EP1050506A1 - Device for executing works in an elevator shaft - Google Patents

Device for executing works in an elevator shaft Download PDF

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Publication number
EP1050506A1
EP1050506A1 EP00109296A EP00109296A EP1050506A1 EP 1050506 A1 EP1050506 A1 EP 1050506A1 EP 00109296 A EP00109296 A EP 00109296A EP 00109296 A EP00109296 A EP 00109296A EP 1050506 A1 EP1050506 A1 EP 1050506A1
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EP
European Patent Office
Prior art keywords
platform
maintenance platform
maintenance
shaft
elevator
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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.)
Granted
Application number
EP00109296A
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German (de)
French (fr)
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EP1050506B1 (en
Inventor
Rolf Masch. Ing. HTL Müller
Hanspeter El. Ing. Htl Bloch
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Inventio AG
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Inventio AG
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Priority to EP20000109296 priority Critical patent/EP1050506B1/en
Publication of EP1050506A1 publication Critical patent/EP1050506A1/en
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Publication of EP1050506B1 publication Critical patent/EP1050506B1/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
    • B66B11/02—Cages, i.e. cars
    • B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
    • B66B11/0246—Maintenance features

Definitions

  • the invention relates to a device for executing Working in an elevator shaft in which an elevator car can be moved with a maintenance platform from which the work can be carried out are executable.
  • a disadvantage of the known device is that the cabin wall supporting the platform is mechanically reinforced must be and also fittings for folding and locking of the pedestal are necessary on which the elevator users get caught with clothing or objects because the platform is in the lounge area of the Elevator user is located.
  • the invention seeks to remedy this.
  • the invention as characterized in claim 1, solves the problem to avoid the disadvantages of the known device and a facility for working in an elevator shaft too create that neither for the maintenance staff nor for the Elevator users in the elevator car pose a danger.
  • the advantages achieved by the invention are in essential to see that for the Elevator car users are at no risk of sticking to parts to injure the maintenance platform because the maintenance platform itself outside the lounge area of the Elevator car user is located.
  • There are also Cabin walls are no targets for vandalism like for example edges, hinges, joints, etc.
  • the maintenance platform does not change the cabin interior impaired.
  • the sales strategy is aesthetic Presentation of the cabin interior of large economic importance.
  • the inventive Maintenance platform meets this requirement, for example the invisible arrangement of the maintenance platform in the floor is full and completely opposite.
  • the maintenance platform according to the invention has also an increased load capacity, so that in the shaft too assembling or disassembling parts on the maintenance platform can be stored temporarily.
  • the position of the hatch or the Ceiling opening in the roof of the elevator car for the execution of the Working in the elevator shaft can be chosen so that the Luke not from the one located in the shaft head Shaft equipment is towered, in which case the Maintenance platform in the projection of the hatch and also has a sufficiently large footprint.
  • the location the hatch, the sufficient footprint and the increased The load capacity of the maintenance platform ensures that Security of maintenance personnel.
  • the Maintenance platform extremely easy to use and without Effort ready for operation quickly.
  • Fig. 1 is 1 through a shaft walls 1.2 limited elevator shaft in which one Elevator car 2 is movable.
  • the shaft head 3 is one Traction sheave 5 arranged with a not shown drive is connected.
  • the traction sheave 5 and / or the drive is for example one Wall bracket 6 worn.
  • a suspension cable 7 does not have one shown rope course, for example, from a fixed point via a deflection roller of the elevator car 2 or at one Slingshot over two pulleys, further over the Traction sheave 5, further via a deflection roller one represented counterweight and on to another Fixed point.
  • a maintenance platform designated 10 is in the Elevator car 2 arranged and is used for the maintenance of Shaft equipment, such as traction sheave 5, Drive, suspension cable 7, guide rails, shaft switch, etc ..
  • the maintenance platform 10 For the transport of people and Goods is the maintenance platform 10 with a broken line stowed cabin floor 13 shown.
  • the maintenance platform 10 For maintenance work in Elevator shaft 1 is the maintenance platform 10 as in FIG. 1 shown buildable.
  • the maintenance platform 10 is in the collapsed form Floor 13 of the elevator car 2 stowed.
  • the floor 13 for example, around the first pivot point D1 opened to the cabin wall 2.1.
  • the maintenance platform 10 is now in a folded form for the structure accessible.
  • the platform 10.1 is depending on the width on at least one on the back of the unfolded Fixing point B1 located at the bottom 13 can be connected, the floor 13 serves as a support for the pedestal 10.1.
  • On the opposite side is at least one prop 10.2 articulated on the pedestal 10.1, the support 10.2 can be folded around a second pivot point D2.
  • Strut 10.3, such as a pole or rope provided, as shown in Fig. 1 between the Pivots D1, D2 is arranged.
  • the platform is 10.1 adjustable in height.
  • the attachment point is B1 for example on a vertically running rail Slidably arranged back of the floor. After choosing the The desired height is the fastening point B1 on the Fixed rail.
  • the support 10.2 and the strut 10.3 are for example, telescopic and are on the desired length extendable or collapsible.
  • the bottom 13 in the Area of the maintenance platform 10 to be removable.
  • the maintenance platform 10 has supports 10.2 and 10 on each side at least one strut per diagonal 10.3. As pedestal 10.1 then serves the removable bottom part.
  • the Maintenance platform 10 to be inflatable the floor 13 as Pedestal 10.1 serves.
  • Pressurized, foldable lifters for example in bellows form serve as a platform lift and as Support and bring the pedestal 10.1 into working position.
  • a hatch 14 is provided in the roof of the elevator car 2, which can be closed by means of a hatch cover 14.1. How 1 shows the hatch cover 14.1 by a third Pivot point D3 foldable, it can also be used as a removable one Hatch cover 14.1.
  • the position and size of hatch 14 is chosen so that the hatch 14 is not arranged in the shaft head 3 Shaft equipment such as the traction sheave 5 and / or is towered over by the drive.
  • the one shown machine room-less elevator planning offers with your shortened shaft head 3 for the maintenance of the cabin roof from insufficient height H for a proper Crossing (distance between cabin ceiling 2.2 and Shaft ceiling 1.1) of, for example, one meter.
  • With the Maintenance platform 10 according to the invention in the shown Working position is for the safety of the Maintenance personnel 17 catered for and required Crossing Ü reached because no longer the distance between determining the cabin ceiling 2.2 and the shaft ceiling 1.1 but the distance between the pedestal 10.1 and the Shaft cover 1.1 and because no shaft equipment in the Shaft head 3 overhangs hatch 14.

Abstract

The work unit incorporates a lift-cabin (2) with height-adjustable maintenance platform (10) which travels along the lift-sh (1). The platform can be stowed away in the lift cabin's floor (13) and has a fold-up stand (10.1) in a working position, from w the work is carried out. The maintenance platform has supports (10.2,13) holding the stand in a working position.

Description

Die Erfindung betrifft eine Einrichtung zur Ausführung von Arbeiten in einem Aufzugsschacht, in dem eine Aufzugskabine mit Wartungsbühne verfahrbar ist, von der aus die Arbeiten ausführbar sind.The invention relates to a device for executing Working in an elevator shaft in which an elevator car can be moved with a maintenance platform from which the work can be carried out are executable.

Aus der Schrift JP 05097357 ist eine Einrichtung für den Unterhalt von Schachtausrüstung einer Aufzugsanlage bekannt geworden. In einer Aufzugskabine ist ein aus der Kabinenwand klappbares Podest vorgesehen, das als Standfläche für das Unterhaltspersonal während den Unterhaltsarbeiten dient. Im Dach der Aufzugskabine ist eine mittels Deckel verschliessbare Luke vorgesehen, die den Zugang zur Schachtausrüstung gewährt. Das Unterhaltspersonal stellt sich auf das Podest und kann mit aus der Kabine ragendem Oberkörper die Arbeiten im Schacht ausführen.From the document JP 05097357 is a device for the Maintenance of shaft equipment of an elevator system known become. In an elevator car there is one out of the Cabin wall folding platform provided that as Stand area for maintenance staff during the Serves maintenance work. In the roof of the elevator car a hatch that can be closed by means of a lid is provided granted access to the shaft equipment. The Maintenance personnel stand on the pedestal and can join work in the shaft protruding from the cabin To run.

Ein Nachteil der bekannten Einrichtung liegt darin, dass die das Podest tragende Kabinenwand mechanisch verstärkt werden muss und zudem Beschläge zum Klappen und Feststellen des Podests notwendig sind, an denen die Aufzugsbenutzer mit Kleidungsstücken oder Gegenständen hängen bleiben können, weil das Podest sich im Aufenthaltsbereich der Aufzugsbenutzer befindet.A disadvantage of the known device is that the cabin wall supporting the platform is mechanically reinforced must be and also fittings for folding and locking of the pedestal are necessary on which the elevator users get caught with clothing or objects because the platform is in the lounge area of the Elevator user is located.

Hier will die Erfindung Abhilfe schaffen. Die Erfindung, wie sie in Anspruch 1 gekennzeichnet ist, löst die Aufgabe, die Nachteile der bekannten Einrichtung zu vermeiden und eine Einrichtung für Arbeiten in einem Aufzugsschacht zu schaffen, die weder für das Unterhaltspersonal noch für die Aufzugsbenutzer in der Aufzugskabine eine Gefahr darstellt. The invention seeks to remedy this. The invention, as characterized in claim 1, solves the problem to avoid the disadvantages of the known device and a facility for working in an elevator shaft too create that neither for the maintenance staff nor for the Elevator users in the elevator car pose a danger.

Die durch die Erfindung erreichten Vorteile sind im wesentlichen darin zu sehen, dass für die Aufzugskabinenbenutzer keine Gefahr besteht, sich an Teilen der Wartungsbühne zu verletzen, weil die Wartungsbühne sich ausserhalb des Aufenthaltsbereiches der Aufzugskabinenbenutzer befindet. Ausserdem gibt es an den Kabinenwänden keine Angriffspunkte für Vandalismus wie beispielsweise Kanten, Scharniere, Fugen, etc.. Das Kabineninterieur wird durch die Wartungsbühne nicht beeinträchtigt. Verkaufsstrategisch ist die ästhetische Aufmachung des Kabineninterieurs von grosser wirtschaftlicher Bedeutung. Die erfindungsgemässe Wartungsbühne kommt dieser Forderung beispielsweise durch die unsichtbare Anordnung der Wartungsbühne im Boden voll und ganz entgegen. Die erfindungsgemässe Wartungsbühne hat auch eine erhöhte Tragfähigkeit, sodass im Schacht zu montierende oder demontierte Teile auf der Wartungsbühne zwischengelagert werden können. Die Lage der Luke bzw. der Deckenöffnung im Dach der Aufzugskabine zur Ausführung der Arbeiten im Aufzugsschacht kann so gewählt werden, dass die Luke nicht von im Schachtkopf angeordneter Schachtausrüstung überragt wird, wobei in diesem Fall die Wartungsbühne in der Projektion der Luke liegt und ausserdem eine ausreichend grosse Standfläche hat. Die Lage der Luke, die ausreichende Standfläche und die erhöhte Tragfähigkeit der Wartungsbühne gewährleisten die Sicherheit des Unterhaltspersonal. Ausserdem ist die Wartungsbühne äusserst einfach in der Bedienung und ohne Aufwand rasch betriebsbereit.The advantages achieved by the invention are in essential to see that for the Elevator car users are at no risk of sticking to parts to injure the maintenance platform because the maintenance platform itself outside the lounge area of the Elevator car user is located. There are also Cabin walls are no targets for vandalism like for example edges, hinges, joints, etc. The The maintenance platform does not change the cabin interior impaired. The sales strategy is aesthetic Presentation of the cabin interior of large economic importance. The inventive Maintenance platform meets this requirement, for example the invisible arrangement of the maintenance platform in the floor is full and completely opposite. The maintenance platform according to the invention has also an increased load capacity, so that in the shaft too assembling or disassembling parts on the maintenance platform can be stored temporarily. The position of the hatch or the Ceiling opening in the roof of the elevator car for the execution of the Working in the elevator shaft can be chosen so that the Luke not from the one located in the shaft head Shaft equipment is towered, in which case the Maintenance platform in the projection of the hatch and also has a sufficiently large footprint. The location the hatch, the sufficient footprint and the increased The load capacity of the maintenance platform ensures that Security of maintenance personnel. In addition, the Maintenance platform extremely easy to use and without Effort ready for operation quickly.

Im folgenden wird die Erfindung anhand von einer ein Ausführungsbeispiel darstellenden Zeichnung näher erläutert. In the following the invention is based on a Exemplary embodiment drawing closer explained.

Es zeigt:

  • Fig. 1 eine schematische Darstellung einer auf der obersten Haltestelle stehenden Aufzugskabine mit Wartungsbühne in einem Aufzugsschacht mit verkürztem Schachtkopf.
    • It shows:
  • Fig. 1 is a schematic representation of an elevator car standing on the top stop with a maintenance platform in an elevator shaft with a shortened shaft head.

    • In der Fig. 1 ist mit 1 ein durch Schachtwände 1.2 begrenzter Aufzugsschacht bezeichnet, in dem eine Aufzugskabine 2 verfahrbar ist. Im Schachtkopf 3 ist eine Treibscheibe 5 angeordnet, die mit einem nicht dargestellten Antrieb in Verbindung steht. Die Treibscheibe 5 und/oder der Antrieb ist beispielsweise von einer Wandkonsole 6 getragen. Ein Tragseil 7 hat einen nicht dargestellten Seilverlauf beispielsweise von einem Fixpunkt über eine Umlenkrolle der Aufzugskabine 2 oder bei einer Unterschlingung über zwei Umlenkrollen, weiter über die Treibscheibe 5, weiter über eine Umlenkrolle eines nicht dargestellten Gegengewichtes und weiter zu einem weiteren Fixpunkt.In Fig. 1 is 1 through a shaft walls 1.2 limited elevator shaft in which one Elevator car 2 is movable. In the shaft head 3 is one Traction sheave 5 arranged with a not shown drive is connected. The traction sheave 5 and / or the drive is for example one Wall bracket 6 worn. A suspension cable 7 does not have one shown rope course, for example, from a fixed point via a deflection roller of the elevator car 2 or at one Slingshot over two pulleys, further over the Traction sheave 5, further via a deflection roller one represented counterweight and on to another Fixed point.

    Eine mit 10 bezeichnete Wartungsbühne ist in der Aufzugskabine 2 angeordnet und dient der Wartung von Schachtausrüstung, wie beispielsweise Treibscheibe 5, Antrieb, Tragseil 7, Führungsschienen, Schachtschalter, etc.. Eine Standfläche von der aus die Arbeiten im Aufzugsschacht 1 ausgeführt werden, ist im weiteren mit Podest 10.1 bezeichnet. Für den Transport von Personen und Gütern ist die Wartungsbühne 10 im mit unterbrochener Linie gezeigten Kabinenboden 13 verstaut. Für Wartungsarbeiten im Aufzugsschacht 1 ist die Wartungsbühne 10 wie in Fig. 1 gezeigt aufbaubar. A maintenance platform designated 10 is in the Elevator car 2 arranged and is used for the maintenance of Shaft equipment, such as traction sheave 5, Drive, suspension cable 7, guide rails, shaft switch, etc .. A stand from which the work in Elevator shaft 1 are executed in the following Podium 10.1 designated. For the transport of people and Goods is the maintenance platform 10 with a broken line stowed cabin floor 13 shown. For maintenance work in Elevator shaft 1 is the maintenance platform 10 as in FIG. 1 shown buildable.

    Die Wartungsbühne 10 ist in zusammengeklappter Form im Boden 13 der Aufzugskabine 2 verstaut. Beim Aufbau der Wartungsbühne 10 wird der Boden 13 beispielsweise um den ersten Drehpunkt D1 zur Kabinenwand 2.1 hin aufgeklappt. Die Wartungsbühne 10 ist nun in zusammengeklappter Form für den Aufbau zugänglich. Das Podest 10.1 ist je nach Breite an mindestens einem sich an der Rückseite des aufgeklappten Bodens 13 befindlichen Befestigungspunkt B1 verbindbar, wobei der Boden 13 als Stütze für das Podest 10.1 dient. An der gegenüberliegenden Seite ist mindestes eine Stütze 10.2 am Podest 10.1 gelenkig angeordnet, wobei die Stütze 10.2 um einen zweiten Drehpunkt D2 klappbar ist. Zur Stabilisierung der Wartungsbühne 10 ist mindestens eine Strebe 10.3, beispielsweise eine Stange oder ein Seil vorgesehen, die wie in Fig. 1 gezeigt zwischen den Drehpunkten D1,D2 angeordnet ist.The maintenance platform 10 is in the collapsed form Floor 13 of the elevator car 2 stowed. When building the Maintenance platform 10, the floor 13, for example, around the first pivot point D1 opened to the cabin wall 2.1. The maintenance platform 10 is now in a folded form for the structure accessible. The platform 10.1 is depending on the width on at least one on the back of the unfolded Fixing point B1 located at the bottom 13 can be connected, the floor 13 serves as a support for the pedestal 10.1. On the opposite side is at least one prop 10.2 articulated on the pedestal 10.1, the support 10.2 can be folded around a second pivot point D2. For Stabilization of the maintenance platform 10 is at least one Strut 10.3, such as a pole or rope provided, as shown in Fig. 1 between the Pivots D1, D2 is arranged.

    In einer weiteren Ausführungsvariante ist das Podest 10.1 in der Höhe einstellbar. Dazu ist der Befestigungspunkt B1 beispielsweise an einer vertikal verlaufenden Schiene der Bodenrückseite schiebbar angeordnet. Nach der Wahl der gewünschten Höhe wird der Befestigungspunkt B1 an der Schiene fixiert. Die Stütze 10.2 und die Strebe 10.3 sind beispielsweise teleskopartig aufgebaut und sind auf die gewünschte Länge ausziehbar bzw. zusammenschiebbar.In a further embodiment variant, the platform is 10.1 adjustable in height. The attachment point is B1 for example on a vertically running rail Slidably arranged back of the floor. After choosing the The desired height is the fastening point B1 on the Fixed rail. The support 10.2 and the strut 10.3 are for example, telescopic and are on the desired length extendable or collapsible.

    In einer weiteren Ausführungsvariante kann der Boden 13 im Bereich der Wartungsbühne 10 abnehmbar sein. In diesem Fall hat die Wartungsbühne 10 auf jeder Seite Stützen 10.2 und je Diagonale mindestens eine Strebe 10.3. Als Podest 10.1 dient dann der abnehmbare Bodenteil.In a further embodiment variant, the bottom 13 in the Area of the maintenance platform 10 to be removable. In this case the maintenance platform 10 has supports 10.2 and 10 on each side at least one strut per diagonal 10.3. As pedestal 10.1 then serves the removable bottom part.

    In einer weiteren Ausführungsvariante kann die Wartungsbühne 10 aufblasbar sein, wobei der Boden 13 als Podest 10.1 dient. Druckmittelbetriebene, faltbare Heber beispielsweise in Balgform dienen als Podestlift und als Stützen und bringen das Podest 10.1 in Arbeitsetellung.In a further embodiment variant, the Maintenance platform 10 to be inflatable, the floor 13 as Pedestal 10.1 serves. Pressurized, foldable lifters for example in bellows form serve as a platform lift and as Support and bring the pedestal 10.1 into working position.

    Im Dach der Aufzugskabine 2 ist eine Luke 14 vorgesehen, die mittels eines Lukendeckels 14.1 verschliessbar ist. Wie in Fig. 1 gezeigt ist der Lukendeckel 14.1 um einen dritten Drehpunkt D3 klappbar, er kann auch als abnehmbarer Lukendeckel 14.1 ausgeführt sein.A hatch 14 is provided in the roof of the elevator car 2, which can be closed by means of a hatch cover 14.1. How 1 shows the hatch cover 14.1 by a third Pivot point D3 foldable, it can also be used as a removable one Hatch cover 14.1.

    Die Lage und die Grösse der Luke 14 ist so gewählt, dass die Luke 14 nicht von im Schachtkopf 3 angeordneter Schachtausrüstung wie beispielsweise der Treibscheibe 5 und/oder vom Antrieb überragt wird. Die gezeigte maschinenraumlose Aufzugsdisposition bietet mit ihrem verkürzten Schachtkopf 3 für die Wartung vom Kabinendach aus nicht genügend Höhe H für eine vorschriftsmässige Überfahrt (Distanz zwischen Kabinendecke 2.2 und Schachtdecke 1.1) von beispielsweise einem Meter. Mit der erfindungsgemässen Wartungsbühne 10 in der gezeigten Arbeitsstellung wird für die Sicherheit des Unterhaltspersonals 17 gesorgt und die geforderte Überfahrt Ü erreicht, weil nicht mehr die Distanz zwischen der Kabinendecke 2.2 und der Schachtdecke 1.1 bestimmend ist, sondern die Distanz zwischen dem Podest 10.1 und der Schachtdecke 1.1 und weil keine Schachtausrüstung im Schachtkopf 3 die Luke 14 überragt.The position and size of hatch 14 is chosen so that the hatch 14 is not arranged in the shaft head 3 Shaft equipment such as the traction sheave 5 and / or is towered over by the drive. The one shown machine room-less elevator planning offers with your shortened shaft head 3 for the maintenance of the cabin roof from insufficient height H for a proper Crossing (distance between cabin ceiling 2.2 and Shaft ceiling 1.1) of, for example, one meter. With the Maintenance platform 10 according to the invention in the shown Working position is for the safety of the Maintenance personnel 17 catered for and required Crossing Ü reached because no longer the distance between determining the cabin ceiling 2.2 and the shaft ceiling 1.1 but the distance between the pedestal 10.1 and the Shaft cover 1.1 and because no shaft equipment in the Shaft head 3 overhangs hatch 14.

    Claims (7)

    Einrichtung zur Ausführung von Arbeiten in einem Aufzugsschacht (1), in dem eine Aufzugskabine (2) mit Wartungsbühne (10) verfahrbar ist, von der aus die Arbeiten ausführbar sind,
    dadurch gekennzeichnet,
    dass die Wartungsbühne (10) im Boden (13) der Aufzugekabine (2) verstaubar ist und in Arbeitsstellung ein Podest (10.1) aufweist, von dem aus die Arbeiten im Aufzugsschacht (1) ausführbar sind.    Device for performing work in an elevator shaft (1) in which an elevator car (2) with a maintenance platform (10) can be moved, from which the work can be carried out,
    characterized,
    that the maintenance platform (10) can be stowed in the floor (13) of the elevator car (2) and in the working position has a platform (10.1) from which the work in the elevator shaft (1) can be carried out.         Einrichtung nach Anspruch 1,
    dadurch gekennzeichnet,
    dass die Wartungsbühne (10) zusammenlegbar ist.    Device according to claim 1,
    characterized,
    that the maintenance platform (10) can be folded.         Einrichtung nach den Ansprüchen 1 oder 2,
    dadurch gekennzeichnet,
    dass die Wartungsbühne (10) Stützen (10.2,13) aufweist, die das Podest (10.1) in der Arbeitsstellung halten.    Device according to claims 1 or 2,
    characterized,
    that the maintenance platform (10) has supports (10.2, 13) that hold the platform (10.1) in the working position.         Einrichtung nach Anspruch 3,
    dadurch gekennzeichnet,
    dass zur Stabilisierung der Wartungsbühne (10) Streben (10.3) vorgesehen sind.    Device according to claim 3,
    characterized,
    that struts (10.3) are provided to stabilize the maintenance platform (10).         Einrichtung nach den Ansprüchen 3 oder 4,
    dadurch gekennzeichnet,
    dass der Boden (13) oder Teile davon als Podest (10.1) vorgesehen sind.     Device according to claims 3 or 4,
    characterized,
    that the floor (13) or parts thereof are provided as a platform (10.1).         Einrichtung nach einem der vorhergehenden Ansprüche,
    dadurch gekennzeichnet,
    dass die Wartungsbühne (10) in der Höhe einstellbar ist.    Device according to one of the preceding claims,
    characterized,
    that the maintenance platform (10) is adjustable in height.         Einrichtung nach den Ansprüchen 1 oder 2,
    dadurch gekennzeichnet,
    dass die Wartungsbühne (10) druckmittelbetriebene Heber aufweist, die das Podest (10.1) in Arbeitsstellung bringen und halten.    Device according to claims 1 or 2,
    characterized,
    that the maintenance platform (10) has pressure-medium-operated jacks that bring and hold the platform (10.1) in the working position.
    EP20000109296 1999-05-07 2000-04-29 Device for executing works in an elevator shaft Expired - Lifetime EP1050506B1 (en)

    Priority Applications (1)

    Application Number Priority Date Filing Date Title
    EP20000109296 EP1050506B1 (en) 1999-05-07 2000-04-29 Device for executing works in an elevator shaft

    Applications Claiming Priority (3)

    Application Number Priority Date Filing Date Title
    EP99810399 1999-05-07
    EP99810399 1999-05-07
    EP20000109296 EP1050506B1 (en) 1999-05-07 2000-04-29 Device for executing works in an elevator shaft

    Publications (2)

    Publication Number Publication Date
    EP1050506A1 true EP1050506A1 (en) 2000-11-08
    EP1050506B1 EP1050506B1 (en) 2004-06-16

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    Cited By (1)

    * Cited by examiner, † Cited by third party
    Publication number Priority date Publication date Assignee Title
    US11945684B2 (en) 2022-07-04 2024-04-02 Otis Elevator Company Elevator car with foldable working platform

    Citations (1)

    * Cited by examiner, † Cited by third party
    Publication number Priority date Publication date Assignee Title
    JPH0597357A (en) * 1991-10-04 1993-04-20 Mitsubishi Electric Corp Elevator cage device

    Patent Citations (1)

    * Cited by examiner, † Cited by third party
    Publication number Priority date Publication date Assignee Title
    JPH0597357A (en) * 1991-10-04 1993-04-20 Mitsubishi Electric Corp Elevator cage device

    Non-Patent Citations (1)

    * Cited by examiner, † Cited by third party
    Title
    PATENT ABSTRACTS OF JAPAN vol. 017, no. 443 (M - 1463) 16 August 1993 (1993-08-16) *

    Cited By (1)

    * Cited by examiner, † Cited by third party
    Publication number Priority date Publication date Assignee Title
    US11945684B2 (en) 2022-07-04 2024-04-02 Otis Elevator Company Elevator car with foldable working platform

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    EP1050506B1 (en) 2004-06-16

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