EP1748016B1 - Dispositif comprenant des moyens de traction pour déplacer une cabine d'ascenseur et moyens de traction correspondant - Google Patents

Dispositif comprenant des moyens de traction pour déplacer une cabine d'ascenseur et moyens de traction correspondant Download PDF

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Publication number
EP1748016B1
EP1748016B1 EP06117644A EP06117644A EP1748016B1 EP 1748016 B1 EP1748016 B1 EP 1748016B1 EP 06117644 A EP06117644 A EP 06117644A EP 06117644 A EP06117644 A EP 06117644A EP 1748016 B1 EP1748016 B1 EP 1748016B1
Authority
EP
European Patent Office
Prior art keywords
support means
safety section
drive pulley
lift installation
safety
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Revoked
Application number
EP06117644A
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German (de)
English (en)
Other versions
EP1748016A1 (fr
Inventor
Ernst Ach
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Inventio AG
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Inventio AG
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Filing date
Publication date
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Application filed by Inventio AG filed Critical Inventio AG
Priority to PL06117644T priority Critical patent/PL1748016T3/pl
Priority to EP06117644A priority patent/EP1748016B1/fr
Publication of EP1748016A1 publication Critical patent/EP1748016A1/fr
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00Other common features of elevators
    • B66B7/06Arrangements of ropes or cables
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00Other common features of elevators
    • B66B7/06Arrangements of ropes or cables
    • B66B7/062Belts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00Control systems of elevators in general
    • B66B1/34Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/46Adaptations of switches or switchgear
    • B66B1/48Adaptations of mechanically-operated limit switches
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/04Driving gear ; Details thereof, e.g. seals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00Applications of checking, fault-correcting, or safety devices in elevators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00Other common features of elevators
    • DTEXTILES; PAPER
    • D07ROPES; CABLES OTHER THAN ELECTRIC
    • D07BROPES OR CABLES IN GENERAL
    • D07B1/00Constructional features of ropes or cables
    • D07B1/16Ropes or cables with an enveloping sheathing or inlays of rubber or plastics
    • DTEXTILES; PAPER
    • D07ROPES; CABLES OTHER THAN ELECTRIC
    • D07BROPES OR CABLES IN GENERAL
    • D07B5/00Making ropes or cables from special materials or of particular form
    • D07B5/005Making ropes or cables from special materials or of particular form characterised by their outer shape or surface properties
    • D07B5/006Making ropes or cables from special materials or of particular form characterised by their outer shape or surface properties by the properties of an outer surface polymeric coating
    • DTEXTILES; PAPER
    • D07ROPES; CABLES OTHER THAN ELECTRIC
    • D07BROPES OR CABLES IN GENERAL
    • D07B2501/00Application field
    • D07B2501/20Application field related to ropes or cables
    • D07B2501/2007Elevators

Definitions

  • the invention relates to an elevator system, according to the preamble of claim 1 with means for driving an elevator car.
  • the invention also relates to a method according to claim 10 for providing an overrun protection in an elevator installation.
  • Elevator systems have suspension means to carry an elevator car and to be able to set in motion.
  • the support means typically runs around a traction sheave, which is driven by a drive.
  • at least one counterweight is provided and elevator car and counterweight move in opposite directions as soon as the drive sets the traction sheave in motion.
  • the traction between the traction sheave and the support means is designed so that even when the elevator car is loaded, the rotation of the traction sheave is converted as far as possible into a movement of the suspension element.
  • the elevator cabs are lighter than in conventional systems. Therefore, there is a risk that in case of failure of the drive control, the traction sheave is further driven and an empty, or nearly empty, elevator car is also transported towards an upper shaft end, when the counterweight is already driven onto a buffer and not for lifting the Elevator car contributes.
  • a distance between the car and the shaft end must always be ensured, since this distance defines a shelter, which protects assembly personnel, for example, from getting trapped. Penetration of the elevator car into this shelter must be prevented. This problem is reinforced by the fact that the modern suspension means are provided with sheathing or surface profiles that allow high traction because of the high friction coefficients.
  • JP06087574 discloses a solution where by means of switches an approach of an elevator car to the shaft end is monitored and WO0183352 discloses a suspension means to an elevator installation, which has markings, which can be recognized by a reading device and which allow a position determination of the elevator car without security risks.
  • the object of the invention is therefore to provide a reliable solution for use in an elevator system, which makes it possible to avoid pulling up the empty or nearly empty elevator car (called overrun), if there is a failure of the drive control, a faulty manipulation or other error in the Elevator system is coming.
  • the invention should also be used to prevent overrunning of the counterweight in an elevator shaft.
  • FIGS. 1A to 1C a first embodiment of the invention is shown. It is in the in the FIGS. 1A to 1C Example shown to a conventional elevator installation 10, which comprises an elevator car 11, which is supported by a support means 13, supported and moved.
  • the support means 13 is arranged so that it is attached to both free ends in or on the elevator shaft 14. These attachment points are labeled F.
  • the suspension element 13 Viewed from the first attachment point F, the suspension element 13 extends downwards along the elevator shaft 14. Then it undermines the elevator car 11, which has rollers 11.2.
  • the support means 13 extends upwards and wraps around a traction sheave 16, which can be driven by a motor 15, for example. Viewed from the traction sheave 16, the support means 13 again extends downwards, wraps around a counterweight roller 12. 2, on which the counterweight 12 hangs, and extends from there to the second fixed point F.
  • a shaft ceiling 14.1 or a kind of bridge or support is arranged at the upper end of the shaft, which can carry parts of the drive.
  • the invention is not limited to elevators with engine room, but it is also applicable to machine roomless elevators.
  • buffers 11.1 are provided for the elevator car 11 and buffer 12.1 for the counterweight 12.
  • the support means 13 comprises a safety portion 17 which is arranged so that the safety portion 17 interacts with the traction sheave 16 when the elevator car 11 approaches after passing over the upper position X the upper shaft end 14.1 or when the counterweight 12 after passing over an upper position W approaches the upper shaft end 14.1.
  • the safety portion 17 is designed so that slippage results from the interaction between the traction sheave 16 and the support means 13. As a result, a retraction of the cabin in the uppermost region of the shaft is impossible.
  • the following descriptions essentially refer to driving over the elevator car 11. By analogy, underneath, without mentioning it in any special way, is understood to mean driving over the counterweight 12 in the opposite direction as well.
  • Slipping describes a condition in which the traction sheave 16 rotates without the support means 13 resting on the traction sheave 16 making a significant movement.
  • a frictional force generated between the traction sheave 16 and the support means 13 or safety area 17 is insufficient to move the suspension element 13.
  • This state of slipping can also be referred to as large slippage.
  • slippage the behavior of a technical element - in this case the support belt 13 - which actually synchronized to another element - in this case, the traction sheave 16 - should be moved, but in which the movement deviates from this synchronous ratio, called.
  • the driven element always "lags" behind the driving element. During normal operation of a lift this slip is very small.
  • Fig. 1C is schematically indicated the moment when in an inventive elevator system 10, the elevator car 11 passes over the upper position X. This can occur, for example, because the drive is defective and does not stop in the usual way when the elevator car 11 has reached the top floor.
  • the traction sheave 16 pulls the support means 13 and thus also the elevator car 11 further upwards.
  • the support means 13 has a safety section 17 which is arranged so that this safety section 17 interacts with the traction sheave 16 when the elevator car 11 approaches the upper shaft end (eg 14.1).
  • a state is shown in which the safety portion 17 of the support means 13 has already accumulated on the traction sheave 16. Since the safety portion 17 is deliberately designed so that between the traction sheave 16 and the support means 13 results in heavy slip, the drive is no longer able to carry the elevator car 11 further up.
  • Fig. 2 another elevator installation 10 according to the invention is shown.
  • the suspension element 13 is connected to the elevator car 11 at one end F1 and to the counterweight 12 at the other end F2. It is therefore not an elevator installation 10 with looping of the elevator car 11.
  • a suspension element 13 according to the invention can be used.
  • the safety portion 17 is provided, as shown, at least at one point of the support means 13 which is at a distance A from the end F1 of the support means.
  • the distance A is dependent on the data of the elevator installation.
  • the to Available shaft head height, the arrangement and design of the drive or the driving speed and other data ultimately determine this distance A.
  • a second security section 17 can be performed at a comparable distance to the end F2 of the support means, as in Fig. 2 indicated. This reliably prevents the counterweight 12 from being passed over in the shaft head when the elevator car 11 is seated on the cabin-side buffers 11.1.
  • the safety section 17 has a longitudinal extent L (parallel to a longitudinal axis Y of the suspension element 17) which corresponds at least to 3.14 (Pi) times the value of the radius R of the traction sheave 16.
  • these figures only apply to elevator systems in which the support means 13 wraps around the traction sheave with 180 degrees.
  • the determination of the longitudinal extent L of the safety section 17 takes place taking into account the traction sheave radius R, a wrap angle of the traction sheave, a permissible override path, a buffer stroke and the consideration of dynamic stopping distances and a safety margin.
  • the length L of the security portion 17 is designed in any case so that the support means can not rock back and forth due to dynamic processes between the security section 17 and the rest of the suspension element area.
  • the length of the safety section 17 is 200 mm, with a traction wheel radius R of 35 mm.
  • the invention can be applied to both belt-like support means 13, as in Fig. 3 shown, as well as on rope-like support means, for example, coated steel cables, or the like apply.
  • belt-like support means 13 are used, they generally have longitudinal or transverse ribs on one side as a surface structure.
  • belt-like Supporting means 13 has a poly-V structure with several parallel to the longitudinal axis Y of the support means 13 extending longitudinal ribs 13.3.
  • the longitudinal or transverse ribs in the region of the security section 17 are designed differently or are completely absent.
  • Fig. 3 shows an embodiment in which one of the longitudinal ribs 13.5 extends over the entire length of the support means 13 (including the length L of the security section 17).
  • the other longitudinal ribs have an interruption in the region of the safety section 17.
  • the support means 13 on the one hand ensures that even if the safety portion 17 of the support means 13 interacts with the traction sheave 16 sufficient lateral guidance is ensured by the longitudinal rib 13.5, while on the other hand to a "deliberate slippage" of the support means due deliberately provoked slippage occurs because the traction between the traction sheave 16 and the safety section 17 is less than between another section of the suspension element 13 and the traction sheave 16.
  • Fig. 4 is another inventive, belt-like support means 13 is shown.
  • support means 13 is a kind of toothed belt with teeth 13.6, which extend perpendicular to the longitudinal direction Y of the support means 13. Die Tragstoff 13 Sind in der Zeichnungschreib.
  • the surface structure of the support means 13 is changed so as to reduce the traction between a traction sheave 16 and the support means 13 when the safety section 17 runs onto the traction sheave 16.
  • the teeth 13.6 of the toothed belt were reduced in their tooth height, or approximately removed.
  • the belt-like support means 13 in the region of the security section 17 comprises a traction-reducing coating. This also allows targeted Traction be reduced to trigger when slipping over.
  • belt-like support means 13 in which both the surface structure in the region of the safety section 17 and the surface properties (for example by the application of a traction-reducing coating, such as a lubricant) have been changed.
  • the adjacent areas of the support means 13 are previously covered by a protective tape or stencil.
  • the protective tape or stencil can be removed after a certain drying time of the adhesive lubricant.
  • This method is particularly advantageous because after installation of an elevator installation, the system can be measured or tried to then determine the position of the security section 17 on the support means 13 can. Then, as described, suburb the security section can be "made” and tested after the lubricant has dried.
  • Come rope-like support means 13 are used, then are particularly suitable support means 13, which include a Biologicalmindernde coating in the region of the security section 17.
  • support means 13 are also provided which are specially designed for use in an elevator installation 10.
  • the factors mentioned above weight of the elevator car, wrap around the traction sheave 16, condition of the traction sheave 16, etc.
  • the inventive suspension means 13 must have a Security section 17 and in the region of this security section 17 have a different surface structure and / or texture as in other lengths of the support means 13th
  • the longitudinal extent L of the security section 17 runs parallel to the longitudinal axis Y of the suspension element 13.
  • the ratio between the linear expansion L and the total length of the suspension element 13 depends on the delivery height, the type of elevator suspension and the traction sheave radius R.
  • the suspension element 13 with suspended cabin (See Fig. 2 ) about 50m long.
  • With a traction sheave radius of 35 mm results in a length L of the security section 17 of preferably about 200mm.
  • a belt-like support means 13 may for example be equipped with steel cables 13.4 or steel strands, as in Fig. 3 shown.
  • the invention is made possible in that the section of the suspension element where the safety section 17 is provided only in an emergency situation, namely when driving over the upper position X interacts with the traction sheave in interaction. In normal operation, it never happens that the safety section 17 runs on the traction sheave 16.
  • the elevator system is designed so that by a runtime control and / or a slip control and / or torque monitoring or other safety circuits of Drive is switched off as soon as the interaction between safety section 17 and traction sheave 16 occurs.
  • Torque monitoring detects, for example, that, as a result of a sudden torque change - because the propulsion suddenly changes - the motor current changes rapidly and shuts down the drive.
  • traction sheave 16 slips through, for example, in an elevator installation without a safety section 17, a strong heating of the respective suspension element area occurs in a short time, which may lead to the melting of a sheathing of the suspension element in the contact area between the suspension element and the traction sheave.
  • the execution of the safety area 17 with the traction-reducing measures shown reduces the friction work and thus this heat load significantly.

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)

Claims (12)

  1. Installation d'ascenseur (10) avec un élément porteur (13) et une poulie motrice (16) pour entraîner celui-ci, l'élément porteur (13) s'enroulant au moins en partie sur la poulie motrice (16), caractérisée en ce que l'élément porteur (13) comprend une partie de sécurité (17) qui, grâce à l'interaction entre la poulie motrice (16) et la partie de sécurité (17) de l'élément porteur (13), provoque un glissement.
  2. Installation d'ascenseur (10) selon la revendication 1, caractérisée en ce que l'élément porteur (13), dans la zone de la partie de sécurité (17), présente une structure de surface et/ou un état de surface différents par rapport aux autres parties longitudinales de l'élément porteur (13).
  3. Installation d'ascenseur (10) selon la revendication 1 ou 2, caractérisée en ce que la partie de sécurité (17) a une extension longitudinale (L), parallèlement à un axe longitudinal de l'élément porteur (17), qui correspond au moins à 3,14(pi) fois le rayon (R) de la poulie motrice (16).
  4. Installation d'ascenseur (10) selon la revendication 1, 2 ou 3, caractérisée en ce que l'élément porteur (13) est constitué par un élément porteur en forme de courroie.
  5. Installation d'ascenseur (10) selon la revendication 1, 2 ou 3 caractérisée en ce que l'élément porteur (13) est constitué par un élément porteur en forme de câble.
  6. Installation d'ascenseur (10) selon la revendication 4, caractérisée en ce que l'élément porteur en forme de courroie (13) présente comme structure de surface des nervures longitudinales ou transversales, lesdites nervures longitudinales ou transversales étant différentes ou complètement absentes dans la zone de la partie de sécurité (17).
  7. Installation d'ascenseur (10) selon la revendication 4 ou 6, caractérisée en ce que l'élément porteur en forme de courroie (13) comprend dans la zone de la partie de sécurité (17) un revêtement réducteur de traction.
  8. Installation d'ascenseur (10) selon la revendication 5, caractérisée en ce que l'élément porteur en forme de câble (13) comprend dans la zone de la partie de sécurité (17) un revêtement réducteur de traction.
  9. Installation d'ascenseur (10) selon l'une des revendications 1 à 8, caractérisée en ce que la partie de sécurité (17) entre en interaction avec la poulie motrice (16) quand la cabine d'ascenseur (11), après avoir dépassé une position supérieure (X), ou un contrepoids (12), après avoir dépassé une position supérieure (W), approche d'une extrémité de gaine supérieure (14.1).
  10. Procédé pour prévoir une protection anti-dépassement dans une installation d'ascenseur (10) avec un élément porteur (13) et une poulie motrice entraînée (16) pour entraîner celui-ci, l'élément porteur (13) s'enroulant au moins en partie sur la poulie motrice (16), caractérisé par les étapes qui consistent :
    - à fixer une partie de sécurité (17) à l'élément porteur (13),
    - à recouvrir une partie de l'élément porteur (13) à l'aide d'une bande de protection ou d'un pochoir, la partie recouverte à l'aide de la bande de protection ou du pochoir étant voisine de la partie de sécurité (17),
    - à appliquer un agent de glissement qui adhère à l'élément porteur (13), dans la zone de la partie de sécurité (17),
    - à enlever la bande de protection ou le pochoir.
  11. Procédé selon la revendication 10, caractérisé en ce que l'agent de glissement est pulvérisé.
  12. Procédé selon la revendication 10 ou 11, caractérisé en ce que la partie de sécurité (17) est disposée de manière à entrer en interaction avec la poulie motrice (16) quand une cabine d'ascenseur (11), après avoir dépassé une position supérieure (X), ou un contrepoids (12), après avoir dépassé une position supérieure (W), approche d'une extrémité de gaine supérieure (14.1), cette interaction entre la poulie motrice (16) et l'élément porteur (13) provoquant dans la zone de la partie de sécurité (17) un glissement.
EP06117644A 2005-07-25 2006-07-21 Dispositif comprenant des moyens de traction pour déplacer une cabine d'ascenseur et moyens de traction correspondant Revoked EP1748016B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PL06117644T PL1748016T3 (pl) 2005-07-25 2006-07-21 Instalacja ze środkiem nośnym do napędzania kabiny dźwigowej i odpowiedni środek nośny
EP06117644A EP1748016B1 (fr) 2005-07-25 2006-07-21 Dispositif comprenant des moyens de traction pour déplacer une cabine d'ascenseur et moyens de traction correspondant

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP05106804 2005-07-25
EP06117644A EP1748016B1 (fr) 2005-07-25 2006-07-21 Dispositif comprenant des moyens de traction pour déplacer une cabine d'ascenseur et moyens de traction correspondant

Publications (2)

Publication Number Publication Date
EP1748016A1 EP1748016A1 (fr) 2007-01-31
EP1748016B1 true EP1748016B1 (fr) 2011-03-23

Family

ID=35448314

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06117644A Revoked EP1748016B1 (fr) 2005-07-25 2006-07-21 Dispositif comprenant des moyens de traction pour déplacer une cabine d'ascenseur et moyens de traction correspondant

Country Status (21)

Country Link
US (1) US7207420B2 (fr)
EP (1) EP1748016B1 (fr)
JP (1) JP2007031149A (fr)
KR (1) KR101270849B1 (fr)
CN (1) CN100579885C (fr)
AR (1) AR054177A1 (fr)
AT (1) ATE502891T1 (fr)
AU (1) AU2006203139B2 (fr)
BR (1) BRPI0602455A (fr)
CA (1) CA2553299C (fr)
DE (1) DE502006009139D1 (fr)
ES (1) ES2363369T3 (fr)
HK (1) HK1103388A1 (fr)
MX (1) MXPA06008176A (fr)
MY (1) MY142343A (fr)
NO (1) NO20063400L (fr)
NZ (1) NZ548720A (fr)
PL (1) PL1748016T3 (fr)
SG (1) SG129353A1 (fr)
TW (1) TW200710013A (fr)
ZA (1) ZA200605012B (fr)

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EP1886957A1 (fr) 2006-08-11 2008-02-13 Inventio Ag Courroie d'élévateur pour un élévateur et procédé de fabrication d'une telle courroie d'élévateur
DE202008001786U1 (de) 2007-03-12 2008-12-24 Inventio Ag Aufzugsanlage, Tragmittel für eine Aufzugsanlage und Vorrichtung zur Herstellung eines Tragmittels
JP4474432B2 (ja) 2007-03-27 2010-06-02 日信工業株式会社 車両用ディスクブレーキ
US8297413B2 (en) 2007-06-21 2012-10-30 Mitsubishi Electric Corporation Safety device for elevator and rope slip detection method using drive sheave acceleration
CH705350A1 (de) * 2011-08-09 2013-02-15 Brugg Drahtseil Ag Zugorgan mit einer Kraftübertragungsoberfläche mit unterschiedlichen Reibeigenschaften.
CN105026297B (zh) * 2013-02-22 2018-01-19 通力股份公司 用于监视配重式电梯的安全性的方法和装置
WO2015152899A1 (fr) * 2014-04-01 2015-10-08 Otis Elevator Company Courroie rainurée pour système d'ascenseur
CN104192674B (zh) * 2014-08-01 2017-06-20 杭州西奥电梯有限公司 一种电梯曳引悬挂系统
EP2990370B1 (fr) * 2014-09-01 2017-06-14 KONE Corporation Ascenseur
CN106144856A (zh) * 2016-08-24 2016-11-23 森赫电梯股份有限公司 一种曳引式钢带驱动悬挂式无机房乘客电梯
US11407616B2 (en) * 2020-01-24 2022-08-09 Otis Elevator Company Elevator belt surface protection for installation

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US2855072A (en) * 1955-06-28 1958-10-07 George C Taylor Hoist
US4892510A (en) * 1985-03-04 1990-01-09 Bando Chemical Industries, Ltd. V-ribbed belt and the method of manufacturing the same
JPH0687574A (ja) * 1992-09-10 1994-03-29 Hitachi Ltd エレベータの端階安全装置
PT1286905E (pt) * 2000-05-01 2004-12-31 Inventio Ag Concentrado emulsionavel um ou mais pesticidasine de elevador
KR100535901B1 (ko) * 2001-07-13 2005-12-09 미쓰비시덴키 가부시키가이샤 엘리베이터 장치
JP2003073045A (ja) * 2001-08-30 2003-03-12 Mitsubishi Electric Corp エレベータの終点スイッチ
DE50207508D1 (de) * 2002-09-07 2006-08-24 Contitech Antriebssysteme Gmbh Keilrippenriemen und Verfahren zu dessen Herstellung

Also Published As

Publication number Publication date
MY142343A (en) 2010-11-15
ES2363369T3 (es) 2011-08-02
MXPA06008176A (es) 2007-01-24
CA2553299A1 (fr) 2007-01-25
US20070034452A1 (en) 2007-02-15
BRPI0602455A (pt) 2007-03-13
AU2006203139B2 (en) 2011-08-18
DE502006009139D1 (de) 2011-05-05
US7207420B2 (en) 2007-04-24
NO20063400L (no) 2007-01-26
TW200710013A (en) 2007-03-16
AR054177A1 (es) 2007-06-06
JP2007031149A (ja) 2007-02-08
PL1748016T3 (pl) 2011-08-31
NZ548720A (en) 2007-09-28
CA2553299C (fr) 2013-10-08
KR20070013247A (ko) 2007-01-30
CN100579885C (zh) 2010-01-13
AU2006203139A1 (en) 2007-02-08
SG129353A1 (en) 2007-02-26
EP1748016A1 (fr) 2007-01-31
ATE502891T1 (de) 2011-04-15
HK1103388A1 (en) 2007-12-21
CN1903691A (zh) 2007-01-31
ZA200605012B (en) 2007-09-26
KR101270849B1 (ko) 2013-06-05

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