CN103387178B - Movable handrail degradation diagnostic device and degradation diagnostic method - Google Patents

Movable handrail degradation diagnostic device and degradation diagnostic method Download PDF

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Publication number
CN103387178B
CN103387178B CN201310165851.7A CN201310165851A CN103387178B CN 103387178 B CN103387178 B CN 103387178B CN 201310165851 A CN201310165851 A CN 201310165851A CN 103387178 B CN103387178 B CN 103387178B
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CN
China
Prior art keywords
rail
moving hand
radiant rays
moving
deterioration diagnosis
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CN201310165851.7A
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Chinese (zh)
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CN103387178A (en
Inventor
小平法美
大西友治
马场理香
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株式会社日立建筑系统
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Priority to JP2012107752A priority Critical patent/JP5566419B2/en
Priority to JP2012-107752 priority
Application filed by 株式会社日立建筑系统 filed Critical 株式会社日立建筑系统
Publication of CN103387178A publication Critical patent/CN103387178A/en
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Publication of CN103387178B publication Critical patent/CN103387178B/en

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Abstract

The invention provides a movable handrail degradation diagnostic device. In the degradation diagnosis of a movable handrail, shooting can be carried out in a way that the movable handrail and a part to be observed of a steel wire buried in the movable handrail do not overlap with parts of a passenger conveyor while the movable handrail does not need to be dismounted. The movable handrail degradation diagnostic device (A) has an X-ray source (1) of a ray radiation part and a radioactive ray reception part (29), wherein the X-ray source (1) of the ray radiation part simultaneously moves along steps moving along passengers with the a passenger conveyor (22) and radiates radioactive rays, i.e., X rays to the movable handrail (15) internally provided with the steel wire (16), and the radioactive ray reception part (29) receives X rays penetrating the movable handrail (15). The movable handrail degradation diagnostic device carries out degradation diagnosis of the movable handrail by arranging the X-ray source and the radioactive ray reception part at the same side of the movable handrail (15) at a state of clamping a bent part (15a) of the movable handrail (15).

Description

Deterioration diagnosis device for moving handrail and deterioration diagnosis method

Technical field

The present invention relates to deterioration diagnosis device for moving handrail and the deterioration diagnosis method of the damage of the inside of the moving hand-rail diagnosing the passenger conveyors such as escalator, movable sidewalk to possess by the irradiation of radiant rays.

Background technology

In the past, be known to as lower device, that is, pulled down the moving hand-rail of passenger conveyors, and made radioactive ray device be supported in guide, and configured moving hand-rail between radiant rays generating unit and light accepting part, thus mirrored the state imbedding the wire rod being arranged at moving hand-rail.In addition, in the past, in patent documentation 1, disclose as lower device, namely, install via installation portion with the upper portion configuration radiant rays generating unit at moving hand-rail, the mode that mirrors the fluorescence portion of fluoroscopy images in lower portion configuration, moving hand-rail is moved and mirrors fluoroscopy images, and the state of the wire rod imbedding setting is observed.

Patent documentation 1: Japanese Unexamined Patent Publication 2003-48683 publication

But, configure in the conventional art of moving hand-rail at the moving hand-rail pulling down above-mentioned passenger conveyors between the generating unit and light accepting part of radioactive ray device, the pulling down and spended time is set of moving hand-rail.In addition, conventional art disclosed in patent documentation 1, namely install in the technology in radiant rays generating unit and fluorescence portion in the upper portion of moving hand-rail and lower portion respectively, transmission image is taken in guide, the support portion of moving hand-rail, thus at the position for observing, only cannot observe imbedding the wire rod being arranged at moving hand-rail.

Summary of the invention

The present invention completes according to the actual conditions of above-mentioned conventional art, its object is to provide following deterioration diagnosis device for moving handrail and deterioration diagnosis method, namely, when carrying out the deterioration diagnosis of moving hand-rail, do not need to pull down moving hand-rail, in addition at the position for observing imbedding the steel wire being arranged at moving hand-rail and this moving hand-rail, can take in the not overlapping mode being formed other parts of passenger conveyors of taking in.

To achieve these goals, the feature of deterioration diagnosis device for moving handrail of the present invention is, possess: radiation exposure portion, its to for occupant ride and movement step synchronizing moving and the moving hand-rail imbedding the passenger conveyors being provided with steel wire in inside irradiates radiant rays; And radiant rays light accepting part, it accepts the radiant rays through described moving hand-rail, there to be the state of the curve of described moving hand-rail in therebetween, described radiation exposure portion and described radiant rays light accepting part to be configured at the identical faces side of described moving hand-rail and to diagnose the deterioration of described moving hand-rail.

In addition, to achieve these goals, the feature of moving hand-rail deterioration diagnosis method of the present invention is, when to the step synchronizing moving for occupant ride and movement, and the moving hand-rail imbedding the passenger conveyors being provided with steel wire in inside carry out deterioration diagnosis time, use deterioration diagnosis device for moving handrail, this deterioration diagnosis device for moving handrail possesses the radiation exposure portion described moving hand-rail being irradiated to radiant rays, with the radiant rays light accepting part accepted through the radiant rays of described moving hand-rail, described radiation exposure portion is being configured in the side of the curve of described moving hand-rail, described radiant rays light accepting part is configured in the opposite side of the described curve of the face side identical with the face being configured with described radiation exposure portion, and under the state that described curve is clipped between described radiation exposure portion and described radiant rays light accepting part, diagnose the deterioration of described moving hand-rail.

Effect of the present invention is as follows.

According to the present invention, following deterioration diagnosis device for moving handrail and deterioration diagnosis method can be provided, namely, when carrying out the deterioration diagnosis of moving hand-rail, can not need to pull down moving hand-rail, and at moving hand-rail and the position for observing imbedding the steel wire being arranged at this moving hand-rail, take in the mode do not taken in overlappingly with other parts being formed passenger conveyors.

Problem beyond above-mentioned, structure and effect are become clearly by the explanation of following embodiment.

Accompanying drawing explanation

Fig. 1 is the lateral plan of the deterioration diagnosis device for moving handrail of an embodiment of the invention.

Fig. 2 is the back view of the deterioration diagnosis device for moving handrail of an embodiment of the invention.

Fig. 3 is the figure of the transmission image representing the moving hand-rail taken by the deterioration diagnosis device for moving handrail of an embodiment of the invention.

Fig. 4 is the lateral plan of the schematic configuration representing the passenger conveyors diagnosed by the deterioration diagnosis device for moving handrail of an embodiment of the invention.

In figure:

1-x-ray source, 2-flasher, 3-photographic camera, the direction of 4-transmission X-ray, the pillar of 5-band slide rail, 6-height changing unit, 7-vertical rotating shaft, 8-vertical rotating shaft retaining thread part, 9-feathering axis retaining thread part, 10-interval changing unit, 11-X-ray control device, the scroll wheel of 12-band block, 13-reflection cable, 14-Personal Computer, 15-moving hand-rail, 15a-curve, 15b-curve, 15c-curve, 16-moving hand-rail imbeds the steel wire of setting, 17-feathering axis, 18-leak X-ray occlusion part, the steel wire of 19-transmission, 20-judge position, 21-steel wire wire rod.

Detailed description of the invention

Below, be described based on the embodiment of accompanying drawing to deterioration diagnosis device for moving handrail of the present invention and deterioration diagnosis method.

Fig. 4 is the lateral plan of the schematic configuration representing the passenger conveyors diagnosed by the deterioration diagnosis device for moving handrail of an embodiment of the invention.

In this Fig. 4, an example as passenger conveyors represents escalator, such as descending escalator.The passenger conveyors 22 be made up of this escalator possesses to be imbedded and the framework 23 set up between which at the underfloor on upper strata and the underfloor of lower floor.In addition, possess: drive by the not shown actuating device of the underfloor being located at upper strata the sprocket wheel 24 rotated; Be located at the driven sprocket 25 of the underfloor of lower floor; Be wound on the not shown annular chain on these sprocket wheels 24,25; And be located at this chain and for multiple steps 26 of occupant ride and movement.

In addition, in the both sides of step 26, be provided with the annular moving hand-rail 15 configured in the mode parallel with the direct of travel of step 26, take advantage of the passenger be loaded on step 26 can hold this moving hand-rail 15.Moving hand-rail 15 is driven by extreme gear 27.Extreme gear 27 is configured to by being driven the above-mentioned sprocket wheel 24 and chain 28 that rotate by not shown actuating device can synchronous rotary.Thus, moving hand-rail 15 is driven with identical speed with step 26.That is, moving hand-rail 15 and step 26 synchronizing moving.In the inside of the moving hand-rail 15 of diagnosis object of the present invention, imbed and be provided with steel wire 16 described later.

Fig. 1, Fig. 2 are the instruction diagrams of the deterioration diagnosis device for moving handrail of an embodiment of the invention, and Fig. 1 is lateral plan, and Fig. 2 is back view.

The deterioration diagnosis device for moving handrail A of the present embodiment shown in Fig. 1 possesses x-ray source 1 as the radiation exposure portion irradiating radiant rays and from X-ray to moving hand-rail 15 and the radiant rays light accepting part 29 that accepts through the X-ray of moving hand-rail 15.Radiant rays light accepting part 29 is such as made up of flasher 2 and photographic camera 3, and is configured to use mirror and taken the flasher 2 accepting X-ray and luminescence by photographic camera 3.

In addition, the deterioration diagnosis device for moving handrail A of present embodiment is configured to, and x-ray source 1 is connected with the pillar 5 of band slide rail via interval changing unit 10 and height changing unit 6.The below of the pillar 5 with slide rail is connected with brace table 30, is provided with the scroll wheel 12 of multiple band block in the lower face side of brace table 30.In addition, the X-ray control device 11 that the carrying out of the X-ray of irradiating from x-ray source 1 is controlled is placed with in the upper surface side of brace table 30.

Above-mentioned interval changing unit 10 comprise support X ray source 1 support portion 10a, to be connected with radiant rays light accepting part 29 and the supporting strut 10b inserted at the inserting hole being located at support portion 10a and the retaining thread part 10c that support portion 10a and supporting strut 10b is fixed.Therefore, make supporting strut 10b relative to the inserting hole relative movement of support portion 10a by the retaining thread part 10c that relaxes, thus the interval between x-ray source and radiant rays light accepting part 29 can be set as desired interval.

In addition, above-mentioned height changing unit 6 can be made to slide on the slide rail of the pillar 5 of band slide rail by operating handle 6a.By changing the height of this height changing unit 6, the height and position of x-ray source 1 and radiant rays light accepting part 29 can be changed.

Further, height changing unit 6 and interval changing unit 10 are connected via angle changing unit 31.Angle changing unit 31 possesses the vertical direction changing x-ray source 1 and radiant rays light accepting part 29 and namely changes the vertical rotating shaft 7 at the elevation angle as direction of the arrows shown in fig and fix the rotation of this vertical rotating shaft 7 and the vertical rotating shaft retaining thread part 8 of fixing angle of rotation.In addition, angle changing unit 31 possess namely make x-ray source 1 and radiant rays light accepting part 29 the feathering axis retaining thread part 9(of the feathering axis 17 that rotates of the direction of the arrow shown in Fig. 2 and the rotation of fixing this feathering axis 17 and fixing angle of rotation be as shown in Figure 1 in the horizontal direction).

When using the apparatus for diagnosing deterioration A of present embodiment to carry out the deterioration diagnosis of moving hand-rail 15, configuration is put aside Image Data and is carried out the Personal Computer 14 of dissection process, connects photographic camera 3 and Personal Computer 14 by the reflection cable 13 of transmission reflection.

When by the deterioration diagnosis device for moving handrail A formed like this to moving hand-rail 15 and imbed the steel wire 16 being arranged at this moving hand-rail 15 observe time, be arranged near curve 15a, 15b, the 15c shown in Fig. 4 and carry out present embodiment.Below, to the deterioration diagnosis device for moving handrail A such as arranging present embodiment near curve 15a, the order of situation of carrying out deterioration diagnosis is described.

For the moving hand-rail 15 that present embodiment is diagnosed, in the top side being boundary with curve 15a, 15b, move along the direction identical with the moving direction of step 26.In addition, for moving hand-rail 15, in the following side being boundary with curve 15a, 15b, be introduced into the inside of not shown aspect substrate, and move along the direction contrary with the moving direction of step 26.

As the prior operation of the deterioration diagnosis device for moving handrail A for arranging present embodiment, first, between x-ray source 1 and the flasher 2 of radiant rays light accepting part 29, operate height changing unit 6 and interval changing unit 10 in advance to adjust distance between x-ray source 1 and radiant rays light accepting part 29, highly in the mode of the curve 15a putting into moving hand-rail 15.

When carrying out the deterioration diagnosis of moving hand-rail 15, pull down the block of the scroll wheel 12 of the deterioration diagnosis device for moving handrail A of present embodiment, determine the position of this apparatus for diagnosing deterioration A in the mode for the position observed can observing the curve 15a of moving hand-rail 15.Decision bit postpone, by the block fixed position of scroll wheel 12.Further, height changing unit 6, interval changing unit 10 and angle changing unit 31 etc. are operated, and contrast is for the position observed, and finely tunes in the mode making the flasher 2 of x-ray source 1 and radiant rays light accepting part 29 be positioned at suitable position.By this fine setting, the direction of the X-ray of irradiating from x-ray source 1 towards flasher 2 becomes the direction 4 of the transmission X-ray shown in Fig. 1.

As described above, under the state that placed x-ray source 1 and radiant rays light accepting part 29, x-ray source 1 in the side of the curve 15a of moving hand-rail 15, radiant rays light accepting part 29 at the opposite side of the curve 15a of the face side identical with the face being configured with x-ray source 1, to configure across the mode of curve 15a in centre.In addition, the deterioration diagnosis device for moving handrail A of present embodiment carries out deterioration with the curve 15a state be clipped between x-ray source 1 and radiant rays light accepting part 29 as described above and diagnoses.In addition, when carrying out the operation of deterioration diagnosis device for moving handrail A of present embodiment, as shown in Figure 2, the leakage X-ray occlusion part 18 be made by plumbous or plumbous rubber is utilized to cover the entirety of the main portions comprising x-ray source 1 and radiant rays light accepting part 29.

Fig. 3 is the figure of the transmission image representing the moving hand-rail taken by the deterioration diagnosis device for moving handrail A of present embodiment.

As shown in Figure 3, the steel wire 19 of transmission image, the i.e. transmission of being taken by the deterioration diagnosis device for moving handrail A of present embodiment or the transmission image of wire rod 21 generated by the deterioration of this steel wire 19 take in Personal Computer 14.

Operator is while confirm the transmission image taking in Personal Computer 14, while the position that the steel wire 16 imbedding setting in the direction 4 of transmission X-ray with moving hand-rail is overlapping, the interval changing unit 10 at the interval of changing between x-ray source 1 and radiant rays light accepting part 29 is regulated.Now, the interval of x-ray source 1 and radiant rays light accepting part 29 is as far as possible close.

In addition, for the steel wire 16 that moving hand-rail imbeds setting, stranded many velamens are called the thin steel wire of wire rod and become the steel wire thick being a little referred to as twisted wire, further stranded many these twisted wires thus form steel wire 16.The steel wire 19 shown in Fig. 3 by the steel wire 16 formed like this of the deterioration diagnosis device for moving handrail A transmission of present embodiment.In present embodiment, imbed the steel wire 16 of setting at the moving hand-rail of the fore-end that turns back at the place of taking bending and become the position of the state on mountain, transmission is carried out to the moving hand-rail 15 of passenger conveyors 22.When steel wire 19 deterioration of transmission, the wire rod becoming in disorder is taken as shown in the wire rod 21 of Fig. 3, in judgement position 20, easily observes its situation.

For present embodiment, take due to moving hand-rail 15 ground can not be contacted, thus passenger conveyors 22 running can be made to take X-ray animation.And, when the wire rod judging that position 20 becomes in disorder is observed as the wire rod 21 of Fig. 3, x-ray source 1 and radiant rays light accepting part 29 entirety are rotated in vertical direction centered by vertical rotating shaft 7, or rotate in the horizontal direction centered by feathering axis 17, take, thus also only can carry out detailed inspection to this position.That is, by taking static picture in desired position, deterioration state can be observed in further detail.

For present embodiment, as described above, x-ray source 1 and radiant rays light accepting part 29 are configured to irradiate the top of the steel wire 16 of curve 15a.At the top of curve 15a, steel wire 16 is positioned at outermost layer.Therefore, by observing this position, prevent steel wire 16 and other parts from carrying out transmission overlappingly.Thereby, it is possible to raising diagnostic accuracy.

In addition, according to such viewpoint, when x-ray source 1 and radiant rays light accepting part 29 are positioned over moving hand-rail 15, be preferably placed as the top of the steel wire 16 can observing curve 15a.

In addition, the deterioration diagnosis device for moving handrail A of present embodiment possesses the interval changing unit 10 at the interval of changing between x-ray source 1 and radiant rays light accepting part 29, interval between x-ray source 1 and radiant rays light accepting part 29 can be adjusted by the shape of the corresponding curve 15a of interval changing unit 10, thus the interval between x-ray source 1 and radiant rays light accepting part 29 can be made as far as possible close as described above, and then transmission image can be obtained with the output of few X-ray.Thus, during diagnosis, the risk that X-ray is externally leaked can be reduced, in addition, even if just in case leak, also can significantly reduce externalities.In addition, the safety of operator is also easily guaranteed.Further, by such structure, the passenger conveyors of various mode is easily applicable to.

As described above, the deterioration diagnosis device for moving handrail A of present embodiment is along the sweep 15a X-ray irradiation of the moving hand-rail 15 of passenger conveyors 22, thus can not pull down transmission, i.e. the deterioration diagnosis that moving hand-rail 15 ground carries out moving hand-rail 15, and then the setting of this apparatus for diagnosing deterioration A comprising x-ray source 1 and radiant rays light accepting part 29 becomes simple.Further, the interval between x-ray source 1 and radiant rays light accepting part 29 can be adjusted to following configuration status, namely, be set to can be minimum under the state of deterioration diagnosis, thus can reduce X-ray and exports, and can suppress to leak the amount of X-ray.

In addition, for the deterioration diagnosis device for moving handrail A of present embodiment, when the transmission of X-ray, carry out transmission imbedding under the bending state of the steel wire 16 that is arranged at moving hand-rail 15, thus the wire rod that can correctly become in disorder to steel wire 16 deterioration is observed.

In addition, in the present embodiment, be illustrated for escalator as passenger conveyors, but the present invention is not limited to this, also can be used in the passenger conveyors such as movable sidewalk all.

In addition, enumerate deterioration diagnosis device for moving handrail A that present embodiment is set near curve 15a and carry out the example of the deterioration diagnosis of moving hand-rail 15, but also can adopt the structure arranged near the curve 15b shown in Fig. 4.The structure formed like this also can not be pulled down moving hand-rail 15 ground from passenger conveyors 22 and carry out correct deterioration diagnosis.That is, the action effect identical with the action effect of above-mentioned embodiment can be obtained.In addition, arranging order etc. also can be identical order.

Further, the deterioration diagnosis device for moving handrail A that also can arrange present embodiment near the curve 15c shown in Fig. 4 carries out deterioration diagnosis.Now, need the mode changing this apparatus for diagnosing deterioration A, if but such curve 15c can be installed on, then can receive x-ray source 1 in the aspect substrate of moving hand-rail 15.Therefore, it is possible to prevent the leakage of X-ray, even and if need to stop the service to passenger, also can carry out the deterioration diagnosis of moving hand-rail 15.

In addition, the present invention is not limited to above-mentioned embodiment, comprises various alter mode.Embodiment as escribed above is described in detail in order to the present invention is described easy understand, and the present invention is not limited to whole structure that must possess explanation.

Claims (5)

1. a deterioration diagnosis device for moving handrail, is characterized in that,
Possess: radiation exposure portion, its to for occupant ride and movement step synchronizing moving and the moving hand-rail imbedding the passenger conveyors being provided with steel wire in inside irradiates radiant rays; And radiant rays light accepting part, it accepts the radiant rays through described moving hand-rail,
There to be the state of the curve of described moving hand-rail in therebetween, described radiation exposure portion and described radiant rays light accepting part to be configured at the identical faces side of described moving hand-rail and to diagnose the deterioration of described moving hand-rail.
2. deterioration diagnosis device for moving handrail according to claim 1, is characterized in that,
Described radiation exposure portion and described radiant rays light accepting part are configured to, and can irradiate the top of the described steel wire of described curve.
3. deterioration diagnosis device for moving handrail according to claim 1 and 2, is characterized in that,
Possess the interval changing unit that the interval of described radiation exposure portion and described radiant rays light accepting part is changed,
Can be corresponded to the shape of described curve by described interval changing unit adjust the interval of described radiation exposure portion and described radiant rays light accepting part.
4. a moving hand-rail deterioration diagnosis method, is characterized in that,
When to for the step synchronizing moving of occupant ride and movement and the moving hand-rail imbedding the passenger conveyors being provided with steel wire in inside carry out deterioration diagnose time,
Use deterioration diagnosis device for moving handrail, this deterioration diagnosis device for moving handrail possesses the radiation exposure portion irradiating radiant rays to described moving hand-rail and the radiant rays light accepting part accepted through the radiant rays of described moving hand-rail,
Described radiation exposure portion is being configured in the side of the curve of described moving hand-rail, described radiant rays light accepting part is configured in the opposite side of the described curve of the face side identical with the face being configured with described radiation exposure portion, and under the state that described curve is clipped between described radiation exposure portion and described radiant rays light accepting part, diagnose the deterioration of described moving hand-rail.
5. moving hand-rail deterioration diagnosis method according to claim 4, is characterized in that,
Described radiation exposure portion and described radiant rays light accepting part are configured to, and can irradiate the top of the described steel wire of described curve.
CN201310165851.7A 2012-05-09 2013-05-08 Movable handrail degradation diagnostic device and degradation diagnostic method CN103387178B (en)

Priority Applications (2)

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JP2012107752A JP5566419B2 (en) 2012-05-09 2012-05-09 Moving handrail deterioration diagnosis device and deterioration diagnosis method
JP2012-107752 2012-05-09

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CN103387178B true CN103387178B (en) 2015-06-17

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6204892B2 (en) * 2014-09-09 2017-09-27 株式会社日立ビルシステム Moving handrail deterioration diagnosis device for passenger conveyor
JP6307012B2 (en) * 2014-11-05 2018-04-04 株式会社日立ビルシステム Mobile handrail deterioration diagnosis device
JP6307011B2 (en) * 2014-11-05 2018-04-04 株式会社日立ビルシステム Mobile handrail deterioration diagnosis device
JP6328354B1 (en) * 2016-08-29 2018-05-23 三菱電機株式会社 Man conveyor handrail shape measuring device

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CN102253060A (en) * 2010-04-13 2011-11-23 株式会社日立建筑系统 Deterioration diagnosis device for moving handrail of passenger conveyor
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JP3195208B2 (en) * 1995-10-12 2001-08-06 株式会社日立ビルシステム Leak detection X-ray flaw detector
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CN102234060A (en) * 2010-04-20 2011-11-09 株式会社日立建筑系统 Mobile armrest flaw detection device of passenger conveyer
CN102328871A (en) * 2010-07-12 2012-01-25 株式会社日立制作所 The handrail testing fixture of apparatus of passenger conveyor and the method for maintaining of apparatus of passenger conveyor

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JP5566419B2 (en) 2014-08-06
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SG195462A1 (en) 2013-12-30

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