CN101428472A - Thin plastic plate three-edge bender - Google Patents
Thin plastic plate three-edge bender Download PDFInfo
- Publication number
- CN101428472A CN101428472A CNA2008101634032A CN200810163403A CN101428472A CN 101428472 A CN101428472 A CN 101428472A CN A2008101634032 A CNA2008101634032 A CN A2008101634032A CN 200810163403 A CN200810163403 A CN 200810163403A CN 101428472 A CN101428472 A CN 101428472A
- Authority
- CN
- China
- Prior art keywords
- frame
- flanging
- plate
- thin plastic
- slide block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
A thin plastic plate trilateral bending machine according to the design of the invention mainly comprises a frame, wherein, folding devices are arranged on the left side and the right side of the frame; a front folding device is arranged on the front side of the frame; a lateral folding device comprises a lateral top edge pressing plate, a lateral upper folding device , a lateral folding frame, a lateral lower folding device and a lateral side pressing; and the front folding device comprises a front upper folding device, a front lower folding device, a front folding frame and a front edge pressing plate. The bending machine has the beneficial effects that the size tolerance can be controlled conveniently; the bending machine is suitable for thin plastic plates in various sizes and specifications; the quality and the work efficiency are improved; and the like.
Description
Technical field
The present invention relates to the device of a kind of plastic board flanging or bending, especially relate to the three limits while flanging of the dermatoglyph plate in the plastic board or the machine of bending.
Background technology
Along with progress of science and technology and will showing of reducing cost, the back plate of refrigerator is made for the dermatoglyph plate with plastic board from traditional sheet metal material improvement.The manufacturing moulding of this back plate of refrigerator all will be used the technology of three Edge Bends, exactly will be the requirement flanging of three limits of sheet material by dimensions.The bending of plastic board is a kind of than sheet metal bending complicated technology relatively more.At present, known plastic board apparatus for bending adopts the technology that heats bending, once can only roll over a limit, and the dimensional accuracy of flanging is relevant with operator's qualification, so dimensional tolerance is wayward, and the percent defective height.And because can not roll over simultaneously on three limits, will overturn after a plate is rolled well on one side is folded down on one side again, and the work work efficiency is lower.
Summary of the invention
The objective of the invention is to provide three Edge Bends simultaneously, and size Control accurately is used for the thin thin plastic plate three-edge bender of moulding plate for the deficiency that solves above-mentioned technology.
In order to achieve the above object, the thin plastic plate three-edge bender that the present invention is designed, its main frame is formed, and the frame left and right sides is provided with the side edgefold device, and the frame front side is provided with preceding crimping unit; The side edgefold device is made up of side top pressing plate, side upper hem device, side edgefold frame, side lower hem device and side pressure limit device; Preceding crimping unit is made up of preceding upper hem device, preceding lower hem device, preceding flanging frame and preceding flange fixing installation.
Described central rack is provided with auxilliary face equipment in the middle of the side edgefold device of both sides.In the time of can preventing the size broad when sheet material, the middle part of sheet material is recessed in process.
In order to make thin plastic plate three-edge bender be fit to the sheet material of various sizes, and can better fixed plate, make things convenient for the bending operation of bender, on the side edgefold device, be provided with width adjusting device.
Side upper hem device mainly comprises upper hem cylinder, slide block and side upper slitter, the upper hem cylinder connects the slide block yoke plate by the cylinder nut, the slide block yoke plate is installed on the slide block, and be fixed with the upper slitter substrate, upper slitter square tube and upper slitter chute are installed on the upper slitter substrate, the side upper slitter is installed on the linear guides slide block, be slidingly connected with upper slitter chute composition, the upper slitter pressing plate by the compression spring axis finger setting on the upper slitter square tube, upper slitter clamp surface one deck is to be provided with cushion compound, in order to push down the workpiece of preparation bending, workpiece can not slided; Slide block is fixed on the side edgefold frame by the chute that is mated.
Eject cylinder on the side edgefold frame lower and eject dish, form liftout attachment, after being used for the workpiece bending and finishing, workpiece is upwards ejected.Be provided with cutter square tube under the side on the side edgefold frame of the liftout attachment outside, the cutter square tube is provided with cutter under the side under the side, and the cutter pulley was connected with the side edgefold frame under cutter passed through under the side.
Side pressure limit device, form by flanging plate, linear guides slide block, cylinder nut, flanging adjustment seat, flanging cylinder, the flanging cylinder is fixed on the side edgefold frame, and the flanging cylinder is connected with the flanging plate by the cylinder nut, and flanging plate bottom is connected on the flanging adjustment seat by the linear guides slide block.The flanging adjustment seat is used to regulate the high and low position of flanging plate, the tolerance accuracy of control flanging flanging.
In order to reach better bending effect, the cross section of cutter is a rectangle under the side, and the middle part is provided with the hole, is provided with step on the rectangle minor face, and the long limit adjacent with step is provided with oblique groove.
In order to reach easy to operate, the effect of full-automatic bending, side edgefold device and preceding crimping unit are electrically connected with control chip, include heating and are electrically connected with temperature controller at upper and lower crimping unit, and temperature controller is electrically connected with control chip.
The resulting thin plastic plate three-edge bender of the present invention, adopt upper and lower electric heating crimping unit to mould plate and carry out flanging to thin, upper and lower electric heating crimping unit adopts special defeated structure to guarantee thin plate flanging effectively, the spacing of left and right sides crimping unit can be regulated in certain scope, to adapt to different dimensions; Carry out the flanging typing with flange fixing installation behind the flanging; The sizing plate is housed on flange fixing installation enters the location moulding plate; Adopt auxilliary face equipment to assist the smooth of the big sheet material of width; Adopted the micro computer automatic control technology, the execution of control technology; Automatic temperature-controlled is a kind of embodiment of conduplication side quality control of the present invention.This thin plastic plate three-edge bender has controlling dimension tolerance easily, is suitable for multiple dimensions, improves the quality and characteristics such as work work efficiency.
Description of drawings
Fig. 1 is a front view of the present invention;
Fig. 2 is a left view of the present invention;
Fig. 3 is a side upper hem apparatus structure schematic diagram of the present invention;
Fig. 4 is the structural representation of side lower hem device of the present invention and side pressure limit device;
Fig. 5 is 1 time cutter cross sectional representation of the embodiment of the invention;
Fig. 6 is a upper hem apparatus structure schematic diagram before the present invention;
Fig. 7 is 2 times cutter cross sectional representation of the embodiment of the invention.
Crimping unit before the flange fixing installation before the 1-side edgefold device wherein, 2-, 3-, 4-assists face equipment, 5-frame, the upper right pressing plate of 6-, the upper right crimping unit of 7-, 8-liftout attachment, 9-bottom right crimping unit, the right flange fixing installation of 10-, the right width adjusting device of 11-, 12-right folding limit frame, flanging frame before the lower hem device before the upper hem device before the 13-, 14-, 15-, the 16-hole, 17-step, 18-oblique groove; 3-1 upper hem cylinder, 3-2 cylinder nut, 3-3 slide block yoke plate, 3-4 slide block, 3-5 upper slitter substrate, 3-6 left and right sides upper slitter, 3-7 upper slitter chute, 3-8 linear guides slide block, 3-9 stage clip, 3-10 stage clip pivot pin, 3-11 upper slitter pressing plate, 3-12 upper slitter square tube; 4-1 flanging cylinder, 4-2 flanging plate, 4-3 flanging adjustment seat, cutter square tube under the 4-4 side, 4-5 ejects dish, following cutter about 4-6,4-7 ejects cylinder, cutter pulley under the 4-8; Upper slitter square tube before the upper slitter substrate before the 6-1 slide block yoke plate, 6-2,6-3, upper slitter before the upper slitter pressing plate before the 6-4,6-5.
The specific embodiment
The invention will be further described in conjunction with the accompanying drawings below by embodiment.
Embodiment 1
As shown in Figure 1 and Figure 2, the thin plastic plate three-edge bender that present embodiment is described, its main frame 5 is formed, and the frame left and right sides is provided with side edgefold device 1, and frame 5 front sides are provided with preceding crimping unit 3; Side edgefold device 1 is made up of side top pressing plate 6, side upper hem device 7, side edgefold frame 12, side lower hem device 9 and side pressure limit device 10; Preceding crimping unit 3 is made up of preceding upper hem device 13, preceding lower hem device 14, preceding flanging frame 15 and preceding flange fixing installation 2.Frame 5 middle parts are provided with auxilliary face equipment 4 in the middle of the side edgefold device 1 of both sides.On side edgefold device 1, be provided with width adjusting device 11.
As shown in Figure 3, wherein side upper hem device 7 mainly comprises upper hem cylinder 3-1, slide block 3-4 and side upper slitter 3-6, upper hem cylinder 3-1 connects slide block yoke plate 3-3 by cylinder nut 3-2, slide block yoke plate 3-3 is installed on the slide block 3-4, and be fixed with upper slitter substrate 3-5, upper slitter square tube 3-12 and upper slitter chute 3-7 are installed on the upper slitter substrate 3-5, side upper slitter 3-6 is installed on the linear guides slide block 3-8, be slidingly connected with upper slitter chute 3-7 composition, upper slitter pressing plate 3-11 is positioned on the upper slitter square tube 3-12 by stage clip pivot pin 3-10, upper slitter pressing plate 3-11 surface one deck is to be provided with cushion compound, and slide block 3-4 is fixed on the side edgefold frame 12 by the chute that is mated.
Eject cylinder 4-7 on side edgefold frame 12 bottoms and eject dish 4-5, form liftout attachment 8, after being used for the workpiece bending and finishing, workpiece is upwards ejected.Be provided with cutter square tube 4-4 under the side on liftout attachment 8 outside side edgefold frames 12, cutter square tube 4-4 is provided with cutter 4-6 under the side under the side, and cutter pulley 4-8 was connected with side edgefold frame 12 under cutter 4-6 passed through under the side.
Side pressure limit device 10, form by flanging plate 4-2, linear guides slide block 3-4, cylinder nut 3-2, flanging adjustment seat 4-3, flanging cylinder 4-1, flanging cylinder 4-1 is fixed on the side edgefold frame 12, flanging cylinder 4-1 is connected with flanging plate 4-2 by cylinder nut 3-2, and flanging plate 4-2 bottom is connected on the flanging adjustment seat 4-3 by linear guides slide block 3-4.The flanging adjustment seat is used to regulate the high and low position of flanging plate, the tolerance accuracy of control flanging flanging.
The cross section of cutter 4-6 is a rectangle under the side, and the middle part is provided with hole 16, is provided with step 17 on the rectangle minor face.And the shape of cutter 4-6 is similar under the shape of cross section of preceding cutter down and the side.
Side edgefold device 1 and preceding crimping unit 3 are electrically connected with control chip, decorate 3 upper and lower crimping unit at side edgefold device 1 and preceding flanging and include heating and be electrically connected with temperature controller, and temperature controller is electrically connected with control chip.Crimping unit 3 is similar to the internal structure of side edgefold device 1 before described, just the difference of position setting.As shown in Figure 7, preceding upper hem device 13 is made up of preceding upper slitter pressing plate 6-4, stage clip 3-9, stage clip pivot pin 3-10, preceding upper slitter square tube 6-3, preceding upper slitter substrate 6-2, slide block yoke plate 6-1, preceding upper slitter 6-5, slide block 3-4 etc.
During work, after sheet material is put into the present invention, carry out sizing by preceding flange fixing installation 2 and right flange fixing installation 10, the location finishes to compress with top board 6 and guarantees that sheet material can not be moved, at this moment flange fixing installation 2 before withdrawing from, preceding then lower hem device 14 rises and puts in place, preceding upper hem device moves downwards, flanging moves before doing under the effect of electrical knife up and down, by preceding flange fixing installation 2 pressed sizing, at this moment preceding upper hem device 13 is upwards return then, and preceding flange fixing installation 2 is return, preceding lower hem device 14 is return, flanging action before finishing.At this moment top board 6 is return, and preceding flange fixing installation 2 will push away before the sheet material under the effect of preceding flanging cylinder and preceding release cylinder, enters left and right sides flanging active region.At this moment side pressure limit device 10 is return, and side upper hem device 7 moves down, and does left and right sides flanging action under the effect of electrical knife up and down, then by side pressure limit device 12 pressed sizing, at this moment side upper hem device 7 is return, and side pressure limit device 10 and left flange fixing installation are return then, finishes left and right sides flanging action.
Embodiment 2
As shown in Figure 7, the described thin plastic plate three-edge bender of present embodiment, cutter 5.6 cross sections and step 17 adjacent long limits are provided with oblique groove 18 under its described side.
Claims (9)
1. thin plastic plate three-edge bender, its main frame (5) is formed, and it is characterized in that frame (5) left and right sides is provided with side edgefold device (1), and frame (5) front side is provided with preceding crimping unit (3); Side edgefold device (1) is made up of side top pressing plate (6), side upper hem device (7), side edgefold frame (12), side lower hem device (9) and side pressure limit device (10); Preceding crimping unit (3) is made up of preceding upper hem device (13), preceding lower hem device (14), preceding flanging frame (15) and preceding flange fixing installation (2).
2. thin plastic plate three-edge bender according to claim 1 is characterized in that described frame (5) middle part, is provided with auxilliary face equipment (4) in the middle of the side edgefold device (1) of both sides.
3. thin plastic plate three-edge bender according to claim 1 is characterized in that described side edgefold device (1) is provided with width adjusting device (11).
4. thin plastic plate three-edge bender according to claim 1, it is characterized in that described side upper hem device (7) mainly comprises upper hem cylinder (3-1), slide block (3-4) and side upper slitter (3-6), upper hem cylinder (3-1) connects slide block yoke plate (3-3) by cylinder nut (3-2), slide block yoke plate (3-3) is installed on the slide block (3-4), and be fixed with upper slitter substrate (3-5), upper slitter square tube (3-12) and upper slitter chute (3-7) are installed on the upper slitter substrate (3-5), side upper slitter (3-6) is installed on the linear guides slide block (3-8), be slidingly connected with upper slitter chute (3-7) composition, upper slitter pressing plate (3-11) is positioned on the upper slitter square tube (3-12) by stage clip pivot pin (3-10), the surperficial one deck of upper slitter pressing plate (3-11) is to be provided with cushion compound, and slide block (3-4) is fixed on the side edgefold frame (12) by the chute that is mated.
5. thin plastic plate three-edge bender according to claim 1, it is characterized in that ejecting on described side edgefold frame (12) bottom cylinder (4-7) and eject dish (4-5), form liftout attachment (8), on liftout attachment (8) outside side edgefold frame (12), be provided with cutter square tube (4-4) under the side, cutter square tube (4-4) is provided with cutter under the side (4-6) under the side, and cutter pulley (4-8) was connected with side edgefold frame (12) under cutter under the side (4-6) passed through.
6. thin plastic plate three-edge bender according to claim 1, it is characterized in that described side pressure limit device (10), form by flanging plate (4-2), linear guides slide block (3-4), cylinder nut (3-2), flanging adjustment seat (4-3), flanging cylinder (4-1), flanging cylinder (4-1) is fixed on the side edgefold frame (12), flanging cylinder (4-1) is connected with flanging plate (4-2) by cylinder nut (3-2), and flanging plate (4-2) bottom is connected on the flanging adjustment seat (4-3) by linear guides slide block (3-4).
7. thin plastic plate three-edge bender according to claim 5 is characterized in that cutter under the described side (4-6), and cross section is a rectangle, and the middle part is provided with hole (16), is provided with step (17) on the rectangle minor face.
8. thin plastic plate three-edge bender according to claim 7 is characterized in that the cross section long limit adjacent with step (17) of cutter under the described side (4-6) is provided with oblique groove (18).
9. according to any described thin plastic plate three-edge bender of claim 1-8, it is characterized in that described side edgefold device (1) and preceding crimping unit (3) are electrically connected with control chip, include heating and be electrically connected with temperature controller at upper and lower crimping unit, temperature controller is electrically connected with control chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101634032A CN101428472B (en) | 2008-12-18 | 2008-12-18 | Thin plastic plate three-edge bender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101634032A CN101428472B (en) | 2008-12-18 | 2008-12-18 | Thin plastic plate three-edge bender |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101428472A true CN101428472A (en) | 2009-05-13 |
| CN101428472B CN101428472B (en) | 2011-09-28 |
Family
ID=40644217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101634032A Expired - Fee Related CN101428472B (en) | 2008-12-18 | 2008-12-18 | Thin plastic plate three-edge bender |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101428472B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101947854A (en) * | 2009-08-28 | 2011-01-19 | 李昌永 | Film wing plate bending apparatus |
| CN104002468A (en) * | 2014-05-13 | 2014-08-27 | 张家港市德顺机械有限责任公司 | Bending forming device in plastic box bending forming machine |
| CN104002472A (en) * | 2014-05-13 | 2014-08-27 | 张家港市德顺机械有限责任公司 | Limiting and guiding device in plastic box bending forming machine |
| CN104002484A (en) * | 2014-05-13 | 2014-08-27 | 张家港市德顺机械有限责任公司 | Plastic box bending forming machine |
| CN106142519A (en) * | 2016-08-31 | 2016-11-23 | 北京创然铝塑工业有限公司 | A kind of plastics coiling deformation devices |
| CN109080114A (en) * | 2018-08-20 | 2018-12-25 | 江苏尚唯汽车饰件有限公司 | A kind of environment-friendly type automobile inner decoration plate apparatus for bending |
| CN109108117A (en) * | 2018-10-25 | 2019-01-01 | 上海奥林汽车安全系统有限公司 | A kind of vehicle dormer window guide rail apparatus for bending |
| CN109291411A (en) * | 2018-11-22 | 2019-02-01 | 湖北理工学院 | A kind of full-automatic three side folding brake |
| CN110116925A (en) * | 2019-06-19 | 2019-08-13 | 无锡山藤精密科技有限公司 | The automatic spooling material-receiving system of carrier band |
| CN112339251A (en) * | 2020-08-11 | 2021-02-09 | 青岛科瑞新型环保材料集团有限公司 | Automatic production line for streamlined flanging of vacuum heat-insulating plate |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200979010Y (en) * | 2006-08-14 | 2007-11-21 | 郑澄 | Double layer film inflatable gasket air valve |
-
2008
- 2008-12-18 CN CN2008101634032A patent/CN101428472B/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101947854A (en) * | 2009-08-28 | 2011-01-19 | 李昌永 | Film wing plate bending apparatus |
| CN104002468A (en) * | 2014-05-13 | 2014-08-27 | 张家港市德顺机械有限责任公司 | Bending forming device in plastic box bending forming machine |
| CN104002472A (en) * | 2014-05-13 | 2014-08-27 | 张家港市德顺机械有限责任公司 | Limiting and guiding device in plastic box bending forming machine |
| CN104002484A (en) * | 2014-05-13 | 2014-08-27 | 张家港市德顺机械有限责任公司 | Plastic box bending forming machine |
| CN104002484B (en) * | 2014-05-13 | 2016-05-11 | 张家港市德顺机械有限责任公司 | Plastic box bending and molding device |
| CN104002472B (en) * | 2014-05-13 | 2016-06-22 | 张家港市德顺机械有限责任公司 | Limiting and guiding device in plastic box bending forming machine |
| CN106142519A (en) * | 2016-08-31 | 2016-11-23 | 北京创然铝塑工业有限公司 | A kind of plastics coiling deformation devices |
| CN109080114B (en) * | 2018-08-20 | 2020-08-14 | 江苏尚唯汽车饰件有限公司 | Environment-friendly automotive interior board bending device |
| CN109080114A (en) * | 2018-08-20 | 2018-12-25 | 江苏尚唯汽车饰件有限公司 | A kind of environment-friendly type automobile inner decoration plate apparatus for bending |
| CN109108117A (en) * | 2018-10-25 | 2019-01-01 | 上海奥林汽车安全系统有限公司 | A kind of vehicle dormer window guide rail apparatus for bending |
| CN109108117B (en) * | 2018-10-25 | 2023-10-20 | 上海奥林汽车安全系统有限公司 | Automobile skylight guide rail bending device |
| CN109291411A (en) * | 2018-11-22 | 2019-02-01 | 湖北理工学院 | A kind of full-automatic three side folding brake |
| CN110116925A (en) * | 2019-06-19 | 2019-08-13 | 无锡山藤精密科技有限公司 | The automatic spooling material-receiving system of carrier band |
| CN110116925B (en) * | 2019-06-19 | 2023-09-29 | 无锡固立德电子器材有限公司 | Automatic winding and collecting system for carrier tape |
| CN112339251A (en) * | 2020-08-11 | 2021-02-09 | 青岛科瑞新型环保材料集团有限公司 | Automatic production line for streamlined flanging of vacuum heat-insulating plate |
| CN112339251B (en) * | 2020-08-11 | 2021-06-18 | 青岛科瑞新型环保材料集团有限公司 | Automatic production line for streamlined flanging of vacuum heat-insulating plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101428472B (en) | 2011-09-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101428472B (en) | Thin plastic plate three-edge bender | |
| CN201380238Y (en) | Combined bending die | |
| CN202105959U (en) | Lengthened bolt heat upset forming mold | |
| CN101380812A (en) | Molding and punching tool for producing thin-film sheet and manufacture method of thin-film sheet | |
| CN201644628U (en) | Multi-purpose U-shaped cross beam compression type mold | |
| CN201320838Y (en) | Trilateral press brake of thin plastic plate | |
| CN202984450U (en) | Beam part drawing die | |
| CN203725593U (en) | Rapid die changing device | |
| CN202894043U (en) | Bent forming die of upper frame of automobile door hinge | |
| CN114850315A (en) | Forming die and forming process for automobile shock absorber support | |
| CN111922535A (en) | Intelligent laser puncher for carpet and working method thereof | |
| CN215941235U (en) | U-shaped profile shaping and stamping die structure | |
| CN212285575U (en) | Stand deep-drawing mould | |
| CN211942301U (en) | Automatic lining pressing device along with line | |
| CN204892738U (en) | Auto parts proximal edge symmetry hole flanging mould | |
| CN211247916U (en) | Reduce stamping die that product warp | |
| CN208288806U (en) | A kind of device that a few font Dimension Measurements are adjusted | |
| CN209792355U (en) | Automobile stamping platform with height adjusting function | |
| CN201922621U (en) | Limiting device of floor film laminating machine | |
| CN101913164B (en) | Molding device for large-size flat-plate plastic product | |
| CN215040394U (en) | Automatic hot-plug structure of aluminum nut | |
| CN213593649U (en) | Heating punching device | |
| CN210754671U (en) | Water heater panel slide block forming die | |
| CN212442719U (en) | Rolling bending die | |
| CN214167761U (en) | Pressure plate tool for improving glass hole refraction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HANGZHOU BEIDE ENVIRONMENTAL PROTECTION ENGINEERIN Free format text: FORMER OWNER: LIN JIANHONG Effective date: 20130510 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 311607 HANGZHOU, ZHEJIANG PROVINCE TO: 311000 HANGZHOU, ZHEJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130510 Address after: Hangzhou City, Zhejiang province Binjiang District 311000 shore road 1197 building 6 room 307 Patentee after: Hangzhou, Environmental Engineering Co. Ltd. Address before: 311607 Jiande City, Zhejiang province Hangzhou Chengdong Industrial Park, Jiande three corrosion resistant steel structure Co., Ltd. Patentee before: Lin Jianhong |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110928 Termination date: 20191218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |