CN100405518C - Device and method for continuously producing fluorescent tubes - Google Patents
Device and method for continuously producing fluorescent tubes Download PDFInfo
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- CN100405518C CN100405518C CNB2006100505251A CN200610050525A CN100405518C CN 100405518 C CN100405518 C CN 100405518C CN B2006100505251 A CNB2006100505251 A CN B2006100505251A CN 200610050525 A CN200610050525 A CN 200610050525A CN 100405518 C CN100405518 C CN 100405518C
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Abstract
The present invention discloses a device for continuously producing fluorescent lamp tubes, which comprises a tube bending device, a film coating device, a powder coating device, a tube roasting device, an opening sealing device, a bridge connecting device, an exhaust device and a practiced device. The present invention is characterized in that the tube bending device is provided with at least two tube bending mechanisms in parallel, and the opening sealing device is provided with at least two opening sealing clamps which can operate in parallel synchronously and clamping and pressing dies corresponding to the opening sealing clamps. The bridge connecting device is provided with at least two fixtures which can operate in parallel synchronously, the exhaust device is provided with at least two sets of exhaust mechanisms, and the exhaust mechanisms are provided with at least two exhaust service positions. Sorting devices are respectively arranged between the tube bending device and the film coating device, between the opening sealing device and the bridge connecting device, and between the bridge connecting device and the exhaust device, and mechanical hands are arranged among the devices. The present invention has the advantages that three sorting devices are used for orderly connecting the independent devices, and the device as a real device for continuously producing fluorescent lamp tubes can greatly increase productive efficiency and effectively reduce the waste of human power.
Description
Technical field
The present invention relates to a kind of process units of fluorescent lamp, especially relate to a kind of continuous process units and production method of fluorescent tube.
Background technology
The production process of traditional fluorescent lamp tube mainly comprises bend pipe, dusting, roasted tube, seal, connect bridge, exhaust and operation such as seasoned, at present in the whole course of processing, with the multiple devices of one procedure same class semi-finished product of centralized production together, the per pass operation is all separate separately, a large amount of wastes of the manpower and the energy have not only been caused, and production efficiency is very low, if and existing various process equipments are together in series, because technical connection problem can't be resolved, also need to carry out a large amount of manual operations, up to the present, the continuous process units that does not still have fluorescent tube truly.
Summary of the invention
Technical problem to be solved by this invention provides a kind of continuous process units and production method of fluorescent tube, can realize serialization production truly, enhances productivity greatly, reduces the waste of the manpower and the energy effectively.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of continuous process units of fluorescent tube, comprise the swan neck system that is arranged in order, coating device, coating device, tube baking device, closing device, bridging apparatus, exhaust apparatus and aging device, described swan neck system is set side by side with at least two pipe bending mechanisms, described closing device be provided with at least two synchronous operations arranged side by side seal anchor clamps and with the described corresponding clamp pressure die of anchor clamps that seals, described bridging apparatus is provided with the frock clamp of at least two synchronous operations arranged side by side, described exhaust apparatus is provided with at least two group exhaust gears, described exhaust gear is provided with at least two exhaust stations, between described swan neck system and the described coating device, between described closing device and the described bridging apparatus, be respectively arranged with sorting unit between described bridging apparatus and the described exhaust apparatus, between each device, be provided with manipulator.
Described swan neck system is provided with 12 pipe bending mechanisms, described closing device can be provided with 12 and seal anchor clamps, described bridging apparatus is provided with 12 frock clamps, and described exhaust apparatus is provided with six groups of exhaust gears, and described exhaust gear is provided with 12 exhaust stations.
Described sorting unit is provided with at least one ring-type conveyer belt, described ring-type conveyer belt is provided with at least one tightening device that can move in orbit, also is provided with at least two synchronous locating devices of accurately locating with the external equipment that is connected on the described conveyer belt.
Described pipe bending mechanism comprises heat tunnel and bend pipe anchor clamps, described heat tunnel is provided with glass tube inlet and glass tube outlet, be provided with at least one burner near the glass tube exit in the described heat tunnel, the upper end near the glass tube porch in the described heat tunnel is provided with the hot gas gas outlet.
Described hot gas gas outlet is provided with the heating pipe that is communicated with described coating device and described coating device.
Described coating device is provided with automatic volume powder device, and the sorting unit between described swan neck system and the described coating device is provided with washes pipe unit.
Described tube baking device is the baking oven of a top seal, the import of described baking oven and outlet are arranged on the bottom of described baking oven, described oven interior is provided with median septum, described oven interior is provided with driving chain in the circular passage around described median septum, and the downside of the upper channel of described circular passage is provided with heater.
Described swan neck system is provided with at least one standby pipe bending mechanism, and described standby pipe bending mechanism is identical with described pipe bending mechanism structure, is provided with mechanism for automatically switching between described standby pipe bending mechanism and the described pipe bending mechanism.
Use above-mentioned continuous process units to carry out the continuous producing method of fluorescent tube, it may further comprise the steps: 1. utilize the pipe bending mechanism that is set up in parallel to carry out the bend pipe of at least two glass tubes simultaneously in swan neck system, send into first sorting unit by manipulator then; 2. the glass tube after will bending through buffering and ordering, is sent into coating device with the neat glass tube of ordering by manipulator in sorting unit; 3. in coating device to the inner-wall spraying alumina protective layer of glass tube, the glass tube after will filming by manipulator is then sent into coating device; 4. after in coating device, the glass tube inwall after filming being coated with fluorescent material and the glass mouth of pipe being rolled up powder and handle, send into tube baking device by the glass tube of manipulator after with dusting; 5. in tube baking device the glass tube after the dusting was toasted under 600 ℃ condition 1～5 minute, remove bonding agent, the glass tube after will toasting by manipulator is then sent into closing device; 6. in closing device, utilize sealing anchor clamps and at least two glass tubes being sealed simultaneously of synchronous operation arranged side by side with the described corresponding clamp pressure die of anchor clamps that seals, one end of glass tube is pressed into an exhaust stalk, the other end is sealed, and the glass tube after will sealing by manipulator is then sent into second sorting unit; 7. the glass tube after sealing through buffering and ordering, is sent into bridging apparatus with the neat glass tube of ordering by manipulator in sorting unit; 8. utilize the frock clamp of synchronous operation arranged side by side that at least two glass tubes are connect the bridge operation in bridging apparatus, the glass tube that will connect behind the bridge by manipulator is sent into the 3rd sorting unit then; 9. connect glass tube behind the bridge in sorting unit through buffering and ordering, send into the neat glass tube of ordering in the exhaust gear of exhaust apparatus successively by manipulator, after the exhaust station row of last exhaust gear is full, forward next exhaust gear to, exhaust is at least 1 minute in each exhaust gear, then the glass tube after the exhaust is sent into aging device by manipulator; 10. the glass tube after aging device is to exhaust carries out packing after seasoned, obtains fluorescent tube.
At least one standby pipe bending mechanism can be set in the described swan neck system, when described pipe bending mechanism breaks down, replace described pipe bending mechanism with described standby pipe bending mechanism by mechanism for automatically switching.
Compared with prior art, the invention has the advantages that by pipe bending mechanism arranged side by side is set at swan neck system, seal anchor clamps and the clamp pressure die corresponding what closing device was provided with synchronous operation arranged side by side with sealing anchor clamps, the frock clamp of synchronous operation arranged side by side is set at bridging apparatus, be provided with the exhaust gear that many groups have a plurality of exhaust stations at exhaust apparatus, between each device, manipulator is set, realize orderly connection between each self-contained unit by three sorting units then, make the production process of fluorescent tube realize serialization completely, obtained the continuous process units of fluorescent tube truly, improve production efficiency greatly, reduced the waste of manpower effectively; To be set side by side with the device of 12 pipe bending mechanisms, production efficiency can improve more than 3 times, and personnel reduce 1/2nd; Productivity ratio improves six times per capita.The setting of sorting unit has solved the linking between each self-contained unit effectively, as the buffer gear that connects between each device, has effect temporary and that regulate; The tightening device that can move in orbit that the ring-type conveyer belt is provided with, make whole conveyer belt under the state that keeps certain tightening force, can wholely move, by tightening device conveyer belt is elongated or shortened, can avoid room and crowded phenomenon to take place so effectively; Being arranged on the synchronous locating device that the external equipment with being connected on the conveyer belt accurately locatees can locate respectively with external equipment, so just can solve the synchronization accuracy problem between each device; The structural design of heat tunnel promptly can effectively utilize heat energy, and energy savings can also make glass tube just can realize progressively uniform heating before nozzles under non-rotary situation; The heating pipe that is communicated with hot gas gas outlet and coating device and coating device then can utilize the waste heat of swan neck system that coating device and coating device are provided, and realizes the purpose of energy savings; Automatically volume powder device can reduce dust effectively, reduces working strength of workers; Standby pipe bending mechanism is set works as pipe bending mechanism when breaking down, replace pipe bending mechanism with standby pipe bending mechanism by mechanism for automatically switching; The structure of tube baking device passage then can guarantee to have the highest temperature at the topmost of baking oven, just in time adapt to when glass tube enters and progressively heat up, progressively cooling again after the topmost baking, the technological requirement of after the bottom is through the certain hour cooling, taking out again, and can maximally utilise heat energy.
Description of drawings
Fig. 1 is the structural representation of continuous process units of the present invention;
Fig. 2 is the structural representation of sorting unit of the present invention;
Fig. 3 is the vertical view of Fig. 2;
Fig. 4 is the structural representation of heat tunnel of the present invention;
Fig. 5 is the structural representation of tube baking device;
Fig. 6 is the perspective view of closing device of the present invention;
Fig. 7 is the perspective view of frock clamp in the bridging apparatus of the present invention.
Embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
Embodiment one: a kind of continuous process units of fluorescent tube, comprise swan neck system 1, coating device 2, coating device 3, tube baking device 4, closing device 5, bridging apparatus 6, exhaust apparatus 7 and aging device 8, swan neck system 1 is set side by side with 12 pipe bending mechanisms 11, pipe bending mechanism 11 comprises heat tunnel 12 and bend pipe anchor clamps (not shown), heat tunnel 12 is provided with glass tube inlet 13 and glass tube outlet 14, export 14 places near glass tubes in the heat tunnel 12 and be provided with a following burner 15 and a last burner 16, be provided with hot gas gas outlet 17 near the enter the mouth upper end at 13 places of glass tube in the heat tunnel 12, coating device 3 is provided with automatic volume powder device 31, tube baking device 4 is the baking oven 41 of a top seal, the import 42 of baking oven 41 and outlet 43 are arranged on the bottom of baking oven 41, baking oven 41 inside are provided with median septum 44, baking oven 41 inner loop are provided with driving chain 45 in the circular passage of median septum 44, the downside of the upper channel of circular passage is provided with heater 46, what closing device 5 was provided with 12 synchronous operations arranged side by side seals anchor clamps 51 and the clamp pressure die 52 corresponding with sealing anchor clamps 51, bridging apparatus 6 is provided with the frock clamp 61 of six synchronous operations arranged side by side, exhaust apparatus 7 is provided with 12 groups of exhaust gears (figure does not show), exhaust gear is provided with 12 exhaust stations (figure does not show), be provided with first sorting unit 10 between swan neck system 1 and the coating device 2, be provided with second sorting unit 20 between closing device 5 and the bridging apparatus 6, be provided with the 3rd sorting unit 30 between bridging apparatus 6 and the exhaust apparatus 7, between each device, be provided with the manipulator (not shown), three sorting units 10,20,30 structure is identical, they all are provided with a ring-type conveyer belt 100, ring-type conveyer belt 100 is provided with the tightening device 120 that can move on track 110, it is made up of two slide block 130 and air springs 140 on track 110, also is provided with two on the conveyer belt 100 and carries out the photoelectric tube 150 of accurate synchronized positioning with the external equipment that is connected.
Embodiment two: other structures are identical with embodiment one, difference is that swan neck system 1 is set side by side with 12 pipe bending mechanisms 11 and two standby pipe bending mechanisms 18, what closing device 5 was provided with 12 synchronous operations arranged side by side seals anchor clamps 51, bridging apparatus 6 is provided with the frock clamp 61 of 12 synchronous operations arranged side by side, standby pipe bending mechanism 18 is identical with pipe bending mechanism 11 structures, be provided with the mechanism for automatically switching (not shown) between standby pipe bending mechanism 18 and the pipe bending mechanism 11, when pipe bending mechanism 11 breaks down, can replace pipe bending mechanism 11 with standby pipe bending mechanism 18 by mechanism for automatically switching.
Embodiment three: other structures are identical with embodiment two, and difference is that hot gas gas outlet 17 is provided with the heating pipe (not shown) that is communicated with coating device 2 and coating device 3.
Embodiment four: other structures are identical with embodiment two, and difference is that first sorting unit 10 is provided with and washes pipe unit 19.
Embodiment five: other structures are identical with embodiment two, and difference is that exhaust apparatus 7 is provided with 48 groups of exhaust gears, and exhaust gear is provided with three exhaust stations.
Embodiment six: other structures are identical with embodiment two, and difference is that exhaust apparatus 7 is provided with 24 groups of exhaust gears, and exhaust gear is provided with six exhaust stations.
Continuous process units with embodiment two is an example, the continuous producing method of carrying out the U-shaped fluorescent tube may further comprise the steps: 1. utilize 12 pipe bending mechanisms 11 that are set up in parallel to carry out the bend pipe of 12 glass tubes simultaneously in swan neck system 1, send into first sorting unit 10 by manipulator then; 2. the glass tube after will bending through buffering and ordering, is sent into coating device 2 with the neat glass tube of ordering by manipulator in sorting unit; 3. in coating device 2 to the inner-wall spraying alumina protective layer of glass tube, the glass tube after will filming by manipulator is then sent into coating device 3; 4. after in coating device 3, the glass tube inwall after filming being coated with fluorescent material and the glass mouth of pipe being rolled up powder and handle, send into tube baking device 4 by the glass tube of manipulator after with dusting; 5. in tube baking device 4 glass tube after the dusting was toasted under the condition about 600 ℃ 3 minutes, remove bonding agent, the glass tube after will toasting by manipulator is then sent into closing device 5; 6. in closing device 5, utilize 12 of synchronous operation arranged side by side to seal anchor clamps 51 and 52 pairs of 12 glass tubes of clamp pressure die corresponding with sealing anchor clamps 51 seal simultaneously, one end of glass tube is pressed into an exhaust stalk, the other end is sealed, and the glass tube after will sealing by manipulator is then sent into second sorting unit 20; 7. the glass tube after sealing through buffering and ordering, is sent into bridging apparatus 6 with the neat glass tube of ordering by manipulator in sorting unit; 8. utilize 12 frock clamps of synchronous operation arranged side by side that 12 glass tubes are connect the bridge operation in bridging apparatus 6, the glass tube that will connect behind the bridge by manipulator is sent into the 3rd sorting unit 30 then; 9. connect glass tube behind the bridge in sorting unit through buffering and ordering, send into the neat glass tube of ordering in the exhaust gear of exhaust apparatus 7 successively by manipulator, after 12 exhaust station rows of last exhaust gear are full, forward next exhaust gear to, exhaust is 2 minutes in each exhaust gear, then the glass tube after the exhaust is sent into aging device 8 by manipulator; 10. the glass tube after 8 pairs of exhausts of aging device carries out packing after seasoned, obtains the U-shaped fluorescent tube.
Use continuous process units of the present invention and production method, not only can carry out the continuous production of U-shaped fluorescent tube, and can carry out the continuous production of the fluorescent tube of ∏ shape, U ∏ shape, spirality and other different shapes.
Claims (10)
1. the continuous process units of a fluorescent tube, comprise the swan neck system that is arranged in order, coating device, coating device, tube baking device, closing device, bridging apparatus, exhaust apparatus and aging device, it is characterized in that described swan neck system is set side by side with at least two pipe bending mechanisms, described closing device be provided with at least two synchronous operations arranged side by side seal anchor clamps and with the described corresponding clamp pressure die of anchor clamps that seals, described bridging apparatus is provided with the frock clamp of at least two synchronous operations arranged side by side, described exhaust apparatus is provided with at least two group exhaust gears, described exhaust gear is provided with at least two exhaust stations, between described swan neck system and the described coating device, between described closing device and the described bridging apparatus, be respectively arranged with sorting unit between described bridging apparatus and the described exhaust apparatus, between each device, be provided with manipulator.
2. the continuous process units of a kind of fluorescent tube as claimed in claim 1, it is characterized in that described swan neck system is provided with 12 pipe bending mechanisms, described closing device is provided with 12 and seals anchor clamps, described bridging apparatus is provided with 12 frock clamps, described exhaust apparatus is provided with six groups of exhaust gears, and described exhaust gear is provided with 12 exhaust stations.
3. the continuous process units of a kind of fluorescent tube as claimed in claim 1, it is characterized in that described sorting unit is provided with at least one ring-type conveyer belt, described ring-type conveyer belt is provided with at least one tightening device that can move in orbit, also is provided with at least two synchronous locating devices of accurately locating with the external equipment that is connected on the described conveyer belt.
4. the continuous process units of a kind of fluorescent tube as claimed in claim 1, it is characterized in that described pipe bending mechanism comprises heat tunnel and bend pipe anchor clamps, described heat tunnel is provided with glass tube inlet and glass tube outlet, be provided with at least one burner near the glass tube exit in the described heat tunnel, the upper end near the glass tube porch in the described heat tunnel is provided with the hot gas gas outlet.
5. the continuous process units of a kind of fluorescent lamp as claimed in claim 4 is characterized in that described hot gas gas outlet is provided with the heating pipe that is communicated with described coating device and described coating device.
6. the continuous process units of a kind of fluorescent tube as claimed in claim 1 is characterized in that described coating device is provided with automatic volume powder device, and the sorting unit between described swan neck system and the described coating device is provided with washes pipe unit.
7. the continuous process units of a kind of fluorescent tube as claimed in claim 1, it is characterized in that described tube baking device is the baking oven of a top seal, the import of described baking oven and outlet are arranged on the bottom of described baking oven, described oven interior is provided with median septum, described oven interior is provided with driving chain in the circular passage around described median septum, and the downside of the upper channel of described circular passage is provided with heater.
8. the continuous process units of a kind of fluorescent tube as claimed in claim 1, it is characterized in that described swan neck system is provided with at least one standby pipe bending mechanism, described standby pipe bending mechanism is identical with described pipe bending mechanism structure, is provided with mechanism for automatically switching between described standby pipe bending mechanism and the described pipe bending mechanism.
9. a continuous process units that uses claim 1 carries out the continuous producing method of fluorescent tube, it is characterized in that it may further comprise the steps: 1. in swan neck system, utilize the pipe bending mechanism that is set up in parallel to carry out the bend pipe of at least two glass tubes simultaneously, send into first sorting unit by manipulator then; 2. the glass tube after will bending through buffering and ordering, is sent into coating device with the neat glass tube of ordering by manipulator in sorting unit; 3. in coating device to the inner-wall spraying alumina protective layer of glass tube, the glass tube after will filming by manipulator is then sent into coating device; 4. after in coating device, the glass tube inwall after filming being coated with fluorescent material and the glass mouth of pipe being rolled up powder and handle, send into tube baking device by the glass tube of manipulator after with dusting; 5. in tube baking device the glass tube after the dusting was toasted under 600 ℃ condition 1～5 minute, remove bonding agent, the glass tube after will toasting by manipulator is then sent into closing device; 6. in closing device, utilize sealing anchor clamps and at least two glass tubes being sealed simultaneously of synchronous operation arranged side by side with the described corresponding clamp pressure die of anchor clamps that seals, one end of glass tube is pressed into an exhaust stalk, the other end is sealed, and the glass tube after will sealing by manipulator is then sent into second sorting unit; 7. the glass tube after sealing through buffering and ordering, is sent into bridging apparatus with the neat glass tube of ordering by manipulator in sorting unit; 8. utilize the frock clamp of synchronous operation arranged side by side that at least two glass tubes are connect the bridge operation in bridging apparatus, the glass tube that will connect behind the bridge by manipulator is sent into the 3rd sorting unit then; 9. connect glass tube behind the bridge in sorting unit through buffering and ordering, send into the neat glass tube of ordering in the exhaust gear of exhaust apparatus successively by manipulator, after the exhaust station row of last exhaust gear is full, forward next exhaust gear to, exhaust is at least 1 minute in each exhaust gear, then the glass tube after the exhaust is sent into aging device by manipulator; 10. the glass tube after aging device is to exhaust carries out packing after seasoned, obtains fluorescent tube.
10. the continuous producing method of fluorescent tube as claimed in claim 9, it is characterized in that in described swan neck system, being provided with at least one standby pipe bending mechanism, when described pipe bending mechanism breaks down, replace described pipe bending mechanism with described standby pipe bending mechanism by mechanism for automatically switching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100505251A CN100405518C (en) | 2006-04-27 | 2006-04-27 | Device and method for continuously producing fluorescent tubes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100505251A CN100405518C (en) | 2006-04-27 | 2006-04-27 | Device and method for continuously producing fluorescent tubes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1862748A CN1862748A (en) | 2006-11-15 |
| CN100405518C true CN100405518C (en) | 2008-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2006100505251A Expired - Fee Related CN100405518C (en) | 2006-04-27 | 2006-04-27 | Device and method for continuously producing fluorescent tubes |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102683138B (en) * | 2012-05-11 | 2015-02-25 | 广东电力士照明科技有限公司 | Technique for manufacturing glass tube case of electrodeless lamp |
| CN103000489B (en) * | 2012-11-02 | 2015-02-11 | 李家凌 | Bulb continuous production device |
| CN103578887A (en) * | 2013-10-18 | 2014-02-12 | 武宁华阳实业有限公司 | Energy-saving lamp assembly method |
| CN104319213A (en) * | 2014-10-30 | 2015-01-28 | 安徽朗世光电有限公司 | Helical modulator tube processing and manufacturing method |
| CN105895476A (en) * | 2016-05-04 | 2016-08-24 | 安徽省同辉光电科技有限公司 | Energy-saving lamp production device |
| CN105836455B (en) * | 2016-05-04 | 2018-04-20 | 安徽省同辉光电科技有限公司 | A kind of power saving fluorescent lamps transmitting device |
| CN105869969A (en) * | 2016-05-04 | 2016-08-17 | 安徽省同辉光电科技有限公司 | Energy-saving lamp production system |
| CN112117171B (en) * | 2020-08-17 | 2022-08-26 | 广东天机工业智能系统有限公司 | Light plasma tube production device |
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| CN1107610A (en) * | 1994-09-08 | 1995-08-30 | 上海奥斯兰照明有限公司 | Compact fluorescent lamp and bridging process thereof |
| JPH11144622A (en) * | 1997-11-04 | 1999-05-28 | Nec Home Electron Ltd | Fluorescent lamp production facility |
| CN1395271A (en) * | 2001-07-11 | 2003-02-05 | 缙云县索尔照明有限公司 | Production process of ring fluorescence discharge lamp |
| JP2006092960A (en) * | 2004-09-24 | 2006-04-06 | Toshiba Lighting & Technology Corp | Light source manufacturing device |
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2006
- 2006-04-27 CN CNB2006100505251A patent/CN100405518C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1107610A (en) * | 1994-09-08 | 1995-08-30 | 上海奥斯兰照明有限公司 | Compact fluorescent lamp and bridging process thereof |
| JPH11144622A (en) * | 1997-11-04 | 1999-05-28 | Nec Home Electron Ltd | Fluorescent lamp production facility |
| CN1395271A (en) * | 2001-07-11 | 2003-02-05 | 缙云县索尔照明有限公司 | Production process of ring fluorescence discharge lamp |
| JP2006092960A (en) * | 2004-09-24 | 2006-04-06 | Toshiba Lighting & Technology Corp | Light source manufacturing device |
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| CN1862748A (en) | 2006-11-15 |
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Effective date of registration: 20081219 Address after: No. 485, Fengshan Road, Shangyu, Zhejiang Patentee after: Yangguang Group Co., Ltd., Zhejiang Address before: No. 483, Fengshan Road, Shangyu, Zhejiang Patentee before: Chen Wei |
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Assignee: Xiamen Yankon Energetic Lighting Co., Ltd. Assignor: Yangguang Group Co., Ltd., Zhejiang Contract fulfillment period: 2008.12.20 to 2018.12.19 contract change Contract record no.: 2009351000038 Denomination of invention: Device and method for continuously producing fluorescent tubes Granted publication date: 20080723 License type: Exclusive license Record date: 2009.7.6 |
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Address after: 312300 No. 485, Fengshan Road, Shangyu, Zhejiang Patentee after: Zhejiang Yankon Lighting Electrical Group Co., Ltd. Address before: 312300 No. 485, Fengshan Road, Shangyu, Zhejiang Patentee before: Yangguang Group Co., Ltd., Zhejiang |
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