WO2006038397A1 - Dispositif anti-oscillation de câble principal et ascenseur doté de ce dispositif - Google Patents

Dispositif anti-oscillation de câble principal et ascenseur doté de ce dispositif Download PDF

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Publication number
WO2006038397A1
WO2006038397A1 PCT/JP2005/015793 JP2005015793W WO2006038397A1 WO 2006038397 A1 WO2006038397 A1 WO 2006038397A1 JP 2005015793 W JP2005015793 W JP 2005015793W WO 2006038397 A1 WO2006038397 A1 WO 2006038397A1
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WO
WIPO (PCT)
Prior art keywords
main rope
sheaves
hoistway
steady rest
pair
Prior art date
Application number
PCT/JP2005/015793
Other languages
English (en)
Japanese (ja)
Inventor
Makoto Yokobayashi
Original Assignee
Toshiba Elevator Kabushiki Kaisha
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 Toshiba Elevator Kabushiki Kaisha filed Critical Toshiba Elevator Kabushiki Kaisha
Priority to CN2005800310740A priority Critical patent/CN101018727B/zh
Publication of WO2006038397A1 publication Critical patent/WO2006038397A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00—Other common features of elevators
    • B66B7/06—Arrangements of ropes or cables

Definitions

  • the present invention relates to a steady rest device for suppressing self-excited vibration generated in a main rope during movement of a riding rod.
  • the present invention relates to an elevator having this steadying device.
  • An elevator board is suspended in a hoistway by a main rope, and is connected in a governor rope force S-hoop shape. Both the main rope and governor rope are wire ropes made by twisting multiple strands. When the rider moves at the rated speed, a certain period of vibration may occur as a self-excited vibration due to the strand coming into contact with the sheave within each rope in turn.
  • the governor rope is looped around a sheave disposed above and below the hoistway.
  • the governor rope naturally has a natural vibration frequency f [Hz] as a string whose fixed ends are in contact with the sheaves arranged above and below.
  • the natural frequency f [Hz] is expressed as follows: N is the order, L is the main rope length, T is the tension acting on the main rope, and m is the mass per unit length of the main rope.
  • the operating condition of the elevator is determined by a combination of a plurality of conditions as described above. And in order to shift the self-excited vibration frequency of the main rope from the natural vibration frequency, it is often difficult to change the rated speed of the ride. Also, reducing the number of main ropes or adding dead weight is not a preferable method for the life of the main ropes because it increases the load per main rope. Disclosure of the invention
  • the present invention suppresses an increase in vibration generated in the main rope even when the vibration frequency that is an external input factor is close to the natural vibration frequency of the main rope, and makes noise such as a tapping sound.
  • a main rope steadying device for reducing the noise and an elevator including the same are provided.
  • the steady rest device according to the present invention is divided into constant spans such as between sheaves arranged in a pair on the ride, and between sheaves provided in a horizontal pulling type or topside type elevator on a lifting machine. A main rope stretched between the sheaves is installed. This prevents the self-excited vibration that occurs in the main rope from increasing.
  • the steady rest device according to the present invention is provided in an elevator having a pair of sheaves that are fixed to the rider in a direction crossing the elevator hoistway. At least one anti-sway device is arranged between a pair of sheaves, in a direction away from the main rope from a position in contact with the main rope spanned between the pair of sheaves, and in a direction of pressing against the main rope Attach at least one to the ride with a margin of adjustment.
  • the anti-sway device includes a lifting machine arranged at a position deviated from the hoistway where the board moves, and the main rope that suspends the riding board is deflected and sheaves from the hoistway by the sheave. It is provided in the elevator that is handled up to. At least one anti-sway device is arranged between the deflecting sheave and the lifting machine, or between adjacent sheaves, and hung between the deflecting sheave and the lifting machine or between the adjacent sheaves. It is fixed with adjustment allowance in the direction away from the main rope from the position in contact with the passed main rope and the direction of pressing against the main rope.
  • the elevator according to the present invention includes a pair of sheaves that are fixed to the carriage so as to cross the hoistway and a main rope that is spanned between the pair of sheaves to suspend the ride in the hoistway. And at least one fixed to the rider with an adjustment allowance in a direction away from the main rope from a position in contact with the main rope and in a direction to press against the main rope. And a steady rest device.
  • An elevator includes a riding board that moves in a hoistway, a lifting machine that is disposed at a position deviated from the hoistway, and a suspension that is suspended in the hoistway and that is turned to the lifting machine.
  • the main rope that is hung and the upper part of the hoistway that is placed to turn the main rope from the hoistway to the lifting machine At least one diverting sheave and the direction of the main rope and the direction of the main rope away from the main rope from the position where it touches the main rope stretched between the diverting sheave and the lifting machine or between several adjacent diverting sheaves And at least one steadying device arranged with an adjustment allowance in the direction of pressing against.
  • FIG. 1 is a perspective view showing an elevator according to a first embodiment of the present invention.
  • FIG. 2 is an exploded perspective view of the sheave, its fixing frame, and the steady rest provided on the elevator board shown in FIG. 1.
  • FIG. 3 is a perspective view of the steady rest device shown in FIG. 2.
  • Fig. 4 is a side view of the upper part of the elevator board shown in Fig. 1 as seen from the side of the sheave.
  • FIG. 5 is an enlarged side view of the steady rest device shown in FIG.
  • Fig. 6 is a side view showing the upper part of the elevator board of the second embodiment according to the present invention.
  • Fig. 7 is a side view showing an upper portion of a passenger board of an elevator according to a third embodiment of the present invention.
  • Fig. 8 is a side view showing the upper part of the elevator board of the fourth embodiment according to the present invention.
  • FIG. 9 is a perspective view showing a steadying device according to a fifth embodiment of the present invention.
  • FIG. 10 is a perspective view showing a steadying device according to a sixth embodiment of the present invention.
  • FIG. 11 is a perspective view showing a steadying device of a seventh embodiment according to the present invention.
  • Fig. 12 is a perspective view showing a lower part of an elevator board of an eighth embodiment according to the present invention.
  • FIG. 13 is a perspective view showing an elevator according to a ninth embodiment of the present invention.
  • the elevator 1 includes a riding rod 2, a hoistway 3, a kite guide rail 4, a kite sheave 5, a counterweight 6, a weight guide train 7, a lifting machine 8, and a main rope. 9 and.
  • the riding rod 2 moves following a pair of rod guide rails 4 arranged in parallel in the hoistway 3.
  • the riding rod 2 includes a collar frame 21 fitted to the collar guide rail 4 and a collar chamber 22 held by the collar frame 21.
  • the fence frame 21 includes a vertical frame 21a disposed along the fence guide rail 4, an upper beam 21b connecting the upper portion of the vertical frame 21a above the collar chamber 22, and a bottom plate disposed below the collar chamber 22. 21c.
  • the coffin chamber 22 includes a coffin door 22a on the side wall not facing the coffin guide rail 4.
  • a pair of eaves sheaves 5 are arranged on the upper part of the ride 2 and are separated from each other in a direction crossing the hoistway 3.
  • the eaves sheaves 5 are provided at both ends of the support beam 51 arranged between the ceiling of the eaves chamber 22 and the upper beam 21b.
  • the support beam 51 is fixed at an angle that intersects the upper beam 21b, and therefore, one end of the support beam 51 is on the side of the coffin door 22a with respect to the surface along the coffin guide rail 4, and the other end is the coffin door 22a. Located on the opposite side.
  • the counterweight 6 moves along the pair of weight guide rails 7 in the hoistway 3 in parallel with the rod guide rails 4.
  • the surface along which the pair of weight guide rails 7 and the surface along which the pair of eaves guide rails 4 are arranged are arranged so as to be orthogonal to each other so as to intersect each other.
  • a weight sheave 6 a is attached to the upper end of the counterweight 6.
  • the hoisting machine 8 has a rope wheel 8a.
  • the hoisting machine 8 is arranged at the upper part of the hoistway 3 so that the rope wheel 8a is positioned above the eaves sheave 5 and the weight sheave 6a on the side close to the counterweight 6.
  • the vertical tangent of the rope wheel 8a and the vertical tangent of the eaves sheave 5 and the vertical tangent of the rope wheel 8a and the vertical tangent of the weight sheave 6a are coaxial with each other. Place it so that it is located in
  • the main rope 9 has one end 9a fixed to the hook-side rope hitch 4a provided at the upper end of the hook guide rail 4 and the other end 9b provided at the upper end of the weight guide rail 7. Fixed to the rope hitch 7a.
  • the main rope 9 is hung from the side rope hitch 4a to the lower side of the side sheave 5, the upper side of the rope wheel 8a of the upper unit 8, and the lower side of the weight sheave 6a. That is, the loading rod 2 is suspended in the hoistway 3 by hanging the main rope 9 on the rod sheave 5, and the counterweight 6 is lifted and lowered by hanging the main rope 9 on the weight sheave 6a. It is suspended in Road 3.
  • a plurality of the main ropes 9 are used, and are respectively wound around in parallel with the outer peripheral surfaces of the rod sheave 5, the rope wheel 8a, and the weight sheave 6a.
  • the number of grooves 5a, 8b, and 6b corresponding to the number of main ropes 9 are provided in the heel sheave 5, the rope wheel 8a, and the weight sheave 6a.
  • a control panel 8c of the hoisting machine 8 and a governor are arranged in the empty space of the hoistway 3 other than the carriage 2 and the counterweight 6 pass.
  • a steadying device 10 is provided between the pair of scissor sheaves 5 as shown in FIG.
  • This steadying device 10 includes a roller 11 having a rotation shaft disposed in parallel with the heel sheave 5 and a bracket 12 that sandwiches the roller 11 from both sides in the axial direction.
  • the roller 11 has a sufficient length to intersect with the main rope 9 (9 in FIG. 3) provided with a plurality of rollers.
  • urethane rubber as the surface layer member of the roller 11 in consideration of easy damping of vibration and wear resistance and oil resistance.
  • urethane rubber instead of urethane rubber, neoprene rubber, nitrile rubber, ductile synthetic resin, or the like can be used. Wear of the main rope 9 is reduced by making the roller 11 of the steady rest device 10 softer than the material of the main rope 9.
  • the bracket 12 has a mounting hole 13 in a direction along the rotational axis of the roller 11.
  • a nut 14 is mounted on the surface facing the roller 11. Then, the steady rest 10 is sandwiched between the support beams 51 from both sides in the rotation axis direction together with the eaves sheave 5, and is tightened with bolts 15 that pass through attachment holes 52 provided in the support beams 51.
  • the steady rest device 10 is disposed at the center position of the distance L between the pair of rod sheaves 5. This position is a position that becomes the “antinode” of the amplitude when the main rope 9 vibrates as a string having the contact end 9c with the heel sheave 5 as a fixed end.
  • the mounting hole 52 provided in the support beam 51 is formed in the direction away from the main rope 9 and in the main rope 9 from the position P where the roller 11 is in contact with the main rope 9 stretched between the eaves sheaves 5. It is formed in a long hole so that the position of the steady rest 10 can be finely adjusted in the pressing direction. Then, as shown in FIG. 5, the steady rest device 10 is operated at a rated speed by the ride 2. It is set within the amplitude range when the main rope 9 between the ⁇ sheaves 5 vibrates like a string in a position where the roller 11 does not touch the main rope 9 inside.
  • the roller 11 does not affect the wear of the main rope 9 and can reduce the beating sound generated when it contacts the main rope 9 force S roller 11. As a result, it is possible to prevent vibration and noise from occurring in the riding rod 2.
  • the steadying device 10 has a nut 14 attached to the inside of the bracket 12 and is bolted through an attachment hole 52 provided in the support beam 51. For this reason, it can be easily attached to and detached from the support beam 51, and is suitable for maintenance such as replacement work when the roller 11 is worn. Furthermore, since the mounting hole 52 has a long hole shape, the positional relationship between the roller 11 and the main rope 9 can be adjusted to an appropriate state. In addition, when the main rope 9 is replaced or when the anchorage sheave 5 and the steady-rest device 10 are shipped to the support beam 51 for shipping, etc. Can fit in beam 51.
  • the same components as those of the elevator 1 described in the first embodiment are denoted by the same reference numerals and description thereof is omitted.
  • the steadying device 10 is disposed at a position away from the center position between the scissors sheaves 5 by a certain distance.
  • the main rope 9 is a high-order mode standing wave having a "node” at the center position between the heel sheaves 5 and "bellys" on both sides thereof.
  • the steadying device 10 is arranged at the center position, and is just at the position of the node of the standing wave, so that the suppression effect on the resonance of the second vibration cannot be obtained.
  • the same components as those of the elevator 1 described in the first embodiment are denoted by the same reference numerals and description thereof is omitted.
  • the steadying device 10 is arranged at a position 1/4 L away from the center position between the heel sheaves 5 with respect to the distance L between the heel sheaves 5. . Since this position is the position of the antinode of the second vibration, not only the reference vibration but also the second vibration can be surely pressed down. Since the other configuration is the same as that described in the first embodiment, the description thereof is omitted.
  • the steadying device 10 is arranged one by one from the center position between the heel sheaves 5 at a symmetrical position.
  • a steadying device 10a according to a fifth embodiment of the present invention will be described with reference to FIG. Note that configurations having the same functions as those of the steady rest device 10 described in the first embodiment are denoted by the same reference numerals and description thereof is omitted.
  • the roller 11 of the steady rest device 10a has as many grooves 11a as the number of main ropes 9. 1st to 4th implementation In the embodiment, a slight gap is provided between the roller 11 and the main rope 9.
  • the steadying device 10a is installed so as to apply a pressing force to the main rope 9.
  • the mounting position of the steady rest device 10a in the direction along the main rope 9 is provided at any of the locations described in the first to fourth embodiments.
  • the main rope 9 Since the main rope 9 has a twist, when it is always in rolling contact with the roller 11, it receives a force in a direction across the main rope 9. In this case, in this embodiment, the main rope 9 is fitted in the groove 11a of the roller 11. Therefore, the main rope 9 does not fall into the gap between the roller 11 and the bracket 12.
  • a steadying device 10b according to a sixth embodiment of the present invention will be described with reference to FIG. Note that components having the same functions as those of the steady rests 10 and 10a described in the first and fifth embodiments are denoted by the same reference numerals and description thereof is omitted.
  • the steady rest 10 b shown in FIG. 10 includes a roller 11, a bracket 12, and a permanent magnet 16.
  • the roller 11 is pivotally supported by a bracket 12 in a direction perpendicular to the main rope 9 and rotates when the main rope 9 comes into contact.
  • the bracket 12 has a recess 12a facing the inside of the support beam 51.
  • the bracket 12 is provided with a flange 12b at the edge on the side of the ride 2.
  • An adjustment bolt 12c is provided on the flange 12b toward the support beam 51.
  • the roller 11 is positioned with respect to the main rope 9 by adjusting the protruding amount of the adjusting bolt 12c.
  • the permanent magnet 16 is attached in a direction in which lines of magnetic force are formed in the depth direction of the recess 12a. Further, the permanent magnet 16 is attached to the bottom 12d of the recess 12a and is thinner than the depth of the recess 12a. Since the supporting beam 51 is a channel-shaped steel material, the steadying device 10b is attached to an arbitrary position where a hole for fixing the steadying device 10b is provided. For example, even when it is difficult to add a mounting hole to an existing elevator, the force S can be provided by providing the steady rest 1 Ob.
  • a steadying device 10c according to a seventh embodiment of the present invention will be described with reference to FIG. Note that components having the same functions as those of the steady rests 10, 10a, 10b described in the first, fifth, and sixth embodiments are denoted by the same reference numerals and description thereof is omitted.
  • An anti-sway device 10c shown in FIG. 11 includes a pad 17 that is in sliding contact with the main rope 9, and a bracket 12f that supports the pad 17.
  • the mounting method for the support beam 51 is the vibration described in the first to fifth embodiments. It is the same as the detent device 10, 10a, 10b.
  • the pad 17 has a sufficient length in the direction in which the plurality of main ropes 9 are arranged.
  • the pad 17 is shifted in a direction away from the position where it contacts the main rope 9, and is positioned within an amplitude range when the main rope 9 vibrates like a string.
  • the contact surface of the pad 17 with respect to the main rope 9 is made of a steel material harder than the main rope 9 in consideration of so-called galling, wear, or wear that occurs when rubbing against each other. It is preferable to use it.
  • FIG. 12 An elevator la according to an eighth embodiment of the present invention will be described with reference to FIG. Note that components having the same functions as those of the elevator 1 described in the first embodiment are denoted by the same reference numerals and description thereof is omitted.
  • the elevator la shown in Fig. 12 is placed under the ⁇ 2 on the ⁇ sieve 5.
  • the main rope 9 is routed around the sheave 5 through the outside of the ride 2.
  • the supporting beam 51 that holds the ⁇ sheave 5 is fixed to the lower part of the riding rod 2.
  • the steady rest device 10 is disposed between the heel sheaves 5. Note that the steady rests 10, 10a, 10b, 10c may be provided as described in the second to seventh embodiments.
  • FIG. 13 An elevator lb according to a ninth embodiment of the present invention will be described with reference to FIG.
  • the components having the same functions as those of the elevator 1, la or the steady rests 10, 10a, 10b, 10c described in the first to eighth embodiments are denoted by the same reference numerals, and the description thereof is omitted.
  • the hoisting machine 8 is arranged at a position deviated from the hoistway 3 where the carriage 2 moves.
  • the main rope 9 has one end 9 a fixed to the rod frame 21 of the riding rod 2 and the other end 9 b fixed to the counterweight 6.
  • Two deflecting sheaves 25 and 26 are arranged in the upper part of hoistway 3.
  • One deflecting sheave 25 is arranged at a position vertically above the end 9a of the main rope 9 fixed to the anchor frame 21, and the other deflecting sheave 26 is a rope car of the anchoring machine 8. Each one is placed vertically above 8a.
  • the deflecting sheaves 25 and 26 are connected to each other by a support beam 55.
  • the diverting sheaves 25, 26 are the main ports from hoistway 3 to hoisting machine 8. Group 9 is changed.
  • the main rope 9 is hung around the deflecting sheaves 25 and 26, the rope wheel 8a of the lifting machine 8, and the weight sheave 6a.
  • the roller 11 of the steadying device 10 is shifted in a direction away from the position in contact with the main rope 9 stretched between the rope wheel 8a and the deflecting sheave 26 and between the two deflecting sheaves 25 and 26. Then, each is positioned within the amplitude range when the main rope 9 vibrates.
  • the fixed part of the steady rest 10 has adjustment allowances in the direction away from the main rope 9 and the direction of pressing against the main rope 9, so that it can be adjusted to the optimum state as needed during on-site assembly and maintenance. It is possible to adjust.
  • the steady rest device 10 may appropriately employ the shapes and mounting positions of the steady rest devices 10, 10a, 10b, and 10c shown in the first to eighth embodiments.
  • the groove 1 la is provided on the outer periphery like the roller 11 shown in the fifth embodiment, the roller 11 is brought into contact with the main rope 9 in a slightly pressed state.
  • the deflecting sheaves 25 and 26 and the steadying device 10 may each be fixed and supported directly on the inner wall of the hoistway 3.
  • the elevator lb constructed in this way is the vibration force generated in the main rope 9 stretched between the rope wheel 8a and the deflecting sheave 26 and between the adjacent deflecting sheaves 25, 26. Even when the value is close to the natural vibration frequency of the minute, the amplitude of the main rope 9 is prevented from growing in contact with the roller 11 of the steadying device 10. Therefore, this elevator lb does not generate unpleasant noise that does not transmit a large vibration to the ride 2.
  • the steady rests 10a, 10b, and 10c described in the fifth to seventh embodiments are replaced with the first to fourth, eighth, and ninth embodiments.
  • the same effect can be obtained by applying to the elevator 1, la, lb of the form.
  • the steady rest device 10 is provided at a location where the main rope 9 is stretched across the hoistway 3, it is disposed above the main rope 9 in each embodiment, but the roller 11 and the pad 17 are disposed below. It may be provided to be arranged.
  • the detailed part which is not illustrated in FIG. 12 and FIG. 13 is the same as that described in FIG. 1 to FIG. 5 of the first embodiment, and this will be referred to.
  • the attachment portion between the steady rest device 10 and the support beam 55 in FIG. 13 is the same as the state in which the attachment portion between the steady rest device 10 and the support beam 51 shown in FIG. 2 is turned upside down.
  • the elevator according to the present invention is provided between the sheaves, between the deflecting sheaves, Make sure that the natural vibration frequency of the main rope stretched over a place where the distance between adjacent sheaves is constant, such as between the deflecting sheave and the rope wheel, and the vibration frequency from the external excitation source are close to each other. Even in such a case, it is possible to provide a main rope steadying device that suppresses the occurrence of resonance of the main rope and reduces vibration and noise. This eliminates the need for changes from the basic elevator design, such as changing the rated speed and number of ropes.
  • the elevator when a pair of sheaves is provided on the riding rod, when the lifting machine is disposed between the sheaves so as to be deviated from the hoistway, Place a steady rest between machines or between adjacent sheaves. Therefore, when self-excited vibration is generated in the main ropes passed to these sections, it is possible to prevent the main rope from vibrating like a string with the portion in contact with the sheave as a fixed end.
  • the present invention is not limited to an elevator, and includes an apparatus that includes a wire rope and a sheave, and a configuration in which the distance between sheaves changes, an apparatus that changes the tension of the wire rope between sheaves, for example, a crane apparatus, The same effect can be obtained by applying to ropeways and cable cars.

Landscapes

  • Cage And Drive Apparatuses For Elevators (AREA)
  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)

Abstract

Ascenseur (1) possédant une paire de poulies (5), un câble principal (9), et au moins un dispositif anti-oscillation (10). Les poulies (5) sont fixées à une cabine d’ascenseur (2), séparées dans le sens qui traverse une gaine d’ascenseur (3). Le câble principal (9) est passé sur et entre la paire de poulies (5) afin de suspendre la cabine d’ascenseur (2) dans la gaine d’ascenseur (3). Le dispositif anti-oscillation (10) est placé dans le sens qui traverse le câble principal (9) et est fixé, avec des tolérances de réglage, à la cabine d’ascenseur (2). Ces tolérances correspondent au réglage à partir d’une position à laquelle le dispositif anti-oscillation (10) se trouve en contact avec le câble principal (9) vers un sens selon lequel le dispositif anti-oscillation (10) est séparé du câble principal (9) et vers un sens selon lequel le dispositif anti-oscillation (10) est appuyé au câble principal (9).
PCT/JP2005/015793 2004-10-07 2005-08-30 Dispositif anti-oscillation de câble principal et ascenseur doté de ce dispositif WO2006038397A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2005800310740A CN101018727B (zh) 2004-10-07 2005-08-30 主钢丝绳的防振装置以及具备它的电梯

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004295233A JP2006103924A (ja) 2004-10-07 2004-10-07 主ロープの振れ止装置、及びこれを備えるエレベータ
JP2004-295233 2004-10-07

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Publication Number Publication Date
WO2006038397A1 true WO2006038397A1 (fr) 2006-04-13

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JP (1) JP2006103924A (fr)
CN (1) CN101018727B (fr)
WO (1) WO2006038397A1 (fr)

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WO2010013099A1 (fr) * 2008-08-01 2010-02-04 Otis Elevator Company Ensemble d'isolation de vibrations pour système d'ascenseur
US8129069B2 (en) 2005-09-30 2012-03-06 Battelle Memorial Institute Fuel cell components including immobilized heteropolyacids
US10669124B2 (en) 2017-04-07 2020-06-02 Otis Elevator Company Elevator system including a protective hoistway liner assembly
US11440774B2 (en) 2020-05-09 2022-09-13 Otis Elevator Company Elevator roping sway damper assembly

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JP2010083619A (ja) * 2008-09-30 2010-04-15 Mitsubishi Electric Corp エレベータの制御ケーブルガイド装置
US9045313B2 (en) * 2012-04-13 2015-06-02 Mitsubishi Electric Research Laboratories, Inc. Elevator rope sway estimation
US9957133B2 (en) * 2013-02-07 2018-05-01 Mitsubishi Electric Corporation Elevator apparatus
CN105692388A (zh) * 2016-04-07 2016-06-22 江南嘉捷电梯股份有限公司 一种反绳轮装置
JP6696467B2 (ja) * 2017-03-21 2020-05-20 フジテック株式会社 ロープ振れ抑制ユニット
CN110304215B (zh) * 2019-07-15 2021-01-05 浙江海洋大学 一种摩托艇专用运输装置

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JP2005298118A (ja) * 2004-04-09 2005-10-27 Mitsubishi Electric Corp ロープ振動抑制装置

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JPS548279U (fr) * 1977-06-21 1979-01-19
JPH01256486A (ja) * 1988-04-06 1989-10-12 Hitachi Ltd エレベーターの乗りかご装置
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8129069B2 (en) 2005-09-30 2012-03-06 Battelle Memorial Institute Fuel cell components including immobilized heteropolyacids
WO2010013099A1 (fr) * 2008-08-01 2010-02-04 Otis Elevator Company Ensemble d'isolation de vibrations pour système d'ascenseur
CN102112386A (zh) * 2008-08-01 2011-06-29 奥蒂斯电梯公司 用于电梯系统的隔振组件
US8839912B2 (en) 2008-08-01 2014-09-23 Otis Elevator Company Vibration isolation assembly for an elevator system
CN102112386B (zh) * 2008-08-01 2015-11-25 奥蒂斯电梯公司 用于电梯系统的隔振组件
US10669124B2 (en) 2017-04-07 2020-06-02 Otis Elevator Company Elevator system including a protective hoistway liner assembly
US11198589B2 (en) 2017-04-07 2021-12-14 Otis Elevator Company Elevator system including a protective hoistway liner assembly
US11440774B2 (en) 2020-05-09 2022-09-13 Otis Elevator Company Elevator roping sway damper assembly

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