WO2018172361A1 - Entraînement de chaîne articulée, en particulier pour un escalier roulant - Google Patents

Entraînement de chaîne articulée, en particulier pour un escalier roulant Download PDF

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Publication number
WO2018172361A1
WO2018172361A1 PCT/EP2018/057030 EP2018057030W WO2018172361A1 WO 2018172361 A1 WO2018172361 A1 WO 2018172361A1 EP 2018057030 W EP2018057030 W EP 2018057030W WO 2018172361 A1 WO2018172361 A1 WO 2018172361A1
Authority
WO
WIPO (PCT)
Prior art keywords
chain
drive
joint
akr
drive sprocket
Prior art date
Application number
PCT/EP2018/057030
Other languages
German (de)
English (en)
Inventor
Burkhard Grobbel
Original Assignee
Burkhard Grobbel
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 Burkhard Grobbel filed Critical Burkhard Grobbel
Publication of WO2018172361A1 publication Critical patent/WO2018172361A1/fr

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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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
    • B65G17/30—Details; Auxiliary devices
    • B65G17/38—Chains or like traction elements; Connections between traction elements and load-carriers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
    • B65G23/02—Belt- or chain-engaging elements
    • B65G23/04—Drums, rollers, or wheels
    • B65G23/06—Drums, rollers, or wheels with projections engaging abutments on belts or chains, e.g. sprocket wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B23/00—Component parts of escalators or moving walkways
    • B66B23/02—Driving gear
    • B66B23/024—Chains therefor

Definitions

  • the invention relates to a joint chain, a chain drive chain, as well as an escalator and a moving walk.
  • drive sprockets which engage in the articulated chain, which carries the steps (so-called step chain).
  • drive sprockets are in particular those with movably mounted on the body between bodies used as teeth, in particular with rotatably mounted circular cylindrical intermediate bodies (rollers).
  • the invention relates to a joint chain with a plurality of chain links, which are connected to each other in chain links (usually pivoting) movable.
  • the articulated chain contains at least one force introduction body with a contact surface on which a drive sprocket can act force-transmitting.
  • a joint chain in each chain joint force introduction body formed by the bolts or sockets of the chain joint.
  • the joint chain according to the invention is characterized in that the contact surface of the force introduction body does not have the shape of a cylinder and not the shape of a part of a cylinder.
  • the cylindrical outer surfaces of the hinge pins or joint bushings of the chain links are present as force introduction bodies on each chain link.
  • the power transmission can be influenced by a drive sprocket on the articulated chain and positively changed in particular with regard to a uniform drive of the chain.
  • the contact surface can have virtually any shape that provides a desired kinematic result. However, at least in a partial region, the shape of the contact surface deviates from the shape of a (part of) a circular cylinder.
  • the contact surface of the force introduction body is flat.
  • Such a planar contact surface may also optionally be substantially perpendicular to the running direction of the articulated chain (i.e.
  • the contact surface is at least partially curved (ie not flat).
  • the contact surface has no curvature in the axial direction of the chain joints.
  • Such a surface may be described in other words as a prismatic body or extrusion body.
  • Level contact surfaces can form an angle of 90 ° with the running direction of the articulated chain. In the general case, other angles are possible, wherein the angle between the contact surface and running direction of the chain typically in a range of about 70 ° to about 90 °, preferably about 80 ° to about 90 °, more preferably between about 85 ° and about 90 °.
  • the angle between the contact surface and running direction of the chain typically in a range of about 70 ° to about 90 °, preferably about 80 ° to about 90 °, more preferably between about 85 ° and about 90 °.
  • Contact surfaces are made relative to the running direction of the chain, to be understood in the sense of “substantially perpendicular” according to the above-mentioned angle ranges. If the contact surface is not flat but curved, this angle relative to the running direction of the chain is always to be understood as the angle of the local tangent.
  • a particular curved shape of the contact surface is preferably determined with regard to a given drive sprocket which is intended to cooperate with the articulated chain. Such a determination may be based on purely theoretical calculations, with the aid of a drawing construction, or purely
  • the contact area may be determined so as to reduce the polygon effect resulting from interaction with the drive sprocket (to define the polygon effect, see e.g.
  • the force introduction body can optionally by a hinge pin, a
  • Intermediate bolt is a bolt additionally arranged between the joints, typically as a cross-connection between parallel tabs of a
  • Articulated chain provided with two contact surfaces, wherein the contact between the link chain and a drive sprocket at a certain predetermined application (eg, forward movement of the chain) takes place within one of these contact surfaces.
  • a certain predetermined application eg, forward movement of the chain
  • different contact surfaces are present on the force introduction body for different application types (forward rotation, reverse rotation, outside of the chain turned inwards, etc.), wherein these different contact surfaces may optionally also be partially overlapping.
  • Contact surfaces are symmetrical to each other.
  • a mirror symmetry may be, for example, with respect to a perpendicular to
  • a mirror symmetry may also exist with respect to a plane parallel to the running direction of the chain. This has the advantage that the joint chain can optionally be turned over when one of the contact surfaces is worn (outer side of the chain is turned inwards) in order to enable further operation with the other contact surface.
  • the articulated chain is preferably cranked, so that each chain link is formed identically. This has the advantage that the wear (between hinge pin and joint bushings in the area of the chain joints) occurs uniformly at each chain joint, so that the resulting change in the pitch of the chain is uniform.
  • the invention relates to a chain drive, which is particularly suitable for an escalator or a moving walkway, and which contains at least one articulated chain of the type described above and at least one drive sprocket engaging in the articulated chain.
  • At least one drive sprocket of the chain drive can as
  • At least one intermediate body be circular cylindrical and / or rotatably mounted.
  • the drive sprocket may have differently configured teeth for co-operation with different ones
  • the link chain may, for example, comprise force introduction bodies in the form of bushes in the chain links and intermediate bolts in the region between the joints;
  • the teeth of the drive sprocket can then be configured differently, depending on whether they interact with the bushes or the intermediate bolt. It is assumed that the number of teeth of the drive sprocket is an integer multiple of the number of force introduction body of a chain link, so that the teeth always with the same force introduction bodies
  • intermediate bolts may be useful if the joint bushes or intermediate bolts have different dimensions and / or one
  • the pitch of at least one tooth of the drive sprocket is preferably adjustable.
  • the term "pitch” is understood to mean the distance to the preceding tooth (or tooth). Due to the adjustability of the tooth can be readjusted to an optionally over time by wear adjusting extension of the articulated chain.
  • An adjustable division can be achieved, for example, by an eccentrically mounted circular cylindrical intermediate body.
  • Drive sprocket is slightly smaller than the pitch of the link chain.
  • it may be between about 95% and 99.5%, preferably between about 98% and 99.5% of the pitch of the hinge chain. This leads to an earlier takeover of the introduction of force by the tooth of a drive sprocket, which has a favorable effect on the kinematic properties of the chain.
  • the invention relates to a means of transport
  • roller belt, cell belt, Kettenbecherwerkes or the like which contains a chain drive of the type described above.
  • at least one drive sprocket can be provided in the linear region of the articulated chain in the means of transport, in particular, as a so-called "intermediate drive”.
  • a drive motor according to the invention is arranged in the central region of a shaft, at the two ends of which drive sprockets are respectively arranged to drive the two link chains. This creates a particularly compact design.
  • At least one wheel is additionally arranged on the said shaft for driving a handrail.
  • At least one guide roller can be provided, which controls the movement of the articulated chain in the region of its engagement with the
  • the guide roller can be stored stationary. Preferably, however, it is resiliently mounted in order to be able to react elastically to disturbing forces.
  • Figure 1 is a schematic side view of an escalator, in which the
  • Figure 2 is a plan view (left) and a side view (right) of
  • Figure 3 is an enlarged view of the engagement of a drive sprocket in the articulated chain of Figure 1;
  • Figure 4 is a schematic side view of the upper portion of a
  • Figure 5 is a plan view (left) and a side view (right) of
  • Figure 7 is a plan view (left) and a side view (right) of a third
  • Figure 8 is an enlarged view of the engagement of a drive sprocket in the articulated chain of Figure 7;
  • Figure 9 is a front view (top left), a side view (top right) and a plan view (bottom left) of an intermediate bolt of the link chain of Figure 7;
  • Figure 10 is a front view (top left), a side view (top right) and a plan view (bottom left) of a hinge bushing of the articulated chain of Figure 7;
  • Figure 1 1 analogous to Figure 3 is an enlarged view of the engagement of a
  • Embodiments are identified by reference numerals that differ by multiples of 100. In addition, important recurring elements are additionally also identified across the embodiments with letter combinations. Hidden lines are usually broken (dashed).
  • the conventional design of escalators is powered by the upper landing station.
  • the step chains are driven by sprockets and are deflected by these.
  • the tensile force in the step chain essentially results from the conveyor length, the load and the angle of inclination.
  • roller chain counterparts or roller chain drives to transmit from the engine, the force on the main shaft (there are the sprockets for the step chains) and from there to the handrail shaft.
  • all of these shafts must also be stored by means of rolling bearings.
  • various parts of this technology must be lubricated and regularly maintained and checked.
  • the patent application DE 2009 034 346 A1 describes a drive system for a passenger conveyor system which drives step chains on the conveyor track. It is powered by constant pitch gantry wheels, which are in contact with bushes / rollers mounted on the extended chain of the step chain. The intervention of the drive stick wheels thus takes place outside the clear width of the step chain.
  • the joint pitch of the step chain is about 1/3 of the step division.
  • the links in the step chain are not cranked.
  • In the clear width of the step chain is a Schonrolle for the engagement of the sprockets in the upper and lower landing station.
  • the drive of the handrail is done separately.
  • FIG. 1 shows in this regard an escalator 100 with - on each side - a handrail 101 and a link chain 1 10 (generally also by "GK"
  • Chain links 1 1 1 (“KG") have a length of the order of
  • Step length typically approx. 400 mm.
  • the link chains 1 10 are deflected by Umlenkbögen 102 and 103 by 180 °.
  • the drive of the link chains 1 10 carried by first drive sprockets 120 ("AKR"), close to the top
  • Handrail is either (as shown) at the bottom or near the drive.
  • an intermediate drive 130 is provided in the lower region of the escalator 100, which engages only in the upper strand.
  • the drive sprockets AKR are preferably sprockets with movably mounted thereon circular cylindrical intermediate bodies 121 ("ZK", Figure 3), wherein the intermediate body ZK, the force-transmitting tooth elements of
  • FIG. 2 shows the joint chains GK used in the escalator 100 in a plan view (left) and a side view (right). It can be seen that they are cranked chains, wherein the chain joints GE are formed by axes 1 16, which has a narrower (upper in the figure) end of
  • U-rails 105 ( Figure 6) can be performed.
  • Each chain link preferably has 1, 2 or 3 intermediate bolts 1 14, 15 (“ZB"), ie in total two, three or four divisions (generally an integer number of divisions).
  • the intermediate bolts ZB are normally made of solid material, but can also be designed with any inner contour, ie. have a hole.
  • Can transfer chain GK serve both the bushings BU and the interposed intermediate bolts ZB.
  • Joint bushings BU can also be changed in their position on the sprocket. This then preferably takes place in such a way that the change in pitch results only in one of the (two) adjacent intermediate bodies and the pitch remains unchanged relative to the other adjacent intermediate body.
  • the other intermediate body ZK which can only come into contact with the intermediate bolt ZB, must not be made variable in their position.
  • the number of teeth of the drive sprocket corresponds to an integer multiple of the number of divisions per chain link. For example, with three divisions per member, this would be e.g. 15, 18 or 21 teeth.
  • the drive can be adapted to a worn chain with the described method. If this were not the case, there would always be a more or less disturbing jerk from step to step in the operation of the worn chain, a disturbing acceleration.
  • the chain links KG are advantageously cranked. As a result, the distance changes evenly from axis to axis, even with a worn chain. Thus, the step division varies from limb to limb evenly and a worn chain is (due to cranking and
  • Running characteristics of such a (worn) chain would be unacceptably bad for an escalator.
  • Drive sprocket AKR can be seen in a link chain GK, have the aforementioned force introduction body no circular cylindrical shape (at least not in the contact surface in which they can contact the drive sprocket).
  • the outer contours of the joint bushing BU and intermediate bolt ZB have rather at least one, preferably two opposing flat surfaces F, which are in operative connection with the intermediate bodies of the sprockets or on which the intermediate body can roll off.
  • the plane of the surfaces F is perpendicular to the extension direction of the link chain GK (ie perpendicular to the link plates LA).
  • the joint bushes are present in the chains anyway and also the mechanical strength of these components, due to curing, given. All that needs to be done is to complete the contact surfaces and ensure that they are adequate
  • Design strength of the joint bushes are respected. This can be realized relatively easily in the production of the chains.
  • FIG. 4 shows an alternative embodiment of an escalator 200, wherein many of the explanations made above apply analogously to this and are therefore not repeated. Instead, only the differences are discussed.
  • a drive sprocket 220 is provided in the upper reversal point, while a further drive sprocket 230 is arranged at a distance from the upper landing station and engages as an intermediate drive only in the upper run of the articulated chain 210.
  • the associated link chain 210 has a smaller pitch, since a step spacing (corresponding to the distance of the
  • Axes 216) is divided into three chain links KG.
  • the link chain 210 has only bushes 213 as force introduction body, which can attack the drive sprockets.
  • the bushings 213 again have flat contact surfaces F, which extend perpendicular to the running direction of the chain.
  • the articulated chain should be designed with a smaller graduation (approximately 2, 3 or 4 divisions per stage, ie approx. 200 mm, 133 mm or 100 mm).
  • Several joint pitches then result in a step division.
  • the chain should also be cranked (due to the wear-related even pitch change from limb to limb) and the joint bushings should also be made with surfaces perpendicular to the direction of travel of the chain. These surfaces are to reduce the polygon effect during the intervention of
  • the top drive can be optional with ordinary
  • Sprockets are fitted, but should preferably also with
  • Drive sprockets be designed with rotatable intermediate bodies. This is advantageous in order to avoid a relative movement (sliding) between the joint bush and the sprocket.
  • Figure 6 shows a section along the line Vl-Vl of Figure 1 in the region of an intermediate drive.
  • the centrally arranged gear motor M which acts on a symmetrically extending to both sides shaft W.
  • the entire arrangement is mirror-symmetrical to the vertical axis in the figure by the geared motor M.
  • stationary guide rollers 106 can be seen, which are arranged on one or both sides of the articulated chain in their engagement region with the drive sprocket and ensure as linear a guidance as possible of the articulated chain.
  • the guide rollers 106 are resiliently mounted against a restoring force to react more flexibly to disturbing forces.
  • FIG. 7 shows, in a representation analogous to FIG. 2, a third embodiment of a link chain 310 (GK).
  • GK link chain 310
  • FIGS. 8, 9 and 10 show the interaction of the articulated chain with a drive sprocket 320 (AKR) and the intermediate bolts 314 (ZB) and the bushes 313 (BU) of the articulated chain separately.
  • a cranked chain with tabs 312 (LA) are coupled in their central region by (an) intermediate bolt 314 and at their ends via bushings 313 and axles 316.
  • the intermediate pins or bushes serve as force introduction body with contact surfaces F, within which they can come into force-transmitting contact with a drive sprocket AKR, said contact surfaces F other than a purely circular cylindrical shape (with the cylinder axis on the axis of the socket or the intermediate pin ) to have.
  • Contact surface F slightly curved, preferably curved convexly outward. Furthermore, at least in places, the contact surface F is not exactly perpendicular to the running direction LR of the chain. Rather, it typically forms with this an angle ⁇ between about 70 ° and about 90 ° ( Figure 8), wherein this angle ß changes locally due to the curvature of the surface and
  • the contact surface is inclined in its entire extent at such an angle ⁇ ⁇ 90 ° relative to the running direction LR of the chain.
  • the pitch of the drive sprocket AKR (on the order of typically 0.5% to about 2%) is shorter than the pitch of the link chain GE (the pitch of the drive sprocket 320 is the distance of the axes of rotation of adjacent intermediate bodies 321).
  • the drive sprocket is then rotated relative to the articulated chain by about 1/5 to 1/3 pitch angle.
  • an intermediate bolt 314 (ZB) is shown separately. As already explained, this has an at least partially curved contact surface F. In the example shown this is slightly convex outwards (out of the material of the intermediate bolt) curved.
  • the curved surface can also be combined with flat surface sections. For example, it can be seen in the figure that the sections of the contact surface F lying at the upper edge are just.
  • the intermediate bolt has essentially a prismatic shape or the shape of an extrusion body, ie, the surface F has no curvature in the side view perpendicular to the plane of the drawing.
  • the intermediate bolt 314 For non-rotatable connection with the link plates, the intermediate bolt 314, for example, have two spaced-apart through holes 314a, through which it can be connected by screws with the link plates.
  • the intermediate bolt ZB can be produced as one piece as shown. Manufacturing technology, however, it may also be preferred to form him from several identical, aligned in the side view of slices, which from a corresponding material by
  • FIG. 10 shows an analogous representation of an embodiment of the invention
  • the socket can consist of two components, namely an inner, substantially cylindrical standard part 313 a, on which the curved surfaces F having molding 313 d is pressed.
  • the standard part 313a can conventionally have a cylindrical inner bore 313c for passing through a chain pin and have a substantially cylindrical outer shape, on which flat mounting surfaces 313b are provided at both ends for non-rotatable positive connection with the link plates.
  • FIG. 11 shows, analogously to FIG. 3, an enlarged view of the engagement of a drive sprocket AKR in a link chain GK. In contrast to FIG. 3, however, the plane (or alternatively curved) runs here.
  • Contact surfaces F on the intermediate pin ZB and the bushings BU not exactly vertical, but obliquely to the direction of the chain.
  • the angle ß is registered, which forms the surface F with the running direction of the chain (or the underside of the link plate parallel thereto). This angle is typically about 80 ° to about 85 °.
  • two such contact surfaces F are arranged on each intermediate pin ZB or each bush BU, which are mirror images of each other with respect to a direction perpendicular to the direction of the chain surface.
  • Curved contact surfaces can achieve polygon compensation
  • the intermediate body therefore no longer engage so deeply in the joint chain, so that the distance between the central axes of the joints GE and the top of the joint chain can be made shorter. This is particularly advantageous for plate bands, since this can reduce the gap formed between the plates when the chain is bent.
  • Umlenkbögen arranged and preferably engages in upper and lower run of the chain.
  • the tensile force in the chain in the region of the upper deflection bends and the deflection is only relatively low.
  • the resulting from the tensile force roller load is also low. This relieves the roles considerably.
  • the articular surface pressure is low.
  • the step chain can then easily (it creates less friction) and deflect with little joint wear.
  • a significantly lighter design of step chain and rollers is possible, which considerably reduces moving masses and costs and increases the delivery height.
  • Step division This has a cost-reducing effect on the chains.
  • a drive station is displaceable / displaceable in the conveying direction by e.g. be able to compensate for any chain elongation (for example due to wear).
  • Deflection arches can be fixed, but are preferably biased by spring force.
  • the spring force at the upper landing station is chosen so that persons who are above the upper drive, are also safely conveyed - the chain is therefore sufficiently taut.
  • the motor used is preferably designed as (standard)
  • Geared motor and mounted directly on the drive shaft are optionally equipped with integrated or additionally mounted flywheel to increase the inertia or to change the
  • the engine is centered inside the escalator ( Figure 6). However, it is also conceivable that it is attached to the outside to him for example. if necessary, easier to replace.
  • the handrail drive can also be integrated there and is preferably housed on the same shaft as the engine and sprockets.
  • This arrangement combines several functions in a simple manner, has a clear structure and is extremely cost-effective. There is no need to relubricate. By eliminating some roller chain counterparts and not least by reducing moving masses and low-load bending / deflection of the step chains, this concept offers outstanding energy efficiency. The construction costs are so low and the
  • one or more fixedly mounted rollers can be arranged in the vicinity of a drive, which act on the upper side of the tabs, in order to avoid a radial upward movement of the chains, even if only for a fraction of a millimeter.
  • the chains should not be equipped with protective rollers (which prevent the relative movement to the sprocket in normal construction).

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Escalators And Moving Walkways (AREA)

Abstract

L'invention concerne une chaîne articulée (GK), en particulier pour escaliers roulants ou trottoirs roulants, comprenant au moins un corps d'application de force (BU, ZB) présentant une surface de contact (F) non cylindrique sur laquelle une roue dentée d'entraînement (AKR) peut agir de manière à transmettre des forces. De préférence, la surface de contact (F) est plane ou incurvée au moins dans certaines régions et perpendiculaire à la direction de défilement de la chaîne articulée (GK) ou inclinée par rapport à celle-ci. La roue dentée d'entraînement (AKR) comporte, en tant que dents, des corps intermédiaires (ZK) de préférence cylindriques circulaires et mobiles en rotation.
PCT/EP2018/057030 2017-03-22 2018-03-20 Entraînement de chaîne articulée, en particulier pour un escalier roulant WO2018172361A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017106225 2017-03-22
DE102017106225.4 2017-03-22

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WO2018172361A1 true WO2018172361A1 (fr) 2018-09-27

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019111102A1 (de) * 2019-04-30 2020-11-05 Bayerische Motoren Werke Aktiengesellschaft Zugmittelantrieb

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4671783A (en) * 1984-11-14 1987-06-09 Seymour Timothy H Wheel and chain power transmission machine
EP0463711A1 (fr) * 1990-06-25 1992-01-02 Borg-Warner Automotive K. K. Chaîne à bruit réduit et transmission par chaîne utilisant une telle chaîne
US5127884A (en) * 1991-03-13 1992-07-07 Seymour Timothy H Chain and sprocket combination
WO2003036129A1 (fr) 2001-10-26 2003-05-01 Burkhard Grobbel Entrainement de chaine articulee
DE102009034346A1 (de) 2009-07-23 2011-01-27 Kone Corp. Antriebssystem für eine Personenförderanlage
EP2394946A1 (fr) * 2010-06-11 2011-12-14 ThyssenKrupp Elevator Innovation Center S.A. Mécanisme d'entraînement pour entraîner les chaînes d'escaliers mécaniques et de passerelles mobiles
WO2013060823A1 (fr) 2011-10-28 2013-05-02 Burkhard Grobbel Roue dentée d'entraînement, chaîne articulée et entraînement de chaîne articulée

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4671783A (en) * 1984-11-14 1987-06-09 Seymour Timothy H Wheel and chain power transmission machine
EP0463711A1 (fr) * 1990-06-25 1992-01-02 Borg-Warner Automotive K. K. Chaîne à bruit réduit et transmission par chaîne utilisant une telle chaîne
US5127884A (en) * 1991-03-13 1992-07-07 Seymour Timothy H Chain and sprocket combination
WO2003036129A1 (fr) 2001-10-26 2003-05-01 Burkhard Grobbel Entrainement de chaine articulee
DE102009034346A1 (de) 2009-07-23 2011-01-27 Kone Corp. Antriebssystem für eine Personenförderanlage
EP2394946A1 (fr) * 2010-06-11 2011-12-14 ThyssenKrupp Elevator Innovation Center S.A. Mécanisme d'entraînement pour entraîner les chaînes d'escaliers mécaniques et de passerelles mobiles
WO2013060823A1 (fr) 2011-10-28 2013-05-02 Burkhard Grobbel Roue dentée d'entraînement, chaîne articulée et entraînement de chaîne articulée

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019111102A1 (de) * 2019-04-30 2020-11-05 Bayerische Motoren Werke Aktiengesellschaft Zugmittelantrieb

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