CN101252064A - Automatic point abutting indium net device of filament machine - Google Patents
Automatic point abutting indium net device of filament machine Download PDFInfo
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- CN101252064A CN101252064A CNA2008100605314A CN200810060531A CN101252064A CN 101252064 A CN101252064 A CN 101252064A CN A2008100605314 A CNA2008100605314 A CN A2008100605314A CN 200810060531 A CN200810060531 A CN 200810060531A CN 101252064 A CN101252064 A CN 101252064A
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Abstract
The invention relates to an automechanism for a point contact indium net on an energy saving lamp threading machine, aiming to provide a device which is characterized in stable and reliable operation, good processed product quality, high production efficiency, compact structure and convenient maintenance. The invention adopts the technical proposal that: the automatic point contact indium net device of the threading machine comprises an indium net cutting mechanism, an indium net sending mechanism and a spot welding indium net mechanism, wherein, the indium net cutting mechanism comprises an oscillating arm mechanism which is oscillated to and fro so as to realize interval advance of a strip indium net, a pressure rod which can perform vertical reciprocating motion so as to realize interval pressing of the strip indium net, a cutter knife which can perform vertical reciprocating motion, and a lever which respectively exerts action on the oscillating arm mechanism, the pressure rod and the cutter knife; the indium net sending mechanism comprises a rotatable horizontal shaft, a swiveling jib which is hinged on the horizontal shaft, a cam which is fixedly connected with an end part of the horizontal shaft, and a crank-link mechanism which drives the horizontal shaft to perform rotary motion; a pair of chelas which can be switched on or off and clamp an indium net piece.
Description
Technical field
The present invention relates to a kind of key device of electric light source production equipment, specifically is the automatics that point connects the indium net on the electricity-saving lamp button silk machine.
Background technology
The electrode of electricity-saving lamp (claiming filament again) is the pyrotoxin of lamp, there is certain distance the residing position of filament and mercury, because mercury is heated in fluorescent tube and becomes mercury vapour and the state of reaching capacity needs the regular hour, so the brightness of lamp is darker when just turning on light, and along with the rising of mercury vapour air pressure, lamp could be light gradually.For this reason, people are provided with plating indium net sheet (being indium net sheet) in fluorescent tube, and this plating indium net sheet is welded in it on the electrode (being stem stem nickel pin) by welding procedure.The plating indium net sheet has the characteristic of absorption mercury, and its surface energy adsorbs a certain amount of mercury, makes it to become Auxiliary amalgam; When turning on light, because the plating indium net sheet has become as a whole with electrode, it can generate heat moment, the mercury that quickly will be adsorbed on the surface becomes steam, shorten mercury vapour greatly and reached capacity the required time of state, significantly improved the characteristic of lighting a lamp, can also correspondingly reduce the consumption of mercury simultaneously.
The point of existing button silk machine connects indium net device and comprises and cut indium net mechanism, send indium net mechanism and spot welding indium net mechanism; Cutting indium net mechanism is rectangular (wide about 5-8mm, thick about 0.5mm) the indium net of shape cuts off becomes the long indium net sheet of 2-3mm, by sending indium net mechanisms grip on the stem stem that indium net sheet is delivered to filament links to each other, mechanism then is weldingly fixed on indium net sheet on the stem stem nickel pin by spot welding indium net then.
The defective that original point connects indium net device is; 1, the indium net is to move vertically upward to carry out horizontal resection, because the indium net moves vertically upward, cutting compressing rod in the indium net mechanism pushes down the indium net all the time and can not lift (cannot install additional by spatial limitation and lift action), make that the frictional force between indium net and the compressing rod is bigger, indium net surface coating is bonded on the compressing rod easily, the back heap knot that works long hours influences the proper motion of indium net on compressing rod, must regularly pull down the compressing rod cleaning, has increased maintenance load.2, the indium net moves vertically upward and is not easy to keep stablizing, and all slip parts apply oils are relatively more difficult, and also easy pollution indium net causes the fluorescent tube quality to descend after refueling.3, send indium net mechanism take up room very big (space own is limited on the machine), make spot welding indium net mechanism, send the net clamping machine structure and cut between these three mechanisms of indium net mechanism the space narrow and small very crowded, cause maintenance inconvenient, increased maintenance load and maintenance cost.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiency that the above-mentioned background technology exists, provide a kind of electricity-saving lamp button silk machine point to connect the improvement of indium net device, this device should have the characteristics that working stability is reliable, institute's product processed quality is good, production efficiency is high, and compact conformation, easy to maintenance.
Technical scheme provided by the invention is: button silk machine point automatically connects indium net device, and this device comprises to be cut indium net mechanism, send indium net mechanism and spot welding indium net mechanism; Cut indium net mechanism strip indium net is cut to indium net sheet one by one, send indium net mechanism that the indium net sheet that downcuts is delivered to stem stem nickel pin next door with power saving fluorescent lamps, spot welding indium net mechanism then is weldingly fixed on indium net sheet on the stem stem nickel pin; Describedly cut strip indium net that indium net mechanism intermittently pushes the framework platform surface so that its horizontal feed is cut to indium net sheet to place of incision, send and rotate 90 degree behind the indium net sheet that indium net mechanism clamps cutting-out indium net sheet is delivered to stem stem nickel pin next door with electricity-saving lamp, so that the welding of spot welding indium net mechanism.
Described cut oscillating arm mechanisms that indium net mechanism comprises that a reciprocally swinging makes strip indium net intermittently advance, one vertically reciprocating motion with compressing rod that the strip indium net of horizontal stretching on framework platform intermittently exerted pressure, one vertically reciprocating motion stretch into the cutter of indium net of otch and one with cut-out respectively to the lever of oscillating arm mechanisms, compressing rod and cutter effect.
Hinged push rod 1 of one end of the swing arm in the described oscillating arm mechanisms and the active force effect that applied by this push rod, the other end of swing arm hinged is equipped with the push rod of a push pedal, and push pedal is subjected to a stage clip effect and the past vertically surface of lower compression strip indium net.
The briquetting of the upper end of described compressing rod is subjected to the surface of a spring action toward lower compression strip indium net; The tool rest of described cutter is positioned on the guide rail of vertical motion, and the back-moving spring that cutter are retreated is housed on the tool rest.
The described indium net mechanism of cutting also is provided with a lever by the connecting rod drive, the centre of lever is hinged on the frame, the two ends of lever respectively from the below up roof pressure described compressing rod, push pedal bar and tool rest, so that make compressing rod, push rod and tool rest do intermittent movement, cut off the indium net that intermittently stretches into otch.
The described indium net mechanism that send comprises that one is positioned at that rotating trunnion axis, is hinged on the pivoted arm on the trunnion axis, the cam of fixedlying connected with end of trunnion axis on the frame, and a toggle that drives the horizontal rotational shaft motion; But the chela of articulated a pair of folding on the described pivoted arm so that the indium net sheet of clamping after cutting off, and turns an angle and this indium net sheet is delivered to the stem stem nickel pin next door of power saving fluorescent lamps, is welded by spot welding indium net mechanism.
On two claw bars of described chela a rotating roller is housed respectively, other has a pusher sliding back and forth to be positioned between two rollers, the bottom of pusher is subjected to described cam to strut two pivoted arms and chela, to unclamp the indium net sheet that is welded on the stem stem nickel pin.
The course of work of the present invention is successively:
1, the strip indium net Y that unwinding is got off from the dish seat 2 extends in the horizontal surface of framework platform 6, push pedal 13-1 is pressed in strip indium net top again, and (this moment, compressing rod 10 bottoms were subjected to move on lever 11 pressure, eliminated clamping force) to strip indium net, when the swing arm 3 in the oscillating arm mechanisms is swung forward by the effect of push rod 1, just pushing strip indium net (arrow A direction) the some distances of together advancing with the hinged push pedal 13-1 of swing arm, the front end of strip indium net has inserted incision one segment distance (distance of protracting has equaled the width of indium net sheet with regard to corresponding, the length of indium net sheet equals the width of strip indium net), (chela waits in advance at this, Fig. 1 in the middle of directly having inserted a pair of open chela 37 that send in the indium net mechanism, the position that dotted line among Fig. 5 is represented);
2, chela 37 is clamped the front end of strip indium net; Connecting rod 14 pushes lever 11 straight up and makes its rotation (pivot center 12), and the lever pressure of compressing rod 10 bottoms disappears, and compressing rod is moved down by the pressure of spring 10-1, and the briquetting 4 of its upper end just is pressed on strip indium net on the framework platform; And push pedal bar 13 is subjected to because of its bottom lifting on the pressure of lever, and push pedal 13-1 just eliminates the pressure of strip indium net; The roof pressure that the bottom of while tool rest 9 is subjected to lever up moves, and cutter just cut off the part Y1 that protracts (downcutting part is exactly indium net sheet, clamps rotation by chela 37 and upwards is sent to spot welding indium net mechanism) of strip indium net; The pressure of 1 pair of swing arm of push rod meanwhile disappears, and swing arm 3 is swung by the effect of extension spring 3-2 backward, drives the hinged push pedal 13-1 of swing arm and retreats some distances;
3, send pivoted arm 33 compression rods 30 in the indium net mechanism to exert pressure and rotate some angles (about 90 degree), the indium net sheet that the chela 37 on pivoted arm top is clamped then just in time up turns to (the position that the solid line among Fig. 1, Fig. 5 is represented, position, stem stem nickel pin next door; In addition, a plurality of anchor clamps of the slewing circle aluminium plate edge on the button silk machine are being fixed lamp tube core column respectively, and moving each lamp tube core column of slewing circle aluminium dribbling is put the operation that connects the indium net successively), then the welding electrode in the spot welding indium net mechanism is welded in the indium net sheet point on the stem stem nickel pin; Chela 37 opens the disengaging indium net sheet then, and pivoted arm 33 compression rods 30 are exerted pressure and the some angles of backward rotation (about 90 degree), and the chela 37 on pivoted arm top is got back to the front of incision under open configuration, perform the preparation of clamping indium net sheet once more;
4, connecting rod 14 straight down pull lever 11 make its rotation, compressing rod 10 rises because of its bottom is subjected to the lever roof pressure, its upper end briquetting 4 just break away from strip indium net; And push pedal bar 13 breaks away from the pressure of lever because of its bottom, moves down with regard to the pressure that is subjected to stage clip 13-2, makes push pedal 13 down compress strip indium net; Tool rest 9 just moves down under the effect of back-moving spring 8-1 because of the roof pressure power of the suffered lever in bottom disappears simultaneously;
5, go round and begin again thus.
The invention has the beneficial effects as follows: 1, owing to adopted the mode of horizontal feed strip indium net, make that the conveying of strip indium net is very simple, the stability of mechanism's work is greatly enhanced, and the difficult pollution of strip indium net, has guaranteed the product quality and the output of fluorescent tube effectively; 2, move horizontally forward owing to strip indium net, compressing rod and strip indium net do not have sliding friction (compressing rod lift with the indium net and do not contact when mobile during work, pressing the indium net when not mobile), so compressing rod need not be pulled down periodic cleaning, thereby reduced maintenance load.3, send indium net mechanism adopt rotation upwards 90 ° carry the mode of indium net sheets to make that the structure of mechanism is compact more, shared significant spatial reduces (having only half before improving); And the space of reserving between several mechanisms is bigger, the great convenience of bringing to maintenance; In addition, adopt the transmission of sending indium net mechanism after this mode only to need the direct transmission of straight connecting rod, turn to drive disk assembly in the middle of having saved all in the existing equipment, structure is simplified, and manufacturing cost is minimized, and maintenance is also convenient more.
Description of drawings
Fig. 1 is cutting indium net mechanism and sending the position of indium net mechanism to concern schematic diagram among the present invention.
Fig. 2 is the main TV structure enlarged diagram of cutting indium net mechanism among the present invention.
Fig. 3 is the plan structure enlarged diagram of cutting indium net mechanism among the present invention.
Fig. 4 is the main TV structure enlarged diagram that send indium net mechanism among the present invention.
Fig. 5 is the plan structure enlarged diagram that send indium net mechanism among the present invention.
Embodiment
As shown in the figure, this button silk machine point automatically connects on a certain station that indium net device is arranged on disc type multistation button silk machine, and comprises and cut indium net mechanism, send indium net mechanism and spot welding indium net mechanism; Cut indium net mechanism strip indium net is cut to indium net sheet one by one, send indium net mechanism that the indium net sheet that downcuts is delivered to stem stem nickel pin next door with power saving fluorescent lamps, spot welding indium net mechanism then is fixed on indium net sheet spot welding on the stem stem nickel pin; Describedly cut strip indium net that indium net mechanism intermittently pushes the framework platform surface so that its horizontal feed is cut to indium net sheet to place of incision, upwards rotate 90 degree behind the indium net sheet that send indium net mechanism to clamp cutting-out indium net sheet is delivered to and the stem stem nickel pin of electricity-saving lamp next door, so that the welding of spot welding indium net mechanism.
Described cutting is provided with the oscillating arm mechanisms of a reciprocally swinging to advance strip indium net intermittently to advance in the indium net mechanism, wherein swing arm 3 is hinged on (pin joint 3-1) on the frame, hinged push rod 1 of one end of swing arm and the active force that applied by this push rod are controlled, the hinged push rod 5 of the other end of swing arm, the other end of push rod 5 is equipped with a push pedal 13-1, push pedal is subjected to a stage clip effect and toward the surface of lower compression strip indium net (among the figure as can be known: the push pedal bar 13 that is fixed as one with push pedal vertically passes the square hole on the frame, thereby suit stage clip 13-2 makes push pedal 13-1 keep pressed status on the push pedal bar); Will drive this push pedal together do reciprocating linear motion (push pedal 13-1 travels forward, and retreats and move under the state that disengages with strip indium net) during the stressed motion of swing arm on vertically under the state that the strip indium net on framework platform 6 surfaces is down exerted pressure; Cut and also have a compressing rod 10 in the indium net mechanism, this bar is positioned at can do vertical reciprocating motion (body of rod of compressing rod is set in the square hole of vertical layout of frame) on the frame, the upper end of compressing rod is a briquetting 4, go back suit one spring 10-1 on the compressing rod, this spring forces in compressing rod respectively and frame is pressed on strip indium net on the horizontal plane of framework platform.
Cut and also have cutter 8 in the indium net mechanism, the tool rest 9 of these cutter is positioned on the guide rail of vertical motion, be equipped with on the tool rest and make cutter retreat the back-moving spring 8-1 of (down motion), cutter vertically reciprocating motion stretch into the indium net of otch (edges of a knife of cutter) with cut-out.
The described indium net mechanism of cutting also is provided with a lever 11 by connecting rod 14 drives; The centre of lever is hinged on (pin joint 12) on the frame, the two ends of lever respectively from the below up roof pressure described compressing rod, push pedal bar and tool rest (by roller 15 roof pressure tool rests 9), do vertical straight line intermittent movement respectively (during lever motion so that make compressing rod 10, push pedal bar 13 and tool rest 9, compressing rod is just in time opposite with the motion of push pedal bar, tool rest, push pedal bar, tool rest just descended when compressing rod rose, otherwise tool rest and push pedal bar just rise when compressing rod descends) cut off the indium net that intermittently stretches into otch.
Described sending is provided with one and is positioned at rotating trunnion axis 31 on the frame in the indium net mechanism, a hinged pivoted arm 33 on the trunnion axis, the fixedly connected cam 32 in end of trunnion axis, and a toggle that drives the horizontal rotational shaft motion; Crank 38 in this toggle is fixed on the other end of trunnion axis, and toggle-action lever 39 is hinged on crank end, and cam 31 just rotated when toggle-action lever pushing crank rotated;
But described pivoted arm upper articulation the armed lever 37-1 (two ends of an extension spring are separately fixed at and make two armed levers have the potential energy that closes up on two armed levers) of a pair of folding, each fixes a chela 37 the armed lever top, so that the indium net sheet after clamping is cut off, the hinged depression bar 30 in pivoted arm lower end, pivoted arm is subjected to the promotion of depression bar and rotates to an angle, thereby the indium net sheet of clamping is delivered to by the stem stem nickel pin of power saving fluorescent lamps, welded by spot welding indium net mechanism (structure of spot welding indium net mechanism is identical with existing equipment).
A rotating roller 36 respectively is housed on two claw bars of described chela, and other has a pusher 35 to be positioned between two rollers, and the bottom of pusher is subjected to described cam 32 effects can make reciprocal linear slide; When the inclined-plane on pusher top struts two cams (overcoming the pulling force of extension spring), two claw bars just are separated from each other together with two chelas, thus unclamp the indium net sheet that is welded on the stem stem nickel pin (this indium net sheet just the stem stem on anchor clamps be rotated disk drive move towards next station and proceed processing).
Still it should be noted that: clear for drawing, strip indium net Y does not omit and draws among Fig. 3; In addition, the distribution of the run duration of the toggle-action lever in the device 39, depression bar 30, connecting rod 14 and push rod 1 is subjected to the control of cam mechanism; The matching relationship of cam mechanism and this mechanism and toggle-action lever 39, depression bar 30, connecting rod 14 and push rod 1 is prior art.
Claims (7)
- Button silk machine automatically point connect indium net device, this device comprises to be cut indium net mechanism, send indium net mechanism and spot welding indium net mechanism; Cut indium net mechanism strip indium net (Y) is cut to indium net sheet one by one, send indium net mechanism that the indium net sheet that downcuts is delivered to stem stem nickel pin next door with power saving fluorescent lamps, spot welding indium net mechanism then is weldingly fixed on indium net sheet on the stem stem nickel pin; It is characterized in that describedly cutting strip indium net that indium net mechanism intermittently pushes the framework platform surface so that its horizontal feed is cut to indium net sheet to place of incision, upwards rotate 90 degree behind the indium net sheet that send indium net mechanism to clamp cutting-out indium net sheet is delivered to by the stem stem nickel pin of electricity-saving lamp, so that the welding of spot welding indium net mechanism.
- 2. button according to claim 1 silk machine point automatically connects indium net device, it is characterized in that described cut oscillating arm mechanisms that indium net mechanism comprises that a reciprocally swinging makes strip indium net intermittently advance, one vertically reciprocating motion with compressing rod (10) that the strip indium net of horizontal stretching on framework platform intermittently exerted pressure, one vertically reciprocating motion stretch into the cutter (8) of indium net of otch and one with cut-out respectively to the lever (11) of oscillating arm mechanisms, compressing rod and cutter effect.
- 3. button silk machine according to claim 2 point automatically connects indium net device, it is characterized in that the hinged push rod of an end (1) of the swing arm (3) in the described oscillating arm mechanisms and the active force effect that applied by this push rod, the other end of swing arm hinged one is equipped with the push rod (5) of a push pedal (13-1), and push pedal is subjected to a stage clip (13-2) effect and the past vertically surface of lower compression strip indium net.
- 4. button silk machine according to claim 2 point automatically connects indium net device, it is characterized in that the briquetting (4) of the upper end of described compressing rod is subjected to the surface of a spring (10-1) effect toward lower compression strip indium net; The tool rest of described cutter (9) is positioned on the guide rail of vertical motion, and the back-moving spring (8-1) that cutter are retreated is housed on the tool rest.
- 5. connect indium net device according to claim 3 or the automatic point of 4 described button silk machines, it is characterized in that the described indium net mechanism of cutting also is provided with a lever (11) by the connecting rod drive, the centre of lever is hinged on the frame, the two ends of lever respectively from the below up roof pressure described compressing rod (10), push pedal bar (13) and tool rest (9), so that make compressing rod, push pedal bar and tool rest do intermittent movement, cut off the indium net that intermittently stretches into otch.
- 6. button silk machine according to claim 5 point automatically connects indium net device, it is characterized in that the described indium net mechanism that send comprises that one is positioned at that rotating trunnion axis (31), is hinged on the pivoted arm (33) on the trunnion axis, the cam (32) of fixedlying connected with end of trunnion axis on the frame, and a toggle that drives the horizontal rotational shaft motion; But the chela of articulated a pair of folding (37) on the described pivoted arm so that the indium net sheet of clamping after cutting off, and turns an angle and this indium net sheet is delivered to the stem stem nickel pin next door of power saving fluorescent lamps, is welded by spot welding indium net mechanism.
- 7. button silk machine according to claim 6 point automatically connects indium net device, it is characterized in that on two claw bars (37-1) of described chela a rotating roller (36) being housed respectively, other has a pusher sliding back and forth (35) to be positioned between two rollers, the bottom of pusher is subjected to described cam to strut two inserted links and chela, to unclamp the indium net sheet that is welded on the stem stem nickel pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100605314A CN100568438C (en) | 2008-03-26 | 2008-03-26 | Button silk machine point automatically connects indium net device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100605314A CN100568438C (en) | 2008-03-26 | 2008-03-26 | Button silk machine point automatically connects indium net device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101252064A true CN101252064A (en) | 2008-08-27 |
| CN100568438C CN100568438C (en) | 2009-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2008100605314A Expired - Fee Related CN100568438C (en) | 2008-03-26 | 2008-03-26 | Button silk machine point automatically connects indium net device |
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| CN (1) | CN100568438C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105186334A (en) * | 2015-11-01 | 2015-12-23 | 国网河南鄢陵县供电公司 | Automatic cooling ring main unit |
| CN105226540A (en) * | 2015-11-01 | 2016-01-06 | 国网河南鄢陵县供电公司 | Compression mechanism cold blast rate automatic adjustable ring main unit |
| CN105223226A (en) * | 2015-11-19 | 2016-01-06 | 华北水利水电大学 | Concrete is high temperature resistant and frost resistance proving installation |
| CN105226539A (en) * | 2015-11-01 | 2016-01-06 | 国网河南鄢陵县供电公司 | Semiconductor refrigerating cooling, dust preventing type power distribution cabinet |
| CN105466842A (en) * | 2015-11-19 | 2016-04-06 | 华北水利水电大学 | An acid-alkali resistance detecting device for concrete |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW436852B (en) * | 1998-12-28 | 2001-05-28 | Toshiba Lighting & Amp Technol | Discharge lamp and bulb shape fluorescent lamp |
| US6310437B1 (en) * | 2000-06-01 | 2001-10-30 | General Electric Company | Fluorescent lamp extension tube amalgam holder |
| CN201188404Y (en) * | 2008-03-26 | 2009-01-28 | 汪贤林 | Automatic point-connecting indium net apparatus for thread-binding machine |
-
2008
- 2008-03-26 CN CNB2008100605314A patent/CN100568438C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186334A (en) * | 2015-11-01 | 2015-12-23 | 国网河南鄢陵县供电公司 | Automatic cooling ring main unit |
| CN105226540A (en) * | 2015-11-01 | 2016-01-06 | 国网河南鄢陵县供电公司 | Compression mechanism cold blast rate automatic adjustable ring main unit |
| CN105226539A (en) * | 2015-11-01 | 2016-01-06 | 国网河南鄢陵县供电公司 | Semiconductor refrigerating cooling, dust preventing type power distribution cabinet |
| CN105223226A (en) * | 2015-11-19 | 2016-01-06 | 华北水利水电大学 | Concrete is high temperature resistant and frost resistance proving installation |
| CN105466842A (en) * | 2015-11-19 | 2016-04-06 | 华北水利水电大学 | An acid-alkali resistance detecting device for concrete |
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| Publication number | Publication date |
|---|---|
| CN100568438C (en) | 2009-12-09 |
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Owner name: LINAN JINCHAO LIGHTING ELECTRICAL APPLIANCES CO., Free format text: FORMER OWNER: WANG XIANLIN Effective date: 20130609 Free format text: FORMER OWNER: CAI ZHENGSONG Effective date: 20130609 |
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Effective date of registration: 20130609 Address after: 311307 Zhejiang city of Ling'an province Gao Village high dawn Road No. 9 Patentee after: Linan Jinchao Lighting Electrical Appliances Co.,Ltd. Address before: 311307 Zhejiang city of Ling'an province Gao Village high dawn Road No. 9 Ling'an Jin Lighting Electrical Appliance Co. Ltd. Patentee before: Wang Xianlin Patentee before: Cai Zhengsong |
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Granted publication date: 20091209 Termination date: 20150326 |
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