CN101210658B - Lighting system for person transmission facility - Google Patents
Lighting system for person transmission facility Download PDFInfo
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- CN101210658B CN101210658B CN2006101717568A CN200610171756A CN101210658B CN 101210658 B CN101210658 B CN 101210658B CN 2006101717568 A CN2006101717568 A CN 2006101717568A CN 200610171756 A CN200610171756 A CN 200610171756A CN 101210658 B CN101210658 B CN 101210658B
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- optical fiber
- plastic optical
- illuminator
- light source
- source generator
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Abstract
The invention discloses a lighting system used with a transfer system. The lighting system is arranged at the predetermined position of the transfer system to lighten the transfer system. The invention is characterized in that the lighting system comprises a diffusion-type plastic optical fiber and a light generator for lightening the ends of the diffusion-type plastic optical fiber. The plastic optical fiber is arranged along the predetermined positions of the transfer system and positioned by a fixing device. The ends of the plastic optical fiber are connected with the light generator to receive a light given by the light generator, so that the light given by the light generator is transferred inside the plastic optical fiber and then emitted by the plastic optical fiber.
Description
Technical field
The present invention relates to the illuminator of people conveyors such as staircase, moving sidewalk or pedestrian conveyors.
Background technology
In the past several years, the handrail of traditional staircase, moving sidewalk or pedestrian conveyors etc. (below be referred to as people conveyor) and the apron employed light source that throws light on has: CCFL, LED lamp band, some optical fiber source etc.Yet CCFL is used for handrail and apron illumination, because appearance is a glass material, the fluorescent tube junction is a lead, need add the anti-riot waterproof of guard shield.Point optical fiber and the illumination of LED lamp band, light is made up of some spots, can not form continuously light source uniformly, and effect is not attractive in appearance.The color of cold-cathode lamp LED lamp band illumination cannot conversion, and all by light source electric energy being directly changed into luminous energy realizes, light and electricity are undivided, and staircase passenger hand is very near from working flare, if there is the situation of electric leakage to take place, the danger that just causes the passenger to be shocked by electricity possibly takes place, and uses dangerous.
Summary of the invention
The objective of the invention is to overcome the above-mentioned shortcoming that exists in the prior art.
To achieve these goals, according to the present invention, provide a kind of illuminator that is used for transfer system, this illuminator is arranged on the expection position of described transfer system so that described transfer system is thrown light on, and it is characterized in that described illuminator comprises:
Diffusion plastic optical fiber;
In order to light source generator to the end polishing of described diffusion plastic optical fiber;
Wherein, described plastic optical fiber carries over the expection position setting of described transfer system and passes through the fixture fix in position, the end of described plastic optical fiber is connected with described light source generator in order to accept the light that described light source generator sends, and makes the light that is sent by described light source generator give out along transmission in the described plastic optical fiber and via described plastic optical fiber.
Preferably, described transfer system is staircase, moving sidewalk or pedestrian conveyors.
Preferably, described expection position is handrail and/or apron.
Preferably, an end of described plastic optical fiber is connected with described light source generator, and the other end of described plastic optical fiber is equipped with reflective mirror.
Preferably, the other end of described plastic optical fiber is used the tail plug, and described reflective mirror is housed in the tail plug.
Preferably, the two ends of described plastic optical fiber are fixed on the light source generator simultaneously, in order to accept the light that described light source generator sends respectively.
Preferably, the two ends of described plastic optical fiber are connected on separately the light source generator, in order to accept the light that the respective sources generator sends.
Preferably, described illuminator also comprises in order to change the device for changing colour by the color of the light that described plastic optical fiber received.
Preferably, described device for changing colour comprises colour wheel, described colour wheel along its circumferentially order be equipped with optical filter in order to the spectrum that filters the different range wavelength, this colour wheel is arranged between the end of described light source generator and described plastic optical fiber, the rotation by colour wheel realizes photochromic conversion.
Preferably, described illuminator also comprises CD-ROM drive motor, rotates in order to drive described colour wheel.
Preferably, be equipped with in order to controlling the control button that described colour wheel rotates or stops, described control button is arranged on the described light source generator or the expection position of transfer system.
Preferably, described device for changing colour is in order to realize redness, orange, yellow, green, cyan, blueness or purple etc.
Preferably, the described end of described plastic optical fiber is connected with described light source generator by the cover that is of coupled connections.
Preferably, described illuminator also comprises isochronous controller, and isochronous controller is connected with the CD-ROM drive motor of each light source generator by synchronous signal line, in order to control the synchronous rotation of each light source generator colour wheel.
Preferably, described fixture comprises the installation card that is fixed in described transfer system expection position.
Preferably, described installation card is that continuous band shape is installed card.
Preferably, described transfer system expection position is fixed in two-sided tape in described installation Cali.
Preferably, described installation Cali is screwed in described transfer system expection position.
Preferably, described light source generator is arranged on melt pit.
Adopt illuminator of the present invention, can obtain following plurality of advantages.
The light source of diffusion type optical fiber of the present invention is easily changed, and also for ease of maintenaince, except bulb need regularly replace, miscellaneous part need not maintenance, long service life in the whole system.Light source generator can be placed in the ground a heatable brick bed, and the layman is difficult to contact, has anti-destructive.Plastic optical fiber material soft pliable folding is non-friable, by simple installation method, can be integrated in the dissimilar people conveyors.The degree of protection height of plastic optical fiber without any need for safeguard procedures, even can be inserted it in water and use.
Diffusion plastic optical fiber of the present invention is luminous, and evenly the overall profile that can delineate out people conveyors such as staircase and moving sidewalk easily forms decorative effect attractive in appearance, and its light is flexible to be propagated, and does not have light pollution.It can change the glow color of light source, and after the plastic optical fiber conduction, color is more apparent soft pure, gives people's visual effect very outstanding, and does not have ultraviolet ray, infrared ray, can reduce the aged deterioration to article such as escalator handrail bands.Plastic optical fiber is continuous turn colors in use, also can select certain color by specific button on the light source generator, to satisfy different needs.
Diffusion plastic optical fibre illumination light of the present invention separates fully with electricity, no electric spark, no shock hazard, has thoroughly stopped the shocked by electricity generation of phenomenon of passenger.Do not contain heavy metal in the plastic optical fiber product material, solvent-free volatilization does not discharge toxic gas, has environmental protection, radiationless characteristics, and is reusable, reduces investment outlay.Diffusion plastic optical fiber illuminating system of the present invention Installation and Debugging easy, photochromic attractive in appearance variable, safe and reliable, the scope of application is wide.
Description of drawings
Describe embodiments of the invention with reference to the accompanying drawings in detail.
Fig. 1 is a side view of using the staircase of illuminator of the present invention;
Fig. 2 is the cross section view along II-II line intercepting among Fig. 1;
Fig. 3 is the zoomed-in view of part X among Fig. 2;
Fig. 4 is the zoomed-in view of part Y among Fig. 2;
Fig. 5 is a partial cross sectional views, shows being connected between plastic optical fiber end and the light source generator;
Fig. 6 is a perspective view, shows in order to plastic optical fiber is connected in the cover that is of coupled connections of light source generator;
Fig. 7 is a partial cross sectional views, and an end that shows with plastic optical fiber is used the tail plug;
Fig. 8 is the schematic diagram that the colour wheel structure is shown;
Fig. 9 is the schematic diagram that rotates synchronously with the motor of realizing each light source generator that is connected that illustrates between isochronous controller and a plurality of light source generators; And
Figure 10 is a perspective view, shows the diffusion plastic optical fiber that is arranged on the apron place.
The specific embodiment
At first referring to Fig. 1.Fig. 1 is the side view of staircase, wherein shows the embodiment of the staircase of using illuminator of the present invention.
As shown in Figure 1, staircase 1 comprises handrail hand steered when the passenger takes staircase 10 and is positioned at the apron 20 of handrail downside.Security in order to guarantee the passenger particularly to take staircase night need be thrown light on to staircase.For this reason, set according to illuminator of the present invention for staircase.
Illuminator according to the present invention comprises diffusion plastic optical fiber and light source generator.The described plastic optical fiber staircase of postponing is arranged on the expection position of staircase, and light source generator penetrates illumination at end face in plastic optical fiber, thereby the plastic optical fiber nationality is by its leaded light and astigmatic characteristic, and the light that light source is sent comes out to throw light on along the plastic optical fiber conduction and with light scattering.
Below with reference to Fig. 1-Fig. 4 the concrete structure of illuminator is described, wherein Fig. 2 is the cross section view along II-II line intercepting among Fig. 1; Fig. 3 is the zoomed-in view of part X among Fig. 2; And Fig. 4 is the zoomed-in view of part Y among Fig. 2.
Among the embodiment shown in the figure, set the diffusion plastic optical fiber that the whole length of the staircase of postponing is provided with at the arm rest of staircase and apron sidepiece place respectively, made that the postpone development length of whole staircase of described handrail and apron is thrown light on.Shown in Fig. 2-4 difference, the plastic optical fiber of arm rest is arranged at the handrail outside, and the plastic optical fiber at apron sidepiece place is arranged at the apron inboard.
Below, in conjunction with Fig. 3 illustrate plastic optical fiber in the installing of handrail.
As shown in Figure 3, endless belt handrail 10 movably is secured to Armrest guide rail 11, and Armrest guide rail is fixed in guardrail post 12.Place, bottom in the part that is positioned at guardrail post 12 outsides of Armrest guide rail 11 is equipped with the continuous band-shaped installation card 13 that extends along Armrest guide rail 11.As shown in Figure 3, card 13 is installed is comprised bottom 14 and the lateral margin 15,16 that stretches out from the bottom in two bottom sides, card bottom 14 is installed adopts two-sided tape 17 to be secured to Armrest guide rail 11 regularly.Bottom 14 is together with the groove of two lateral margins, 15,16 formation semicirculars in shape, in order to the rounded diffusion plastic optical fiber 18 in cross section (certainly, if adopt the cross section to be non-circular plastic optical fiber, its mounting groove shape also will make corresponding changes) to be installed.Therefore, in the semi-circular groove that diffusion plastic optical fiber 18 is inlaid in installation card 13, and with diffusion plastic optical fiber 18 installation in position.
In order to make diffusion plastic optical fiber 18 fix in position positively, can make the diameter that the semi-circular groove on the card 13 is installed be slightly less than the diameter of plastic optical fiber 18, and adopt two lateral margins 15,16 with big elasticity and intensity.
In order to throw light on, the end of plastic optical fiber 18 need with the light source generator adjacency.The end face in plastic optical fiber is penetrated in the illumination that light source generator sends, thereby the plastic optical fiber nationality makes the light that light source sends come out to throw light on along the plastic optical fiber conduction and with light scattering by its leaded light and astigmatic characteristic.
Specifically referring to Fig. 5, wherein show being connected between plastic optical fiber end and the light source generator.As shown in Figure 5, the end of plastic optical fiber 18 is fixedly connected on light source generator 40 by the cover 30 that is of coupled connections.The illumination that the light source 41 of light source generator 40 sends is mapped to the end of plastic optical fiber, and nationality is realized illumination by the light transport properties and the astigmatic characteristic of plastic optical fiber thus.
For the end with plastic optical fiber 18 is connected in light source generator 40, on light source generator 40, be equiped with a sleeve pipe 31 regularly, an end toward the outer side of this sleeve pipe 31 is formed with internal thread.As shown in Figure 6, the cover 30 that is of coupled connections comprises threaded sleeve 32, this threaded sleeve 32 is provided with in outer peripheral face and is used for and the hexagonal protrusions that engages such as inner hexagon spanner etc., and be formed with external screw thread in the hexagonal protrusions both sides, engage with the internal thread of sleeve pipe 31 with the external screw thread of sleeve pipe 31 relative sides.The cover 30 that is of coupled connections also comprises shutoff nut 33, and this shutoff nut is formed with internal thread, thereby the shutoff spiral shell can be threadedly connected to threaded sleeve 32.In order to make plastic optical fiber fixing securely, fixture or fixing filler 34 preferably are set with being of coupled connections to overlap in the space between 30 at plastic optical fiber 18.As a kind of selection scheme, fixture or fixedly filler 34 can have elasticity.Though do not illustrate among the figure, fixture or fixing filler also can be set in the space between sleeve pipe 31 and the plastic optical fiber 18.
In addition, plastic optical fiber 18 ends can adopt other modes to carry out with being connected of light source generator 40, as long as can guarantee that the plastic optical fiber end can with respect to the light source generator positioning instant.Therefore, the connected mode of plastic optical fiber end and light source generator is not limited to described specific connected mode, and multiple connected mode is available, and this is conspicuous to the insider.
Adopt plastic optical fiber as illuminace component because plastic optical fiber material soft pliable song, therefore can be in office what realize and the docking of light source generator the position easily.Therefore can easily light source generator be arranged on any suitable place, for example light source generator can be placed in the melt pit,, have anti-destructive because the layman is difficult to contact.One that light source generator 40 has been shown among Fig. 1 is provided with the position.
Among the described in the above embodiment, the two ends of described plastic optical fiber 18 are fixed on the light source generator 40 simultaneously, thereby light source generator carries out polishing to the two ends of plastic optical fiber 18 simultaneously, to realize the long-distance transmissions of light.
As a kind of alternative plan, the two ends of described plastic optical fiber can be individually fixed on separately the light source generator.
In addition, as a kind of selection scheme, also an only end of plastic optical fiber can be linked to each other with light source generator.In this case, preferably, the other end can set reflective mirror, to strengthen brightness.As a kind of alternative plan, as shown in Figure 7, the other end of described plastic optical fiber can be used tail plug 50, dress reflective mirror 51 in the tail plug.
In addition, can change the glow color of plastic optical fiber by changing the light source luminescent color.For
Change the light source luminescent color, can realize by adopting the mode of filtering spectrum.For this reason, as shown in Figure 5,,, between plastic optical fiber end and light source 41, colour wheel 60 is set, is equipped with optical filter on this colour wheel 60 in order to the spectrum that filters the different range wavelength in order to realize the change of light source luminescent color according to the present invention.According to one embodiment of the invention, as shown in Figure 8, colour wheel 60 is in the form of annular discs, along the circumferential optical filter 61 that is equipped with in proper order in order to the spectrum that filters the different range wavelength of colour wheel.
See also Fig. 5, on the output shaft that colour wheel 60 is installed in such as CD-ROM drive motors such as stepper motor 70, thereby colour wheel 60 can drive rotation by CD-ROM drive motor 70, and the optical filter 61 on the colour wheel 60 is between light source 41 and plastic optical fiber end.Certainly, can between colour wheel 60 and CD-ROM drive motor 70, transmission/speed change gear be set as required, the rotation of CD-ROM drive motor is passed to colour wheel.
Except adopting CD-ROM drive motor to drive colour wheel rotates, also can drive colour wheel and rotate, and replace the hand rotation colour wheel, change that equally can real light source luminescent color without CD-ROM drive motor.
In the configuration of adopting colour wheel realization glow color to change, owing to be equipped with optical filter on the colour wheel in order to the spectrum that filters the different range wavelength, therefore nationality is by the filter action of optical filter, by rotating colour wheel color is changed, thereby realized the change of the glow color of plastic optical fiber, to satisfy the needs of user to different color.Adopt technical scheme of the present invention, on the one hand, in use colour wheel can be fixed, thereby make plastic optical fiber send the light of solid color; On the other hand, in use also can utilize the drive motor colour wheel to rotate continuously, thereby make the glow color of plastic optical fiber continuously change.
In order to the rotation of control colour wheel or the control button that stops can be arranged on the light source generator or on the appropriate location of any handled easily, realize the continuous rotation of colour wheel or colour wheel is fixed by the operation control button.
Except the colour wheel of the optical filter by being provided with the spectrum that filters the different range wavelength changes the color, also can realize the change of light source colour by adopting the transparent body that different colours is set in the light source front portion.And can adopt versicolor color lamp to realize the change of illuminating color.
Alternative color includes but not limited to redness, orange, yellow, green, cyan, blueness, purple etc.
Under being fixed in situation on separately the light source generator at the two ends of plastic optical fiber, identical photochromic in order to realize exporting, preferably adopt isochronous controller.
Fig. 9 shows being connected of isochronous controller 80 and each synchronizable optical source generator 40.Isochronous controller 80 is connected with the CD-ROM drive motor 70 of each light source generator 40 by synchronous signal line 81, rotate synchronously in order to drive each CD-ROM drive motor, and then the colour wheel of controlling each light source generator rotates synchronously, thereby realizes the synchronous of each light source generator glow color.
Isochronous controller can also be used to controlling a plurality of light source generators, to realize the synchronous of many plastic optical fiber glow colors, for example be used for controlling each light source generator of the plastic optical fiber that is used to be arranged at arm rest and apron sidepiece place, thus realize being arranged at arm rest and apron sidepiece place plastic optical fiber glow color synchronously.
Utilizing isochronous controller to control the synchronous rotation of each CD-ROM drive motor is known in the art, does not repeat them here.
Referring to Fig. 4 and 10, wherein show the plastic optical fiber 18 that is installed in apron 20 inboards.As shown in Figure 4, the installation card 90 that is used to install plastic optical fiber 18 is fitted between the bottom 22 and top 21 of apron.The edge of a wing 91,92 that cassette tape has the groove of semicircular in shape and is positioned at the groove both sides is installed, and top flange 91 is posted by the lower edge on apron top 21, and lower flange 92 is formed with groove 93.The upper end of apron bottom 22 places this groove 93, utilizes screw 95 to be fixed in the top of apron and the top flange 91 of blocking is installed.Plastic optical fiber is fitted in the groove that card is installed and installation in position.In addition, under situation as shown in Figure 4, the lower edge on apron top 21 can play and plastic optical fiber remained in the groove that card is installed and make it unlikely effect of deviating from.
According to the present invention, illuminator by light source generator to plastic optical fiber polishing and nationality light-transfer characteristic and astigmatic characteristic by plastic optical fiber, the illumination that lighting object is expected.In the use of illuminator, uniform rotation that can be by colour wheel and continuous change color also can be fixed colour wheel and color be fixed is to satisfy client's different needs.
According to the present invention, adopt isochronous controller that a plurality of light source generators are carried out Synchronization Control, to realize the synchronous of each light source luminescent and to produce the identical light of color.
According to the abovementioned embodiments of the present invention, illuminator is equipped on staircase.But the insider be it is evident that, adopt the illuminator of plastic optical fiber to be applicable to staircase incessantly, also be applicable in any similar facilities such as moving sidewalk and pedestrian conveyors.And the setting of plastic optical fiber is not limited to be arranged at simultaneously handrail and apron place, and for example it can only be arranged on arm rest or apron place; The setting of plastic optical fiber also is not limited to the handrail outside and apron inboard, can freely select as required but the position specifically is set; And plastic optical fiber also can be according to specific circumstances be arranged on any suitable position with the object of needs illumination.
According to the abovementioned embodiments of the present invention, plastic optical fiber adopts the fixed part of belt installation card form to be installed in arm rest or apron place.But the insider be it is evident that, can adopt other any type of fixing means, for example, can adopt each discrete clamp to replace continuous band that card is installed and install plastic optical fiber; Can carriage be set at the position that needs are laid plastic optical fiber and plastic optical fiber is fixedly supported on the carriage; Perhaps Armrest guide rail or apron self form the mounting groove that is used for plastic optical fiber.In fact, can adopt the fixing technological means of any realization wire rod.
Among the embodiment shown in Figure 3 in the above, the banded card 13 installed is fixed in Armrest guide rail 11 by two-sided tape 17.But the insider be it is evident that, can adopt multiple other fixing means, for example utilize screw to fix.Similarly, in the embodiment shown in fig. 4, also can adopt other fixing means that installation card 90 is fixed in apron 20.
According to the abovementioned embodiments of the present invention, adopt isochronous controller that a plurality of light source generators are carried out Synchronization Control, to realize the synchronous of each light source luminescent color.But it is evident that isochronous controller also can save need not.
Describe the present invention in conjunction with the embodiment of the invention above, under the situation that does not deviate from spirit and scope of the invention, the insider can make various variants and modifications to the foregoing description, and these variants and modifications are also within category of the present invention.
Claims (16)
1. illuminator that is used for transfer system, this illuminator is arranged on the expection position of described transfer system so that described transfer system is thrown light on, and it is characterized in that described illuminator comprises:
Diffusion plastic optical fiber;
In order to light source generator to the end polishing of described diffusion plastic optical fiber;
Wherein, described plastic optical fiber carries over the expection position setting of described transfer system and passes through the fixture fix in position, the end of described plastic optical fiber is connected with described light source generator in order to accept the light that described light source generator sends, make the light that sends by described light source generator give out along transmission in the described plastic optical fiber and via described plastic optical fiber
One end of wherein said plastic optical fiber is connected with described light source generator, and the other end of described plastic optical fiber is equipped with reflective mirror.
2. illuminator as claimed in claim 1 is characterized in that, described transfer system is staircase, moving sidewalk or pedestrian conveyors.
3. illuminator as claimed in claim 2 is characterized in that, described expection position is handrail and/or apron.
4. illuminator as claimed in claim 1 is characterized in that the other end of described plastic optical fiber is used the tail plug, and described reflective mirror is housed in the tail plug.
5. as each described illuminator among the claim 1-4, it is characterized in that, also comprise in order to change device for changing colour by the color of the light that described plastic optical fiber received.
6. illuminator as claimed in claim 5, it is characterized in that, described device for changing colour comprises colour wheel, described colour wheel is along its circumferential optical filter that is equipped with in proper order in order to the spectrum that filters the different range wavelength, this colour wheel is arranged between the end of described light source generator and described plastic optical fiber, and the rotation by colour wheel realizes photochromic conversion.
7. illuminator as claimed in claim 6 is characterized in that, also comprises CD-ROM drive motor, rotates in order to drive described colour wheel.
8. illuminator as claimed in claim 7 is characterized in that, is equipped with in order to controlling the control button that described colour wheel rotates or stops, and described control button is arranged on the described light source generator or the expection position of transfer system.
9. illuminator as claimed in claim 5 is characterized in that, described device for changing colour is in order to realize redness, orange, yellow, green, cyan, blueness or purple.
10. as each described illuminator among the claim 1-4, it is characterized in that the described end of described plastic optical fiber is connected with described light source generator by the cover that is of coupled connections.
11. illuminator as claimed in claim 7 is characterized in that, also comprises isochronous controller, isochronous controller is connected with the CD-ROM drive motor of each light source generator by synchronous signal line, in order to control the synchronous rotation of each light source generator colour wheel.
12., it is characterized in that described fixture comprises the installation card that is fixed in described transfer system expection position as each described illuminator among the claim 1-3.
13. illuminator as claimed in claim 12 is characterized in that, described installation card is that continuous band shape is installed card.
14. illuminator as claimed in claim 12 is characterized in that, described transfer system expection position is fixed in two-sided tape in described installation Cali.
15. illuminator as claimed in claim 12 is characterized in that, described installation Cali is screwed in described transfer system expection position.
16., it is characterized in that described light source generator is arranged on melt pit as each described illuminator among the claim 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101717568A CN101210658B (en) | 2006-12-29 | 2006-12-29 | Lighting system for person transmission facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101717568A CN101210658B (en) | 2006-12-29 | 2006-12-29 | Lighting system for person transmission facility |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101210658A CN101210658A (en) | 2008-07-02 |
| CN101210658B true CN101210658B (en) | 2011-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006101717568A Expired - Fee Related CN101210658B (en) | 2006-12-29 | 2006-12-29 | Lighting system for person transmission facility |
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| Country | Link |
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| CN (1) | CN101210658B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1112516A (en) * | 1994-03-09 | 1995-11-29 | 英万蒂奥股份公司 | Illuminating device with optical conductors for escalators or moving walkways |
| CN1200099A (en) * | 1995-10-23 | 1998-11-25 | O＆K自动扶梯两合公司 | Lighting device for system used for conveying people |
| CN201074746Y (en) * | 2006-12-29 | 2008-06-18 | 通力股份公司 | Illumination system of personnel conveyingt device |
-
2006
- 2006-12-29 CN CN2006101717568A patent/CN101210658B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1112516A (en) * | 1994-03-09 | 1995-11-29 | 英万蒂奥股份公司 | Illuminating device with optical conductors for escalators or moving walkways |
| CN1200099A (en) * | 1995-10-23 | 1998-11-25 | O＆K自动扶梯两合公司 | Lighting device for system used for conveying people |
| CN201074746Y (en) * | 2006-12-29 | 2008-06-18 | 通力股份公司 | Illumination system of personnel conveyingt device |
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| Publication number | Publication date |
|---|---|
| CN101210658A (en) | 2008-07-02 |
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Granted publication date: 20110525 Termination date: 20201229 |