EP1566357B1 - Aufzugseinrichtung - Google Patents

Aufzugseinrichtung Download PDF

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Publication number
EP1566357B1
EP1566357B1 EP02783621A EP02783621A EP1566357B1 EP 1566357 B1 EP1566357 B1 EP 1566357B1 EP 02783621 A EP02783621 A EP 02783621A EP 02783621 A EP02783621 A EP 02783621A EP 1566357 B1 EP1566357 B1 EP 1566357B1
Authority
EP
European Patent Office
Prior art keywords
ceiling portion
cage
landing hall
main body
ceiling
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.)
Expired - Lifetime
Application number
EP02783621A
Other languages
English (en)
French (fr)
Other versions
EP1566357A1 (de
EP1566357A4 (de
Inventor
Masanori Yasue
Toshiaki Ishii
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of EP1566357A1 publication Critical patent/EP1566357A1/de
Publication of EP1566357A4 publication Critical patent/EP1566357A4/de
Application granted granted Critical
Publication of EP1566357B1 publication Critical patent/EP1566357B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators

Definitions

  • the present invention relates to an elevator apparatus in which maintenance and inspection work on equipment disposed within a hoistway is performed from above a car.
  • an inspection door is provided in a cage wall with a conventional elevator apparatus as disclosed in JP 2001-106459 A .
  • Equipment within a hoistway is maintained and inspected from within the cage by opening the inspection door.
  • the inspection door is provided in the cage wall with this type of elevator apparatus, the designability within the cage is reduced accordingly. Further, work can only be performed on equipment that is facing the inspection door, and the work is limited. In addition, it is necessary to provide a plurality of inspection doors in order to perform work on equipment disposed at different locations. This further reduces the designability. Still further, it is necessary to form the inspection door in an upper portion of the cage wall for cases where the equipment is disposed in the vicinity of the highest portion within the hoistway. Footholds such as a stepladder must thus be provided separately.
  • An object of the present invention is to obtain an elevator apparatus in which maintenance and inspection work can be performed easily from above a car on equipment within a hoistway, and moreover, in which reduced designability within the car can be prevented while the overhead size of the hoistway can be reduced.
  • an elevator apparatus comprises a cage that is raised and lowered within a hoistway.
  • the cage has a cage main body that is provided with a cage entrance, and a ceiling portion that is provided in an upper end portion of the cage main body.
  • the ceiling portion is upwardly and downwardly movable between a normal operating position that is located at the upper end portion of the cage main body, and a getting on/off position that is located lower than the normal operating position within the cage main body.
  • the getting on/off position is provided for moving from a landing hall, through the entrance, and onto the ceiling portion.
  • the landing hall is provided with a landing hall side control switch portion for making the ceiling portion move upward and downward.
  • Fig. 1 is a perspective view that shows an elevator apparatus according to Embodiment 1 of the present invention
  • Fig. 2 is a perspective view that shows a state when maintenance and inspection work are being performed on the elevator apparatus of Fig. 1 .
  • a pair of car guide rails 2 and a pair of counter weight guide rails 3 are disposed within a hoistway 1.
  • a car 4 is raised and lowered within the hoistway 1, guided by the car guide rails 2.
  • a counterweight 5 is raised and lowered within the hoistway 1, guided by the counterweight guide rails 3.
  • a supporting member 6 is fixed to upper end portions of the counterweight guide rails 3.
  • the supporting member 6 supports a driving apparatus (hoisting machine) 7 that raises and lowers the car 4 and the counterweight 5.
  • the driving apparatus 7 has a driving apparatus main body 8 that includes a motor, and a driving sheave 9 that is rotated by the driving apparatus main body 8.
  • a plurality of main ropes 10 are wound around the driving sheave 9.
  • the car 4 and the counterweight 5 are suspended down within the hoistway 1 by the main ropes 10.
  • a pair of car suspension sheaves 11, around which the main ropes 10 are wound, are provided in a lower end portion of the car 4.
  • a pair of counterweight suspension sheaves 12, around which the main ropes 10 are wound, are provided in an upper end portion of the counterweight 5.
  • a first rope fastening portion 13 is fixed to an upper end portion of one of the car guide rail's 2.
  • a second rope fastening portion 14 is fixed in the vicinity of upper end portions of the counterweight guide rails 3.
  • the main ropes 10 each have a first end portion 10a that is connected to the first rope fastening portion 13, and a second end portion 10b that is connected to the second rope fastening portion 14. Further, the main ropes 10 are wound, in order from the first end portion 10a, around the car suspension sheave 11, the driving sheave 9, and the counterweight suspension sheave 12, leading to the second end portion 10b.
  • a control panel 15 that controls operation of the driving apparatus 7 is fixed to an upper portion of the other car guide rail 2.
  • the car 4 has a car frame (not shown) and a cage 16 that is supported by the car frame.
  • the cage 16 has a cage main body 17 in which a cage entrance 17a is provided, a ceiling portion 18 that is provided in an upper portion of the cage main body 17, a car door 19 that opens and closes the car entrance 17a, and a door apparatus 20 that supports, and opens and closes, the car door 19.
  • the cage main body 17 has a cage floor (bottom surface), front surface, rear surface, left side surface, and right side surface.
  • the car entrance 17a is provided in the front surface of the cage main body 17.
  • the ceiling portion 18 is upwardly and downwardly movable within a space between a normal operating position ( Fig. 1 ) that is located at an upper end portion of the cage main body 17, a maintenance work position ( Fig. 2 ) that is located lower than the normal operating position within the cage main body 17, and a getting on/off position ( Fig. 5 ) that is located lower than the maintenance work position within the cage main body 17. That is, the ceiling portion 18 also serves as a work floor. Further, the height of the maintenance work position is adjustable according to the height of a worker, the height of equipment to be worked on (such as the driving apparatus 7 or the control panel 15), and the like.
  • Fig. 3 is an explanatory diagram that shows an elevator mechanism of the ceiling portion 18 of Fig. 1 .
  • freely rotatable first to fourth cage main body pulleys 21 to 24 are respectively disposed in the four corners of the upper end portion of the cage main body 17.
  • Freely rotatable first to fourth ceiling pulleys 25 to 28 are respectively disposed in the four corners of the ceiling portion 18.
  • a wire rope 29 is wound around the first to the fourth cage main body pulleys 21 to 24, and the first to the fourth ceiling portion pulleys 25 to 28.
  • An electrically driven winding apparatus 30 that is an apparatus for moving the ceiling portion 18 upward and downward is mounted on the door apparatus 20.
  • a winding apparatus 34 has an electric motor (not shown). Winding and feeding of the wire rope 29 is performed by a driving force of the electric motor.
  • the wire rope 29 is wound, in order from one end portion thereof, around the third cage main body pulley 23, the third ceiling portion pulley 27, the second ceiling portion pulley 26, the second cage main body pulley 22, the first cage main body pulley 21, the first ceiling portion pulley 25, the fourth ceiling portion pulley 28, and the fourth cage main body pulley 24. Both end portions are wound by the winding apparatus 34.
  • the ceiling portion 18 moves downward by feeding out the wire rope 29 from the winding apparatus 30, and the ceiling portion 18 moves upward by winding the wire rope into the winding apparatus 30.
  • a protective member 31 that prevents the inner wall surfaces from being damaged by the upward and downward motion of the ceiling portion 18 is disposed on an end surface of the ceiling portion 18 that faces an inner wall surface of the cage main body 17.
  • a cloth made of felt or the like, a roller that moves by rolling along the inner wall surface of the cage main body 17, and the like can be used as the protective member 31.
  • Fig. 4 is a cross sectional view of main portions of the elevator apparatus of Fig. 2
  • Fig. 5 is a cross sectional view that shows states of getting on and off, the ceiling portion of the elevator apparatus of Fig. 4 .
  • movement between a landing hall 32 and the ceiling portion 18 becomes possible by lowering the ceiling portion 18 to a getting on/off position.
  • a landing hall operation panel 33 is provided in the landing hall 32.
  • the landing hall operation panel 33 has a case 34 that is provided in a wall of the landing hall 32, a cover 35 that is attached to the case 34 in a freely attachable and detachable manner, and a landing hall call button 36 that is electrically connected to the control panel 15. Information on operation of the landing hall call button 36 is transmitted to the control panel 15. It should be noted that Fig. 5 shows a state where the cover 35 is detached from the case 34.
  • a landing hall side operation switch portion 37 for moving the ceiling portion 18 upward and downward is housed in the case 34.
  • Operation wiring (not shown) used for signal transfer to the winding apparatus 30 is connected to the landing hall side operation switch portion 37.
  • the winding apparatus 30 performs wind-up and feed-out of the wire rope 29 in accordance with operations of the landing hall side operation switch portion 37.
  • the ceiling portion 18 thus moves upward and downward.
  • a ceiling portion side operation switch portion 39 for moving the ceiling portion 18 upward and downward is provided in the ceiling portion 18 separately from the landing hall side operation switch portion 37.
  • Operation wiring 40 (operation cable) used for transferring signals to the winding apparatus 30 is connected to the ceiling portion side operation switch portion 39.
  • the ceiling portion 18 is also moved upward and downward by operating the ceiling portion side operation switch portion 39.
  • Electric wiring 42 (electric cable) used for electric power supply and control is connected to the electric devices 41.
  • a wire winding apparatus 43 that winds the operation wiring 40 and electric wiring 42 is attached in the upper end portion of the cage main body 17.
  • Fig. 6 is a front view that shows the wire winding apparatus 43 of Fig. 5 .
  • the wire winding apparatus 43 has a support portion 44 that is fixed to the upper end portion of the cage main body 17, a shaft 45 that is fixed to, and supported horizontally by, the support portion 44, a winding wheel 46 that is rotatably supported by the shaft 45, and a spiral spring 47 that is an elastic member, one end portion thereof connected to the shaft 45 and another end portion thereof connected to the winding wheel 46.
  • the operation wiring 40 and electric wiring 42 are wound around the winding wheel 46.
  • the winding wheel 46 is urged by the spiral spring 47 in a direction for winding the operation wiring 40 and electric wiring 42.
  • the operation wiring 40 and electric wiring 42 are wound by the wire winding apparatus 43 as the ceiling portion 18 ascends.
  • the operation wiring 40 and electric wiring 42 are fed out from the wire winding apparatus 43, against the urging force of the spiral spring 47, as the ceiling portion 18 descends. That is, the length of the portion of the operation wiring 40 between the ceiling portion side operation switch portion 39 and the wire winding apparatus 43, and the length of the portion of electric wiring 42 between the electric devices 41 and the wire winding apparatus 43, are each regulated by the wire winding apparatus 43 according to upward and downward motion of the ceiling portion 18.
  • the ceiling portion 18 is at a normal operation position.
  • the car 4 is moved to the uppermost floor, and then a worker at the landing hall 32 removes the cover 35 from the landing hall operation panel 33, and operates the landing hall side operation switch portion 37.
  • the ceiling portion 18 is thus lowered to the getting on/off position.
  • the operation wiring 40 and electric wiring 42 are fed out from the wire winding apparatus 43, against the urging force of the spiral spring 47.
  • the ceiling portion 18 is then raised to the maintenance work position by the worker on the ceiling portion 18 operating the ceiling portion side operation switch portion 39. After the ceiling portion 18 is stopped at the maintenance work position, maintenance and inspection work on equipment such as the driving apparatus 7 and the control panel 15, is performed by the worker on the ceiling portion 18. After the work is completed, the ceiling portion 18 is returned to its normal operating position by reversing the procedures described above.
  • the landing hall side operation switch portion 37 for moving the ceiling portion 18 upward and downward is provided at the landing hall 32. It is therefore easy to perform upward and downward movement of the ceiling portion 18 from the landing hall 32, it is easy for the worker to move between the landing hall 32 and the ceiling portion 18, and it is easy to carry in and carry out tools. Further, by stopping the ceiling portion 18 at the maintenance work position located between the normal operating position and the getting on/off position, maintenance and inspection work can be easily carried out on the equipment within the hoistway 1 from above the car 4. Moreover, reductions in designability within the cage 16 can be prevented, and the overhead size of the hoistway 1 can be made smaller. In addition, it is not necessary to provide a separate work stand within the cage 16.
  • the landing hall operation panel 33 that has the landing hall call button 36 is provided in the landing hall 32, and the landing hall side operation switch portion 37 is housed within the landing hall operation panel 33. Reductions in designability of the landing hall 32 can therefore be prevented. Furthermore, it is not necessary to provide a new box for housing the landing hall side operation switch portion 37.
  • the ceiling portion side operation switch portion 39 for moving the ceiling portion 18 upward and downward is provided in the ceiling portion 18 separately from the landing hall side operation switch portion 37.
  • the ceiling portion 18 can therefore be moved upward and downward by a worker on the ceiling portion 18, and operational efficiency can thus be improved.
  • the electric devices 41 is supported by the ceiling portion 18.
  • the length of the portion of electric wiring 42, which is connected to the electric devices 41, between the electric devices 41 and the wire winding apparatus 43 is adjusted by the wire winding apparatus 43 winding electric wiring 42 according to upward and downward movement of the ceiling portion 18. It is therefore unnecessary to provide a connector portion to electric wiring 42 for connection and disconnection thereof. Accordingly, the time and labor involved in connecting and disconnecting the connector portion can be eliminated, and operational efficiency can thus be improved. Further, slack in electric wiring 42 can be reduced, and obstructions to the upward and downward movement of the ceiling portion 18 caused by electric wiring 42 can be prevented.
  • the ceiling portion side operation switch portion 39 is connected to the operation wiring 40 and as the length of the portion of the operation wiring 40 between the ceiling portion side operation switch portion 39 and the wire winding apparatus 43 is adjusted by the wire winding apparatus 43 according to upward and downward movement of the ceiling portion 18, it is therefore unnecessary to provide a connector portion to the operation wiring 40 for connection and disconnection thereof. Accordingly, the time and labor involved in connecting and disconnecting the connector portion can be eliminated, and operational efficiency can thus be increased. Further, slack in the operation wiring 40 can be reduced, and obstructions to the upward and downward motion of the ceiling portion caused by operation wiring 40 can be prevented.
  • the ceiling portion 18 is suspended by the wire rope 29, and is moved upward and downward by the winding apparatus 30 winding the wire rope 29. Therefore there is no influence on designability within the cage 16.
  • the ceiling portion 18 can be made to move upward and downward by employing a simple structure, and can be stopped and held at a predetermined position. Further, the height of the ceiling portion 18 can be continuous adjusted. The ceiling portion 18 can be stopped at a position suitable for work, and operational efficiency can thus be improved.
  • the protective member 31 is disposed in the end surfaces of the ceiling portion 18, opposing the inner wall surfaces of the cage main body 17.
  • the ceiling portion 18 can therefore be made to move smoothly upward and downward, and damage to the inner wall surfaces of the cage main body 17 due to contact with the ceiling portion 18 can be prevented.
  • first to the fourth cage main body pulleys 21 to 24 are each disposed at one of the four corners of the upper end portion of the cage main body 17, and the first to the fourth ceiling portion pulleys 25 to 28 are each disposed at one of the four corners on the ceiling portion 18.
  • the ceiling portion 18 can therefore be stabilized, and made to move upward and downward.
  • the ceiling portion 18 is suspended by the wire rope 29 in the example described above, the ceiling portion may also be suspended by using, for example, belts, chains, or the like.
  • the ceiling portion 18 is made to move upward and downward by the winding apparatus 30 that winds the wire rope 29, the ceiling portion 18 may also be made to move upward and downward by using, for example, hydraulic actuators or the like.
  • a locking means that regulates the descent of the ceiling portion 18 and is mechanically joined to the ceiling portion 18 when the ceiling portion 18 is in the normal operating position may also be provided between the cage main body 17 and the ceiling portion 18.
  • the entire ceiling portion 18 is made to move upward and downward in the example described above, it is also possible to make only a portion of the ceiling portion 18 move upward and downward.
  • a lower limit stopping means for automatically stopping the ceiling portion 18 at the getting on/off position may also be provided in the car 4 so that the ceiling portion 18 does not descend further than the getting on/off position.

Landscapes

  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)
  • Elevator Control (AREA)

Claims (5)

  1. Aufzugvorrichtung mit einer Kabine (16), die innerhalb eines Aufzugschachts (1) hoch und runter gefahren wird, bei der die Kabine (16) einen Kabinenhauptkörper (17), der mit einem Kabineneingang (17a) versehen ist, und einen Deckenabschnitt (18) aufweist, der in einem oberen Endabschnitt des Kabinenhauptkörpers (17) vorgesehen ist, wobei
    der Deckenabschnitt (18) nach oben und nach unten zwischen einer normalen Betriebsposition, die an dem oberen Endabschnitt des Kabinenhauptkörpers (17) angeordnet ist, und einer Einstiegs-/Ausstiegssposition beweglich ist, die tiefer als die normale Betriebsposition innerhalb des Kabinenhauptkörpers (17) angeordnet ist, und die zum Ermöglichen einer Bewegung eines Beschäftigten von einer Zugangshalle (32) durch den Eingang und auf den Deckenabschnitt (18) vorgesehen ist,
    dadurch gekennzeichnet, dass
    die Zugangshalle (32) mit einem zugangshallenseitigen Steuerschalterabschnitt (37) zum Bewegen des Deckenabschnitts (18) nach oben und nach unten vorgesehen ist.
  2. Aufzugvorrichtung nach Anspruch 1, dadurch gekennzeichnet, dass die Zugangshalle (32) ferner mit einem Zugangshallenbedienfeld (33) mit einem Zugangshallenrufknopf (36) versehen ist, und bei welcher der zugangshallenseitige Bedienschalterabschnitt (37) innerhalb des Bedienfelds (33) versehen ist.
  3. Aufzugvorrichtung nach Anspruch 1, dadurch gekennzeichnet, dass der Deckenabschnitt (18) mit einem deckenabschnittseitigen Bedienschalterabschnitt (39) zum Bewegen des Deckenabschnitts (18) nach oben und nach unten versehen ist, der von dem zugangshallenseitigen Bedienschalterabschnitt (37) getrennt ist.
  4. Aufzugvorrichtung nach Anspruch 3, dadurch gekennzeichnet, dass eine Drahtaufwickelvorrichtung (43) vorgesehen ist und dass die Länge eines Abschnitts einer Bedienverdrahtung (40), die mit dem deckenabschnittseitigen Bedienschalterabschnitt (39) verbunden ist, zwischen dem deckenabschnittseitigen Bedienschalter (39) und der Drahtaufwickelvorrichtung (43) gemäß einer nach oben und nach unten Bewegung des Deckenabschnitts (18) durch die Drahtaufwickelvorrichtung (43), welche die Bedienverdrahtung (40) aufwickelt, eingestellt wird.
  5. Aufzugvorrichtung nach Anspruch 1, dadurch gekennzeichnet, dass eine Drahtaufwickelvorrichtung (43) vorgesehen ist und dass eine elektrische Einrichtung (41) durch den Deckenabschnitt (18) abgestützt wird, und bei welcher die Länge eines Abschnitts einer elektrischen Verdrahtung (42), die mit der elektrischen Einrichtung (41) verbunden ist, zwischen der elektrischen Einrichtung (41) und der Drahtaufwickelvorrichtung (43) dadurch eingestellt wird, dass die Drahtaufwickelvorrichtung (41) die elektrische Verdrahtung (42) aufwickelt.
EP02783621A 2002-11-26 2002-11-26 Aufzugseinrichtung Expired - Lifetime EP1566357B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2002/012326 WO2004048245A1 (ja) 2002-11-26 2002-11-26 エレベータ装置

Publications (3)

Publication Number Publication Date
EP1566357A1 EP1566357A1 (de) 2005-08-24
EP1566357A4 EP1566357A4 (de) 2010-09-01
EP1566357B1 true EP1566357B1 (de) 2011-08-17

Family

ID=32375607

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02783621A Expired - Lifetime EP1566357B1 (de) 2002-11-26 2002-11-26 Aufzugseinrichtung

Country Status (5)

Country Link
EP (1) EP1566357B1 (de)
JP (1) JP4323431B2 (de)
KR (1) KR20040071325A (de)
CN (1) CN100352752C (de)
WO (1) WO2004048245A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2460290B1 (es) * 2012-11-12 2014-11-18 Rubén PALOMINO BUSTOS Sistema de techo con desplazamiento vertical para ascensor
AT517871B1 (de) * 2015-10-16 2017-12-15 Norbert Steiner Aufzugskabine
AT15711U1 (de) * 2016-05-19 2018-04-15 Steiner Norbert Aufzugskabine
EP3484806B1 (de) 2016-07-15 2021-04-07 KONE Corporation Aufzugsanordnung zum öffnen des daches einer aufzugskabine
AT519275B1 (de) * 2016-10-21 2018-10-15 Norbert Steiner Aufzug sowie Verfahren zur Lieferung von Paketen
CN109384129A (zh) * 2017-08-08 2019-02-26 三菱电机上海机电电梯有限公司 电动升降逃生装置、电梯和方法
CN109384119A (zh) * 2017-08-08 2019-02-26 三菱电机上海机电电梯有限公司 机械式升降逃生装置、电梯和方法
EP3546412B1 (de) 2018-03-27 2024-09-18 Otis Elevator Company Aufzugkabinendeckenzugangssystem
KR102486567B1 (ko) * 2020-10-19 2023-01-10 현대엘리베이터주식회사 엘리베이터 카
EP4303164B1 (de) * 2022-07-04 2025-11-26 OTIS Elevator Company Aufzugskabine mit faltbarer arbeitsplattform
EP4506291A1 (de) * 2023-08-10 2025-02-12 Otis Elevator Company Aufzugskabine mit verstaubarer arbeitsplattform
EP4650312A1 (de) * 2024-05-16 2025-11-19 Otis Elevator Company Verfahren zur bereitstellung des zugriffs auf mindestens eine komponente einer aufzugsanlage und aufzugsanlage
EP4663589A1 (de) * 2024-06-14 2025-12-17 Otis Elevator Company Aufzugskabine und aufzugsanordnung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06278973A (ja) * 1993-03-30 1994-10-04 Mitsubishi Electric Corp エレベータのかご室天井装置
JPH09263372A (ja) * 1996-03-28 1997-10-07 Mitsubishi Denki Bill Techno Service Kk エレベータかご天井昇降装置
US6691833B1 (en) * 1999-02-05 2004-02-17 Inventio Ag Elevator without a machine room
WO2001081229A1 (de) * 2000-04-20 2001-11-01 Inventio Ag Einrichtung zur ausführung von arbeiten in einem aufzugsschacht
JP2002114462A (ja) * 2000-10-11 2002-04-16 Mitsubishi Electric Building Techno Service Co Ltd エレベータの保守点検時運転装置
JP2002173277A (ja) * 2000-12-08 2002-06-21 Mitsubishi Electric Building Techno Service Co Ltd エレベータ最上階故障停止時のかご降下方法
DE10104351A1 (de) * 2001-02-01 2002-08-22 Ingenieurgesellschaft Foerder Aufzug mit auf der Aufzugskabine mitfahrender Antriebseinheit und Steuereinheit

Also Published As

Publication number Publication date
WO2004048245A1 (ja) 2004-06-10
JPWO2004048245A1 (ja) 2006-03-23
JP4323431B2 (ja) 2009-09-02
KR20040071325A (ko) 2004-08-11
EP1566357A1 (de) 2005-08-24
CN1615263A (zh) 2005-05-11
EP1566357A4 (de) 2010-09-01
CN100352752C (zh) 2007-12-05

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