) * 2012-11-30 2014-06-05 Khs Gmbh Transportkette

Also Published As

Publication number Publication date
DE102018113882A1 (de) 2019-12-12

Similar Documents

Publication Publication Date Title
DE10142303B4 (de) Radiallager und Getriebe mit einem solchen Radiallager
EP3759367B1 (fr) Palier à roulement de grande dimension
WO1999061356A1 (fr) Systeme de rouleau pour produit a revetir dans un bain metallique liquide
DE69930899T2 (de) Linearführungseinheit mit einer Schmierungsscheibe
EP2886896A2 (fr) Palier à roulement doté d'une unité d'étanchéité pour palier à roulement
DE102013226554A1 (de) Wälzlager mit Dichtungseinheit
DE2100365B2 (de) Gleitlager mit Schmiernutensystem
DE102010036093A1 (de) Lagerelement eines Ruderschaftlagers
EP3380751B1 (fr) Chaîne articulée, en particulier chaîne à douilles
EP3491274B1 (fr) Élément d'étanchéité
EP4264053B1 (fr) Compresseur à spirale pour la production d'air comprimé sans huile
EP2963319B1 (fr) Bague d'étanchéité
EP0806579A2 (fr) Palier axial à auto-alignement
DE102019207156A1 (de) Geteiltes Lagersitzgehäuse
DE102017011117B4 (de) Dichtring und Dichtungsanordnung, die einen solchen Dichtring umfasst
WO2019238318A1 (fr) Chaîne articulée
DE19726433C2 (de) Dichtungsanordnung
DE112015004946T5 (de) Kegelrollenlager
EP1717466A2 (fr) Palier lisse avec un entrefer divergeant dans la zone d'extrémité
EP0244573B1 (fr) Articulation de chenille
EP2302238B1 (fr) Dispositif de transport, notamment pour un dispositif de pressage pour la fabrication de panneaux de particules
DE10344804B4 (de) Schwenklagerung
DE102009024122A1 (de) Wälzlagerteil, insbesondere Wälzlagerring oder Wälzkörper
DE102024200308B4 (de) Lagereinheit für eine Antriebsvorrichtung für ein Flurförderzeug, Antriebsvorrichtung und Flurförderzeug
DE8812264U1 (de) Dynamisch hochbelastbares, wartungs- und abdichtungsfreies Gleitlager

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: 19724148

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: 19724148

Country of ref document: EP

Kind code of ref document: A1