WO2012056529A1 - Câble pour ascenseur - Google Patents

Câble pour ascenseur Download PDF

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Publication number
WO2012056529A1
WO2012056529A1 PCT/JP2010/069068 JP2010069068W WO2012056529A1 WO 2012056529 A1 WO2012056529 A1 WO 2012056529A1 JP 2010069068 W JP2010069068 W JP 2010069068W WO 2012056529 A1 WO2012056529 A1 WO 2012056529A1
Authority
WO
WIPO (PCT)
Prior art keywords
rope
core
outer layer
strands
inner layer
Prior art date
Application number
PCT/JP2010/069068
Other languages
English (en)
Japanese (ja)
Inventor
光井　厚
篤志 船田
道雄 村井
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to CN2010800698282A priority Critical patent/CN103189296A/zh
Priority to KR1020137013502A priority patent/KR20130095779A/ko
Priority to PCT/JP2010/069068 priority patent/WO2012056529A1/fr
Priority to JP2012540571A priority patent/JPWO2012056529A1/ja
Priority to EP10858919.3A priority patent/EP2634130A1/fr
Publication of WO2012056529A1 publication Critical patent/WO2012056529A1/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
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B1/00—Constructional features of ropes or cables
    • D07B1/06—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core
    • D07B1/0673—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core having a rope configuration
    • D07B1/0686—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core having a rope configuration characterised by the core design
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B1/00—Constructional features of ropes or cables
    • D07B1/16—Ropes or cables with an enveloping sheathing or inlays of rubber or plastics
    • D07B1/162—Ropes or cables with an enveloping sheathing or inlays of rubber or plastics characterised by a plastic or rubber enveloping sheathing
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B1/00—Constructional features of ropes or cables
    • D07B1/16—Ropes or cables with an enveloping sheathing or inlays of rubber or plastics
    • D07B1/165—Ropes or cables with an enveloping sheathing or inlays of rubber or plastics characterised by a plastic or rubber inlay
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B2201/00—Ropes or cables
    • D07B2201/10—Rope or cable structures
    • D07B2201/1028—Rope or cable structures characterised by the number of strands
    • D07B2201/1036—Rope or cable structures characterised by the number of strands nine or more strands respectively forming multiple layers
    • D—TEXTILES; PAPER
    • D07—ROPES; CABLES OTHER THAN ELECTRIC
    • D07B—ROPES OR CABLES IN GENERAL
    • D07B2501/00—Application field
    • D07B2501/20—Application field related to ropes or cables
    • D07B2501/2007—Elevators

Definitions

  • the present invention relates to an elevator rope having a plurality of strands formed by twisting a plurality of steel strands.
  • Conventional elevator ropes include an inner layer rope, a resin inner layer covering covering the outer periphery of the inner layer rope, a plurality of outer layer strands twisted around the outer periphery of the inner layer covering, and the outer periphery of the outer layer strand. And an outer layer covering made of resin that covers the surface.
  • the inner layer rope includes a core rope including a plurality of core ropes, a core rope covering body that is coated on the outer periphery of the core rope, and a plurality of inner layer ropes that are twisted around the outer periphery of the core rope covering body. is doing.
  • the core rope, the inner layer rope and the outer layer rope are each formed by twisting a plurality of steel strands (see, for example, Patent Document 1).
  • a linear core rope is arranged at the center of the core rope. Since this linear core strand is not twisted together with other strands, it is difficult to receive restraint from other strands. For this reason, for example, due to manufacturing problems such as non-uniformity of the strand tension at the time of manufacturing, tension occurs in a part of the strands constituting the linear core rope, and the strands are disconnected early, Conversely, if loosening occurs and the strands loosen, there is a concern that the broken or loose strands may protrude out of the elevator rope and that the elevator rope needs to be replaced early.
  • the present invention has been made to solve the above-described problems, and an object of the present invention is to obtain an elevator rope capable of suppressing the protrusion of the strands to the outside and extending the service life.
  • the elevator rope according to the present invention has an inner layer rope including a plurality of inner layer strands in which a plurality of steel strands are twisted, and the outer periphery is covered with a resin outer layer covering.
  • a fiber core made of synthetic fiber is disposed at the center of the inner layer rope.
  • the fiber core made of the synthetic fiber is arranged at the center of the inner layer rope, the noose that is not twisted with the other cords is not arranged at the center of the inner layer rope.
  • the rope can receive the restraining force from the other lasso, the protrusion of the strand to the outside can be suppressed, and the life can be extended.
  • FIG. 6 is a side view showing an example of an elevator apparatus to which the elevator ropes of Embodiments 1 to 6 are applied.
  • FIG. 1 is a cross-sectional view of an elevator rope according to Embodiment 1 of the present invention.
  • a fiber core 1 is disposed at the center of the elevator rope.
  • the fiber core 1 for example, a round bar core (solid core) made of synthetic fiber made of polypropylene or polyethylene is used.
  • a plurality (eight in this case) of inner layer strands 2 are twisted around the outer periphery of the fiber core 1.
  • Each inner layer rope 2 is formed by twisting a plurality of steel strands.
  • each inner layer strand 2 was twisted around the outer periphery of the core strand arranged in the center, a plurality of intermediate strands twisted around the outer periphery of the core strand, and the intermediate strand layer.
  • the outer circumference of the inner layer cord 2 is covered with a resin inner layer covering 3.
  • the inner layer rope 4 includes a fiber core 1, an inner layer cord 2, and an inner layer covering 3.
  • the inner layer covering 3 is in contact with the fiber core 1 between the inner layer cords 2 adjacent to each other.
  • the fiber core 1 and the inner layer covering 3 are maintained in a state of entering between the adjacent inner layer strands 2 even when tension is applied during use.
  • a plurality (19 in this case) of outer layer strands 5 are twisted around the outer periphery of the inner layer covering 3.
  • the outer layer strand 5 has a smaller diameter than the inner layer strand 2.
  • Each outer layer strand 5 is formed by twisting a plurality of steel strands.
  • each outer layer strand 5 has a core strand arranged at the center and a plurality of outer layer strands twisted around the outer periphery of the core strand.
  • the diameter of the outer strand is the same as the diameter of the core strand.
  • the outer periphery of the outer layer strand 5 is covered with a resin outer layer covering 6.
  • the outer layer cord 5 and the outer layer covering body 6 are bonded with an adhesive.
  • the outer layer covering 6 is in contact with the inner layer covering 3 between the outer layer strands 5 adjacent to each other.
  • the inner layer covering body 3 and the outer layer covering body 6 are maintained in a state of entering between the adjacent outer layer strands 5 even when tension is applied during use.
  • the material of the inner layer covering 3 a resin having a certain degree of hardness, such as polyethylene or polypropylene, is used.
  • the inner layer covering 3 is made of a resin that is cross-linked by mixing a cross-linking agent. Furthermore, the inner layer covering 3 should have a low friction coefficient to some extent in order to enhance flexibility as an elevator rope and reduce loss that occurs when bent by a sheave.
  • the material of the inner layer cover 3 a material that is harder than the material of the outer layer cover 6 and has a low coefficient of friction against the same metal material is suitable. Furthermore, since the inner layer covering 3 slips between the inner layer cords 2, it is preferable that the inner layer covering 3 has excellent wear resistance.
  • the outer layer covering 6 needs to secure traction capability with the sheave, it is made of a resin having a friction coefficient of 0.2 or more with respect to the sheave and having sufficient wear resistance, such as polyurethane. Moreover, the outer layer strand 5 is comprised by resin bridge
  • the ropes 2 and 5 share the load, and the rope cross-section is deformed in a direction to reduce the gap between the ropes 2 and 5.
  • a gap between the ropes 2 and 5 can be secured, or the contact pressure between the ropes 2 and 5 can be reduced.
  • the elevator rope according to the first embodiment since the elevator rope according to the first embodiment has the inner layer rope 4 inside, it is higher than the eight-core or six-core rope having the fiber core at the center (referred to as a conventional rope). It is strength. For this reason, it is considered that the load acting on the elevator rope according to the first embodiment is larger than the load acting on the conventional rope, and the pressure acting on the center fiber core 1 from each of the strands 2 and 5 is further increased. It is done.
  • the fiber core 1 when a twisted core of natural fibers (for example, hemp) generally used in conventional ropes is used as the fiber core 1, the fiber itself has a cavity, and there is a gap between the fibers, The diameter of the rope is reduced by the pressure from the strands 2 and 5, and the entire rope is likely to be deformed. Moreover, there is a possibility that it is further difficult to maintain the pressure from the lassos 2 and 5 due to corrosion and deterioration over time.
  • natural fibers for example, hemp
  • Embodiment 1 since a round rod core made of synthetic fiber is used as the fiber core 1, the packing density of the fiber core 1 itself can be increased, and the occurrence of shoulder collapse is suppressed against a large load. Can do.
  • the contact pressure between the strands inside the rope is reduced or the frictional force is reduced by impregnating the center fiber core with rope grease.
  • the outer layer strand 5 is separated from the sheave groove surface by the outer layer covering 6 and the strands 2 and 5 are separated by the outer layer covering 6 and the inner layer covering 3. Since they are separated from each other and the metals are not in direct contact with each other, it is possible to prevent wear of the strands 2 and 5 and to occur in the elevator rope by the buffering action of the inner layer covering 3 and the outer layer covering 6. Bending stress can be reduced.
  • the fiber core 1 is made of a relatively low-friction synthetic fiber
  • the strands 2 and 5 are moved against the movement of the strands 2 and 5 when an elevator rope tensile load or bending load is applied. Wear can be reduced. Therefore, there is no need to impregnate the inside with rope grease. Thereby, it is not necessary to worry about the influence of oil due to coating breakage at the time of rope production, particularly at the time of coating molding.
  • the number of outer layer strands 5 is more than twice the number of inner layer strands 2 and more than 16, so when the elevator rope is wound around the sheave, The pressure that the outer layer strand 5 receives can be reduced.
  • the outer layer covering 6 needs to be bonded to the outer layer cord 5 in order to generate traction with the sheave, and before the outer layer covering 6 is bonded to the outer layer cord 5, It is necessary to sufficiently clean the dirt and oil adhering to the lasso 5 during manufacture. At this time, if the structure of the outer layer strand 5 is complicated, the interior of the outer layer strand 5 cannot be sufficiently cleaned.
  • the outer layer strand 5 of the first embodiment has a two-layer structure in which one strand is bundled around the outer periphery of the central strand, so that the structure is simple and sufficient strength is ensured. The outer layer strand 5 can be washed sufficiently and easily, and the outer layer covering 6 can be firmly bonded to the outer layer strand 5.
  • the wire diameter By reducing the wire diameter, the bending stress generated when passing through a sheave with a small diameter can be reduced compared to a conventional rope with the same diameter.
  • the diameter of the strands constituting the outer layer strands 5 can be reduced.
  • the inner layer rope 2 has a three-layer structure in which two layers of strands are bundled around the outer periphery of the center strand, so that the mounting density of the entire rope can be increased and the bending stress generated can be reduced.
  • the inner layer cords 2 are preferably 6-8. This is because if the number of inner layer cords 2 is less than six, the cross section of each inner layer cord 2 becomes larger, or the gap between the inner layer cords 2 becomes larger, and conversely, the number of inner layer cords 2 If there are more than 8, the entire rope needs to be multilayered in order to increase the mounting density.
  • each outer layer strand 5 has a simple structure including seven strands
  • the inner layer strand 2 also has a relatively simple structure having a three-layer structure. Therefore, the number of strands of the entire rope can be set to 300 or less even though the number of strands is 20 or more.
  • the sheave diameter D with respect to the rope diameter d is set to 40 times or more. Therefore, for example, if the rope diameter is 12 mm, the sheave diameter is set to 480 mm or more.
  • the outer strand strand diameter ⁇ is about 0.8 mm, and is applied to a 480 mm (D) sheave.
  • the metal core 1 is disposed at the center of the inner layer rope 4 because the inner layer covering body 3 and the outer layer covering body 6 are provided. .
  • it is possible to reduce the sheave to 1/2 (D / d 20) with respect to the minimum sheave diameter ⁇ 480 that satisfies D / d ⁇ 40 when using a conventional rope with a diameter of 12 mm. .
  • the diameter of the constituent wire can be reduced, and by satisfying the above conditions, even with the same diameter as a conventional rope It is possible to halve the diameter of the sheave used and to ensure an equivalent life.
  • the diameter of the severest outer layer strand (outermost strand) among the strands of each strand 2,5 is made substantially the same.
  • the bending stress generated in all parts can be made uniform. Thereby, it is prevented that a disconnection occurs at a specific portion at an early stage, and the life of the rope is not reached at an early stage due to the loss of shape of the rope.
  • the diameter difference between the outer layer strands is substantially 10 It is preferable to keep it within%.
  • FIG. 2 is a sectional view of an elevator rope according to Embodiment 2 of the present invention.
  • a synthetic fiber twisted core made of, for example, polypropylene or polyethylene is used as the fiber core 7.
  • the outer periphery of the fiber core 7 is covered with a resin core cover 8.
  • the same material as that of the inner layer cover 3 can be used.
  • the inner layer rope 4 of the second embodiment includes a fiber core 7, a core covering body 8, an inner layer cord 2 and an inner layer covering body 3.
  • Other configurations are the same as those in the first embodiment.
  • FIG. 3 is a sectional view of an elevator rope according to Embodiment 3 of the present invention.
  • the inner layer rope 4 according to the third embodiment includes a core rope 9, an inner layer cord 2, and an inner layer covering 3.
  • the core rope 9 includes a fiber core 10, a plurality (six in this case) of core ropes 11 twisted around the outer periphery of the fiber core 10, and a core rope covering body 12 covered on the outer periphery of the core rope 11 layer. It is comprised by.
  • the fiber core 10 a round bar core made of synthetic fiber is used as in the first embodiment.
  • As a material of the core rope covering body 12 the same material as that of the inner layer covering body 3 can be used.
  • Each core rope 11 is formed by twisting a plurality of steel strands.
  • each outer layer strand 5 has a core strand arranged at the center and a plurality of outer layer strands twisted around the outer periphery of the core strand.
  • the diameter of the outer strand is the same as the diameter of the core strand.
  • the diameter of each core cord 11 is smaller than the diameter of the outer layer cord 5.
  • the diameter of the strand of the core cord 11 is smaller than the diameter of the strand of the outer layer strand 5.
  • Other configurations are the same as those in the first embodiment.
  • FIG. 4 is a cross-sectional view of an elevator rope according to Embodiment 4 of the present invention.
  • a synthetic fiber twisted core is used as the fiber core 13 as in the second embodiment.
  • the outer periphery of the fiber core 13 is covered with a resin core cover 14.
  • the same material as that of the inner layer cover 3 can be used.
  • the core rope 9 according to the fourth embodiment includes a fiber core 13, a core covering body 14, a core rope 11, and a core rope covering body 12.
  • Other configurations are the same as those of the third embodiment.
  • the core covering 14 is filled in the gaps between the ropes constituting the fiber core 13, so that the filling rate is high and deterioration over time can be reduced.
  • the same effects as those of the third embodiment using the core can be obtained.
  • FIG. 5 is a sectional view of a sectional view of an elevator rope according to Embodiment 5 of the present invention.
  • a fiber core 15 made of a synthetic fiber twisted core is arranged as it is (without using a core cover).
  • Other configurations are the same as those in the fourth embodiment.
  • the cross-sectional structure of the entire rope is a three-layer structure (a layer including the core rope 11, a layer including the inner layer rope 2, and a layer including the outer layer rope 5), the two-layer structure as in the first and second embodiments Compared with, the area occupied by the central portion is small. For this reason, in the three-layer structure, even if the fiber core 15 made of a twisted core is used as it is, there are few gaps generated in each part, and the same effect as in the fourth embodiment can be obtained.
  • the number of outer layer cords 5, inner layer cords 2, and core cords 11 decreases in order (outer layer cord 5> inner layer cord 2> core cord 11).
  • the number of outer layer strands 5 and inner layer strands 2 is as described in the first embodiment, and further by making the number of core strands 11 smaller than the number of inner layer strands 2, the steel strands The mounting density can be increased. As a result, the strand diameter can be made smaller than that of a conventional rope, and the number of strands and strands of the entire rope can be suppressed.
  • the outer layer strand diameter of the core rope 11 smaller than the diameter of the outer strands of the other strands 2, 5
  • the bending stress generated in the core rope 9 during the bending action is larger than that of the other layers. Can be reduced. Thereby, it is possible to prevent the core rope 9 from being damaged before other layers, and to prevent the entire rope from being deformed due to the damage of the core rope 9.
  • FIG. 6 is a sectional view of an elevator rope according to Embodiment 6 of the present invention.
  • six core ropes 11 having a two-layer structure are used, but in this sixth embodiment, three core ropes 11 are twisted around the outer periphery of the fiber core 10.
  • Each core rope 11 has a three-layer structure in which two layers of strands are bundled around the center strand.
  • Other configurations are the same as those of the third embodiment.
  • FIG. 7 is a side view showing an example of an elevator apparatus to which the elevator ropes of Embodiments 1 to 6 are applied.
  • a machine room 22 is provided in the upper part of the hoistway 21.
  • a machine table 23 is installed in the machine room 22.
  • a hoisting machine 24 is supported on the machine base 23.
  • the hoisting machine 24 includes a sheave 25 and a hoisting machine main body 26.
  • the hoisting machine main body 26 has a hoisting machine motor that rotates the sheave 25 and a hoisting machine brake that brakes the rotation of the sheave 25.
  • a baffle 27 is attached to the machine base 23.
  • a plurality of elevator ropes 28 as suspension means are wound around the sheave 25 and the deflector 27.
  • a car 29 is suspended from one end of the elevator rope 28. That is, the car 29 is suspended in the hoistway 21 by the elevator rope 28 on one side of the sheave 25.
  • a counterweight 30 is suspended from the other end of the elevator rope 28. That is, the counterweight 30 is suspended by the elevator rope 28 on the other side of the sheave 25.
  • a pair of car guide rails 31 that guide the raising and lowering of the car 29 and a pair of counterweight guide rails 32 that guide the raising and lowering of the counterweight 30 are installed.
  • the car 29 is equipped with an emergency stop device 33 that engages with the car guide rail 31 to stop the car 29 in an emergency manner.
  • the type of the elevator apparatus to which the elevator rope of the present invention is applied is not limited to the type shown in FIG.
  • the present invention can be applied to a machine room-less elevator, a 2: 1 roping type elevator device, a multi-car type elevator device, or a double deck elevator.
  • the elevator rope of the present invention can also be applied to ropes other than ropes for suspending the car 29, such as compen- sion ropes and governor ropes.

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  • Ropes Or Cables (AREA)
  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)

Abstract

La présente invention se rapporte à un câble destiné à un ascenseur, configuré d'une manière telle que les torons de couche extérieure sont torsadés ensemble autour de la périphérie extérieure d'un câble de couche intérieure, et qu'un corps de protection de couche extérieure en résine recouvre la périphérie extérieure de la couche des torons de couche extérieure. Une âme de fibres se composant de fibres synthétiques est disposée au centre du câble de couche intérieure. Une âme en barre ronde de résine ou une âme torsadée en résine, par exemple, est utilisée comme âme de fibres. Les torons de couche intérieure sont torsadés ensemble à l'extérieur de l'âme de fibres. Un corps de protection de couche intérieure en résine recouvre la périphérie extérieure de la couche des torons de couche intérieure. Chacun des torons de couche intérieure et chacun des torons de couche extérieure sont configurés par torsion de filaments d'acier ensemble.
PCT/JP2010/069068 2010-10-27 2010-10-27 Câble pour ascenseur WO2012056529A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN2010800698282A CN103189296A (zh) 2010-10-27 2010-10-27 电梯用绳索
KR1020137013502A KR20130095779A (ko) 2010-10-27 2010-10-27 엘리베이터용 로프
PCT/JP2010/069068 WO2012056529A1 (fr) 2010-10-27 2010-10-27 Câble pour ascenseur
JP2012540571A JPWO2012056529A1 (ja) 2010-10-27 2010-10-27 エレベータ用ロープ
EP10858919.3A EP2634130A1 (fr) 2010-10-27 2010-10-27 Câble pour ascenseur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2010/069068 WO2012056529A1 (fr) 2010-10-27 2010-10-27 Câble pour ascenseur

Publications (1)

Publication Number Publication Date
WO2012056529A1 true WO2012056529A1 (fr) 2012-05-03

Family

ID=45993285

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2010/069068 WO2012056529A1 (fr) 2010-10-27 2010-10-27 Câble pour ascenseur

Country Status (5)

Country Link
EP (1) EP2634130A1 (fr)
JP (1) JPWO2012056529A1 (fr)
KR (1) KR20130095779A (fr)
CN (1) CN103189296A (fr)
WO (1) WO2012056529A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140076669A1 (en) * 2011-06-10 2014-03-20 Otis Elevator Company Elevator Tension Member
WO2017064808A1 (fr) * 2015-10-16 2017-04-20 三菱電機株式会社 Câble d'ascenseur et son procédé de fabrication
CN109440508A (zh) * 2018-12-28 2019-03-08 江苏赛福天钢索股份有限公司 一种电梯用钢丝绳
US10851493B2 (en) * 2016-09-13 2020-12-01 Tokyo Rope Manufacturing Co., Ltd. Running wire rope and method of manufacturing same
WO2022044213A1 (fr) * 2020-08-27 2022-03-03 三菱電機株式会社 Courroie, son procédé de production et ascenseur

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105263842B (zh) * 2013-07-09 2018-10-23 三菱电机株式会社 电梯用绳索及使用该电梯用绳索的电梯装置
CN105648811B (zh) * 2015-12-31 2018-04-03 江苏博缆绳业科技有限公司 一种复合型加强型绳缆
CN105484080B (zh) * 2015-12-31 2018-03-23 江苏博缆绳业科技有限公司 一种复合型带有胶层加强型绳缆
WO2019002163A1 (fr) * 2017-06-27 2019-01-03 Bekaert Advanced Cords Aalter Nv Courroie renforcée par des brins d'acier

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JPH0464668B2 (fr) * 1984-03-07 1992-10-15 Soken Kk
WO2006075384A1 (fr) * 2005-01-14 2006-07-20 Mitsubishi Denki Kabushiki Kaisha Cable pour ascenseur et son procede de fabrication
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JP4064668B2 (ja) * 2001-12-26 2008-03-19 東京製綱株式会社 複合型ワイヤロープ
WO2004002868A1 (fr) * 2002-06-27 2004-01-08 Mitsubishi Denki Kabushiki Kaisha Cable d'ascenseur et son procede de fabrication
CN1906109A (zh) * 2004-12-08 2007-01-31 三菱电机株式会社 电梯用绳索及电梯装置

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Publication number Priority date Publication date Assignee Title
JPH0464668B2 (fr) * 1984-03-07 1992-10-15 Soken Kk
JP4108607B2 (ja) 2001-12-12 2008-06-25 三菱電機株式会社 エレベータ用ロープ及びエレベータ装置
JP4310112B2 (ja) * 2003-01-15 2009-08-05 株式会社日立製作所 ロープ及びロープの劣化診断方法
JP4504113B2 (ja) * 2004-06-23 2010-07-14 東京製綱株式会社 被覆ワイヤロープ
WO2006075384A1 (fr) * 2005-01-14 2006-07-20 Mitsubishi Denki Kabushiki Kaisha Cable pour ascenseur et son procede de fabrication
JP2009292630A (ja) * 2008-06-09 2009-12-17 Mitsubishi Electric Building Techno Service Co Ltd エレベータ用巻上ロープ及びその製造方法
JP2010144305A (ja) * 2008-12-22 2010-07-01 Tokyo Seiko Co Ltd 動索用ロープ

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140076669A1 (en) * 2011-06-10 2014-03-20 Otis Elevator Company Elevator Tension Member
US9550653B2 (en) * 2011-06-10 2017-01-24 Otis Elevator Company Elevator tension member
WO2017064808A1 (fr) * 2015-10-16 2017-04-20 三菱電機株式会社 Câble d'ascenseur et son procédé de fabrication
JPWO2017064808A1 (ja) * 2015-10-16 2018-02-15 三菱電機株式会社 エレベータ用ロープ及びその製造方法
US10676320B2 (en) 2015-10-16 2020-06-09 Mitsubishi Electric Corporation Elevator rope and a manufacturing method therefor
US10851493B2 (en) * 2016-09-13 2020-12-01 Tokyo Rope Manufacturing Co., Ltd. Running wire rope and method of manufacturing same
CN109440508A (zh) * 2018-12-28 2019-03-08 江苏赛福天钢索股份有限公司 一种电梯用钢丝绳
WO2022044213A1 (fr) * 2020-08-27 2022-03-03 三菱電機株式会社 Courroie, son procédé de production et ascenseur
JPWO2022044213A1 (fr) * 2020-08-27 2022-03-03
JP7357803B2 (ja) 2020-08-27 2023-10-06 三菱電機株式会社 ベルト、その製造方法、及びエレベーター

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