EP2692676B1 - Double deck elevator - Google Patents

Double deck elevator Download PDF

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Publication number
EP2692676B1
EP2692676B1 EP11861995.6A EP11861995A EP2692676B1 EP 2692676 B1 EP2692676 B1 EP 2692676B1 EP 11861995 A EP11861995 A EP 11861995A EP 2692676 B1 EP2692676 B1 EP 2692676B1
Authority
EP
European Patent Office
Prior art keywords
cage
floor
displacement
level
position adjusting
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.)
Active
Application number
EP11861995.6A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2692676A1 (en
EP2692676A4 (en
Inventor
Masahiko Koketsu
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
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Publication date
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Publication of EP2692676A1 publication Critical patent/EP2692676A1/en
Publication of EP2692676A4 publication Critical patent/EP2692676A4/en
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Publication of EP2692676B1 publication Critical patent/EP2692676B1/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/36—Means for stopping the cars, cages, or skips at predetermined levels
    • B66B1/40—Means for stopping the cars, cages, or skips at predetermined levels and for correct levelling at landings
    • B66B1/42—Means for stopping the cars, cages, or skips at predetermined levels and for correct levelling at landings separate from the main drive
    • 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
    • B66B11/0206—Car frames
    • B66B11/0213—Car frames for multi-deck cars
    • B66B11/022—Car frames for multi-deck cars with changeable inter-deck distances
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/02—Control systems without regulation, i.e. without retroactive action
    • B66B1/06—Control systems without regulation, i.e. without retroactive action electric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/36—Means for stopping the cars, cages, or skips at predetermined levels
    • B66B1/40—Means for stopping the cars, cages, or skips at predetermined levels and for correct levelling at landings
    • B66B1/42—Means for stopping the cars, cages, or skips at predetermined levels and for correct levelling at landings separate from the main drive
    • B66B1/425—Means for stopping the cars, cages, or skips at predetermined levels and for correct levelling at landings separate from the main drive adapted for multi-deck cars in a single car frame

Definitions

  • the present invention relates to a double deck elevator that has an inter-cage distance adjusting mechanism for adjusting the distance between the upper and lower cages.
  • a conventional art for a double deck elevator adjustable for inter-story heights is such that the upper and lower cages are disposed inside the main frame and wound around with ropes; the positions of the upper and lower cages are moved in mutually opposite directions by actuating a cage-position adjusting drive unit provided in the car, which allows adjustment for inter-story heights (refer to Patent Document 1, for example).
  • WO 2004/087552 A1 relates to an apparatus for driving a double-deck elevator to a landing level in the case of an elevator provided with hoisting ropes.
  • the apparatus is provided with at least a control device and a control unit by means of which the distances of the elevator cars from their respective levels are adjusted to mutually equal distances from their levels.
  • Patent Document 2 a floor leveling operation is performed simultaneously for the upper and lower cages by an inter-cage distance adjusting unit, based on the premise that floor displacement levels of the upper and lower cages due to getting on and off of passengers when the car arrives at a landing floor are substantially the same in the opposite directions.
  • floor displacements of the upper and lower cages happen to occur in the same direction and/or at different levels, raising a problem that it is difficult to reduce the floor displacement levels of the upper and lower cages to zero in a system in which the upper and lower cages are ganged to move together.
  • the present invention aims at providing a double deck elevator that is capable of adjusting floor displacement levels of the upper and lower cages to reduce the floor level differences by selecting either the main frame or the upper and lower cages or both to be moved, depending on conditions of the respective floor-displacement levels of the upper and lower cages.
  • a double deck elevator includes a main traction unit for actuating a main frame to travel up and down in a hoistway of a building; an upper and a lower cage disposed inside the main frame; a cage-position adjusting drive unit provided to a top portion of the main frame and having a position adjusting drive sheave around which ropes suspending the respective upper and lower cage from the main frame are wound, for varying a distance between the cages by moving inside the main frame the cages vertically in mutually opposite directions by rotating the position adjusting drive sheave; a determination means for making determination by comparing whether at least one of cage-doorway floor-displacement levels detected by cages' detection sensors provided to the respective cages is equal to or larger than a floor-displacement-level threshold value that is stored beforehand in a storage means and is a reference for whether or not the floor displacement level to be corrected; a calculation means for performing calculations by substituting respective floor
  • a double deck elevator of the present invention an advantageous effect is brought about that floor displacement levels of the upper and lower cages can be adjusted to reduce the floor level differences by selecting either the main frame or the upper and lower cages or both to be moved, depending on conditions of the respective floor displacement levels of the upper and lower cages.
  • a double deck elevator according to an embodiment 1 of the invention will be described. First of all, a configuration of the double deck elevator is described.
  • FIG. 1 is a schematic view illustrating a configuration of the double deck elevator according to the embodiment 1 of the present invention.
  • a main traction unit 20 having a main traction sheave 21 coupled thereto is installed at the top of an elevator hoistway, for driving an elevator car unit 50;
  • a deflection pulley 22 is disposed near the main traction unit 20, for keeping the elevator car unit 50 and a counterweight 25 from contact with each other;
  • a main cable 23 consisting of a plurality of ropes in a bundle is wound around the main traction sheave 21 and the deflection pulley 22, and at one end of main cable 23 the elevator car unit 50 is suspended and at the other end thereof the counterweight 25 is suspended;
  • the elevator car unit 50 and the counterweight 25 are suspended by the main cable 23 in a 1:1 roping arrangement and travel up and down in the hoistway by the traction force of the main traction unit 20.
  • the 1:1 roping arrangement refers to such a roping configuration that a speed ratio between the
  • a main frame 24 of the elevator car unit 50 is made up of a pair of vertical beams 1, a top beam 2, a middle beam 4 and a bottom beam 3, and is provided with a pair of upper-cage guide rails (not shown) and a pair of lower-cage guide rails (not shown).
  • the top beam 2 is fixed horizontally between the top ends of the vertical beams 1.
  • the middle beam 4 is fixed horizontally between the middle portions of the pair of vertical beams 1.
  • the bottom beam 3 is fixed horizontally between the bottom ends of the vertical beams 1.
  • the upper-cage guide rails and the lower-cage guide rails both are fixed inside the main frame 24 and in parallel with the vertical beams 1, for respectively guiding an upper cage 26 and a lower cage 28 moving up and down relative to the main frame 2.
  • the main frame 24 has vertically separated spaces.
  • the upper space i.e., between the top frame 2 and the middle beam 4
  • the lower cage 28 is disposed in the lower space, i.e., between the middle beam 4 and the bottom beam 3.
  • the upper cage 26 and the lower cage 28 are up-and-down movable along the upper-cage guide rails and the lower-cage guide rails, respectively.
  • the upper cage 26 and the lower cage 28 have suspending pulleys 27, 29 at their bottoms, for suspending the respective cages.
  • a plurality of ropes 30, 33 for respectively suspending the two upper and lower cages from the main frame are wound around the suspending pulleys.
  • One end of the rope 30 for the upper cage is secured to a securing member 31 provided to the top beam 2 at the top portion of the main frame, and the other end is wound around a position adjusting drive sheave 32 of a cage-position adjusting drive unit 5.
  • one end of the rope 33 for the lower cage is secured to a securing member 34 provided to the middle portion of the main frame, and the other end is wound around the position adjusting drive sheave 32 of the cage-position adjusting drive unit 5.
  • the cage-position adjusting drive unit 5 is secured to a bottom portion of the top beam 2, i.e., an upper portion of the main frame 24, for adjusting the distance between the upper cage 26 and the lower cage 28 by moving both of them vertically in mutually opposite directions inside the main frame 24. Further, the cage-position adjusting drive unit 5, which has the position adjusting drive sheave 32, is disposed so as to align the rotation axis of the position adjusting drive sheave 32 to be in parallel with the widthwise direction of the upper cage 26.
  • the upper-cage rope 30 and the lower-cage rope 33 are formed of one continuous rope, and the continuous other ends of the upper-cage rope 30 and the lower-cage ropes 33 are wound, for example, approximately one and a half turns around the position adjusting drive sheave 32.
  • the upper and lower cages are suspended with a roping arrangement of 2:1 and ganged to move together by actuating the cage-position adjusting drive unit 5.
  • a 2:1 roping arrangement refers to such a roping arrangement that the speed ratio between the main cable 23 and the car unit 50 is 2:1.
  • the upper-cage rope 30 and the lower-cage rope 33 may be formed of separate ropes.
  • the upper-cage rope 30 and the lower-cage rope 33 should be wound in the clockwise direction and the counterclockwise direction around the position adjusting drive sheave 32, and their respective other ends may be secured to an upper portion of the upper beam 2 and the middle beam 4, respectively.
  • Designated at 35 are buffers for the upper cage and at 36 are buffers for the lower cage, for absorbing shock of the cages.
  • the upper and lower cages 26, 28 are provided with detection sensors for detecting cage-doorway floor displacements occurring when or after landing.
  • Designated at 37 is an upper cage's detection sensor that is provided to the upper cage and capable of detecting a floor displacement level 41 by sensing a relative position to a plate 38 placed in the hoistway.
  • a lower cage's detection sensor 39 is provided to the lower cage and capable of detecting a floor displacement level 42 of the lower-cage doorway by sensing a relative position to a plate 40 placed in the hoistway.
  • a floor leveling control unit 12 On a top portion of the main frame 24, a floor leveling control unit 12 is provided that sends a floor-leveling operation instruction based on the floor displacement levels 41, 42 detected by the upper cage's detection sensor 37 and the lower cage's detection sensor 39 to the main traction unit 20, the cage-position adjusting drive unit 5, or both.
  • a reference numeral 6 indicates an inter-story height between contiguous upper and lower floors.
  • the car unit 50 (the main frame 24) and the counterweight 25 travel up and down in the hoistway by drive force by the main traction unit 20. While the upper cage 26 and the lower cage 28 land vertically contiguous landing floors at the same time, since inter-story heights of a building are in some cases not exactly constant but different depending on floors, in such case, the upper cage 26 and the lower cage 28 is moved up and down relative to the main frame 24 by the cage-position adjusting drive unit 5 so that the distance between the cages is adjusted in accordance with an inter-story height.
  • FIG. 2 is a functional block diagram showing a function of the floor leveling control unit according to the embodiment 1 of the present invention.
  • the upper cage's detection sensor 37 and the lower cage's detection sensor 39 are the detection sensors provided to the upper and lower cages, 26, 28, respectively, for detecting floor displacement levels.
  • the position of the plate 38 is determined so that when the position of the upper cage's detection sensor 37 coincides with that of the plate 38 placed in the hoistway, the floor displacement level becomes zero.
  • the position of the plate 40 is determined so that when the position of the lower cage's detection sensor 39 coincides with that of the plate 40, the floor displacement level becomes zero. Note that it is assumed that upward displacement of a cage from its reference position is expressed as positive, and downward displacement is expressed as negative.
  • the floor leveling control unit 12 provided on the top portion of the main frame 24 performs floor leveling, i.e., corrects a floor displacement by adjusting the positions of the upper and lower cages 26, 28 so that floor level differences occurring between landing floors and the upper and lower cages 26, 28 become within a threshold value or zero.
  • the floor leveling control unit 12 includes a floor-displacement level recognition and determination means 7, a conditional expression calculating means 8, a storage means 9, a floor-leveling operation selecting and calculating means 10, and a floor-leveling operation instruction means 11.
  • the floor-displacement level recognition and determination means (determination means) 7 recognizes the floor displacement levels 41, 42 detected by the upper cage's detection sensor 37 and the lower cage's detection sensor 39, and determines whether a floor displacement level of the upper cage 26 or the lower cage 28 is equal to or larger than the floor-displacement-level threshold value that is a reference for whether or not to perform floor leveling.
  • the storage means 9 stores in advance the threshold value, which is used in the comparison when the floor-displacement level recognition and determination means 7 determines whether a floor displacement level of the upper cage 26 or the lower cage 28 is equal to or larger than the floor-displacement level threshold value, and also stores conditional expressions for determining whether the main traction unit 20 or the cage-position adjusting drive unit 5 or both is/are to be actuated and mathematical expressions for determining a floor leveling amount.
  • conditional expression calculating means (calculation means) 8 when the floor-displacement level recognition and determination means 7 determines that at least one of floor displacement levels of the upper and lower cages 26, 28 is equal to or larger than the threshold value, performs calculations by substituting the floor displacement levels of the upper and lower cages 26, 28 successively into the plurality of conditional expressions stored in the storage means 9.
  • the floor-leveling operation selecting and calculating means (selection means) 10 selects, according to the relevant condition, either the main traction unit 20 or the cage-position adjusting drive unit 5 or both to be actuated, and calculates based on the floor-leveling amount determining mathematical expressions stored in the storage means 9 how many millimeters either the main traction unit 20 or the cage-position adjusting drive unit 5 or both is/are to be moved.
  • the floor-leveling operation instruction means 11 outputs, according to the selection and calculation result of the floor-leveling operation selecting and calculating means 10, an actuation instruction to the main traction unit 20 or the cage-position adjusting drive unit 5 or both.
  • FIG. 3 is a flowchart showing the operation of the double deck elevator according to the embodiment 1 of the present invention.
  • the floor displacements of the upper cage 26 and the lower cage may occur in the same direction as well as in the reverse direction.
  • the upper cage's detection sensor 37 detects the doorway floor displacement 41 occurring in getting on and off of passengers after the upper cage 26 has landed.
  • the upper cage's detection sensor 39 detects the doorway floor displacement 42 occurring in getting on and off of passengers after the upper cage 28 has landed.
  • the floor-displacement level recognition and determination means 7 recognizes the floor displacements 41, 42 input from the upper cage's detection sensor 37 and the lower cage's detection sensor 39. Further, the floor-displacement level recognition and determination means 7 compares the floor displacements 41, 42 with the threshold value stored in the storage means 9, to determine whether at least one displacement of the upper cage 26 and the lower cage 28 is equal to or larger than the threshold value (S101).
  • the process proceeds to S102 and the subsequent steps and calculations are made by substituting the floor displacement levels of the two upper and lower cages successively into the plurality of conditional expressions stored in the storage means 9. On the other hand, if the displacement is smaller than the threshold value, the later steps are not executed.
  • conditional expression calculating means 8 substitutes the floor displacement levels 41, 42 into a conditional floor-displacement expression stored in the storage means 9:
  • the main traction unit 20 (the main frame 24) is selected to be actuated.
  • the actuation amount i.e., the floor-leveling amount
  • the floor-leveling operation instruction means 11 outputs to the main traction unit 20 an actuation instruction to actuate the main traction unit 20 by the calculated floor-leveling amount, and the main traction unit 20 performs the floor leveling in accordance with the instruction.
  • FIG. 4 shows examples explaining the floor leveling performed using a main frame by actuating the main traction unit, according to the embodiment 1 of the present invention.
  • the threshold value stored in the storage means 9, for necessity or non-necessity of performing the floor leveling is assumed to be 5 mm for example.
  • the floor leveling is performed when the upper-cage floor displacement level 41 or the lower-cage floor displacement level 42 is equal to or larger than 5 mm, or equal to or smaller than -5 mm.
  • the main frame is moved.
  • (main-frame floor leveling amounts) - ((upper-cage floor displacement level 41) + (lower-cage floor displacement level 42)) / 2 yields -6 mm. Accordingly, the main frame (the main traction unit 20) is moved by -6 mm. Thereby, the upper-cage floor displacement 41 becomes 2 mm and the lower-cage floor displacement 42 becomes -2 mm, so that the upper and lower doorways are leveled within the threshold value of 5 mm.
  • conditional expression calculating means 8 substitutes the floor displacement levels 41, 42 into a conditional floor-displacement expression stored in the storage means 9:
  • the position adjusting drive unit 5 (the upper and lower cages 26, 28) is selected to be actuated.
  • the floor leveling amounts i.e., the actuation amount
  • (upper-cage floor leveling amount) ((lower-cage floor displacement level 42) - (upper-cage floor displacement level 41)) / 2
  • (lower-cage floor leveling amount) ((upper-cage floor displacement level 41) - (lower-cage floor displacement level 42)) / 2
  • the floor-leveling amounts are calculated by substituting the upper-cage floor displacement level 41 and the lower-cage floor displacement level 42 into the mathematical expressions, respectively.
  • the floor-leveling operation instruction means 11 outputs to the position adjusting drive unit 5 an actuation instruction to actuate the position adjusting drive unit 5 by the calculated floor-leveling amount, and the position adjusting drive unit 5 performs the floor leveling in accordance with the instruction.
  • FIG. 5 shows examples explaining the floor leveling performed using the upper and lower cages by actuating the cage-position adjusting drive unit 5, according to the embodiment 1 of the present invention.
  • the threshold value stored in the storage means 9, for necessity or non-necessity of performing the floor leveling is assumed to be 5 mm for example.
  • the floor leveling is performed when the upper-cage floor displacement level 41 or the lower-cage floor displacement level 42 is equal to or larger than 5 mm, or equal to or smaller than -5 mm.
  • the upper and lower cages are moved.
  • the upper-cage floor displacement is 5 mm and the lower-cage floor displacement 42 is -7 mm
  • the upper cage is moved by -6 mm and the lower cage, by 6 mm.
  • the upper-cage floor displacement 41 becomes -1 mm
  • the lower-cage floor displacement 42 becomes 1 mm, so that the upper and lower doorways are leveled within the threshold value.
  • actuation of the cage-position adjusting drive unit 5 alone can level the upper- and lower- cage floors within the threshold value.
  • the floor-leveling operation instruction means 11 outputs, to both of the main traction unit 20 and the position adjusting drive unit 5, actuation instructions to actuate them by the respective calculated floor-leveling amounts for the main frame and the upper and lower cages, and the main traction unit 20 and the position adjusting drive unit 5 perform the floor leveling in accordance with the instructions.
  • FIG. 6 shows an example explaining the floor leveling performed by the main traction unit and the cage-position adjusting drive unit, according to the embodiment 1 of the present invention.
  • the threshold value stored in the storage means 9, for performing the floor leveling is assumed to be 5 mm for example.
  • the floor leveling is performed when the upper-cage floor displacement level 41 or the lower-cage floor displacement level 42 is equal to or larger than 5 mm, or equal to or smaller than -5 mm.
  • the upper-cage floor displacement level is 3 mm and the lower-cage floor displacement level 42 is 15 mm
  • the main frame is moved by -6 mm and the upper and the lower cages are moved by 3 mm and -3 mm, respectively, so that the upper-cage floor displacement 41 becomes 0 mm and the lower-cage floor displacement 42 becomes 0 mm.
  • the upper- and lower-doorway floor displacement levels can be 0 mm.
  • the upper- and lower-cage floor displacement levels can be suppressed within a threshold value even when passengers are getting on and off during the open states of the doors, thus achieving an optimal floor leveling of the upper and lower cages.
  • FIG. 7 is a flowchart showing an operation of a double deck elevator according to the embodiment 2 of the present invention.
  • the floor-displacement level recognition and determination means 7 recognizes the floor displacement levels 41, 42 input from the upper cage's detection sensor 37 and the lower cage's detection sensor 39. Then, floor-displacement level recognition and determination means 7 compares the floor displacement levels 41, 42 with the threshold value stored in the storage means 9, to determine whether a floor displacement has occurred to at least one of the upper cage 26 and the lower cage 28 (S110).
  • the floor-displacement level recognition and determination means 7 determines the signal as a special condition in S111 and advances the process to S104, so that floor leveling is performed by the main traction unit 20 and the position adjusting drive unit 5. This is because the floor leveling for a cage whose wheelchair button panel is pressed needs to be zero in order to prevent a wheelchair user from tripping on the floor level difference when utilizing the elevator.
  • the floor-displacement level recognition and determination means 7 determines that there is no special condition and advances the process to S102.
  • the floor-displacement level recognition and determination means 7 determines whether at least one floor-displacement level of the upper cage 26 and the lower cage 28 is equal to or larger than the threshold value (S101). Since the later steps are the same as those in the embodiment 1, description thereof is omitted.
  • FIG. 8 shows examples explaining the floor leveling performed by the main traction unit and the cage-position adjusting drive unit, according to the embodiment 2 of the present invention.
  • the floor leveling is performed.
  • the special condition holds, such as press of a wheelchair button panel (not shown) in a cage or at a landing floor
  • the floor leveling is performed by both of the main frame and the upper and lower cages, which is similar to FIG. 6 .
  • the upper-cage floor displacement level is 8 mm and the lower-cage floor displacement level 42 is 4 mm
  • the main frame is moved by -6 mm and the upper and lower cages are moved by -2 mm and 2 mm, respectively.
  • the upper-cage floor displacement level is 3 mm and the lower-cage floor displacement level 42 is 7 mm
  • the main frame is moved by -5 mm and the upper and lower cages are moved by -2 mm and 2 mm, respectively.
  • the upper-cage floor displacement level 41 becomes 0 mm and the lower-cage floor displacement level 42 becomes 0 mm, i.e., both of the upper- and lower-doorway floor-displacement levels become 0 mm.
  • the distance between the upper- and the lower-cage floors can be thus adjusted to be equal to the inter-story height 6 between landing floors, thereby achieving enhancement in safety of elevator users.
  • FIG. 9 is a functional block diagram showing a function of a floor leveling control unit according to the embodiment 3 of the present invention
  • FIG. 10 is a flowchart showing an operation of a double deck elevator according to the embodiment 3 of the present invention.
  • the floor-displacement level recognition and determination means 7 recognizes the floor displacement levels 41, 42 input from the upper cage's detection sensor 37 and the lower cage's detection sensor 39.
  • the floor-displacement level recognition and determination means 7 compares the floor displacement levels 41, 42 with the floor-displacement-level threshold value stored in the storage means 9, to determine whether at least one of the floor displacement level 41 occurring to the upper cage 26 and the floor displacement level 42 occurring to the lower cage 28 is equal to or larger than the threshold value (S101).
  • the process proceeds to S112, and when smaller than the threshold value, the later steps are not executed.
  • an abnormality detection means 43 provided to the floor leveling control unit 12 counts the number of facts that the floor-displacement level recognition and determination means 7 determines that at least one of a floor displacement level 41 occurring to the upper cage 26 and a floor displacement level 42 occurring to the lower cage 28 is equal to or larger than the threshold value, to determine whether the number is equal to or more than a predetermined count (for example, five counts or more) within a certain period of time.
  • a predetermined count for example, five counts or more
  • the abnormality detection means 43 determines that there occurs an abnormal condition such as stretch of the upper- and lower- cage ropes 30, 33 due to long-term deterioration or slippage of the upper- and lower- cage ropes 30, 33 due to an imbalance state generated by extremely uneven loads between the upper and lower cages, and notifies the external of the abnormality to urge inspection by maintenance staff.
  • an abnormal condition such as stretch of the upper- and lower- cage ropes due to long-term deterioration or rope slippage due to load imbalance between the upper and lower cages, thereby ensuring enhancement in safety of elevator users.

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Elevator Control (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
EP11861995.6A 2011-03-28 2011-03-28 Double deck elevator Active EP2692676B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2011/001808 WO2012131755A1 (ja) 2011-03-28 2011-03-28 ダブルデッキエレベーター

Publications (3)

Publication Number Publication Date
EP2692676A1 EP2692676A1 (en) 2014-02-05
EP2692676A4 EP2692676A4 (en) 2014-11-19
EP2692676B1 true EP2692676B1 (en) 2016-10-26

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EP (1) EP2692676B1 (zh)
JP (1) JP5523625B2 (zh)
KR (1) KR101487641B1 (zh)
CN (1) CN103443007B (zh)
WO (1) WO2012131755A1 (zh)

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JP6256217B2 (ja) * 2014-06-17 2018-01-10 三菱電機株式会社 ダブルデッキエレベータの制御装置
WO2016006056A1 (ja) * 2014-07-09 2016-01-14 三菱電機株式会社 エレベーターシステム
JP6658240B2 (ja) * 2016-04-13 2020-03-04 フジテック株式会社 ダブルデッキエレベータ
JP6686670B2 (ja) * 2016-04-26 2020-04-22 フジテック株式会社 ダブルデッキエレベータ
JP6690625B2 (ja) * 2017-10-31 2020-04-28 フジテック株式会社 ダブルデッキエレベータ

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JP4194864B2 (ja) 2003-03-17 2008-12-10 東芝エレベータ株式会社 ダブルデッキエレベータ
FI5925U1 (fi) * 2003-04-02 2003-09-05 Kone Corp Laitteisto double-deck tasolle ajamiseksi
JP4376036B2 (ja) 2003-11-19 2009-12-02 三菱電機株式会社 ダブルデッキエレベーターの着床制御装置
JP2007331871A (ja) 2006-06-14 2007-12-27 Mitsubishi Electric Corp ダブルデッキエレベータ

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KR101487641B1 (ko) 2015-01-29
KR20130143724A (ko) 2013-12-31
EP2692676A1 (en) 2014-02-05
JP5523625B2 (ja) 2014-06-18
WO2012131755A1 (ja) 2012-10-04
EP2692676A4 (en) 2014-11-19
CN103443007B (zh) 2015-04-29
CN103443007A (zh) 2013-12-11
JPWO2012131755A1 (ja) 2014-07-24

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