WO2007088142A2 - Poulie - Google Patents

Poulie Download PDF

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Publication number
WO2007088142A2
WO2007088142A2 PCT/EP2007/050799 EP2007050799W WO2007088142A2 WO 2007088142 A2 WO2007088142 A2 WO 2007088142A2 EP 2007050799 W EP2007050799 W EP 2007050799W WO 2007088142 A2 WO2007088142 A2 WO 2007088142A2
Authority
WO
WIPO (PCT)
Prior art keywords
pulley
pulley according
radially
halves
sheet metal
Prior art date
Application number
PCT/EP2007/050799
Other languages
German (de)
English (en)
Other versions
WO2007088142A3 (fr
Inventor
Jens Krüger
Günter Schmitt
Norbert Radinger
Helmut Kalb
Rudolf Bauer
Gerhard Prosch
Original Assignee
Schaeffler Kg
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 Schaeffler Kg filed Critical Schaeffler Kg
Publication of WO2007088142A2 publication Critical patent/WO2007088142A2/fr
Publication of WO2007088142A3 publication Critical patent/WO2007088142A3/fr

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
    • F16H—GEARING
    • F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
    • F16H55/32—Friction members
    • F16H55/36—Pulleys
    • 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
    • F16H—GEARING
    • F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
    • F16H55/32—Friction members
    • F16H55/36—Pulleys
    • F16H55/44—Sheet-metal pulleys

Definitions

  • the invention relates to a pulley for guiding, deflecting and / or power transmission of a rope against a support point.
  • the pulley has a radially inner hub, with the two annular, slightly curved inward in the radial direction so-called flanged discs made of sheet metal are bolted via suitable radial flanges of the hub. Radially outboard pressed from a sheet metal flanges are bolted to a metallic support ring.
  • a rubber lining is formed with three axially adjacent rubber rings, wherein a middle rubber ring presses radially inwardly against the support ring and the two axially outboard rubber rings are supported under axial prestressing on the middle rubber ring and the associated flange.
  • V-belt pulley or pulley which has two symmetrical sheets which are approximately conically shaped in the half cross-section with a large opening angle of the cone and are connected to each other via welding points in the region of their facing cone tips. Radially inside the sheets have axial Extensions that form a hub. About screws, the radially inner ends of the conical surfaces are axially clamped to each other, whereby a radial distortion of a radially inner hub can be done with a shaft.
  • the rope pulley has a metallic base body designed with two essentially symmetrically formed cast parts, wherein an elastic raceway is caught radially outwardly between flanges of the castings and two roller bearings are caught radially inwardly between radial extensions of the cast parts.
  • a pulley which is formed with two mirror-image mutually facing pulley halves, which form a circumferential groove in which an insert ring is caught and clamped to guide the rope.
  • the two disc halves have a plurality of conical surfaces and projections or eyes which abut each other in the assembled state of the pulley.
  • the insert ring for guiding the rope is made of a non-metallic material, in particular polyamide, and preferably also contains a filler or a framework substance.
  • a pulley with at least two symmetrical disc halves which have a conical half-section and are connected to each other in the assembled state in the region of the tips of the conical surfaces via screws. Radially outboard a wear ring is received and caught in a groove formed between the disc halves, which contacts and guides the rope or a wire. Radially inwardly, the sheet metal halves form obtuse-angled guide surfaces on which a rolling bearing, in this case a ball bearing, is supported both radially and in both axial directions.
  • a pulley is known in which the circumferential annular groove for Recording a cable guide is formed with two sheet metal halves and a connection between a hub and the aforementioned sheet metal halves is formed over two more sheet metal halves.
  • the radially inner plate halves form a support for a wheel body to which two axially spaced rolling bearings, here ball bearings, which are interposed between a continuous shaft and the pulley, supported.
  • the present invention has for its object to provide a pulley suggest that
  • the invention relates to a pulley over which a cable can be guided or deflected relative to a support point and via which a power transmission can take place.
  • the support point may be a stationary or moving support point, for example a shaft, a pin or another support device.
  • the pulley is not designed as a component which has to be mounted and stored in relation to the environment via an additional assembly or storage unit. Rather, the pulley has an integral storage unit. This storage unit can ensure a rotational movement of the pulley relative to the support point.
  • the bearing unit has a radially inner and a radially outer running surface between which NEN rolling elements are arranged, and a bearing housing. For a connection of the pulley to the support point, only the radially inner tread must be attached to the support point.
  • the pulley can be delivered with the integral bearing unit as a mounting unit, which can be mounted in a simple manner with the support point, without a complicated assembly of
  • a bearing housing which may be formed with one of the running surfaces or with other, additional components, a
  • the roller with integral bearing unit can already be provided with a lubricant upon delivery of the pulley, so that no additional complex lubrication has to be made for the installation of the pulley at the support point.
  • the bearing housing may be an open, sealed or largely closed housing.
  • the formation of the pulley with integral storage unit offers the possibility of a factory Assembly of the storage unit, which can be automated with simplified assembly or increased precision.
  • the invention has recognized that it is possible, a pulley with an integral storage unit, for the u. U. no replacement of rolling elements or tread takes place during the lifetime, a design as a lifetime-stable assembly is possible.
  • the pulley is formed with two interconnected, substantially symmetrical and metallic sheet metal halves.
  • the substantially symmetrical sheet metal halves By using the substantially symmetrical sheet metal halves, the number of common parts used in the pulley is increased.
  • the sheet metal halves can be produced inexpensively from cost-effective sheet metal semi-finished products using known forming techniques in a simple manner.
  • the sheet metal halves each radially outwardly have a radial support surface and an axial support surface against which a non-metallic cable guide element, for example made of a plastic, is supported.
  • the sheet metal halves can be designed multifunctional, since these serve on the one hand the receiving and supporting the cable guide element and on the other hand serve a bridging of the radial transfer space between the cable guide element and the radially inner bearing unit.
  • the sheet metal halves with a suitable moment of inertia and resistance moment for example by forming processes, bends, flaring o. ⁇ ., Equipped, such bridging can be done despite a relatively low material usage with high rigidity.
  • Another function can fulfill the sheet metal halves, if they form radially inwardly, in the region facing the bearing unit, both a radial support surface and an axial support surface for at least one rolling bearing.
  • the bearings can be supported directly on the support surfaces or roll on this.
  • a suitable intermediate element such as a bearing bush or a bearing ring is interposed, the material of which can be specifically adapted to the bearing properties and the surface and its concentric or axial run can be specifically adapted to the storage function.
  • the sheet metal halves may be part of the bearing housing, whereby the material usage and the number of required for the pulley components can be further reduced.
  • connection of the sheet metal halves with each other can be done via a fuse element according to a further embodiment of the invention, a positive locking.
  • a positive locking results in a particularly simple embodiment of the securing element without the use of additional components in the event that the securing element is provided in the form of a plastic deformation of at least one half-sheet during the connection of the sheet halves. This can be done for example by common bending, folding or wrapping of portions of both halves of the sheet metal.
  • a sheet half has an additional recess, such as a hole or cutout, and is deformed when planting the sheet halves together a corresponding portion of the other sheet half in the bore, recess or cutout of the other sheet half.
  • additional recess such as a hole or cutout
  • such a deformation may be carried out prior to the assembly of the two sheet metal halves, so that the deformed region enters into the recess for assembly.
  • the aforesaid securing element which is thus formed integrally with the sheet metal halves, can provide a complete fastening of the sheet metal halves to one another or ensure a securing only in one direction, for example the radial direction and / or in the circumferential direction, while axially fixing the sheet metal halves to one another other suitable ones Measures or the installation conditions can take place.
  • the sheet halves form radially outwardly a groove.
  • the rope guiding element is inserted or injected into the groove, whereby a simple and cost-effective production process is provided. This is ensured by an injection-producing the cable guide element in an automatic manner that despite any tolerances in terms of production of the sheet halves and their connection with each other and tolerances of the groove thus produced a process-reliable contact between the cable guide element and the sheet halves is guaranteed.
  • the axial and / or radial guidance of the cable guide element with respect to the sheet metal halves and the avoidance of rotation of the cable guide element about the axis of rotation of the cable pulley relative to the sheet metal halves can be accomplished in different alternative or cumulative ways:
  • the cable guide element can enter into a cohesive connection with the sheet metal halves.
  • additional fasteners such as screws, pins, jigs o. ⁇ . May be provided.
  • the cable guide element may have radial and / or axial projections or depressions which engage positively in corresponding radial and / or axial depressions or projections between one of the sheet metal halves.
  • Such a positive connection provides a particularly reliable support of the cable guide element, since the positive locking can be achieved only for destruction of the projections or depressions (or deformation to a large extent).
  • the positive connection also provides a particularly wear-resistant connection.
  • the securing effect can be adapted to the stresses occurring during operation of the pulley.
  • recesses or depressions can be formed particularly simply for a form-locking connection as explained above, if these recesses or depressions are formed between the two sheet-metal halves.
  • the sheet halves may have appropriate, corresponding bulges in the axial direction, which can be easily produced by forming the sheet metal halves and complement each other with the assembly of the sheet halves to a radially oriented recess.
  • the rolling elements of the bearing unit are designed as cylindrical rollers.
  • the sheet halves form radially inwardly two hollow cylindrical bushes whose outer or inner circumferential surface
  • tread can be used directly as a tread or to support a tread.
  • the bushings have radially inwardly oriented extensions. Such extensions can be arranged axially outboard, whereby they form part of the housing of the bearing unit and this particular axially complete. Alternatively, it is possible that the bushings are arranged axially inwardly and, for example, two axially adjacent rolling bearings separate from each other, wherein a support of the rolling bearing relative to the extensions can be made in the axial direction.
  • the radially oriented extensions thus fulfill an axial support function and / or a Protective function.
  • a seal can be interposed between the aforementioned components.
  • This may be a seal of any design, such as a gap seal, a labyrinth seal, a radial shaft seal, an elastic sealing element such as an O-ring o. ⁇ .
  • the radially oriented extension and / or the tread may be suitable grooves, paragraphs o. ⁇ to produce the sealing effect or integration of a separate sealing element.
  • a raceway is guided in the bushing and between the extensions, the inner circumferential surface of which forms the radially outer running surface of the bearing unit.
  • the running ring may have a special material for a suitable running surface and be designed with a surface having good rolling properties.
  • the radially inner running surface (or the radially outer running surface) provided with at least one recess or pocket, can be arranged in the lubricant for a permanent lubrication and / or in the dirt particles can be included.
  • a spacer element is arranged between two rolling bearings in the bearing housing of the bearing unit, via which the distance and the exact position of the bearings can be specified and u. U. a support of the bearings can be done against each other.
  • the inner running surface is formed with two substantially symmetrical raceway elements.
  • the raceway elements have two subelements:
  • a radially oriented leg which can be used for a connection of the two raceway elements and a connection of the pulley to an adjacent component.
  • the securing element is - as described above for the securing element for the two sheet metal halves - made by a plastic deformation of at least one raceway element during the connection of the raceway elements.
  • a suitable deformation and / or the introduction of recesses takes place before assembly and hardening.
  • Additional closure elements for the bearing housing such as a Cover, a shaft nut, a retaining ring o. ⁇ ., Can be avoided if the bearing housing is closed after mounting the bearing unit via a forming process.
  • a forming process via a monitoring of the assembly state or the forming force offers a possibility of a case-oriented closure of the bearing housing and a case-by-case specification of distances.
  • the number of necessary parts is reduced by such a closing of the bearing housing with a forming process, thereby u. U. also the weight of the pulley can be further reduced.
  • Figure 1 shows a first embodiment of a pulley according to the invention in a spatial representation
  • FIG. 2 shows the pulley according to FIG. 1 viewed in the direction of the axis of rotation of the pulley;
  • FIG. 3 shows the pulley according to FIGS. 1 and 2 in a section along the axis of rotation
  • Figure 4 shows a detail IV of the pulley according to Figures 1 -3;
  • FIG. 5 shows an enlarged partial section through a plane having the axis of rotation in the region of a hub of the cable pulley according to FIGS.
  • Figure 6 shows an alternative embodiment of a cable pulley according to the invention
  • FIG. 7 shows the cable pulley according to FIG. 6 viewed in a direction along the axis of rotation in a half view
  • FIG. 8 shows the rope pulley according to FIGS. 6 and 7 in a sectional view when cut along a plane containing the axis of rotation
  • the invention relates to a roller for guiding, deflecting and / or power transmission of a traction device which is mounted relative to a support point.
  • a power transmission can take place between roller and traction means frictionally and / or positively.
  • the traction means is a rope, so that the roller is designed as a pulley.
  • the invention can be used accordingly for different configurations, for example for the design of the traction means as a belt and embodiment of the role as a pulley or design of the traction means as a chain and embodiment of the role as a sprocket.
  • Figure 1 and Figure 2 show a pulley 1.
  • the pulley 1 has radially outboard a contact area 2, which extends over the entire circumference of the pulley (or diverging from the illustrated embodiments for only small rotational movements of the pulley only over a partial circumference).
  • the pulley 1 has a hub region 3 which is connected as rigidly as possible to the contact region 2 via a bridging region 4.
  • the hub portion 3 serves to support the pulley 1 with respect to a support point, not shown, in which it is a continuous shaft through the pulley 1, a shaft end in the pulley 1 stub shaft, a continuous or ending in the pulley 1 pin or other suitable fastening member as a carrier or a flange can act.
  • a bearing unit 6 is provided to allow a rotational movement of the pulley 1 about a rotation axis 5-5 relative to the support point.
  • the orientation of the axis of rotation is also referred to below as “axial direction”, while an orientation transverse to this is also referred to as "radial”.
  • the pulley 1 is formed with two substantially symmetrical sheet metal halves 7, 8.
  • a sheet metal half 7, 8 is in a half section according to Figure 3 (upper or lower half) approximately in the form of a rectangular U formed with a base leg 9 and a radially inner side legs 10 and a radially outer side legs 1 1.
  • the base leg 9 is in the half-section radially oriented, while the side legs 10, 1 1 are axially oriented.
  • the circumferential side legs 10 form bushes 52, 53.
  • the radially outer side leg 1 1 has a radially outwardly oriented extension 12, while the radially inner side leg 10 has a radially inwardly oriented extension 13 with a shoulder 14.
  • the sheet metal halves 7, 8 are arranged mirror-inverted to each other with mutually aligned axes of symmetry, so that the base leg 9 abut each other at their backs.
  • the side legs 1 1 and extensions 12 of the sheet metal halves 7, 8 form an approximately U-shaped, outwardly oriented and circumferentially circumferential groove 15, in which a cable guide element 16 is arranged.
  • the side legs 11 form a radial support surface 17 in the contact region facing the cable guide element 16, while the inner sides of the extension 12 form an axial support surface 18 for the cable guide element 16.
  • the sheet metal halves 7, 8 have in the region of the base leg 9 axial, vonein- other directed bulges 19.
  • the bulges 19 of the sheet halves 7, 8 form a plurality of distributed over the circumference, extending from the groove 15 radially inwardly extending depressions 20.
  • the sheet metal halves 7, 8, in particular as an already preassembled unit are inserted into a mold which has the radially outer contour 21 of the cable guide element 16. In this form, the material forming the cable guide element 16 is then introduced, in particular injected.
  • the securing elements 22 is a compound, for example by Toxen, clinching, rivets, screws o. ⁇ .
  • fuse elements can be designed as positive locking, wherein the Securing element 22 by plastic deformation between at least one sheet metal half 7 during the connection of the sheet metal halves 7, 8 is made.
  • a sheet metal half 8 have a bore or recess into which the other sheet metal half 7 is deformed. It is also possible to "fold over" a partial material of a sheet metal half to the other sheet half or a common folding over of individual lobes or webs of both sheet metal halves 7, 8.
  • a raceway 24 is radially inwardly of the sheet metal halves 7, 8 arranged, wherein the radial gap 23 between the lateral surface of the running rings 24 and the end faces of the paragraphs 14 is formed.
  • the race 24, the shoulders 14, the extensions 13 and the side legs 10 form a, at least as far as possible, in the region of the radial gap 23 sealed bearing housing 25.
  • a sealing element 26 is provided in the region of the shoulder 14, which acts between the shoulder and the radially outer circumferential surface of the raceway 24.
  • raceway 27 is approximately U-shaped with a base leg 28 oriented in the direction of the axis of rotation 5-5 and two radially inwardly oriented side branches 29, 30, wherein the side legs 29, 30 together with the shoulders 14, the position of the sealing element 26th in the direction of the axis of rotation 5-5 pretend.
  • rolling elements here two axially adjacent rows of cylindrical rollers 32 are received, which are supported axially outwardly respectively on the side legs 29, 30 and the diameter jumps 31 of the races 24, 27, radially inwardly on the outer surface of the race 24 roll between the diameter jumps 31 and roll on an inner circumferential surface of the outer race 27.
  • a spacer 33 which in the embodiment shown in FIG. 3 is formed in a U-shaped manner in the half-section, the rows of cylindrical rollers 32 are kept at a distance. Furthermore, the cylindrical rollers 32 are guided in cages 34.
  • the raceway 24 is formed with two substantially symmetrical raceway elements 35, 36.
  • the raceway elements 35, 36 are each approximately half-section L-shaped with a first leg 37 which is oriented approximately radially, and a second leg 38 which is approximately axially oriented.
  • the leg 38 has the diameter jump 31.
  • the raceway elements 35, 36 are in the region of the back sides of the legs 37 to each other and are secured together. In this case, a fastening takes place via a suitable securing element 39, 40:
  • the securing element 39 is approximately U-shaped and surrounds the radially inner ends of the legs 37 of the raceway elements 35, 36.
  • the securing element 39 may be circumferential in the circumferential direction or may extend only over a partial circumference.
  • the securing element 40 is formed, for example, by forming a portion of the radial leg 37 of a raceway element 35 into a recess of the leg 37 of the other raceway element 36.
  • the radial limbs 37 can have opposite bulges 41 in the assembly position, so that radially oriented depressions 42 occur between the limbs 37 of the raceway elements 35, 36 can be present.
  • Such recesses 42 serve to receive lubricant as a lubricant reservoir or from interfering foreign particles.
  • FIGS. 6 to 9 An alternative embodiment of a cable pulley is shown in FIGS. 6 to 9, wherein components and features which correspond to the embodiment illustrated in FIGS. 1 to 5 are identified by the same reference number with the addition of the letter a.
  • the bulges 19a are formed with triangular cross-section, the Ausbeulianae decreases radially inwardly.
  • the bulges 19a of the sheet metal halves 7a, 8a form recesses 20a with unevenness. dangerous diamond-shaped cross-section.
  • radial bores 43 are introduced, via which the mass and the moment of inertia of the pulley 1 a can be reduced and / or achieved an additional positive connection by entering the cable guide element 16 a with suitable radially inwardly oriented projections into the holes 43 can be.
  • the two sheet metal halves 7, 8 are half-cut approximately "diabolo-shaped" composed.
  • the base leg 9a has two legs 44, 45 oriented at an obtuse angle to one another, wherein the leg 45 forms an axially outwardly-oriented conical surface around the rotation axis 5a-5a, while the legs 44 of the sheet halves 7a, 8a form conical surfaces whose tips are directed towards each other, wherein the sheet halves 7a, 8a in the transition region 46 between the legs 44, 45 contact and are connected to each other via suitable securing elements 22a.
  • the side legs 10a are not deviating from the embodiment shown in Figures 1-5, starting from the base leg 9a axially outwardly oriented, but oriented inwards and toward each other.
  • the side legs 1 1 a, the base leg 9a with the two legs 44, 45 and the side legs 10a not a U-shaped half-section, but rather a Z-shaped half-section.
  • the side legs 10a of the sheet metal halves 7a, 8a are connected to one another via a securing element 47, which in this case is formed as radially inward bends, entanglements or the like.
  • the extensions 12a can have axial bores 48 whose function corresponds to the function of the bores 43.
  • the raceway 24 radially outwardly forms a running surface 49 for the cylindrical rollers, while the inner circumferential surface of the raceway 27 forms a tread 50 on which the cylindrical rollers 32 at its radially outer Roll off page.
  • the cable guide element 16 is preferably made of a glass fiber reinforced polyamide.
  • the cable pulley 1 is used in particular for roller elevators, passenger elevators, goods lifts, ski lifts or the like.
  • the pulley 1 can be formed with metal halves 7, 8 made of metal or plastic.
  • plastic can u. U. a good noise attenuation of the pulley 1 result.
  • a rigid bridging region can be provided by the embodiment according to the invention.
  • the cable guide element is manufactured separately for the first exemplary embodiment according to FIGS. 1-5 and is supplied during assembly of the two sheet metal halves 7, 8, the cable guide element is sprayed after assembly of the sheet metal halves for the second exemplary embodiment according to FIGS , Due to the thick-bellied design of the sheet metal halves for the second embodiment, an increased rigidity can be provided.
  • a full complement bearing can be used, for example, with two separate roller sleeves.
  • the raceway or raceways can be integrated in the drawn rings. This has the advantage of a low axial play.
  • combinations of roller, needle or ball bearings are possible.

Abstract

L'invention concerne une poulie (1) destinée à guider ou dévier un câble et/ou transmettre la force d'un câble relativement à un point d'appui. Cette poulie (1) comporte une unité moyeu (6) intégrée et dotée d'une surface de roulement (49) intérieure radiale, d'éléments de roulement (32), d'une surface de roulement (50) extérieure radiale et d'un boîtier de moyeu (25), formant ainsi un ensemble compact. Une poulie de ce type peut servir, par exemple, dans des ascenseurs, des monte-charges ou des remonte-pentes.
PCT/EP2007/050799 2006-02-02 2007-01-26 Poulie WO2007088142A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006004719.2A DE102006004719B4 (de) 2006-02-02 2006-02-02 Seilrolle
DE102006004719.2 2006-02-02

Publications (2)

Publication Number Publication Date
WO2007088142A2 true WO2007088142A2 (fr) 2007-08-09
WO2007088142A3 WO2007088142A3 (fr) 2007-09-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2007/050799 WO2007088142A2 (fr) 2006-02-02 2007-01-26 Poulie

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DE (1) DE102006004719B4 (fr)
WO (1) WO2007088142A2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITLC20090007A1 (it) * 2009-07-16 2009-10-15 Pirovano Lavorazioni Lamiere Di Pir Ovano Biagio Puleggia e ruota costruite mediante la deformazione e la formatura di una singola lamiera
DE102013212963A1 (de) * 2013-07-03 2015-01-08 Aktiebolaget Skf Ketten- oder Riemenumlenkrolle

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DE800675C (de) 1949-06-19 1950-11-27 Pohlig Akt Ges J Seilrolle mit Gummifutter, insbesondere fuer Drahtseilbahnen
DE845001C (de) 1950-12-16 1952-07-28 Wuelfel Eisenwerk Aus jeweils zwei Teilen bestehende einrillige Keilriemen- oder Seilscheibe, die zu mehrrilligen Scheiben zusammensetzbar ist
DE934374C (de) 1952-08-06 1955-10-20 Gerhard Mueller Fuer Raeder, Seilrollen usw. bestimmter Laufkranz
CH336860A (de) 1955-09-13 1959-03-15 Oxe Walter Seilrolle für Seilbahnen, Sessel- und Skilifte und ähnliche Einrichtungen, mit auswechselbarem Einlege-Verschleissring
DE2203359A1 (de) 1972-01-25 1973-08-16 Magyar Hajo Es Darugyar Seilscheibe mit aus nichtmetallwerkstoff bestehendem einsatzring
FR2171660A5 (fr) 1972-02-10 1973-09-21 Materiel Equip Tech
DE3333487A1 (de) 1982-09-28 1984-03-29 Wyrepak Industries, Inc., Bridgeport, Conn. Reibungsarm gelagerte, mehrteilige rolle oder seilscheibe
DE3329024A1 (de) 1983-08-11 1985-02-21 Wyrepak Industries, Inc., Bridgeport, Conn. Rolle oder seilscheibe mit einlage
US4548592A (en) 1981-12-24 1985-10-22 Honda Giken Kogyo Kabushiki Kaisha Pulley construction
AT402094B (de) 1987-11-02 1997-01-27 Schweiger Fulpmes Ges M B H In Seilrolle

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US1501290A (en) * 1921-11-21 1924-07-15 Fed Mfg Company Pulley
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DE1731536U (de) * 1956-04-26 1956-10-11 Schulte & Co Kugelfab Schwinghebel fuer drahtseilbahnen mit paarweiser anordnung der seilrollen.
US3789683A (en) * 1971-11-18 1974-02-05 Frost & Son C L Rotatable member assembly and method for making same
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IT8121810V0 (it) * 1980-06-27 1981-05-19 Skf Kugellagerfabriken Gmbh Rullo tendicinghia per trasmissioni a cinghia.
FR2505429B1 (fr) * 1981-05-05 1986-06-20 Nadella Roulements Poulie, utilisable notamment dans l'industrie textile
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE800675C (de) 1949-06-19 1950-11-27 Pohlig Akt Ges J Seilrolle mit Gummifutter, insbesondere fuer Drahtseilbahnen
DE845001C (de) 1950-12-16 1952-07-28 Wuelfel Eisenwerk Aus jeweils zwei Teilen bestehende einrillige Keilriemen- oder Seilscheibe, die zu mehrrilligen Scheiben zusammensetzbar ist
DE934374C (de) 1952-08-06 1955-10-20 Gerhard Mueller Fuer Raeder, Seilrollen usw. bestimmter Laufkranz
CH336860A (de) 1955-09-13 1959-03-15 Oxe Walter Seilrolle für Seilbahnen, Sessel- und Skilifte und ähnliche Einrichtungen, mit auswechselbarem Einlege-Verschleissring
DE2203359A1 (de) 1972-01-25 1973-08-16 Magyar Hajo Es Darugyar Seilscheibe mit aus nichtmetallwerkstoff bestehendem einsatzring
FR2171660A5 (fr) 1972-02-10 1973-09-21 Materiel Equip Tech
US4548592A (en) 1981-12-24 1985-10-22 Honda Giken Kogyo Kabushiki Kaisha Pulley construction
DE3333487A1 (de) 1982-09-28 1984-03-29 Wyrepak Industries, Inc., Bridgeport, Conn. Reibungsarm gelagerte, mehrteilige rolle oder seilscheibe
DE3329024A1 (de) 1983-08-11 1985-02-21 Wyrepak Industries, Inc., Bridgeport, Conn. Rolle oder seilscheibe mit einlage
AT402094B (de) 1987-11-02 1997-01-27 Schweiger Fulpmes Ges M B H In Seilrolle

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WO2007088142A3 (fr) 2007-09-20
DE102006004719B4 (de) 2018-02-15
DE102006004719A1 (de) 2007-08-09

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