CN107406234A - Elevator sound arrester - Google Patents
Elevator sound arrester Download PDFInfo
- Publication number
- CN107406234A CN107406234A CN201580077580.7A CN201580077580A CN107406234A CN 107406234 A CN107406234 A CN 107406234A CN 201580077580 A CN201580077580 A CN 201580077580A CN 107406234 A CN107406234 A CN 107406234A
- Authority
- CN
- China
- Prior art keywords
- rope
- plug members
- elevator
- sound arrester
- bridle port
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of 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
- B66B11/04—Driving gear ; Details thereof, e.g. seals
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
Elevator is arranged at elevator with sound arrester, in the elevator, in the spaced walls being provided between the computer room of traction machine and the hoistway lifted for car and counterweight, bridle port is offered on floor board for machine room, more ropes pass through the bridle port, car and counterweight are by rope hanging, along with the lifting of car and counterweight, the position through bridle port of rope moves back and forth, and elevator possesses with sound arrester：Bridle port plug members, it is configured to block the bridle port around rope, and can be in the square upward displacement along spaced walls；And engaging unit, it makes bridle port plug members engage with the rope moved back and forth through the position of bridle port.
Description
Technical field
The present invention relates to a kind of elevator sound arrester.
Background technology
In elevator, computer room is provided with a manner of clipping spaced walls on hoistway.It is provided with computer room and possesses rope
Traction machine, the deflector sheave of wheel.It is wound in rope sheave, more ropes of deflector sheave pass through the hole for being opened in spaced walls and drop to well
Road, on the rope suspention have car and counterweight.When rope sheave is driven and rotated by the motor of traction machine, car and counterweight are by rope
Rope lifts.It is accompanied by this, motor etc. produces noise.The noise is passed into stop or car etc. via the hole and hoistway of spaced walls
Broadcast.In order to suppress the noise so propagated, noise reduction rope pipe is set in the hole of spaced walls.(with reference to patent document 1)
Prior art literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2003-40557 publications
The content of the invention
Invent problem to be solved
But the elevator for having car and counterweight by shackle suspention respectively at the both ends of rope be present.With being wound with rope
The interval of the respective grooving of rope sheave, deflector sheave of rope is compared, shackle it is more widely spaced.Therefore rope interval with from rope sheave,
Deflector sheave close to car, counterweight and widen.The rope broadening angle along with car, counterweight lifting and change.In addition, deposit
By movable pulley it is suspension wheel by the elevator of rope hanging in car and counterweight.Rope sheave, deflector sheave and the respective rotation of suspension wheel
Axle is set in a manner of the angle being 90 degrees to each other, and the direction of more ropes arrangement is with from rope sheave, deflector sheave close to suspension wheel
And be rotated by 90 °, the angle of the rotation along with car, counterweight lifting and change.
So, with the lifting of car and counterweight, the path change of rope.Also, rope passes through the position in the hole of spaced walls
Put and move back and forth.Therefore, spaced walls offer not only include through rope horizontal direction sectional area also include for rope
The hole of the size in Suo Yidong space.Hole for being opened in spaced walls, the space for rope movement, therefore noise are not blocked
Easily propagated from computer room to stop or car.
The present invention completes to solve the problem, it is therefore intended that obtains a kind of elevator sound arrester, it can press down
Make from order that the bridle port transmission that the rope of suspension craning cab and counterweight opens up through and spaced walls computer room and hoistway
Noise.
Means for solving the problems
The elevator of the present invention is arranged at elevator with sound arrester, and in the elevator, more ropes, which pass through, is opened in computer room and well
The bridle port in spaced walls between road, car and counterweight are by rope hanging, and along with the lifting of car and counterweight, rope is worn
The position for crossing bridle port moves back and forth, and elevator possesses with sound arrester：Plug members, it is configured to block around rope
Bridle port, and can be in the square upward displacement along spaced walls；And engaging unit, it makes plug members back and forth be moved with position
Dynamic rope engaging.
According to the present invention, engaging unit makes plug members engage with the rope moved back and forth, therefore plug members correspond to
The moving back and forth for position of rope and shifted along spaced walls, so as to block the bridle port around rope.
Invention effect
According to the present invention, can suppress from order that the rope of suspension craning cab and counterweight through and computer room and hoistway
The noise that the bridle port opened up in spaced walls is propagated.
Brief description of the drawings
Fig. 1 is the overall structure figure for the elevator for showing embodiments of the present invention 1.
Fig. 2 is the partial sectional view that elevator sound arrester is shown with the arrow II-II observations shown in Fig. 1.
Fig. 3 is the top view that elevator sound arrester is shown with the arrow III observations shown in Fig. 2.
Fig. 4 is the sectional view that elevator sound arrester is shown with the arrow IV-IV observations shown in Fig. 2.
Fig. 5 is the front view for the elevator sound arrester for showing embodiments of the present invention 2.
Fig. 6 is the top view that elevator sound arrester is shown with the arrow V observations shown in Fig. 5.
Fig. 7 is the top view for the elevator sound arrester for showing embodiments of the present invention 3.
Embodiment
Embodiment 1
Referring to figs. 1 to Fig. 4, an embodiment of the invention is illustrated.Fig. 1 is to show embodiments of the present invention
The overall structure figure of 1 elevator, Fig. 2 are the broken sections that elevator sound arrester is shown with the arrow II-II observations shown in Fig. 1
Figure, Fig. 3 are the top views that elevator sound arrester is shown with the arrow III observations shown in Fig. 2, and Fig. 4 is with the arrow shown in Fig. 2
IV-IV observes the sectional view for showing elevator sound arrester.
In Fig. 1, the top of hoistway 1 is provided with computer room 2.Hoistway 1 is separated with computer room 2 by spaced walls 3.The shape of spaced walls 3
Into the floor 4 of computer room 2, and form the top plate 5 of hoistway 1.Traction machine 6 is provided with computer room 2, in traction machine 6 can revolve
The mode turned is provided with rope sheave 7.Deflector sheave 9 has been disposed adjacently with traction machine 6.More ropes 10 are wound to local derviation from rope sheave 7
Wheel 9.
Offer the bridle port 11 passed through for rope 10 respectively in the spaced walls 3 of rope sheave 7 and the lower section of deflector sheave 9.Rope
Rope hole 11 is opened up in a manner of being penetrated from computer room 2 to hoistway 1.Floor 4 in computer room 2 in a manner of blocking each bridle port 11 is set
It is equipped with sound arrester 12.Car 13 and counterweight 14 are provided with a manner of it can lift in hoistway 1.
Dropped to from rope sheave 7 through sound arrester 12 and bridle port 11 on the rope 10 of hoistway 1, by cage suspension
The suspention of wheel 15 has car 13.Dropped to from deflector sheave 9 through sound arrester 12 and bridle port 11 on the rope 10 of hoistway 1,
There is counterweight 14 by the suspention of counterweight suspension wheel 16.It is parallel to each other that rope sheave 7 with deflector sheave 9 is configured to respective rotation centerline.
Rope sheave 7 and cage suspension wheel 15 from vertical direction, then rope sheave 7 and cage suspension wheel 15 are configured to respective pivot
The angle that line is 90 degrees to each other.Deflector sheave 9 and counterweight suspension wheel 16 from vertical direction, then deflector sheave 9 and counterweight suspension wheel
16 are configured to the angle that respective rotation centerline is 90 degrees to each other.
Therefore, between rope sheave 7 and cage suspension wheel 15 and between deflector sheave 9 and counterweight suspension wheel 16, phase be present
The rope 10 obliquely set for vertical direction.The slope of these ropes 10 along with car 13 and counterweight 14 lifting, or
Change big or smallly.The change of the slope of the rope 10 is repeated along with the lifting of car 13 and counterweight 14.
Thus, the position of rope 10 through bridle port 11 moves back and forth.For example, it is located at the superiors of building in car 13
In the case of, each rope 10 passes through the predetermined position of bridle port 11, in car 13 in the case of undermost, respectively
Root rope 10 passes through predetermined position different when being located at the superiors from car 13.The position through bridle port 11 of rope 10
Put along with the lifting of car 13 and counterweight 14 and moved back and forth at this between two.Being sized to for bridle port 11, makes
The rope 10 that must be moved back and forth is not interfered with spaced walls 3.
In Fig. 2, Fig. 3, sound arrester 12 is provided with framework 18, pipeline 19, lid 20 and is used as plug members.The shape of framework 18
As tabular, the hole 18a passed through for more ropes 10 is provided with center.Framework 18 with can along floor 4 shift
Mode is placed on floor 4.It is protrusively provided the pipeline 19 of tubular, rope 10 upward from the hole 18a of framework 18 edge
Through the centre of pipeline 19.The lid 20 of tabular is provided with a manner of blocking around rope 10 in the upper end of pipeline 19.
The hole 21 passed through for rope 10 is provided with lid 20.Hole 21 by the circular cross-section along each rope 10 circular arc
Notch part 21b narrow with the width for linking arc sections 21a adjacent to each other portion 21a is formed.Arc sections 21a size is than circular
Rope 10 section it is slightly larger.Along with the lifting of car 13 and counterweight 14, the position in the hole 21 through lid 20 of rope 10 is past
It is multiple mobile, but the size in the hole 21 of lid 20 is smaller than the track that the position of rope 10 moves back and forth.Framework 18, pipeline 19, lid 20 with
The mode for not producing gap between each other engages.So, the hole 21 more slightly larger than the section of the rope 10 of circle, bridle port 11 are removed
Blocked by framework 18, pipeline 19, lid 20.
In Fig. 2, Fig. 4, in more ropes 10 being arranged in parallel positioned at both ends each rope 10 using be used as engage
The clamping close device 22 of unit engages with pipeline 19.It is provided with each clamping close device 22 and clips a pair of rolls 23 of rope 10 as connecing
Contact portion part.Each roller 23 is kept in a manner of it can rotate by a pair of the holding members 24 for being installed on pipeline 19.In the outer of each roller 23
All portions are provided with the groove 23a of the ring-type of the circumferentially extending along roller 23.Roller 23 is arranged to compared with the hole 21 of lid 20 to rope
10 protrude, and are contacted with rope 10.
As the groove 23a for being arranged at roller 23, enumerate such as the circular groove that section is arc-shaped or V grooves that section is V shape.
Rope 10 is between a pair of rolls 23 is sandwiched in the state of being embedded into the groove 23a for being arranged at roller 23.Each roller 23 revolves with rope sheave 7
Turn, rope 10 is moved and rotated.Each roller 23 is by long side direction movement of the rope 10 to rope 10 and while being contacted with rope 10
While rotation.So, clamping close device 22 passes through moving back and forth for the position of bridle port 11 on rope 10, by the position of rope 10
Connected with the position of sound arrester 12.In addition, on movement of the rope 10 to long side direction, make rope 10 position and every
The position of mixer 12 is independent.
When the lifting along with car 13 and counterweight 14, when the position through bridle port 11 of rope 10 moves back and forth, card
Attach together and put 22 and pressed by rope 10.Because clamping close device 22 is pressed by rope 10, pipeline 19, framework 18, lid 20 move along floor 4
Position.Framework 18 is configured to also block the size of bridle port 11 even if displacement.
According to the elevator sound arrester so formed, in order that rope 10 through and computer room 2 and hoistway 1
Spaced walls 3 on the bridle port 11 that opens up, framework 18, pipeline 19, lid 20 are blocked around rope 10, when car 13 and counterweight 14
During lifting, moved back and forth along with the position of rope 10, the pressing fastened device 22 of rope 10, pipeline 19, framework 18, lid 20 along
Floor 4 shifts and blocks the bridle port 11 around rope 10, therefore can suppress the noise propagated from bridle port 11.
In addition, be provided with pipeline 19 between framework 18 and lid 20, thus can make at the part of pipeline 19 from through
The sound attenuation that gap between the rope 10 and lid 20 in hole 21 is propagated to the side of hoistway 1.In addition, need not in the situation according to noise
In the case of decaying using pipeline 19, pipeline 19 can be removed, the rope around rope 10 is blocked using framework 18 and lid 20
Hole 11.
In addition, in the present embodiment, the hole 21 of lid 20 is formed by arc sections 21a and notch part 21b, but not limited to this,
Such as the hole for linking the shape that arc sections adjacent to each other form by common tangent line can also be set to.
In addition, in the present embodiment, pipeline 19 is engaged with rope 10, but not limited to this, such as can also be in lid 20
The side of computer room 2 set roller 23, lid 20 is engaged with rope 10.In addition, it is not limited to roller 23, example with the contact component that rope 10 contacts
Such as the small fluororesin of coefficient of friction can be installed on lid 20 in a manner of being protruded than hole 21, also will not even if being contacted with rope 10
Damage rope 10.
In addition, in the present embodiment, the rope 10 at the both ends in more ropes 10 is set to engage with pipeline 19, but be not limited to
This, such as the rope 10 of any more than two in more ropes 10 can be made to engage with pipeline 19, whole ropes can also be made
10 engage with pipeline 19.
Embodiment 2
In embodiment 1, the situation for setting a hole 21 in a lid 20 and passing through more ropes 10 is carried out
Illustrate, but in the present embodiment, the situation for only setting a hole in a plug members and only passing through a rope is entered
Row explanation.In addition, for other embodiment label identical part, same section is shown in the present embodiment and omitted
Explanation.
Fig. 5 is the front view for the elevator sound arrester for showing embodiments of the present invention 2, and Fig. 6 is with the arrow shown in Fig. 5
Head V observations show the top view of elevator sound arrester.
In Fig. 5, Fig. 6, in sound arrester 30, the side on the floor 4 of the both sides of bridle port 11 to be protruded from floor 4
Formula is provided with a pair of support member 31.Between these supporting members 31, tabular is provided with spaced intervals along the vertical direction
Lower component 32 and upper-part 33.Supporting member 31 is fixed at lower component 32 and 33 respective both ends of upper-part.In the He of lower component 32
Upper-part 33, offer the hole 32a being connected with bridle port 11, hole 33a one by one respectively, and more ropes 10 pass through these
Hole 32a, hole 33a.Hole 32a and hole 33a are set as following size：Even if the position of rope 10 is along with car 13 and counterweight 14
Lift and move back and forth, rope 10 is not also interfered with lower component 32, upper-part 33.
In space between lower component 32 and upper-part 33, multiple plug members 34 of tabular are configured to be arranged in down
On part 32.The plug members 35 of tabular are respectively arranged with the side of the plug members 34 at both ends.Each plug members 35,
35 except formed for plugging hole 32a both ends must it is more slightly larger than plug members 34 in addition to, it is identical with plug members 34.Choking portion
Part 34, plug members 35 slide on lower component 32 and can be in the square upward displacements along spaced walls 3.Plug members 34,
Plug members 35 for example by the such coefficient of friction of fluororesin it is small, even if contacting the material shape for also not damaging rope 10 with rope 10
Into.
As the engaging unit with rope 10, one is only offered respectively only in each plug members 34, plug members 35
Hole 34a, the hole 35a passed through for a rope 10.Hole 34a, hole 35a size are more slightly larger than the section of the rope 10 of circle.Work as rope
When the position of rope 10 moves back and forth along with the lifting of car 13 and counterweight 14, rope 10 respectively with plug members 34, block
Part 35 is contacted, and plug members 34, plug members 35 are pressed to the direction moved back and forth.Plug members 34, plug members 35
Be formed as the size of plugging hole 32a, bridle port 11 when each rope 10 concentrates on the most central state of bridle port 11.
According to the elevator sound arrester so formed, in order that rope 10 through and computer room 2 and hoistway 1
Spaced walls 3 on the bridle port 11 that opens up, plug members 34, plug members 35 are blocked around rope 10, when car 13 and right
When weighing 14 lifting, moved back and forth along with the position of rope 10, rope 10 presses plug members 34, plug members 35, choking portion
Part 34, plug members 35 shift along floor 4 and block the bridle port 11 around rope 10, therefore can suppress from bridle port 11
The noise of propagation.
In addition, in the case where car 13 and counterweight 14 are suspended into rope 10 by shackle (not shown) respectively, it is adjoint
The lifting of car 13 and counterweight 14, through the mutual interval variation of the rope 10 of bridle port 11.Even in rope like this
In the case of 10 interval variation, each plug members 34, plug members 35 shift independently along floor 4, and block rope
Bridle port 11 around 10, so as to suppress the noise propagated from bridle port 11.
In addition, in the present embodiment, to each plug members 34, plug members 35 are arranged on lower component 32
Situation is illustrated, but between the end of plug members 34 adjacent to each other or plug members 34 adjacent to each other with it is stifled
It can be overlapped between the end of plunger member 35.Thus, even in the interval between rope 10 along with car 13 and counterweight 14
Lifting and in the case of opening, between plug members 34 adjacent to each other or between plug members 34 and plug members 35 not
Bridle port 11 is blocked to opening clearance, therefore can more effectively suppress the noise propagated from bridle port 11.
Embodiment 3
In embodiment 2, to only setting a hole 34a on a plug members 34, only passing through a rope 10
Hole 34a situation is illustrated, but in the present embodiment, the situation to clamping a rope using a pair of plug members
Illustrate.In addition, for other embodiment label identical part, same section is shown in the present embodiment and saved
Slightly illustrate.
Fig. 7 is the top view for the elevator sound arrester for showing embodiments of the present invention 3.In the figure 7, in sound arrester
In 50, the framework 51 of bar shaped tabular is configured to be fixed on floor 4.Framework 51 is configured to the direction that more ropes 10 arrange
Long side direction.In the center of framework 51, the long side direction of framework 51 is provided with an elongated hole being connected with bridle port 11
51a, each rope 10 pass through elongated hole 51a.Elongated hole 51a is set to following size：Even if the position of rope 10 is along with car
13 and counterweight 14 lifting and move back and forth, rope 10 is not also interfered with framework 51.
Plug members 52 are placed with framework 51.A pair of plug members 52,52 are configured to clip a rope 10
It is and opposite each other on the short side direction of framework 51.In notch part 52a of each plug members 52 formed with arc-shaped, in breach
Contacted at portion 52a part with rope 10.Rope 10 be sandwiched in the state of embedded notch part 52a a pair of plug members 52 it
Between.
Long side direction arrangement of the so paired plug members 52,52 along framework 51 it is provided with multiple.In the stifled of both ends
The side of plunger member 52,52 is respectively arranged with paired plug members 53,53.A pair of plug members 53,53 notch part 53a,
53a contacts with the rope 10 pressed from both sides between them.Plug members 53 must be than stifled except being formed to block elongated hole 51a both ends
It is identical with plug members 52 beyond plunger member 52 is slightly larger.
Plug members 52, plug members 53 are formed as when each rope 10 concentrates on the most central state of bridle port 11
Block elongated hole 51a, the size of bridle port 11.Plug members 52, plug members 53 slided on framework 51 and can along
The square upward displacement of spaced walls 3.Even if plug members 52, plug members 53 for example by the such coefficient of friction of fluororesin it is small, with rope
Rope 10, which contacts, not to be damaged the material of rope 10 yet and is formed.
Convex portion 51b prominent upward is respectively arranged with the both ends of the short side direction of framework 51.In the convex portion, 51b consolidates
Surely there is the spring 54 as elastomeric element.It is provided with the spring of the quantity identical quantity with plug members 52, plug members 53
54.The base portion of one spring 54 is fixed on convex portion 51b, and plug members 52, plug members 53 are provided with the terminal part of spring 54
In any one.Spring 54 presses plug members 52, plug members 53 to rope 10.
When the position of rope 10 moves back and forth along with the lifting of car 13 and counterweight 14, such as rope 10 is by a side's
Plug members 52, plug members 53 to convex portion 51b press when, press the plug members 52, the spring 54 of plug members 53 is pressed
Contracting, so as to which plug members 52, plug members 53 shift to convex portion 51b.Now be pressed into the opposing party plug members 52, stifled
The spring 54 of plunger member 53 extends, so as to maintain that the state of plug members 52, plug members 53 is pressed to rope 10.
According to the sound arrester 50 of present embodiment, in the same manner as the sound arrester 30 of embodiment 2, even in rope 10
Interval change along with the lifting of car 13 and counterweight 14 in the case of, each plug members 52, plug members 53 are independent
Ground shifts along floor 4, and blocks the bridle port 11 around rope 10, so as to suppress the noise propagated from bridle port 11.
Claims (5)
1. a kind of elevator sound arrester, the elevator are arranged at elevator with sound arrester, in the elevator, more ropes, which pass through, to be opened up
The bridle port in spaced walls between computer room and hoistway, car and counterweight by the rope hanging, along with the car and
The lifting of counterweight, the position through the bridle port of the rope move back and forth,
The elevator sound arrester is characterised by that it possesses：
Plug members, it is configured to block the bridle port around the rope, and can be along the interval
The square upward displacement of wall；And
Engaging unit, it makes the plug members engage with the rope that the position moves back and forth.
2. elevator sound arrester according to claim 1, it is characterised in that
The plug members have the hole passed through for the rope,
The engaging unit has a contact component, the contact component it is prominent to the rope side compared with the edge in the hole and
With the rope contact, and the plug members are arranged in a manner of clipping the rope.
3. elevator sound arrester according to claim 2, it is characterised in that
The contact component is to clip the rope and a pair of rolls opposite each other, at least any one outer in the roller
All portions are provided with the groove for rope insertion.
4. elevator sound arrester according to claim 1, it is characterised in that
One plug members only has a hole only passed through for a rope.
5. elevator sound arrester according to claim 1, it is characterised in that
A pair of plug members are configured to clip a rope and opposite each other,
The engaging unit has：Breach, it is arranged at each plug members, is embedded in for the rope；And elastic portion
Part, its base portion are installed on the spaced walls, and terminal part supports the plug members, the breach is pressed on into the rope.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2015/057267 WO2016143111A1 (en) | 2015-03-12 | 2015-03-12 | Elevator noise insulation apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107406234A true CN107406234A (en) | 2017-11-28 |
| CN107406234B CN107406234B (en) | 2019-09-24 |
Family
ID=56878632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580077580.7A Active CN107406234B (en) | 2015-03-12 | 2015-03-12 | Elevator sound arrester |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6394783B2 (en) |
| CN (1) | CN107406234B (en) |
| WO (1) | WO2016143111A1 (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49113350A (en) * | 1973-03-09 | 1974-10-29 | ||
| JPS5492560U (en) * | 1977-12-14 | 1979-06-30 | ||
| JPH06286956A (en) * | 1993-04-02 | 1994-10-11 | Mitsubishi Electric Corp | Main rope device for elevator |
| JPH09194159A (en) * | 1996-01-17 | 1997-07-29 | Mitsubishi Denki Bill Techno Service Kk | Rope hole covering device |
| JP2002348070A (en) * | 2001-05-25 | 2002-12-04 | Toshiba Elevator Co Ltd | Noise suppressor of elevator |
| JP2003040557A (en) * | 2001-07-24 | 2003-02-13 | Toshiba Elevator Co Ltd | Muffling device for elevator |
| CN101985339A (en) * | 2010-11-15 | 2011-03-16 | 苏州市克莱斯电梯有限公司 | Pedestal of elevator traction machine and method for reducing running noise of elevator |
-
2015
- 2015-03-12 CN CN201580077580.7A patent/CN107406234B/en active Active
- 2015-03-12 JP JP2017504515A patent/JP6394783B2/en active Active
- 2015-03-12 WO PCT/JP2015/057267 patent/WO2016143111A1/en active Application Filing
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49113350A (en) * | 1973-03-09 | 1974-10-29 | ||
| JPS5492560U (en) * | 1977-12-14 | 1979-06-30 | ||
| JPH06286956A (en) * | 1993-04-02 | 1994-10-11 | Mitsubishi Electric Corp | Main rope device for elevator |
| JPH09194159A (en) * | 1996-01-17 | 1997-07-29 | Mitsubishi Denki Bill Techno Service Kk | Rope hole covering device |
| JP2002348070A (en) * | 2001-05-25 | 2002-12-04 | Toshiba Elevator Co Ltd | Noise suppressor of elevator |
| JP2003040557A (en) * | 2001-07-24 | 2003-02-13 | Toshiba Elevator Co Ltd | Muffling device for elevator |
| CN101985339A (en) * | 2010-11-15 | 2011-03-16 | 苏州市克莱斯电梯有限公司 | Pedestal of elevator traction machine and method for reducing running noise of elevator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107406234B (en) | 2019-09-24 |
| JPWO2016143111A1 (en) | 2017-08-31 |
| JP6394783B2 (en) | 2018-09-26 |
| WO2016143111A1 (en) | 2016-09-15 |
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