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EP1243297A1 - Winch lifting arrangement for theatres - Google Patents

Winch lifting arrangement for theatres Download PDF

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Publication number
EP1243297A1
EP1243297A1 EP02004702A EP02004702A EP1243297A1 EP 1243297 A1 EP1243297 A1 EP 1243297A1 EP 02004702 A EP02004702 A EP 02004702A EP 02004702 A EP02004702 A EP 02004702A EP 1243297 A1 EP1243297 A1 EP 1243297A1
Authority
EP
European Patent Office
Prior art keywords
cable
lifting device
rope
actuation devices
devices
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.)
Granted
Application number
EP02004702A
Other languages
German (de)
French (fr)
Other versions
EP1243297B1 (en
Inventor
Reind Brackman
Theodor Helmle
Roland Koblinger
Servaas Tullemans
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.)
Alpha Getriebebau GmbH
BEO Brackman Electronics and Optics BV
Original Assignee
Alpha Getriebebau GmbH
BEO Brackman Electronics and Optics BV
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 Alpha Getriebebau GmbH, BEO Brackman Electronics and Optics BV filed Critical Alpha Getriebebau GmbH
Publication of EP1243297A1 publication Critical patent/EP1243297A1/en
Application granted granted Critical
Publication of EP1243297B1 publication Critical patent/EP1243297B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/28—Other constructional details
    • B66D1/30—Rope, cable, or chain drums or barrels
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63J—DEVICES FOR THEATRES, CIRCUSES, OR THE LIKE; CONJURING APPLIANCES OR THE LIKE
    • A63J1/00—Stage arrangements
    • A63J1/02—Scenery; Curtains; Other decorations; Means for moving same
    • A63J1/028—Means for moving hanging scenery
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/02—Driving gear
    • B66D1/12—Driving gear incorporating electric motors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/02—Driving gear
    • B66D1/14—Power transmissions between power sources and drums or barrels
    • B66D1/22—Planetary or differential gearings, i.e. with planet gears having movable axes of rotation

Definitions

  • the invention relates to a winch lifting device for Theater stages according to the preamble of claim 1 and deals with the problem of such a facility structurally simple, space-saving and functional to be designed to be versatile.
  • the invention is based on the general idea, in the axial direction particularly flat drive devices to use the cable actuators and these drive devices from an associated bowl-shaped one Rope around the rope drum as completely as possible leave so that the width of the cable actuators in the axial direction of the drums essentially each the width of the drums is determined. That way you can the several required for a support beam Ropes run close together, each drum one Rope actuation device all for one lifting beam belonging ropes.
  • the cable actuation devices according to the invention can hold supports in superimposed rows with formed in ropes guided one above the other become.
  • the cable actuators can be arranged in rows against each other staggered.
  • the Ropes from the rope actuators in each bottom row can be below the rope actuators or their fastenings in the one above Row can be passed easily. Passing the ropes in different levels can also be horizontal Redirection at the top end of the stage.
  • the rope-guiding drums of the rope actuation devices can preferably consist of plastic.
  • the respective drive device of the cable actuation devices can be a permanent magnet synchronous motor be his torque through a gearbox on the rope drum transfers.
  • the gear is conveniently as a planetary gear.
  • Each drive device can have its own, integrated Frequency controller. Particularly advantageous is, however, an embodiment in which several drive devices operated with the same frequency controller and, for example, a circuit is provided via a bus system.
  • stage area In a theater stage space are located across the entire The stage area is distributed close to each other and can be moved in height stored support bracket 1.
  • This support bracket 1 hang on several attached over their length Ropes 2.
  • These ropes 2 are each over on the Upper stage area attached pulleys 3 to one horizontal course deflected, then over in the upper area further deflection rollers attached to a side wall of the stage 4 attached to one attached to this side wall To be able to run cable actuation device 5.
  • a certain number of holding supports 1 is one corresponding number of rope actuation devices 5 assigned. All run with a holding bracket 1 connected ropes 2 on a common rope actuation device 5 to.
  • Each cable actuation device 5 consists of an electrical operated, axially flat drive device 6, one of the drive device 6 completely circumferentially and almost completely encompassing in the axial direction Rope drum 7 and fasteners 8 for fastening on a side wall of the stage.
  • the cable actuation devices 5 are on the side wall attached to the stage in two rows one above the other in such a way that the cable actuation devices 5 in the top row versus those in the bottom row are staggered. Furthermore, they are Cable actuation devices 5 opposite the top row those of the bottom row at a distance from the side wall attached to the stage. This allows the ropes 2 of the Cable actuation devices 5 from the two rows in different Layers run and become one partially cover each other's projection of the rope surfaces.
  • the horizontal distances a between the holding beams 1 can be 200 mm.
  • the total is Width A of the cable actuation devices 5 inclusive a distance to an adjacent cable actuation device 400 mm. Raises out of the rope drums 7 to the side at most an extremely small part.
  • the Gap between the individual adjacent to each other Cable actuation devices 5 can be used to mechanical transmission means for actuating an im Emergency-operated brake of the drive device 6 of the To be able to operate the cable actuation device 5.
  • the drive devices 6 with a be equipped with permanent magnet excited synchronous motor, the its torque via a gear, especially a planetary gear, transfers to the rope drum 7.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bridges Or Land Bridges (AREA)
  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
  • Invalid Beds And Related Equipment (AREA)
  • Unwinding Of Filamentary Materials (AREA)
  • Manipulator (AREA)
  • Transmission Devices (AREA)

Abstract

The cable winch lifting device has dish-shaped cable drums each approximately completely accommodating a drive device required for an electric drive that functions independently of the drum and several cable (2',..) actuation devices (5) mounted close to each other in the horizontal direction in the cable drum axial direction.

Description

Die Erfindung betrifft eine Seilwinden-Hebeeinrichtung für Theater-Bühnen nach dem Oberbegriff des Patentanspruchs 1 und beschäftigt sich dabei mit dem Problem, eine solche Einrichtung konstruktiv einfach, raumsparend und funktionell variantenreich betätigbar zu gestalten.The invention relates to a winch lifting device for Theater stages according to the preamble of claim 1 and deals with the problem of such a facility structurally simple, space-saving and functional to be designed to be versatile.

Grundsätzlich gelöst wird dieses Problem durch eine gattungsgemäße Einrichtung mit den kennzeichnenden Merkmalen des Patentanspruchs 1.This problem is basically solved by a generic Facility with the characteristic features of claim 1.

Vorteilhafte und zweckmäßige Ausgestaltungen der Erfindung sind Gegenstand der Unteransprüche.Advantageous and expedient embodiments of the invention are the subject of the subclaims.

Die Erfindung beruht auf dem allgemeinen Gedanken, in Achsrichtung besonders flach bauende Antriebsvorrichtungen bei den Seilbetätigungseinrichtungen zu verwenden und diese Antriebsvorrichtungen von einer jeweils zugehörigen schüsselförmigen Seil-Trommel möglichst vollständig umgreifen zu lassen, so daß die Breite der Seilbetätigungseinrichtungen in Achsrichtung der Trommeln im wesentlichen jeweils durch die Breite der Trommeln bestimmt ist. Auf diese Weise können die jeweils mehreren für einen Halte-Träger erforderlichen Seile eng benachbart verlaufen, wobei jede Trommel einer Seilbetätigungseinrichtung jeweils sämtliche zu einem Hebe-Träger gehörenden Seile führt.The invention is based on the general idea, in the axial direction particularly flat drive devices to use the cable actuators and these drive devices from an associated bowl-shaped one Rope around the rope drum as completely as possible leave so that the width of the cable actuators in the axial direction of the drums essentially each the width of the drums is determined. That way you can the several required for a support beam Ropes run close together, each drum one Rope actuation device all for one lifting beam belonging ropes.

Bei eng zueinander benachbarten, auf dem Bühnenraum anzubringenden Halte-Trägern können die erfindungsgemäßen Seilbetätigungseinrichtungen in übereinanderliegenden Reihen mit in übereinanderliegenden Ebenen geführten Seilen ausgebildet werden. Durch die Anordnung in zwei übereinanderliegenden Reihen können die Seilbetätigungseinrichtungen auf Lücke gegeneinander versetzt übereinander angeordnet werden. Die Seile aus den Seilbetätigungseinrichtungen in der jeweils unteren Reihe können unterhalb der Seilbetätigungseinrichtungen bzw. deren Befestigungen in der darüber liegenden Reihe problemlos hindurchgeführt werden. Das Führen der Seile in unterschiedlichen Ebenen kann auch noch nach der horizontalen Umlenkung am oberen Bühnenraumende erfolgen.In the case of closely adjacent ones to be installed on the stage space The cable actuation devices according to the invention can hold supports in superimposed rows with formed in ropes guided one above the other become. The arrangement in two superimposed The cable actuators can be arranged in rows against each other staggered. The Ropes from the rope actuators in each bottom row can be below the rope actuators or their fastenings in the one above Row can be passed easily. Passing the ropes in different levels can also be horizontal Redirection at the top end of the stage.

Die seilführenden Trommeln der Seilbetätigungseinrichtungen können vorzugsweise aus Kunststoff bestehen.The rope-guiding drums of the rope actuation devices can preferably consist of plastic.

Durch die Lücken benachbart angeordneter Seilbetätigungseinrichtungen können mechanisch betätigbare Mittel zur Notbedienung der Bremsen dieser Betätigungseinrichtungen nach außen herausragen.Through the gaps of adjacent cable actuation devices can mechanically operated means for emergency operation the brakes of these actuators to the outside protrude.

Die jeweilige Antriebsvorrichtung der Seilbetätigungseinrichtungen kann ein permanentmagneterregter Synchronmotor sein, der sein Drehmoment über ein Getriebe auf die Seil-Trommel überträgt. Das Getriebe ist zweckmäßigerweise als ein Planetengetriebe ausgebildet.The respective drive device of the cable actuation devices can be a permanent magnet synchronous motor be his torque through a gearbox on the rope drum transfers. The gear is conveniently as a planetary gear.

Jede Antriebsvorrichtung kann mit einem eigenständigen, integrierten Frequenzregler ausgestattet sein. Besonders vorteilhaft ist allerdings eine Ausführung, bei der mehrere Antriebsvorrichtungen mit einem gleichen Frequenzregler betrieben werden und hierfür beispielsweise eine Schaltung über ein Bus-System vorgesehen ist.Each drive device can have its own, integrated Frequency controller. Particularly advantageous is, however, an embodiment in which several drive devices operated with the same frequency controller and, for example, a circuit is provided via a bus system.

Ein nachstehend noch näher erläutertes Ausführungsbeispiel der Erfindung ist in der Zeichnung dargestellt.An embodiment explained in more detail below the invention is shown in the drawing.

In dieser zeigen:

Fig. 1
einen Schnitt durch einen Bühnenraum mit geschnitten dargestellten Seil-Trommeln der Seilbetätigungseinrichtungen,
Fig. 2
einen Schnitt durch den Bühnenraum nach Linie II-II in Fig. 1,
Fig. 3
eine Ansicht auf eine Seitenwand des Bühnenraumes nach dem Pfeil III in Fig. 1,
Fig. 4
eine Ansicht in Richtung des Pfeiles IV der in Fig. 3 dargestellten Seilbetätigungseinrichtungen.
In this show:
Fig. 1
2 shows a section through a stage room with rope drums of the rope actuation devices shown in section,
Fig. 2
2 shows a section through the stage space along line II-II in FIG. 1,
Fig. 3
2 shows a view of a side wall of the stage space according to arrow III in FIG. 1,
Fig. 4
a view in the direction of arrow IV of the cable actuation devices shown in Fig. 3.

In einem Theater-Bühnenraum befinden sich über die gesamte Bühnenfläche verteilt eng benachbart angebrachte und höhenverschiebbar gelagerte Halte-Träger 1. Diese Halte-Träger 1 hängen jeweils an mehreren über deren Länge verteilt angebrachten Seilen 2. Diese Seile 2 werden jeweils über an dem oberen Bühnenraumbereich angebrachte Umlenkrollen 3 zu einem horizontalen Verlauf umgelenkt, um sodann über im oberen Bereich einer Seitenwand der Bühne angebrachte weitere Umlenkrollen 4 auf eine an dieser Seitenwand zugeordnet angebrachte Seilbetätigungseinrichtung 5 zulaufen zu können. Insgesamt ist einer bestimmten Anzahl der Halte-Träger 1 eine entsprechende Anzahl an Seilbetätigungseinrichtungen 5 zugeordnet. Dabei laufen jeweils sämtliche mit einem Halte-Träger 1 verbundene Seile 2 auf eine gemeinsame Seilbetätigungseinrichtung 5 zu.In a theater stage space are located across the entire The stage area is distributed close to each other and can be moved in height stored support bracket 1. This support bracket 1 hang on several attached over their length Ropes 2. These ropes 2 are each over on the Upper stage area attached pulleys 3 to one horizontal course deflected, then over in the upper area further deflection rollers attached to a side wall of the stage 4 attached to one attached to this side wall To be able to run cable actuation device 5. In total, a certain number of holding supports 1 is one corresponding number of rope actuation devices 5 assigned. All run with a holding bracket 1 connected ropes 2 on a common rope actuation device 5 to.

Jede Seilbetätigungseinrichtung 5 besteht aus einer elektrisch betriebenen, in Achsrichtung flachen Antriebsvorrichtung 6, einer die Antriebseinrichtung 6 umfangsmäßig vollständig und in Achsrichtung nahezu vollständig umgreifenden Seil-Trommel 7 sowie Befestigungsmitteln 8 zur Befestigung an einer Seitenwand der Bühne.Each cable actuation device 5 consists of an electrical operated, axially flat drive device 6, one of the drive device 6 completely circumferentially and almost completely encompassing in the axial direction Rope drum 7 and fasteners 8 for fastening on a side wall of the stage.

Die Seilbetätigungseinrichtungen 5 sind an der Seitenwand der Bühne in zwei übereinanderliegenden Reihen angebracht und zwar derart, daß die Seilbetätigungseinrichtungen 5 in der oberen Reihe gegenüber denjenigen in der unteren Reihe auf Lücke versetzt angebracht sind. Des weiteren sind die Seilbetätigungseinrichtungen 5 der oberen Reihe gegenüber denjenigen der unteren Reihe mit einem Abstand zur Seitenwand der Bühne angebracht. Dadurch können die Seile 2 der Seilbetätigungseinrichtungen 5 aus den beiden Reihen in unterschiedlichen Ebenen verlaufen und sich bezüglich einer gegenseitigen Projektion der Seilflächen teilweise überdekken.The cable actuation devices 5 are on the side wall attached to the stage in two rows one above the other in such a way that the cable actuation devices 5 in the top row versus those in the bottom row are staggered. Furthermore, they are Cable actuation devices 5 opposite the top row those of the bottom row at a distance from the side wall attached to the stage. This allows the ropes 2 of the Cable actuation devices 5 from the two rows in different Layers run and become one partially cover each other's projection of the rope surfaces.

Die horizontalen Abstände a zwischen den Halte-Trägern 1 können 200 mm betragen. In diesem Fall beträgt die gesamte Breite A der Seilbetätigungseinrichtungen 5 einschließlich jeweils einem Abstand zu einer benachbarten Seilbetätigungseinrichtung 400 mm. Aus den Seil-Trommeln 7 ragt seitlich jeweils allenfalls ein äußerst geringer Teil heraus. Die Lücke zwischen den einzelnen benachbart nebeneinander liegenden Seilbetätigungseinrichtungen 5 kann dazu genutzt werden, mechanische Übertragungsmittel zur Betätigung einer im Notfall zu bedienenden Bremse der Antriebsvorrichtung 6 der Seilbetätigungseinrichtung 5 bedienen zu können.The horizontal distances a between the holding beams 1 can be 200 mm. In this case the total is Width A of the cable actuation devices 5 inclusive a distance to an adjacent cable actuation device 400 mm. Raises out of the rope drums 7 to the side at most an extremely small part. The Gap between the individual adjacent to each other Cable actuation devices 5 can be used to mechanical transmission means for actuating an im Emergency-operated brake of the drive device 6 of the To be able to operate the cable actuation device 5.

Grundsätzlich können die Antriebsvorrichtungen 6 mit einem permanentmagneterregten Synchronmotor ausgerüstet sein, der sein Drehmoment über ein Getriebe, insbesondere ein Planetengetriebe, auf die Seil-Trommel 7 überträgt.Basically, the drive devices 6 with a be equipped with permanent magnet excited synchronous motor, the its torque via a gear, especially a planetary gear, transfers to the rope drum 7.

Zur Wartung der Seilbetätigungseinrichtungen 5 können diese in Seilrichtung um jeweils eine Achse 9 klappbar montiert sein.For the maintenance of the cable actuation devices 5, these can Foldable in the rope direction around an axis 9 his.

Claims (14)

Seilwinden-Hebeeinrichtung für Theater-Bühnen, bei der eine Vielzahl langgestreckter, stangenartiger Halte-Träger (1) an Seilen (2) aufgehängt ist und diese Halte-Träger (1) durch Veränderung der jeweils zwischen der Seilaufhängung und dem Halte-Träger (1) liegenden, die Lage des jeweiligen Halte-Trägers (1) bestimmenden, freien Seillänge höhenverschiebbar sind, den Halte-Trägern (1) jeweils sich gegenseitig nicht überschneidende Freiräume zugeordnet sind, in denen die Halte-Träger (1) gegenseitig unbehindert zwischen zwei Endlagen höhenverschiebbar sind, an den Halte-Trägern (1) über deren Länge verteilt jeweils wenigstens zwei von jeweils einer gleichen Seilbetätigungseinrichtung (5) gleichmäßig verstellbare Seile (2) angreifen, die Seilbetätigungseinrichtungen (5) jeweils elektrisch angetriebene Seil-Trommeln (7) sind, die an jeweils an einem gleichen Halte-Träger (1) angreifenden Seile (2) auf der Seil-Trommel (7) der zugehörigen Seilbetätigungseinrichtung (5) nebeneinanderliegend unter jeweils gleicher Veränderung der die Lage des Halte-Trägers (1) bestimmenden freien Seillänge aufwickelbar sind,
gekennzeichnet durch die Merkmale die Seiltrommeln (7) sind jeweils schüsselförmig ausgebildet und nehmen in ihrem Inneren nahezu vollständig eine für den elektrischen Antrieb jeweils erforderliche, von den Seiltrommeln (7) jeweils unabhängig funktionsfähige Antriebsvorrichtung (6) auf, mehrere Seilbetätigungseinrichtungen (5) sind jeweils eng benachbart horizontal nebeneinanderliegend ortsfest angeordnet, die Seilbetätigungseinrichtungen (5) liegen in Richtung von deren Seil-Trommel (7)-Achsen nebeneinander. Cable winch lifting device for theater stages, at a plurality of elongated, rod-like holding brackets (1) is suspended from ropes (2) and these holding brackets (1) by changing the position of the respective holding bracket between the cable suspension and the holding bracket (1) (1) determining, free rope length are adjustable in height, the holding brackets (1) are each assigned mutually non-overlapping free spaces in which the holding brackets (1) are mutually height-adjustable between two end positions, at least two ropes (2) which can be evenly adjusted by one and the same rope actuation device (5) act on the holding supports (1) over their length, the cable actuation devices (5) are each electrically driven cable drums (7), the ropes (2) engaging in each case on the same holding bracket (1) can be wound on the rope drum (7) of the associated rope actuating device (5) side by side with the same change in the free rope length determining the position of the holding bracket (1) are,
characterized by the characteristics the cable drums (7) are each bowl-shaped and in their interior almost completely accommodate a drive device (6) which is required for the electrical drive and which is independent of the cable drums (7), a plurality of cable actuation devices (5) are each arranged in a closely adjacent, horizontally adjacent manner, the cable actuation devices (5) lie next to one another in the direction of their cable drum (7) axes. Hebeeinrichtung nach Anspruch 1,
dadurch gekennzeichnet, daß bei horizontalen Abständen a der Halte-Träger (1) bis zu 300 mm die Seilbetätigungseinrichtungen (5) einschließlich eines Abstandes zu jeweils einer in der gleichen Reihe benachbarten Einrichtung maximal eine Ausdehnung A von 600 mm besitzen.Lifting device according to claim 1,
characterized in that at horizontal distances a of the holding supports (1) up to 300 mm, the cable actuation devices (5), including a distance to each device adjacent in the same row, have a maximum extension A of 600 mm. Hebeeinrichtung nach Anspruch 2,
dadurch gekennzeichnet, daß bei einem Abstand a der Halte-Träger (1) bis zu 250 mm die jeweils zugehörige Ausdehnung A der Seilbetätigungseinrichtungen (5) maximal 500 mm mißt.Lifting device according to claim 2,
characterized in that at a distance a of the holding supports (1) of up to 250 mm, the respective associated extension A of the cable actuation devices (5) measures a maximum of 500 mm. Hebeeinrichtung nach Anspruch 2,
dadurch gekennzeichnet, daß bei einem Abstand a der Halte-Träger (1) bis zu 200 mm die jeweils zugehörige Ausdehnung A der Seilbetätigungseinrichtungen (5) maximal 400 mm mißt.Lifting device according to claim 2,
characterized in that at a distance a of the holding supports (1) of up to 200 mm the respective associated extension A of the cable actuation devices (5) measures a maximum of 400 mm. Hebeeinrichtung nach Anspruch 4,
dadurch gekennzeichnet, daß bei Abständen a der Halte-Träger (1) bis zum 150 mm die jeweils zugehörige Ausdehnung A der Seilbetätigungseinrichtungen (5) maximal 300 mm mißt.Lifting device according to claim 4,
characterized in that at distances a of the holding bracket (1) up to 150 mm the respective associated extension A of the cable actuation devices (5) measures a maximum of 300 mm. Hebeeinrichtung nach einem der vorhergehenden Ansprüche,
gekennzeichnet durch die Merkmale die Seilbetätigungseinrichtungen (5) sind in mindestens zwei übereinanderliegenden Reihen angeordnet, die Mitte zweier horizontal nebeneinanderliegender Antriebsvorrichtungen (6) ist jeweils der Mitte einer in der anderen Reihe liegenden Antriebsvorrichtung (6) zugeordnet, die Seile (2) der in unterschiedlichen Höhen liegenden Seilbetätigungseinrichtungen (5) verlassen die jeweiligen Seil-Trommeln (7) in unterschiedlichen - von den Seilen (2) jeweils in einer Reihe liegender Seilbetätigungseinrichtungen (5) aufgespannter - Ebenen. Lifting device according to one of the preceding claims,
characterized by the characteristics the cable actuation devices (5) are arranged in at least two rows one above the other, the center of two horizontally adjacent drive devices (6) is assigned to the center of a drive device (6) lying in the other row, the ropes (2) of the rope actuation devices (5) lying at different heights leave the respective rope drums (7) in different levels spanned by the ropes (2) each in a row of rope actuation devices (5). Hebeeinrichtung nach Anspruch 6,
dadurch gekennzeichnet, daß die Flächen, die die Seile (2) in den Ebenen, in denen sie verlaufen, jeweils einnehmen, sich mit Bezug auf eine gegenseitige lotrechte Projektion dieser Flächen überschneiden.Lifting device according to claim 6,
characterized in that the areas which the ropes (2) each occupy in the planes in which they run overlap with respect to a mutual perpendicular projection of these areas. Hebeeinrichtung nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, daß die Seil-Trommeln (7) aus Kunststoff ausgebildet ist.Lifting device according to one of the preceding claims,
characterized in that the rope drums (7) are made of plastic. Hebeeinrichtung nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, daß die Antriebsvorrichtungen (6) jeweils mit einer Bremsvorrichtung ausgerüstet sind, die über eine die Lücke zwischen benachbarten Seilbetätigungseinrichtungen (5) durchgreifende, mechanische Betätigungsmittel bedienbar sind.Lifting device according to one of the preceding claims,
characterized in that the drive devices (6) are each equipped with a braking device which can be operated via a mechanical actuating means which penetrates the gap between adjacent cable actuating devices (5). Hebeeinrichtung nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, daß die Antriebsvorrichtungen (6) der Seilbetätigungseinrichtungen (5) als Kraftquelle jeweils einen auf ein Getriebe einwirkenden, permanentmagneterregten Synchronmotor besitzen.Lifting device according to one of the preceding claims,
characterized in that the drive devices (6) of the cable actuation devices (5) each have a permanent magnet-excited synchronous motor acting on a gear as the power source. Hebeeinrichtung nach Anspruch 10,
dadurch gekennzeichnet, daß das Getriebe ein Planetengetriebe ist.Lifting device according to claim 10,
characterized in that the gear is a planetary gear. Hebeeinrichtung nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, daß jede Antriebsvorrichtung (6) mit einem integrierten, eigenständigen Frequenzregler ausgestattet ist. Lifting device according to one of the preceding claims,
characterized in that each drive device (6) is equipped with an integrated, independent frequency controller. Hebeeinrichtung nach einem der Ansprüche 1 bis 11,
dadurch gekennzeichnet, daß mindestens zwei Antriebsvorrichtungen (6) wechselweise durch einen gleichen Frequenzregler geregelt werden.Lifting device according to one of claims 1 to 11,
characterized in that at least two drive devices (6) are alternately controlled by the same frequency controller. Hebeeinrichtung nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, daß die Seilbetätigungseinrichtungen (5) jeweils in Seilrichtung um eine horizontale Achse (9) aus dem Reihenverbund herausklappbar sind.Lifting device according to one of the preceding claims,
characterized in that the cable actuation devices (5) can be folded out of the row assembly in the cable direction about a horizontal axis (9).
EP02004702A 2001-03-21 2002-03-01 Winch lifting arrangement for theatres Expired - Lifetime EP1243297B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10113895 2001-03-21
DE10113895A DE10113895A1 (en) 2001-03-21 2001-03-21 Cable winch lifting device for stages

Publications (2)

Publication Number Publication Date
EP1243297A1 true EP1243297A1 (en) 2002-09-25
EP1243297B1 EP1243297B1 (en) 2004-07-14

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US (1) US6729605B2 (en)
EP (1) EP1243297B1 (en)
AT (1) ATE270917T1 (en)
DE (2) DE10113895A1 (en)

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CN100387506C (en) * 2002-04-23 2008-05-14 松下电工株式会社 lifting device
US20040238804A1 (en) * 2003-05-30 2004-12-02 Revi Frank C. Merchandise hoisting system and method
WO2015084437A1 (en) * 2013-08-14 2015-06-11 Love James D Haptic control system
US10054176B2 (en) * 2015-02-25 2018-08-21 Rock Exotica Llc Lift systems, line brakes, and methods of vertically moving loads
US10173144B2 (en) * 2016-10-19 2019-01-08 James HEATH Lift system with moving cam assembly and related methods

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DE10113895A1 (en) 2002-09-26
US20020171071A1 (en) 2002-11-21
EP1243297B1 (en) 2004-07-14
DE50200609D1 (en) 2004-08-19
US6729605B2 (en) 2004-05-04
ATE270917T1 (en) 2004-07-15

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