CN101293611B - Update method for elevator apparatus and elevator apparatus - Google Patents
Update method for elevator apparatus and elevator apparatus Download PDFInfo
- Publication number
- CN101293611B CN101293611B CN2007101696481A CN200710169648A CN101293611B CN 101293611 B CN101293611 B CN 101293611B CN 2007101696481 A CN2007101696481 A CN 2007101696481A CN 200710169648 A CN200710169648 A CN 200710169648A CN 101293611 B CN101293611 B CN 101293611B
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- China
- Prior art keywords
- stop side
- stop
- side door
- door cover
- sill
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- Expired - Fee Related
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000004904 shortening Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 6
- 239000004570 mortar (masonry) Substances 0.000 description 6
- 239000000725 suspension Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 4
- 239000004480 active ingredient Substances 0.000 description 2
- 239000004579 marble Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- B66B5/0087—Devices facilitating maintenance, repair or inspection tasks
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
- Elevator Door Apparatuses (AREA)
Abstract
The invention provides an updating method of elevator device and the elevator device, capable of decreasing scale of mending project caused by chisel project, shortening updating time limit and reducing updating cost. Lower end of a landing side sill and landing side door pocket (9) of a landing ground (22) is exposed, the connection with the lower end of the landing side sill and landing side door pocket (9) is removed and the landing side sill is withdrawn. Next, a new landing side sill (30) is centred and fixed on a sill mounting element (11) anchored in a well (1). Moreover, the new landing side door pockets (32) are parallel mounted at side of the well (1) of the landing side door pocket (9). The new landing side door pockets (32) are centred and fixed in the well (1).
Description
Technical field
The lift appliance that the present invention relates to the update method of lift appliance and upgraded.
Background technology
In the reconstruction method of existing lift appliance, at first the floor on the positive top of hoistway of machine room is removed, extend and guide rail is set and disposes towing machine, the top of transforming car and counterweight then is to install rope sheave, come around hanging main rope through this rope sheave with at the rope sheave of the towing machine of hoistway top configuration then, and the end of main rope is fixed on end bracket (end bracket) goes up (for example, with reference to patent documentation 1).Thus, major equipments such as car, counterweight, guide rail are utilizing under the situation of existing procucts, adopt the lift appliance of up-to-the-minute inorganic house type, and new control method more.
Patent documentation 1: the spy opens the 2002-3126 communique
Because the reconstruction method of existing lift appliance has been utilized the existing door gear that comprises car side door and stop side door, so do not need the reconstruction of stop.
But, in the renewal of the lift appliance that upgrades car, because the marriage relation of new car side door and existing stop side door is false, so want door open/close machine portion newly developed or be updated to new door gear.But,, normally be updated to new door gear more develop door open/close machine being unpractical aspect time of delivery and the cost in the newly built construction at every turn.And under the situation that is updated to new door gear, stop side sill also needs to be updated to the sill that is fit to new stop side door.
Here, in lift appliance, the middle position that its component parts opens and closes direction with the door of the stop side end face of the stop side sill of key horizon and this stop side sill is that benchmark is felt relieved and fixed.In addition, the stop side front end of stop side sill enters the bottom of stop side door cover, and stop side sill is fixed on the lower end of stop side door cover by the door pocket connecting element.And, under the situation of upgrading stop side sill, need be that benchmark is to existing stop side door cover centering again, so stop side sill and stop side door cover are upgraded together with the stop side sill after upgrading.
Like this, in the more newly built construction of a whole set of lift appliance, upgrade stop side sill, also upgrade the stop side door cover that is fixed with stop side sill, need stop side sill and stop side door to overlap the repairing work of engraving tool chiseler journey on every side, the wall of carving the subsidiary stop of chiseler's journey, ceiling etc., it is elongated exist to upgrade the duration, and the problem that increases considerably of update cost.
Summary of the invention
The applicant removes existing stop side sill in view of above-mentioned condition in the more newly built construction of a whole set of lift appliance, stay stop side door cover, carves chiseler's journey scale thereby can dwindle, and has finished the present invention based on such idea the applicant.
The objective of the invention is to obtain a kind of update method and lift appliance of lift appliance, stay existing stop side door cover, new stop side sill and new stop side door cover are arranged in the hoistway side that existing stop side door overlaps, can reduce by carving the repairing work scale that chiseler's journey causes, can shorten and upgrade the duration, and can reduce update cost.
According to the update method of lift appliance of the present invention is the update method of following a kind of lift appliance, the car of this lift appliance is connected with main rope with counterweight, and can be provided in up and down in the hoistway, this lift appliance has stop side doorway device, and this stop side doorway device has: the place erects the stop side door cover that is provided with in stop side gangway; Be connected and extend the stop side sill of setting with the lower end of this stop side door cover along the frontal width direction of described stop side gangway; And the stop side door that opens and closes described stop side gangway, the update method of described lift appliance is characterised in that it has following operation: the engraving tool chiseler preface that expose the lower end that ground-surface described stop side sill side of stop and described stop side door are overlapped; Remove being connected of lower end of described stop side sill and described stop side door cover, and remove the operation of this stop side sill; New stop side sill is configured to than described stop side door cover more by hoistway side, this new stop side sill is felt relieved and is fixed in operation in the described hoistway; New stop side door cover is arranged side by side hoistway side at described stop side door cover, this new stop side door cover is felt relieved and is fixed in operation in the described hoistway; And repair the ground-surface operation of described stop.
According to the present invention, owing to remove existing stop side sill, and new stop side door cover is arranged side by side the hoistway side of overlapping at existing stop side door, so carve the lower end that the scope of chiseler's journey is defined in the ground-surface stop side of stop sill side and stop side door cover.Therefore, the repairing work scale that is caused by engraving tool chiseler journey diminishes, and can shorten and upgrade the duration, and can reduce update cost.
The present invention also provides a kind of lift appliance that has upgraded, its car is connected with main rope with counterweight, and can be provided in up and down in the hoistway, it is characterized in that, described lift appliance has stop side doorway device, and described stop side doorway device has: the existing stop side door cover of erectting the conduct first stop side door cover that is provided with at place, stop side gangway; The new stop side door cover of the conduct second stop side door cover that the hoistway side of overlapping at the described first stop side door is arranged side by side; Be connected and extend the stop side sill of setting with the lower end of described second stop side door cover along the frontal width direction of described stop side gangway; And the stop side door that opens and closes described stop side gangway.
Description of drawings
Fig. 1 is the drawing in side sectional elevation of the structure of the existing lift appliance of explanation.
Fig. 2 is the drawing in side sectional elevation of structure of the stop side doorway device of the existing lift appliance of explanation.
Fig. 3 is the longitudinal diagram of structure of the stop side doorway device of the existing lift appliance of explanation.
Fig. 4 is the figure of installing condition of the stop side sill of the existing lift appliance of explanation.
Fig. 5 is the figure of installing condition of the stop side sill of the existing lift appliance of explanation.
Fig. 6 is the process profile of the update method of explanation lift appliance of the present invention.
Fig. 7 is the process profile of the update method of explanation lift appliance of the present invention.
Fig. 8 is the drawing in side sectional elevation of the structure of explanation renewal lift appliance of the present invention.
Fig. 9 is the drawing in side sectional elevation of structure of the stop side doorway device of explanation renewal lift appliance of the present invention.
Figure 10 is the longitudinal diagram of structure of the stop side doorway device of explanation renewal lift appliance of the present invention.
Figure 11 is the longitudinal diagram of embodiment of the stop side doorway device of explanation renewal lift appliance of the present invention.
Label declaration
1: hoistway; 2: main rope; 3: car; 4: counterweight; 9: stop side door cover (the first stop side door cover); 10: stop side sill; 17: the stop side door; 22: stop ground; 25: stop side gangway; 30: new stop side sill; 32: new stop side door cover (the second stop side door cover); 34: new stop side door; 42: trim board.
The specific embodiment
The application's embodiment is described below with reference to the accompanying drawings.
At first, the structure to existing lift appliance describes.
Fig. 1 is the drawing in side sectional elevation of the structure of the existing lift appliance of explanation; Fig. 2 is the drawing in side sectional elevation of structure of the stop side doorway device of the existing lift appliance of explanation; Fig. 3 is the longitudinal diagram of structure of the stop side doorway device of the existing lift appliance of explanation; Fig. 4 is the figure of installing condition of the stop side sill of the existing lift appliance of explanation; Fig. 5 is the figure of installing condition of the stop side sill of the existing lift appliance of explanation.
In Fig. 5, in existing lift appliance, though not shown, it drives rope sheave and is arranged in the top machine room of hoistway 1 at Fig. 1, and main rope 2 hangs over and drives on the rope sheave, and hangs down in hoistway 1.And a side of the main rope 2 in hoistway 1 that hangs down hangs on the diversion sheave 3a that is disposed at car 3 and turns back, and its end is fastened in the machine room.In addition, the opposite side of the main rope 2 in hoistway 1 that hangs down hangs on the diversion sheave 4a that is disposed at counterweight 4 and turns back, and its end is fixed in the machine room.Thus, but car 3 and counterweight 4 set in hoistway 1 free lifting.The a pair of car of the lifting of guiding car 3 extends setting along the vertical direction with guide rail 5 in hoistway 1.In addition, a pair of of the lifting of guiding counterweight 4 extends setting along the vertical direction to reusing guide rail 6 in hoistway 1.
In each stop 8, stop side door cover 9 is erect at 25 places, stop side gangway and is provided with, stop side sill 10 is connected the lower end of stop side door cover 9 and extends setting along the frontal width direction of stop side gangway 25, stop side door 17 suspends setting in midair in the mode that opens and closes stop side gangway 25, thereby constitutes stop side doorway device.
The sill fabricated section 11 of L font about stop side gangway 25 on the wall of hoistway 1 each grappling be fixed with two.The sill bearing piece 12 of L font is fixed on each sill fabricated section 11 by bolt 13 and nut 14 connections.Have, stop side sill 10 mountings and connect fixingly on sill bearing piece 12 by bolt 15 and nut 16 again, and stop side sill 10 extends setting on the frontal width direction of stop side gangway 25.
The stop side door overlaps 9 mountings in the stop lateral edge portion of stop side sill 10 and erect and be provided with, and is weldingly fixed on the welding fixer (anchor) (not shown) by reinforcing bar etc., and this welding fixer is arranged on and for example is exposed on the interior concrete wall 21 of hoistway 1.And the door pocket connecting element 10a of stop side sill 10 is bolted to the lower end of stop side door cover 9.
Stop side door 17 hangs over door hanger 18 on the door track 19a of suspension bracket housing 19 on the top that is installed on stop side door cover 9, thereby is suspended setting.
And, in stop 8, decorate wall 20 by marble, stainless steel decorated sheet etc. are installed on concrete wall 21, or on concrete wall 21, implement active ingredient for mortars processing and form.In addition, stop ground 22 is passed through marble, stainless steel decorated sheet etc. are laid on the ground, or implements active ingredient for mortars and process and form.In addition, the gap around the stop side door cover 9 is by obstructions such as mortars, and the lower end side of stop side door cover 9 is embedded in the mortar.Have, each structure member of lift appliance is that benchmark is felt relieved with the stop side end face of the stop side sill 10 of key horizon and the middle position of switching direction again.
In the lift appliance that so constitutes, drive rope sheave by lift appliance control setup (not shown) drive controlling, car 3 lifting in hoistway 1.And, when car 3 rests in the stop 8 of expectation, car side door 7 and stop side door 17 combination by combining device (not shown).So driving gate opening and closing device (not shown) makes car side door 7 and stop side door 17 open and close linkedly.
Then, illustrate that with reference to Fig. 6 and Fig. 7 the lift appliance to formation like this upgrades the method for a whole set of lift appliance.
At first, remove car 3 in the hoistway 1, counterweight 4, car with guide rail 5, to reusing existing major equipment such as guide rail 6, and remove the interior existing equipment such as driving rope sheave of machine room on hoistway 1 top.
And, in key horizon, shown in Fig. 6 (a), stop side sill 10 sides on stop ground 22 and the lower end of stop side door cover 9 are exposed by carving chiseler's journey (removing mortar).Then, take off bolt 13 and nut 14, door pocket connecting element 10a is taken off from the lower end of stop side door cover 9.Then, shown in Fig. 6 (b), stop side sill 10 and sill bearing piece 12 are together extracted from the bottom of stop side door cover 9.
Then, new sill bearing piece 31 is temporarily fixed on the sill fabricated section 11 by bolt 13 and nut 14.Then, shown in Fig. 7 (a), new stop side sill 30 is fixed on the new sill bearing piece 31 by bolt 15 and nut 16.Then, knocking new sill bearing piece 31 with hammer when, it is moved forward and backward up and down, to carry out the centering of new stop side sill 30.After the height of new stop side sill 30 and fore-and-aft direction were made, the heart of the left and right sides frontal width of new stop side sill 30 was aimed in the connection of release bolt 15 and nut 16.Then, bolt 13 and nut 14 connect and bolt 15 and nut 16 are connect, finish the setting of new stop side sill 30.Have, new stop side sill 30 is arranged at such position again: with respect to the position that is provided with of existing stop side sill 10, to hoistway 1 side shifting the amount of about width of new stop side door cover 32.
Then, with door pocket fixedly the welding fixer (not shown) of usefulness be injected in the concrete wall 21 that is exposed in the hoistway 1.Then, shown in Fig. 7 (b), new stop side door is overlapped 32 mountings on the door pocket connecting element 30a of new stop side sill 30, and fix with bolt, new suspension bracket housing 33 is fixed on the top of new stop side door cover 32 in the lower end of new stop side door cover 32.Then, use piano wire and plummet that the centering of new stop side door cover 32 is accommodated in the benchmark.Then, use reinforcing bar that new stop side door cover 32 is weldingly fixed on the welding fixer, thereby finish the setting of new stop side door cover 32.
Then, new door hanger 35 hung over be installed on new stop side door and overlap on the door track 33a of new suspension bracket housing 33 on 32 tops, thereby suspention is provided with new stop side door 34.
Subsequently, in each stop 8, be benchmark, and similarly carry out the setting of the removing of existing stop side sill 10, new stop side sill 30, new stop side door cover 32 and new stop side door 34 successively with key horizon with the new stop side sill 30 of key horizon.
Then, new stop side sill 30 with key horizon is a benchmark, utilize known method in the machine room on hoistway 1 top, to install to drive new installations such as rope sheave, have again, with main rope 36, car 37, counterweight 38, car with guide rail 39, be installed in the hoistway 1 to reusing new major equipments such as guide rail 40.
Then, carve the repairing work of the incidental stop of chiseler's journey ground 22 grades, imbed mortar with filling part 41 around forming in the gap between stop side door cover 9 and new stop side door cover 32, and finish the more newly built construction of lift appliance at each stop 8.
Here, the lift appliance for having upgraded describes with reference to Fig. 8 to Figure 10.Fig. 8 is the drawing in side sectional elevation of the structure of explanation renewal lift appliance of the present invention; Fig. 9 is the drawing in side sectional elevation of structure of the stop side doorway device of explanation renewal lift appliance of the present invention; Figure 10 is the longitudinal diagram of structure of the stop side doorway device of explanation renewal lift appliance of the present invention.
In the lift appliance that has upgraded, car 37 and the suspention of counterweight 38 bucket type ground are arranged on the main rope 36, main rope 36 hangs on the driving rope sheave that is arranged in the machine room of top, but car 37 and counterweight 38 reach with guide rail 39 and are configured in the hoistway 1 reusing guide rail 40 with guiding free lifting by extend the car that is provided with along the vertical direction in hoistway 1.
In each stop 8, stop side door cover 9 is erect at 25 places, stop side gangway and is provided with, new stop side door cover 32 as second stop side door cover is arranged side by side in hoistway 1 side of the stop side door cover 9 that overlaps as the first stop side door, new stop side sill 30 is connected the lower end of new stop side door cover 32, and extension is provided with on the frontal width direction of stop side gangway 25, new stop side door 34 suspentions that open and close stop side gangway 25 are arranged on the door track 33a of new suspension bracket housing 33, thereby constitute the doorway device of stop 8.
Like this, according to the present invention, take off existing stop side sill 10, stay existing stop side door cover 9, and new stop side sill 30 and new stop side door cover 32 is arranged in hoistway 1 side of existing stop side door cover 9, so carve chiseler's degree due to stop side sill 10 sides on stop ground 22 and the lower end of stop side door cover 9.So, carve the caused repairing work scale of chiseler's journey and diminish, the more newly built construction time limit can be shortened, and update cost can be reduced.
Here, as shown in figure 11, can trim board 42 be set, hide stop side door cover 9 and new stop side door cover 32 to cover in interior all sides of stop side door cover 9 and new stop side door cover 32.Under this situation, the user not can be appreciated that the existence of two stop side door covers 9,32 and the existence in the gap between door pocket, thereby aesthetic appearance is improved.
Have, the present invention is not limited to upgrade a whole set of lift appliance again, and also applicable to the more newly built construction of the lift appliance that upgrades car at least, step of updating is not limited to above-mentioned steps.
In addition, in the above-described embodiment,, there is not the elevator without machine room of machine room applicable to top at hoistway 1 though be applicable to the lift appliance that is provided with machine room on hoistway 1 top yet.
In addition, in the above-described embodiment, though the suspension bracket housing is installed on the upper ledge of stop side door cover, the suspension bracket housing also can be installed on the wall of the hoistway that is positioned at stop side door cover top.
Claims (3)
1. the update method of a lift appliance, the car of this lift appliance is connected with main rope with counterweight, and can be provided in up and down in the hoistway, this lift appliance has stop side doorway device, and this stop side doorway device has: the place erects the stop side door cover that is provided with in stop side gangway; Be connected and extend the stop side sill of setting with the lower end of this stop side door cover along the frontal width direction of described stop side gangway; And the stop side door that opens and closes described stop side gangway, the update method of described lift appliance is characterised in that it has following operation:
The engraving tool chiseler preface that expose the lower end that ground-surface described stop side sill side of stop and described stop side door are overlapped;
Remove being connected of lower end of described stop side sill and described stop side door cover, and remove the operation of this stop side sill;
New stop side sill is configured to than described stop side door cover more by hoistway side, this new stop side sill is felt relieved and is fixed in operation in the described hoistway;
New stop side door cover is arranged side by side hoistway side at described stop side door cover, this new stop side door cover is felt relieved and is fixed in operation in the described hoistway; And
Repair the ground-surface operation of described stop.
2. lift appliance that has upgraded, its car is connected with main rope with counterweight, and can be provided in up and down in the hoistway, it is characterized in that, and described lift appliance has stop side doorway device, and described stop side doorway device has:
Erect the existing stop side door cover of the conduct first stop side door cover that is provided with at place, stop side gangway;
The new stop side door cover of the conduct second stop side door cover that the hoistway side of overlapping at the described first stop side door is arranged side by side;
Be connected and extend the stop side sill of setting with the lower end of described second stop side door cover along the frontal width direction of described stop side gangway; And
Open and close the stop side door of described stop side gangway.
3. the lift appliance that has upgraded according to claim 2 is characterized in that,
Trim board is adapted to the inner peripheral surface that covers described first and second stop side doors cover.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007115923A JP2008273644A (en) | 2007-04-25 | 2007-04-25 | Replacing method of elevator device, and elevator device |
| JP2007-115923 | 2007-04-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101293611A CN101293611A (en) | 2008-10-29 |
| CN101293611B true CN101293611B (en) | 2010-06-02 |
Family
ID=40052145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101696481A Expired - Fee Related CN101293611B (en) | 2007-04-25 | 2007-11-13 | Update method for elevator apparatus and elevator apparatus |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2008273644A (en) |
| KR (1) | KR20080095733A (en) |
| CN (1) | CN101293611B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101333925B1 (en) * | 2009-06-29 | 2013-11-27 | 미쓰비시덴키 가부시키가이샤 | Elevator renewal method |
| JP5505956B2 (en) * | 2009-09-02 | 2014-05-28 | 東芝エレベータ株式会社 | Elevator 3-way frame assembly |
| JP2011051795A (en) * | 2009-09-04 | 2011-03-17 | Toshiba Elevator Co Ltd | Renewal method for hydraulic elevator |
| JP2011068437A (en) * | 2009-09-24 | 2011-04-07 | Toshiba Elevator Co Ltd | Renewal method of elevator device |
| JP2014105046A (en) * | 2012-11-26 | 2014-06-09 | Hitachi Building Systems Co Ltd | Elevator landing device |
| JP6212195B1 (en) * | 2016-11-11 | 2017-10-11 | 東芝エレベータ株式会社 | Elevator control device renewal method, main controller unit |
| JP6840261B2 (en) * | 2017-10-13 | 2021-03-10 | 三菱電機株式会社 | Elevator renewal method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4819403A (en) * | 1986-09-11 | 1989-04-11 | Otis Elevator Company | Method for installing elevator doors |
| CN1224690A (en) * | 1997-12-02 | 1999-08-04 | 三菱电机大楼技术服务株式会社 | Method for changing main cable of hydraulic elevator and its used fixed tool |
| CN1426952A (en) * | 2001-12-17 | 2003-07-02 | 因温特奥股份公司 | Device and system for renewing elevator equipment |
| JP2006111383A (en) * | 2004-10-13 | 2006-04-27 | Toshiba Elevator Co Ltd | Elevator car for renewal |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6414782U (en) * | 1987-07-18 | 1989-01-25 | ||
| JP4291446B2 (en) * | 1999-03-08 | 2009-07-08 | 東芝エレベータ株式会社 | Elevator cab |
| JP2002003126A (en) * | 2000-06-27 | 2002-01-09 | Hitachi Building Systems Co Ltd | Repairing method of elevator |
-
2007
- 2007-04-25 JP JP2007115923A patent/JP2008273644A/en active Pending
- 2007-10-23 KR KR1020070106533A patent/KR20080095733A/en not_active Application Discontinuation
- 2007-11-13 CN CN2007101696481A patent/CN101293611B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4819403A (en) * | 1986-09-11 | 1989-04-11 | Otis Elevator Company | Method for installing elevator doors |
| CN1224690A (en) * | 1997-12-02 | 1999-08-04 | 三菱电机大楼技术服务株式会社 | Method for changing main cable of hydraulic elevator and its used fixed tool |
| CN1426952A (en) * | 2001-12-17 | 2003-07-02 | 因温特奥股份公司 | Device and system for renewing elevator equipment |
| JP2006111383A (en) * | 2004-10-13 | 2006-04-27 | Toshiba Elevator Co Ltd | Elevator car for renewal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101293611A (en) | 2008-10-29 |
| JP2008273644A (en) | 2008-11-13 |
| KR20080095733A (en) | 2008-10-29 |
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