CN103635413B - Elevator device - Google Patents
Elevator device Download PDFInfo
- Publication number
- CN103635413B CN103635413B CN201180071833.1A CN201180071833A CN103635413B CN 103635413 B CN103635413 B CN 103635413B CN 201180071833 A CN201180071833 A CN 201180071833A CN 103635413 B CN103635413 B CN 103635413B
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- CN
- China
- Prior art keywords
- door
- rolling screen
- screen door
- rolling
- closing
- 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 - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/24—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers
- B66B13/245—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers mechanical
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Elevator Door Apparatuses (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
Provided is a novel elevator car structure which reliably prevents a passenger from falling from the elevator car into the hoistway at the time of an accident and which provides increased safety for elevator users. A vertical shutter (14) is mounted to an elevator car (4) and is adapted to be automatically closed by a shutter opening/closing device (16) before the elevator car (4) moves. The configuration reliably prevents a passenger from falling into the hoistway (3) even if the doorway door (10) provided to the elevator car (4) opens at a position between floors, which is not an elevator stop floor. Also, the vertical shutter (14) is opened and closed in the vertical direction along guide rails (15) by the shutter opening/closing device (16). The shutter opening/closing device (16) is automatically locked during the travel of the elevator car (4) and when the elevator car stops at a position which is not the position of an elevator stop floor, and as a result, the accidental opening and closing of the doorway door (10) are prevented.
Description
Technical field
The present invention relates to a kind of lift facility, especially relate to a kind of lift facility can guaranteeing elevator passenger safety with novel structure.
Background technology
In the elevator that lift car is elevated in hoist trunk along above-below direction, in order to avoid the door (front edge of board) of lift car and building walls (hoist trunk inwall) disturb each other, be usually provided with certain gap between.
Patent Document 1 discloses a kind of structure, it forms through-flow in order to smog when preventing fire between hoist trunk and elevator lobby, is provided with screening smoke, blocks gap with this between Room door and building.In addition, in order to prevent at lift car just in case because of have a power failure and the contingency such as earthquake and be parked in there is no the position of gangway between floor time passenger fall from the gap between lift car and hoist trunk, hoist trunk inwall is installed the guar plate (Fascia Plate) be made up of dividing plates such as steel plates, so that below the specified value this clearance control specified at the safety requirements by various countries.
Such as Patent Document 2 discloses a kind of scheme, it is from the view point of guaranteeing passenger safety, the guar plate be made up of the plate body linked together is provided with at door, make when there occurs lift car and stop accident between floors etc. and car door being opened because of any reason, also can limit, not make passenger fall in hoist trunk.
Figure 14 is the integrally-built schematic diagram of the hoist trunk 3 representing lift facility 1.Lift facility 1 has at the lift car 4 of the inside oscilaltion of the hoist trunk 3 be located in building 2 and counterbalanced weight 5, the hoist ropes 6 connecting lift car 4 and counterbalanced weight 5 be wound on be positioned at hoist trunk 3 top driving rope sheave 7 and pulley 8 on.When driving rope sheave 7 action, hoist ropes 6 is driven, and lift car 4 and counterbalanced weight 5 are elevated in directions opposite each other.In the hoist trunk 3 of lift facility 1, guar plate 13 is installed, when making to open at the position of gangway door because of human element or accident etc. beyond the stop place of each floor of lift car 4, can prevent passenger from falling from the gap between lift car 4 and hoist trunk 3.
At first technical literature
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Publication 2005-035788 publication
Patent documentation 2: Japanese Unexamined Patent Publication 5-162946 publication.
Summary of the invention
, even if arrange guar plate, due to construction precision aspect, sometimes still gap can be there is.In addition, arrange guar plate at each floor gap, also unsatisfactory from the angle of material and construction cost, especially in the elevator being arranged at high-rise, the problems referred to above are larger.
The object of the present invention is to provide a kind of elevator car structure of novelty, make it possible to the safety ensureing elevator passenger further effectively.
Solution
The invention provides a kind of lift facility, it drives hoist ropes by the driving rope sheave driven by winch drive motor, the lift car that suspended in midair by described hoist ropes and counterbalanced weight are elevated in the hoist trunk of building, and there is the floor detecting sensor whether detection arrives each floor in lift car, and there is the elevator control gear controlling lift facility action, the feature of this lift facility is, lift car has the gangway door by device for opening/closing door opening and closing, gangway door opening and closing sensor, be arranged on the rolling screen door guided by pair of guide rails in door front, gangway, control the rolling shutter door switching device of this rolling shutter door switching and detect the rolling shutter door switching sensor of rolling shutter door switching.
The feature of lift facility of the present invention is also, rolling shutter door switching device has the rolling screen door drive motor driving rolling screen door.
The feature of lift facility of the present invention is also, elevator control gear has the winch driving control device driving winch drive motor and driving rope sheave according to the rolling screen door closing signal of rolling shutter door switching sensor.
The feature of lift facility of the present invention is also, elevator control gear has the gangway controlling device for doors driving gangway door drive motor and gangway door according to the rolling screen door opening signal of rolling shutter door switching sensor.
The feature of lift facility of the present invention is also, elevator control gear has the rolling shutter door switching control setup driving rolling shutter door switching device according to the gangway door closing signal of gangway door opening and closing sensor.
The feature of lift facility of the present invention is also, rolling screen door is provided with the mechanical type rolling screen door blocking device for rolling screen door being remained on closed condition.
The feature of lift facility of the present invention is also, mechanical type rolling screen door blocking device has insertion key mechanism, and this insertion key mechanism is arranged on and batches on the axle of rolling screen door in rolling shutter door switching device.
The feature of lift facility of the present invention is also, rolling screen door is by longitudinal open and close type rolling screen door of vertical rail guidance.
The feature of lift facility of the present invention is also, rolling screen door is by a pair rolling screen door from central authorities towards left and right opening and closing of the rail guidance of level.
The feature of lift facility of the present invention is also, the pin mechanism that described mechanical type rolling screen door blocking device has the locking mechanism in the rolling screen door of either party that is arranged in described a pair rolling screen door and is arranged in the rolling screen door of the opposing party in a pair rolling screen door.
The feature of lift facility of the present invention is also, rolling screen door be by the rail guidance of level, towards the horizontal direction open and close type rolling screen door of either party opening and closing of left and right.
The feature of lift facility of the present invention is also, lift car has the hand control switch carrying out rolling shutter door switching control in a manual manner.
Invention effect
The invention provides a kind of lift facility, its lift car be elevated in the hoist trunk of building has the floor detecting sensor whether detection arrives each floor, and there is the elevator control gear controlling lift car each floor in hoist trunk and carry out starting and stopping, the lift car of this lift facility has by the gangway door of device for opening/closing door opening and closing, gangway door opening and closing sensor, be arranged on the rolling screen door guided by pair of guide rails in door front, gangway, the rolling shutter door switching sensor of the rolling shutter door switching device controlling this rolling shutter door switching and the opening and closing detecting rolling screen door.Thus, compared with prior art, the safety of elevator passenger can be realized more effectively.
In addition, by the arranged outside rolling screen door at lift car, the soundproof effect of lift car to external noise can be improved, the elevator that ride quality is higher can be realized.
Accompanying drawing explanation
Fig. 1 is the integrally-built schematic diagram representing lift facility of the present invention.
Fig. 2 is the schematic diagram of the lift car of the lift facility of the present invention observed from front.
Fig. 3 is the schematic diagram of the lift car of the lift facility of the present invention observed from the side.
Fig. 4 is the schematic diagram of the lift car of the first embodiment of the present invention observed from front.
Fig. 5 is the schematic diagram of the lift car of the first embodiment of the present invention observed from the side.
Fig. 6 is the schematic diagram of the rolling shutter door switching device representing the first embodiment of the present invention.
Fig. 7 is the AA line cutaway view of Fig. 6.
Fig. 8 is the block figure of the elevator control gear representing the first embodiment of the present invention.
Fig. 9 is the schematic diagram of the lift car of the second embodiment of the present invention observed from front.
Figure 10 be from top view to the schematic diagram of lift car of the second embodiment of the present invention.
Figure 11 is the schematic diagram of the rolling screen door blocking device representing the second embodiment of the present invention.
Figure 12 is the lateral plan of the rolling screen door blocking device representing the second embodiment of the present invention.
Figure 13 is the schematic diagram of the lift car of the third embodiment of the present invention observed from front.
Figure 14 is the integrally-built schematic diagram of the lift facility representing prior art.
Detailed description of the invention
By the following examples embodiments of the present invention are described.
First embodiment
Below, referring to figs. 1 through Fig. 8, the first embodiment of the present invention is described.Fig. 1 represents the integral structure of lift facility of the present invention.Lift facility 1 has in the hoist trunk 3 being located at building 2 inside, carry out oscilaltion lift car 4 and counterbalanced weight 5, and hoist ropes 6 is wound on and drives on rope sheave 7 and pulley 8.When driving rope sheave 7 action, hoist ropes 6 is driven, and lift car 4 and counterbalanced weight 5 are elevated in directions opposite each other.
Reference numeral 100 represents elevator control gear, and it controls for driving the winch drive motor HM of rope sheave 7 and the dipping and heaving of lift car 4 and counterbalanced weight 5.Elevator control gear 100 exchanges signal by wire/wireless communication device and each control object, and controls above-mentioned control object.
Fig. 2 is the schematic diagram representing lift car 4 front observed from the A direction of Fig. 1.Dotted portion represents the peristome 9 be arranged on lift car 4, has gangway door 10 and the device for opening/closing door 11 of pair of right and left in the arranged outside of peristome 9.The peristome 9 of lift car 4 is by the opening and closing of a pair gangway door 10, and the opening and closing direction of elevator door is midsplit type.Opening and closing is carried out in the below that gangway door 10 is suspended in device for opening/closing door 11.The door 12 of the bottom movement being guided out entrance door 10 is provided with in peristome 9 lower end of lift car 4.
Fig. 3 represents the lift car 4 of lift facility 1 shown in Fig. 2 of observing from the side.Door 12 for blocking the gap between the elevator lobby of each floor and lift car 4, and guides the lower end of gangway door 10 when gangway door 10 opening and closing.
Fig. 4 is the schematic diagram of the lift car 4 observed from front.As shown in Figure 4, in the front of lift car 4, longitudinal type rolling screen door 14 is installed.Longitudinal type rolling screen door 14 is arranged in before lift car 4 starts traveling and is automatically closed by rolling shutter door switching device 16.Thus, even if the position (midway of such as each floor) of gangway door 10 beyond stop place be arranged on lift car 4 is opened, also can prevent passenger from falling in hoist trunk 3 effectively.In addition, longitudinal type rolling screen door 14 along the pair of guide rails 15 be arranged on lift car 4 in above-below direction opening and closing, when lift car 4 travels and when lift car 4 stops at the place stopped beyond floor, by being automatically locked by rolling shutter door switching device 16, prevent contingency thus.Longitudinal type rolling screen door 14 is arranged in when there occurs emergency situation can remove automatically locking of rolling shutter door switching device 16, manually carries out opening and closing.SS represents rolling shutter door switching sensor, and FS represents floor detecting sensor, and DS indicates entrance door opening and closing sensor, and MS represents hand control switch.
Fig. 5 is the schematic diagram of the lift car 4 observed from the side.Rolling shutter door switching device 16 to be reeled longitudinal type rolling screen door 14 by the axle S driven by rolling screen door drive motor SM, makes longitudinal type rolling screen door 14 carry out on-off action thus.
Fig. 6 is the schematic diagram representing rolling shutter door switching device 16.In figure 6, batched the longitudinal type rolling screen door 14 be wound on axle S by rolling screen door drive motor SM, carry out opening and closing to make longitudinal type rolling screen door 14.Reference numeral 160 is the rolling screen door blocking devices be arranged on axle S.
As shown in Figure 7, rolling screen door blocking device 160 has and is arranged on insertion key 161 on rolling shutter door switching device 16 rotationally and the key head be arranged on axle S divides 162, when locking rolling screen door, insertion key 161 being inserted key head and divides 162, axle S is locked.
Fig. 8 is the block figure of the structure representing elevator control gear 100.Elevator control gear 100 is made up of winch driving control device 200, gangway controlling device for doors 200 and the rolling shutter door switching control setup 400 with rolling shutter door switching driving circuit 401 and Non-follow control driving circuit 402.
In said structure, when floor detecting sensor FS detects lift car close to the floor having passenger to wait, rolling shutter door switching control setup 401 action, drives rolling screen door drive motor SM, to open longitudinal type rolling screen door 14.
Then, according to rolling screen door opening signal and the above-mentioned floor detection signal of rolling shutter door switching sensor SS, after rolling screen door 14 is opened, drive gangway door drive motor DM by gangway controlling device for doors 300, open gangway door 10 thus.
In addition, lifting terminate, and gangway door opening and closing sensor DS detect gangway door 10 close after, close rolling screen door 14 by rolling shutter door switching driving circuit 401 according to gangway door closing signal.Rolling shutter door switching driving circuit 401 drives rolling screen door blocking device 160, thus locks longitudinal type rolling screen door 14 mechanically.
After this, when rolling shutter door switching sensor SS exports rolling screen door closing signal, winch driving control device 200 drives winch drive motor HM, and lift car 4 and counterbalanced weight 5 are elevated.
By above-mentioned control, the front opening that rolling screen door 14 is opened at gangway door 10, after the upper and lower elevator of passenger terminates and gangway door 10 is closed, rolling screen door 14 is closed.
After confirming rolling screen door 14 closedown, winch drive motor HM is driven to start lifting moving to make lift car 4.Thus, the position beyond each floor, rolling screen door 14 is in closed condition, and the accident that passenger falls from the gap between hoist trunk 3 and lift car 4 because gangway door 10 opens can not occur substantially.
When passenger needs to open longitudinal type rolling screen door 14 because of certain reason, by pressing hand control switch MS, open longitudinal type rolling screen door 14, open gangway door 10, can go out from lift car 4.
Second embodiment
Below, the second embodiment of the present invention is described.In the second embodiment shown in Fig. 9, the opening direction of rolling screen door is opened towards both sides for middle, a pair lateral type rolling screen door 17, by the control method identical with the first embodiment, utilizes with the closedown of gangway door 10 that a pair rolling shutter door switching device 20 of action and rolling screen door drive motor SM close in linkage.
Lateral type rolling screen door 17 carries out opening and closing along the upper side rails 18 be arranged on lift car 24 and lower side rails 19, when lift car travels and when lift car stops at the place stopped beyond floor, by rolling shutter door switching device 20 is automatically locked, to prevent the unexpected opening and closing of rolling screen door.In addition, upper side rails 18 and lower side rails 19 are installed to side from the front of lift car 24 always, and the lateral type rolling screen door 17 opened is received around the side to lift car 24.
Manually can remove automatically locking of rolling shutter door switching device 20 by master cock MS when there occurs emergency situation, manually carrying out opening and closing.
Figure 10 be from top view to the schematic diagram of the second embodiment.A pair rolling screen door 17 is batched respectively by the winding off spindle S driven by rolling screen door drive motor SM in the horizontal direction, thus carries out on-off action.
As is illustrated by figs. 11 and 12, in rolling screen door blocking device 200, locking component 202 as locking mechanism is rotatably arranged on the side in a pair lateral type rolling screen door 17 centered by pin 203, to engage lock rolling screen door by making locking component 202 with the stop pin 201 in the lateral type rolling screen door 17 being arranged on the opposing party.Locking component 202 is rotated by lock shaft 204.Wherein, L indicates center line of suction and rolling shutter door switching line of centers.
3rd embodiment
Below the third embodiment of the present invention is described.In the 3rd embodiment shown in Figure 13, the opening direction of rolling screen door is for open towards a direction, and single lateral type rolling screen door 21 is closed by the rolling shutter door switching device 24 of the action in linkage of the closedown with gangway door 10.
Lateral type rolling screen door 21 carries out opening and closing along the upper side rails 22 be arranged on lift car 34 and lower side rails 23, when lift car travels and when lift car stops at the place stopped beyond floor, by rolling shutter door switching device 24 is automatically locked, to prevent the unexpected opening and closing of rolling screen door.
As shown in Figure 7 A, upper side rails 22 and lower side rails 23 are installed to side from the front of lift car 34 always, and the lateral type rolling screen door 21 opened is received around the side to lift car 4.
In addition, manually can remove automatically locking of rolling shutter door switching device 24 by master cock MS when there occurs emergency situation, manually carrying out opening and closing.
In the third embodiment, the rolling screen door blocking device identical with the second embodiment can be set between lift car 34 with lateral type rolling screen door 21.
To the 3rd embodiment, rolling shutter door switching actuating device is all provided with in the first embodiment described above, but, such as in a second embodiment, also can utilize the on-off action of elevator door make rolling screen door and elevator door locking, do not need to use power can make rolling shutter door switching especially yet.
Description of reference numerals
1: lift facility, 2: building, 3: hoist trunk, 4, 24, 34: lift car, 5: counterbalanced weight, 6: hoist ropes, 7: drive rope sheave, 8: pulley, 9: lift car peristome, 10: gangway door, 11: device for opening/closing door, 12: door, 14: longitudinal type rolling screen door, 17, 21: lateral type rolling screen door, 15: guide rail, 16, 20, 24: rolling shutter door switching device, 18, 22: upper rall, 19, 23: lower guide, 100: elevator control gear, 160, 210: rolling screen door blocking device, 200: winch driving control device, 300: gangway controlling device for doors, 400: rolling shutter door switching control setup, SS: rolling shutter door switching sensor, FS: floor detecting sensor, DS: gangway door opening and closing sensor, MS: hand control switch, HM: winch drive motor, DM: gangway door drive motor, SM: rolling screen door drive motor, S: winding off spindle
Claims (12)
1. a lift facility, it drives hoist ropes by the driving rope sheave driven by winch drive motor, the lift car that suspended in midair by described hoist ropes and counterbalanced weight are elevated in the hoist trunk of building, and there is the floor detecting sensor whether detection arrives each floor in described lift car, and there is the elevator control gear controlling lift facility action, the feature of described lift facility is
Described lift car have by the gangway door of device for opening/closing door opening and closing, gangway door opening and closing sensor, be arranged on door front, described gangway the rolling screen door guided by pair of guide rails, control the rolling shutter door switching device of this rolling shutter door switching and detect the rolling shutter door switching sensor of described rolling shutter door switching.
2. lift facility according to claim 1, is characterized in that,
Described rolling shutter door switching device has the rolling screen door drive motor driving described rolling screen door.
3. lift facility according to claim 1, is characterized in that,
Described elevator control gear has the winch driving control device driving described winch drive motor and described driving rope sheave according to the rolling screen door closing signal of described rolling shutter door switching sensor.
4. lift facility according to claim 3, is characterized in that,
Described elevator control gear has the gangway controlling device for doors driving described gangway door drive motor and described gangway door according to the rolling screen door opening signal of described rolling shutter door switching sensor.
5. lift facility according to claim 3, is characterized in that,
Described elevator control gear has the rolling shutter door switching control setup driving described rolling shutter door switching device according to the gangway door closing signal of described gangway door opening and closing sensor.
6. the lift facility according to any one in claim 1 to 5, is characterized in that,
Described rolling screen door is provided with the mechanical type rolling screen door blocking device for described rolling screen door being remained on closed condition.
7. lift facility according to claim 6, is characterized in that,
Described mechanical type rolling screen door blocking device has insertion key mechanism, described insertion key mechanism be arranged in described rolling shutter door switching device batch described rolling screen door axle on.
8. the lift facility according to any one in claim 1 to 5, is characterized in that,
Described rolling screen door is by longitudinal open and close type rolling screen door of vertical described rail guidance.
9. the lift facility according to any one in claim 1 to 5, is characterized in that,
Described rolling screen door be by the described rail guidance of level, from central authorities towards a pair rolling screen door of left and right opening and closing.
10. lift facility according to claim 6, is characterized in that,
Described rolling screen door be by the described rail guidance of level, from central authorities towards a pair rolling screen door of left and right opening and closing, the pin mechanism that described mechanical type rolling screen door blocking device has the locking mechanism in the rolling screen door of either party that is arranged in described a pair rolling screen door and is arranged in the rolling screen door of the opposing party in described a pair rolling screen door.
11. lift facilities according to any one in claim 1 to 5, is characterized in that,
Described rolling screen door be by the described rail guidance of level, towards the horizontal direction open and close type rolling screen door of either party opening and closing of left and right.
12. lift facilities according to any one in claim 1 to 5, is characterized in that,
Described lift car has the hand control switch carrying out described rolling shutter door switching control in a manual manner.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2011/064521 WO2012176328A1 (en) | 2011-06-24 | 2011-06-24 | Elevator device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103635413A CN103635413A (en) | 2014-03-12 |
| CN103635413B true CN103635413B (en) | 2015-05-20 |
Family
ID=47422202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180071833.1A Expired - Fee Related CN103635413B (en) | 2011-06-24 | 2011-06-24 | Elevator device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103635413B (en) |
| WO (1) | WO2012176328A1 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105752812B (en) * | 2014-12-16 | 2018-01-30 | 日立电梯（中国）有限公司 | A kind of hoistway door isolating device |
| CN104590979A (en) * | 2015-02-28 | 2015-05-06 | 徐州建机工程机械有限公司 | Electric roller shutter door type cage |
| ES2597810B1 (en) * | 2015-07-22 | 2018-03-14 | Talleres Agui, S.A. | ELEVATOR BUMPER DEVICE |
| CN205187579U (en) * | 2015-11-20 | 2016-04-27 | 江苏蒙哥马利电梯有限公司 | Bbservation elevator is shading (window) curtain for car |
| CN106986250A (en) * | 2017-05-22 | 2017-07-28 | 上海理工大学 | Vertical lift security system |
| CN109236166A (en) * | 2018-10-25 | 2019-01-18 | 中际联合（北京）科技股份有限公司 | A kind of rolling screen door and lifting device |
| CN110145057B (en) * | 2019-06-17 | 2023-12-12 | 甘肃省建筑设计研究院有限公司 | Multi-effect structure of elevator shaft partition wall of super high-rise building and use method thereof |
| EP3822215A1 (en) * | 2019-11-14 | 2021-05-19 | KONE Corporation | Method and construction-time elevator arrangement |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6218940B1 (en) * | 1997-09-09 | 2001-04-17 | Efaflex Tor Und Sicherheitssysteme Gmbh & Co, | Safety device for motor-operated doors |
| CN1910105A (en) * | 2004-01-21 | 2007-02-07 | 因温特奥股份公司 | Elevator cabin door |
| CN1958425A (en) * | 2005-10-21 | 2007-05-09 | 因温特奥股份公司 | Elevator door system |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54108333A (en) * | 1978-02-13 | 1979-08-24 | Mitsubishi Electric Corp | Device to prevent passengers from falling from cage room of elevator |
| JPS6247587U (en) * | 1985-09-10 | 1987-03-24 | ||
| JPH0623981U (en) * | 1992-08-24 | 1994-03-29 | 株式会社日立ビルシステムサービス | Fetcher plate for elevator |
| JP3714776B2 (en) * | 1997-07-29 | 2005-11-09 | 三菱電機ビルテクノサービス株式会社 | Retractable Fesher Plate and its mounting method |
| JPH1171076A (en) * | 1997-08-29 | 1999-03-16 | Toshiba Corp | Entrance for elevator |
| JP2004299804A (en) * | 2003-03-28 | 2004-10-28 | Sanwa Shutter Corp | Smoke blocking shutter |
| JP2004338902A (en) * | 2003-05-16 | 2004-12-02 | Mitsubishi Electric Corp | Landing place device for elevator |
| JP4850881B2 (en) * | 2008-09-03 | 2012-01-11 | 文化シヤッター株式会社 | Shutter curtain closing side tip structure of shutter device |
-
2011
- 2011-06-24 CN CN201180071833.1A patent/CN103635413B/en not_active Expired - Fee Related
- 2011-06-24 WO PCT/JP2011/064521 patent/WO2012176328A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6218940B1 (en) * | 1997-09-09 | 2001-04-17 | Efaflex Tor Und Sicherheitssysteme Gmbh & Co, | Safety device for motor-operated doors |
| CN1910105A (en) * | 2004-01-21 | 2007-02-07 | 因温特奥股份公司 | Elevator cabin door |
| CN1958425A (en) * | 2005-10-21 | 2007-05-09 | 因温特奥股份公司 | Elevator door system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103635413A (en) | 2014-03-12 |
| WO2012176328A1 (en) | 2012-12-27 |
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Granted publication date: 20150520 Termination date: 20210624 |