JPWO2002022487A1 - Elevator equipment - Google Patents

Elevator equipment Download PDF

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Publication number
JPWO2002022487A1
JPWO2002022487A1 JP2002526688A JP2002526688A JPWO2002022487A1 JP WO2002022487 A1 JPWO2002022487 A1 JP WO2002022487A1 JP 2002526688 A JP2002526688 A JP 2002526688A JP 2002526688 A JP2002526688 A JP 2002526688A JP WO2002022487 A1 JPWO2002022487 A1 JP WO2002022487A1
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JP
Japan
Prior art keywords
elevator apparatus
hoistway
machine base
landing
apparatus according
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
JP2002526688A
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Japanese (ja)
Inventor
水野 幸臣
Original Assignee
三菱電機株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to PCT/JP2000/006322 priority Critical patent/WO2002022487A1/en
Publication of JPWO2002022487A1 publication Critical patent/JPWO2002022487A1/en
Application status is Granted legal-status Critical

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    • 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
    • B66B11/0035Arrangement of driving gear, e.g. location or support
    • B66B11/0045Arrangement of driving gear, e.g. location or support in the hoistway
    • 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
    • B66B11/043Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00Other common features of elevators

Abstract

In the elevator apparatus, an opening (14) communicating the upper part of the landing (12) and the inside of the hoistway (11) is provided on the front wall (11a) of the hoistway (11). A plurality of removable soundproof and fireproof covers (15) are attached to the landing (12) side and the hoistway (11) side of the opening (14). In the installation space (20) surrounded by the soundproof and fireproof cover (15), a driving device (23) for raising and lowering the car (27) is arranged.

Description

TECHNICAL FIELD The present invention relates to a machine room-less elevator without a dedicated machine room for installing a drive device.
2. Description of the Related Art Conventionally, in a machine room-less elevator having no machine room, as shown in, for example, Japanese Patent Application Laid-Open No. 7-10434, a driving device for raising and lowering a car and a counterweight is provided in an upper part of a hoistway. Are located in However, when the size of the driving device is large, the driving device may not be arranged in the hoistway. In such a case (for example, as shown in FIG. 23, a recess 2 is formed by projecting a part of the wall 1 a of the hoistway 1 outward, and the driving device 3 is disposed in the recess 2.
However, in the recess 2, in addition to the space for installing the driving device 3, it is necessary to secure a space for an operator to work during maintenance and inspection and a space for removing parts of the driving device 3. . In addition, the entrance of the concave portion 2 needs to be large enough for a worker to enter, and when devices such as rails are located in front of the entrance, the concave portion 2 needs to be further enlarged to avoid the device. Yes, construction costs are high. Further, since the entrance of the concave portion is large, the size of the machine base 4 supporting the driving device 3 is also large.
DISCLOSURE OF THE INVENTION The present invention has been made to solve the above-described problems, and can reduce an installation space for a drive device and facilitate maintenance work on the drive device. The aim is to obtain a device.
An elevator apparatus according to the present invention has a hoistway having a front wall positioned between a landing and a car, a car to be lifted and lowered in the hoistway, a driving device for driving the sheave, and a drive device for raising and lowering the car, and being wound around a driving sheave. The front wall is provided with an opening communicating with the upper part of the landing and the inside of the hoistway, and a plurality of detachable pluralities are provided on the landing side and the hoistway side of the opening. And a drive unit is disposed in an installation space surrounded by the soundproof and fireproof cover.
BEST MODE FOR CARRYING OUT THE INVENTION Preferred embodiments of the present invention will be described below with reference to the drawings.
Embodiment 1 FIG.
1 is a longitudinal sectional view of an elevator apparatus according to Embodiment 1 of the present invention, FIG. 2 is a plan view showing the elevator apparatus of FIG. 1, and FIG. 3 is an enlarged view of a main part of FIG.
In the figure, the hoistway 11 has a front wall 11a located between the hall 12 and a rear wall 11b opposed to the front wall 11a, and a pair of side walls 11c and 11d. A landing doorway 13 is provided on the front wall 11a. The front wall 11 a of the landing 12 on the top floor is provided with an opening 14 that communicates the upper part of the landing 12 with the inside of the hoistway 11. The opening 14 is located above the landing entrance 13 on the top floor.
A plurality of detachable soundproof and fireproof covers 15 and 16 are respectively attached to the landing 12 side and the hoistway 11 side of the opening 14. These soundproof and fireproof covers 15, 16 are attached to the ceiling 18 and the front wall 11 a by a plurality of attachments 17. The soundproofing and fireproof cover 15 on the landing 12 side can be divided into two parts at the center, and the divided parts are connected by a metal fitting 19.
A machine table 21 is fixed in an installation space 20 surrounded by the soundproof and fireproof covers 15 and 16. A drive unit (winding machine) 23 is supported on the machine base 21 via a plurality of vibration isolating rubbers 22. The drive device 23 has a drive sheave 24.
A pair of car guide rails 25 and a pair of counterweight guide rails 26 are installed in the hoistway 11. The car 27 is guided by the car guide rail 25 and is moved up and down in the hoistway 11 by the driving device 23. The counterweight 28 is guided by the counterweight guide rail 26 and is moved up and down in the hoistway 11 by the driving device 23.
A support beam 29 is fixed to the upper ends of the guide rails 25 and 26. The support beam 29 is in contact with the rear wall 11b. A car side turning wheel 30 and a counterweight side turning wheel 31 are supported. A connection beam 32 that transmits a horizontal force applied to the machine base 21 to the support beam 29 is connected between the support beam 29 and the machine base 21.
A pair of car suspension wheels 33 is provided below the car 27. A counterweight suspending wheel 34 is provided above the counterweight 28. A main rope 35 for suspending the car 27 and the counterweight 28 is wound around the drive sheave 24. A plurality of holes 16 a through which the main cable 35 passes are provided in the soundproof and fireproof cover 16 on the hoistway 11 side.
One end of the main rope 35 is connected to a cleat (not shown) at the upper part of the hoistway 11, and the car suspension wheel 33, the car side return wheel 30, the drive sheave 24, the counterweight weight side return wheel 31, and It is wound around in order of the counterweight lifting wheel 34, and the other end is connected to a cleat (not shown) on the upper part of the hoistway 11.
In such an elevator apparatus, an opening 14 is provided in the front wall 11a of the hoistway 11, and detachable soundproof and fireproof covers 15, 16 are attached to the landing 12 side of the opening 14 and the hoistway 11 side. Since the drive device 23 is disposed in the installation space 20 surrounded by the covers 15 and 16, the maintenance and inspection work on the drive device 23 can be performed from the landing 12 side by removing the soundproof and fireproof cover 15.
Therefore, there is no need for an operator to enter the installation space 20, and the installation space 20 for the drive device 23 can be reduced, and maintenance work for the drive device 23 can be facilitated. Further, by merely providing the opening 14 in the front wall 11a of the hoistway 11, there is almost no influence on the structure on the building side, and conversely, there is little restriction from the building side.
Further, since the connection beam 32 is provided between the machine base 21 and the support beam 29, the horizontal force applied to the machine base 21 is applied to the wall of the hoistway 11 via the connection beam 32 and the support beam 29. Then, it is transmitted to the rear wall 11b. Therefore, the support structure of the machine base 21 can be simplified.
Embodiment 2 FIG.
Next, FIG. 4 is a longitudinal sectional view of an elevator apparatus according to Embodiment 2 of the present invention, FIG. 5 is a plan view showing the elevator apparatus of FIG. 4, and FIG. 6 is an enlarged view of a main part of FIG.
In the figure, a machine table 41 is fixed in the installation space 20. A thin drive device 42 is horizontally mounted on the machine base 41 via a plurality of vibration isolating rubbers 22. The drive device 42 has a drive sheave 43. The drive sheave 43 is rotated about a vertical rotation axis. Other configurations are the same as in the first embodiment.
By using such a thin drive device 42, the installation space 20 for the drive device 42 can be further reduced, and the space can be saved.
Embodiment 3 FIG.
Next, FIG. 7 is a longitudinal sectional view showing a main part of an elevator apparatus according to Embodiment 3 of the present invention. In this example, a machine base 44 supporting the driving device 23 is rotatable about a shaft pin 45. A screw support 46 is fixed to the machine base 44, and a screw rod 47 is screwed to the screw support 46. At the end of the screw rod 47, a socket 48 with a square hole is provided.
The machine base 44 is rotated about the shaft pin 45 by rotating the screw rod 47. As a result, the driving device 23 is moved from the normal installation position to the landing 12 side. Other configurations are the same as in the first embodiment.
FIG. 8 is a longitudinal sectional view showing a state of the driving device 23 of FIG. 7 at the time of maintenance and inspection. At the time of maintenance and inspection, the soundproof and fireproof covers 15 and 16 are removed (only the soundproof and fireproof cover 15 may be removed), and the screw rod 47 is rotated using the handle 49. Thereby, the driving device 23 is moved to a position where it is easy to work. Therefore, the workability of the maintenance and inspection work can be improved.
Embodiment 4 FIG.
FIG. 9 is a longitudinal sectional view showing a main part of an elevator apparatus according to Embodiment 4 of the present invention. In the figure, a machine base 44 is supported by a slide member 51 via a shaft pin 45. The slide member 51 is supported by the ceiling 18 so as to be slidable along a slide guide 52. A screw rod 53 is screwed into the slide member 52. At the end of the screw rod 53, a socket 54 with a square hole is provided.
The slide member 52 is moved along the slide guide 52 by rotating the screw rod 53. As a result, the driving device 23 is moved from the normal installation position to the landing 12 side. Other configurations are the same as those of the third embodiment.
FIG. 10 is a longitudinal sectional view showing the state of the drive device 23 of FIG. 9 at the time of maintenance and inspection. At the time of maintenance and inspection, the soundproof and fireproof covers 15 and 16 are removed, and the screw rods 47 and 53 are rotated using the handle 49. Thereby, the driving device 23 is moved to a position where it is easy to work. Therefore, the workability of the maintenance and inspection work can be improved.
Embodiment 5 FIG.
Next, FIG. 11 is a longitudinal sectional view showing a main part of an elevator apparatus according to Embodiment 5 of the present invention. In this example, a machine base 55 supporting the thin drive device 42 is attached to the front wall 11a so as to be rotatable about a shaft pin 56. A screw receiver 57 is provided on the front wall 11a, and a screw rod 58 is screwed into the screw receiver 57. At the end of the screw rod 58, a socket 59 with a square hole is provided. A guide pipe 60 is attached to the machine base 55 as a disengagement prevention means for preventing the angle of entry of the main rope 35 into the drive sheave 43 due to the displacement of the drive device 42.
The machine base 55 is rotated about the shaft pin 56 by rotating the screw rod 58. Thereby, the drive device 42 is moved from the normal installation position to the landing 12 side. Other configurations are the same as in the second embodiment.
FIG. 12 is a longitudinal sectional view showing the state of the driving device 42 of FIG. 11 at the time of maintenance and inspection. At the time of maintenance and inspection, the soundproof and fireproof covers 15 and 16 are removed, and the screw rod 58 is rotated using the handle 49. Thereby, the driving device 42 is moved to a position where it is easy to work. Therefore, the workability of the maintenance and inspection work can be improved.
Further, since the machine base 55 is provided with the guide pipe 60, it is possible to prevent a change in the angle of entry of the main cable 35 into the drive sheave 43 due to the displacement of the drive device 42, and the main cable 35 comes off the drive sheave 43. Is prevented.
Embodiment 6 FIG.
FIG. 13 is a longitudinal sectional view showing a main part of an elevator apparatus according to Embodiment 6 of the present invention. In the figure, a machine base 61 that supports a driving device 42 can move obliquely toward a landing 12 along a slide guide 62. A screw bar 63 is screwed into the machine base 61. At the end of the screw rod 63, a socket 64 with a square hole is provided.
A guide pipe 65 is attached to the machine base 61 as a disengagement prevention means for preventing a change in the angle of entry of the main rope 35 into the drive sheave 43 due to the displacement of the drive device 42. Other configurations are the same as in the fifth embodiment.
FIG. 14 is a longitudinal sectional view showing the state of the drive device 42 of FIG. 13 at the time of maintenance and inspection. At the time of maintenance and inspection, the soundproof and fireproof covers 15 and 16 are removed, and the screw rod 63 is rotated using the handle 49. Thereby, the driving device 42 is moved to a position where it is easy to work. Therefore, the workability of the maintenance and inspection work can be improved.
Further, since the machine base 61 is provided with the guide pipe 65, it is possible to prevent a change in the angle of entry of the main cable 35 into the drive sheave 43 due to the displacement of the drive device 42, and the main cable 35 comes off from the drive sheave 43. Is prevented.
In the third to sixth embodiments, since the rope tension acts on the driving devices 23 and 42, a large force is applied to the screw rods 47, 53, 58 and 63 particularly in an elevator device having a large loading load. The movement of the driving devices 23 and 42 is difficult. On the other hand, the car 27 and the counterweight 28 are supported at a certain height position in the hoistway 11, and the rope tension is reduced, and then the screw rods 47, 53, 58, 63 are rotated. The displacement of 23 and 42 becomes easy.
In addition, during normal operation, the positions of the driving devices 23 and 42 are fixed by fixing tools (not shown) such as fixing bolts, and the driving devices 23 and 42 are displaced by releasing the fixing devices during maintenance and inspection. Good.
Embodiment 7 FIG.
Next, FIG. 15 is a side view showing a state of the elevator device according to Embodiment 7 of the present invention at the time of maintenance and inspection, FIG. 16 is a perspective view of a main part of FIG. 15 viewed from the landing side, and FIG. It is an exploded perspective view showing a scaffold device.
In the figure, a scaffolding frame 71 is fixed to the front wall 11a on the landing 12 side. On the scaffolding frame 71, a scaffolding device 72 on which an operator gets on during maintenance and inspection of the drive device 42 is hooked and supported. The scaffold device 72 has a foldable scaffold frame 73 and a plurality of scaffold plates 74.
The scaffold frame 73 includes a pair of lower frames 75, a connection link 76 connecting the lower frames 75, a pair of vertical frames 77, a pair of first handrail links 78, a pair of second handrail links 79, and a lower frame 75. A pair of first handrail support links 80 connected between the first handrail link 78 and a pair of second handrail support links connected between the lower frame 75 and the second handrail link 79. 81, a connecting handrail 82 connected between the second handrail supporting links 81, a pair of first diagonal links 83 connected between the vertical frame 77 and the first handrail link 78, and a first handrail It has a pair of second diagonal links 84 connected between the link 78 and the lower frame 75.
A handrail support link stopper 85 is provided at the tip of each lower frame 75. At the upper end of each vertical frame 77, a hook 86 that is hooked on the scaffolding frame 71 is fixed. Each scaffold plate 74 is provided with a plurality of hooks 74a that engage with the lower frame 75. A ladder 87 is bridged between the floor of the landing 12 and the scaffolding device 72.
In such an elevator device, the scaffold device 72 is attached near the opening 14 at the time of maintenance and inspection, so that the workability and safety of the maintenance and inspection work are improved. Further, the scaffolding device 72 can be disassembled into a foldable scaffolding frame 73 and a plurality of scaffolding plates 74, so that storage and transportation are easy.
Embodiment 8 FIG.
Next, FIG. 18 is a longitudinal sectional view showing a main part of an elevator apparatus according to Embodiment 8 of the present invention, and FIG. 19 is a plan view showing the elevator apparatus of FIG. In this example, a control panel 91 for controlling the operation of the elevator apparatus is fixed to an outer peripheral portion of the soundproofing and fireproof cover 15 on the landing 12 side. The lid 92 of the control panel 91 is opened from the landing 12 side by sliding. Other configurations are the same as in the second embodiment.
In such an elevator apparatus, since the control panel 91 is fixed to the outer periphery of the soundproofing and fireproof cover 15, the soundproofing and fireproof cover 15 can be partially thinned. Further, maintenance work on the control panel 91 can be easily performed on the landing 12 side.
Embodiment 9 FIG.
Next, FIG. 20 is a longitudinal sectional view showing a main part of an elevator apparatus according to Embodiment 9 of the present invention, and FIG. 21 is a plan view showing the elevator apparatus of FIG. In this example, a control panel 91 is accommodated in the installation space 20 of the drive device 42. As shown in FIG. 22, the control panel 91 can be pulled out along the slide guide 93 to the hall 12 side.
In such an elevator apparatus, since the driving device 42 and the control panel 91 are accommodated in the installation space 20, the space can be efficiently used to save space. Further, maintenance work on the control panel 91 can be easily performed on the landing 12 side.
[Brief description of the drawings]
FIG. 1 is a longitudinal sectional view of an elevator apparatus according to Embodiment 1 of the present invention,
FIG. 2 is a plan view showing the elevator apparatus of FIG. 1,
FIG. 3 is an enlarged view of a main part of FIG. 1,
FIG. 4 is a longitudinal sectional view of an elevator apparatus according to Embodiment 2 of the present invention,
FIG. 5 is a plan view showing the elevator apparatus of FIG. 4,
FIG. 6 is an enlarged view of a main part of FIG. 4,
FIG. 7 is a longitudinal sectional view showing a main part of an elevator apparatus according to Embodiment 3 of the present invention,
FIG. 8 is a longitudinal sectional view showing a state of the drive device of FIG. 7 during maintenance and inspection.
FIG. 9 is a longitudinal sectional view showing a main part of an elevator apparatus according to Embodiment 4 of the present invention,
FIG. 10 is a longitudinal sectional view showing a state of the drive device of FIG. 9 at the time of maintenance and inspection;
FIG. 11 is a longitudinal sectional view showing a main part of an elevator apparatus according to Embodiment 5 of the present invention,
FIG. 12 is a longitudinal sectional view showing a state of the drive device of FIG. 11 at the time of maintenance and inspection;
FIG. 13 is a longitudinal sectional view showing a main part of an elevator apparatus according to Embodiment 6 of the present invention,
FIG. 14 is a longitudinal sectional view showing a state of the drive device of FIG. 13 at the time of maintenance and inspection;
FIG. 15 is a side view showing a state at the time of maintenance and inspection of the elevator apparatus according to Embodiment 7 of the present invention.
FIG. 16 is a perspective view of the main part of FIG. 15 viewed from the landing side,
FIG. 17 is an exploded perspective view showing the scaffold device of FIG. 15,
FIG. 18 is a longitudinal sectional view showing a main part of an elevator apparatus according to Embodiment 8 of the present invention,
FIG. 19 is a plan view showing the elevator apparatus of FIG. 18,
FIG. 20 is a longitudinal sectional view showing a main part of an elevator apparatus according to Embodiment 9 of the present invention,
FIG. 21 is a plan view showing the elevator apparatus of FIG. 20,
FIG. 22 is a longitudinal sectional view showing a state where the control panel of FIG. 20 is pulled out to the landing side,
FIG. 23 is a configuration diagram illustrating an example of a conventional elevator device.

Claims (8)

  1. Hoistway with a front wall located between the landing and
    A car that is raised and lowered in this hoistway,
    A drive device having a drive sheave, a drive device for raising and lowering the car, and an elevator device that is wound around the drive sheave and includes a main rope that suspends the car,
    The front wall is provided with an opening communicating the upper part of the landing with the inside of the hoistway, and a plurality of detachable soundproof and fireproof covers are provided on the landing side and the hoistway side of the opening. And an elevator apparatus in which the driving device is disposed in an installation space surrounded by the soundproof and fireproof cover.
  2. A machine base fixed in the installation space and supporting the driving device, and provided between the wall of the hoistway and the machine base to transmit a horizontal force applied to the machine base to the wall. The elevator apparatus according to claim 1, further comprising a connecting beam.
  3. The elevator apparatus according to claim 1, wherein the drive device is displaceable from a normal installation position to the landing side.
  4. 4. The elevator apparatus according to claim 3, further comprising: a disengagement prevention unit configured to prevent a change in an angle of entry of the main rope with respect to the drive sheave due to a displacement of the drive unit.
  5. The drive device is supported by a displaceable machine base, and the disengagement prevention means is a guide pipe attached to the machine base and restricting displacement of the main rope with respect to the machine base when the machine base is displaced. The elevator device according to claim 4.
  6. The elevator apparatus according to claim 1, further comprising a scaffolding device attached near the opening during maintenance and inspection.
  7. The elevator apparatus according to claim 1, wherein a control panel is fixed to an outer peripheral portion of the soundproof and fireproof cover on the landing side.
  8. The elevator apparatus according to claim 1, wherein a control panel is accommodated in the installation space, and the control panel is displaceable toward a landing.
JP2002526688A 2000-09-14 2000-09-14 Elevator equipment Granted JPWO2002022487A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2000/006322 WO2002022487A1 (en) 2000-09-14 2000-09-14 Elevator device

Publications (1)

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JPWO2002022487A1 true JPWO2002022487A1 (en) 2004-01-22

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ID=11736459

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002526688A Granted JPWO2002022487A1 (en) 2000-09-14 2000-09-14 Elevator equipment

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EP (1) EP1329411B1 (en)
JP (1) JPWO2002022487A1 (en)
CN (1) CN1178845C (en)
DE (1) DE60041420D1 (en)
WO (1) WO2002022487A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2014597A1 (en) * 2006-05-01 2009-01-14 Mitsubishi Denki Kabushiki Kaisha Elevator device
WO2010065039A2 (en) 2008-12-05 2010-06-10 Otis Elevator Company Elevator system including control electronics supported on an elevator machine support
CN102232051B (en) 2008-12-05 2015-05-06 奥的斯电梯公司 Elevator machine support
WO2010065040A1 (en) 2008-12-05 2010-06-10 Otis Elevator Company Elevator system and installation method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0130466Y2 (en) * 1984-04-16 1989-09-18
JPH0631145B2 (en) * 1986-04-01 1994-04-27 三菱電機株式会社 Elevator - the other apparatus
FI94123C (en) 1993-06-28 1995-07-25 Kone Oy Pinion Elevator
FI98209C (en) * 1994-05-04 1997-05-12 Kone Oy Traction sheave elevator hoisting unit and machine space
EP1042209B1 (en) 1998-02-26 2005-08-31 Otis Elevator Company Elevator system having drive motor located adjacent to hoistway door
AT306455T (en) * 1999-08-19 2005-10-15 Inventio Ag Elevator with a drive unit arranged in an elevator

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Publication number Publication date
DE60041420D1 (en) 2009-03-05
CN1390183A (en) 2003-01-08
CN1178845C (en) 2004-12-08
WO2002022487A1 (en) 2002-03-21
EP1329411A4 (en) 2006-05-31
EP1329411B1 (en) 2009-01-14
EP1329411A1 (en) 2003-07-23

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Effective date: 20071204