CN203965108U - Pressure regulation and the leak-checking apparatus of automobile air filtering regulator - Google Patents
Pressure regulation and the leak-checking apparatus of automobile air filtering regulator Download PDFInfo
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- CN203965108U CN203965108U CN201420353735.8U CN201420353735U CN203965108U CN 203965108 U CN203965108 U CN 203965108U CN 201420353735 U CN201420353735 U CN 201420353735U CN 203965108 U CN203965108 U CN 203965108U
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Abstract
The utility model discloses a kind of pressure regulation and leak-checking apparatus of automobile air filtering regulator, comprise electrical control cubicles, testboard bay and be located at fixedly crane span structure, adjusting tool, the positioning fixture on testboard bay.Testboard bay comprises test board panel and stand chamber.Test board panel has formed the skeleton of testboard bay, and the space that test board panel surrounds is referred to as stand chamber.Fixedly crane span structure comprises servo slide table, slide rail, drag chain, erecting frame.Adjusting tool comprises cylinder, motor, installation panel beating, reductor, slide rail, tightening mechanism, oil buffer.Positioning fixture comprises panel beating, cylinder, block head, clamp, locating piece.To leak hunting operation and pressure regulation operation of the utility model merges, and product general assembly line immediately, reduced the handling process of manpower, convenient management, and realize six products and leak hunting and pressure regulation simultaneously, reduced cost, saved space, improved efficiency.
Description
Technical field
The utility model relates to a kind of pressure regulation, leak-checking apparatus of automobile air filtering regulator.
Background technology
Air cleaner regulator is one of important accessory of engine, and its performance has not only determined reliability and the life-span of engine, also the dynamic property of engine, economy and emission behavior is had to very large impact.The bubble-tight quality of air-filtering regulator, is directly connected to the quality of motor device, so the pressure regulation of automobile filtering regulator, leak hunting that to detect be a very important technical field.
In existing technology, normally single product is carried out to impermeability detection, and the adjustment of pressure cannot realize robotization, form unnecessary waste and managerial burden, affect efficiency.
The deficiency existing for prior art, proposes the utility model.
Utility model content
For overcoming above-mentioned the deficiencies in the prior art, the utility model provides a kind of online airtight Leak Detection mode of six stations that completes on an equipment, detection has been abandoned soaking type leakage detection method, adopts the online airtight Leak Detection mode of six stations, and realizes pressure and adjust high-efficient automatic.
The technical scheme that the utility model provides is: a kind of pressure regulation and leak-checking apparatus of automobile air filtering regulator, comprise electrical control cubicles, testboard bay, fixedly crane span structure, adjusting tool and positioning fixture, wherein,
Electrical control cubicles is positioned at testboard bay left back, for controlling the assembly process of non-detection, automatically controlled part with electric cabinet constituent apparatus, electrical control cubicles is for placing the circuit devcie of automatically controlled part, comprise industrial computer, circuit board, wiring board, electric cabinet comprises the man-machine interaction parts of display screen, scram button, reset button, lighting button, and electric cabinet is connected and fixed on testboard bay one upper lateral part by jib system;
Testboard bay comprises testboard bay panel and stand chamber, and the space that test board panel surrounds is referred to as stand chamber; Test board panel is positioned at the top of testboard bay, the left part of test board panel is provided with for showing the design parameter of product to be measured and the technique billboard of detecting step, test board panel middle part is provided with electric fan, and top, test board panel right side is provided with three look alarm lamps; Both sides, stand chamber are provided with safe grating;
Fixedly crane span structure is fixed in the plane of stand chamber bottom, adjusting tool be arranged on fixedly on crane span structure and edge fixedly crane span structure move left and right; The positioning fixture of fixing product to be measured be positioned at adjusting tool under.
Fixedly crane span structure comprises erecting frame, servo slide table, slide rail, drag chain.Erecting frame is fixed on testing stand the supporting surface as whole fixedly crane span structure by socket head cap screw, and the place ahead table top of erecting frame supporting surface is provided with the positioning fixture for fixing product to be measured.Servo slide table is fixed on erecting frame by socket head cap screw, the equidistant slide rail that is provided with in both sides up and down of servo slide table; The upper surface of erecting frame is provided with drag chain.
Adjusting tool comprises cylinder, servomotor, installation panel beating, reductor, slide rail, tightening mechanism, oil buffer.Panel beating is installed and by socket head cap screw, is fixed on sliding-rail sliding, and horizontally slip by servo slide table.Cylinder is fixed on panel beating top is installed by air cylinder fixed plate, and air cylinder fixed plate below slide rail is fixed on and is installed on panel beating by socket head cap screw.The integral body that the reductor that servomotor is connected with servomotor connects and composes by motor fixing plate and tightening mechanism is fixed on sliding-rail sliding, under the drive of cylinder, along slide rail, moves up and down.In the bottom that panel beating is installed, oil buffer is installed.
Positioning fixture always has six groups, and every group comprises fixedly panel beating, cylinder, block head, clamp, locating piece.Fixedly panel beating is fixed on testing stand by socket head cap screw.Left side envelope cylinder, right side envelope cylinder hold out against three cylinders of cylinder with one, front and are fixed on panel beating by installing plate, and side seal cylinder piston rod termination is provided with block head; Hold out against cylinder piston rod termination and be provided with clamp, be fixed product to be measured with the locating piece being fixed on panel beating.
The beneficial effects of the utility model are:
1) six station Air leak tests and the adjustment of robotization pressure have been realized;
2) according to air-filtering regulator self structure feature, complete clamping, also accurately realize fast the fixing of product;
3) the fixing useful space of utilizing stand chamber reasonable in design of crane span structure and adjusting tool, compact conformation, both supporting pressure regulation that complete six work station products;
4) robotization that whether product is qualified is judged.
Accompanying drawing explanation
When considered in conjunction with the accompanying drawings, by the detailed description with reference to below, can more completely understand better the utility model and easily learn wherein many advantages of following, but accompanying drawing described herein is used to provide further understanding of the present utility model, form a part of the present utility model, schematic description and description of the present utility model is used for explaining the utility model, does not form to improper restriction of the present utility model, wherein:
Fig. 1 is the pressure regulation of the utility model automobile air filtering regulator, the axle geodesic structure schematic diagram of leak-checking apparatus;
Fig. 2 is the pressure regulation of the utility model automobile air filtering regulator, the main TV structure schematic diagram of leak-checking apparatus;
Fig. 3 is the fixing structural representation of crane span structure A in the utility model;
Fig. 4 is the structural representation of adjusting tool B in the utility model;
Fig. 5 is the main TV structure schematic diagram of positioning fixture C in the utility model;
Fig. 6 is the vertical view of Fig. 5;
In figure: A. is crane span structure fixedly; B. adjusting tool; C. positioning fixture; 1. electrical control cubicles; 2. testboard bay; 201. test board panels; 3. electric cabinet; 4. display screen; 5. technique billboard; 6. electric fan; 7. three look alarm lamps; 8. servo slide table; 9. slide rail; 10. drag chain; 11. erecting frames; 12. cylinders; 13. servomotors; 14. install panel beating; 15. reductors; 16. slide rails; 17. tightening mechanisms; 18. oil buffers; 19. panel beatings; C201. cylinder is sealed in left side; C202. cylinder is sealed on right side; C203. hold out against cylinder; 21. block heads; 22. clamps; 23. locating pieces; 24. safe gratings.
Embodiment
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1 and Figure 2, pressure regulation and the leak-checking apparatus of a kind of automobile air filtering regulator of the present utility model, comprise electrical control cubicles 1, testboard bay 2, fixedly crane span structure A, adjusting tool B and positioning fixture C, wherein,
Electrical control cubicles 1 is positioned at testboard bay 2 left backs, for controlling the assembly process of non-detection, automatically controlled part with electric cabinet 3 constituent apparatus, electrical control cubicles 1 is for placing the circuit devcie of automatically controlled part, comprise industrial computer, circuit board, wiring board, electric cabinet 3 comprises display screen 4, anxious stops, the man-machine interaction parts (not shown) of reset, illumination, button, and electric cabinet 3 is connected and fixed on testboard bay 2 one upper lateral parts by jib system;
Testboard bay 2 comprises testboard bay panel and stand chamber, and the space that test board panel 201 surrounds is referred to as stand chamber; Test board panel 201 is positioned at the top of testboard bay 2, the left part of test board panel 201 is provided with for showing the design parameter of product to be measured and the technique billboard 5 of detecting step, test board panel 201 middle parts are provided with electric fan 6, and test board panel 201 tops, right side are provided with three look alarm lamps 7; Both sides, stand chamber are provided with safe grating 24;
Fixedly crane span structure A is fixed in the plane of stand chamber bottom, adjusting tool B be arranged on fixedly upper the and edge of crane span structure A fixedly crane span structure A move left and right; The positioning fixture C of fixing product to be measured be positioned at adjusting tool B under.
With reference to figure 2, Fig. 3, fixedly crane span structure A for the support of adjusting tool B with and left and right accurate mobile, comprise erecting frame 11, servo slide table 8, slide rail 9, drag chain 10; Erecting frame 11 is fixed on test board panel 201 supporting surface as whole fixedly crane span structure A by socket head cap screw, and servo slide table 8, slide rail 9, drag chain 10 all be take erecting frame 11 as supporting; Servo slide table 8 is fixed on erecting frame 11 by socket head cap screw, and the equidistant slide rail 9 that is provided with in both sides up and down of servo slide table 8, for moving left and right of steady adjusting tool B, makes it keep Linear-moving; The upper surface tiling of slide rail 9 has drag chain 10, its one end to be fixed on slide rail 9 upper surfaces, and the other end is connected with adjusting tool B, and each parts gas circuit pipeline of adjusting tool B and data communication line (not shown) are inside housed.Servo slide table 8 drives ball-screw (not shown) to provide power to the slide block on servo slide table 8 guide rails by inner servomotor, thereby drive adjusting tool B left and right on servo slide table 8 guide rails accurate mobile, servo slide table 8 guide rail left and right sides extreme positions are provided with limit switch.
With reference to figure 2, Fig. 4, adjusting tool B comprises cylinder 12, servomotor 13, panel beating 14, reductor 15, slide rail 16, tightening mechanism 17 is installed, panel beating 14 is installed and by socket head cap screw, is fixed on the slide block of servo slide table 8 slide rails and the slide block of upper and lower two wood side-guides 9 of servo slide table 8, by servo slide table 8, drive installation panel beating 14 to horizontally slip; Cylinder 12 is fixed on panel beating 14 tops is installed by air cylinder fixed plate, and air cylinder fixed plate below is provided with slide rail 16, and slide rail 16 is fixed on and is installed on panel beating 14 by socket head cap screw; The integral body that the reductor 15 that servomotor 13 is connected with servomotor 13 consists of fixed head and tightening mechanism 17 moves up and down along slide rail 16 under the drive of cylinder 12; Tightening mechanism 17 comprise pluggable tappet head and in spring, turning axle be housed tighten axle (not shown), the torque being provided by reductor 15 by servomotor 13 drives tappet head automatically to regulate the force value of filtering regulator to be measured.Attached magnetic switch (not shown) is installed on cylinder 12, for detection of the extreme position of cylinder 12 piston movements, determines the extreme position that tightening mechanism 17 moves up and down.The bottom that panel beating 14 is installed is provided with an oil buffer 18, oil buffer 18 is positioned at slide rail 16 bottoms, the impulse force producing when vertically decline is too fast for cushioning adjusting tool B.
With reference to figure 2, Fig. 5 and Fig. 6, totally six groups of positioning fixture C, every group of positioning fixture C comprises fixedly panel beating 19, left side envelope cylinder C201, right side envelope cylinder C202, hold out against cylinder C203, block head 21, clamp C202, locating piece 23, fixedly panel beating 19 is fixed in the flat surface of test board 2 by socket head cap screw, left side envelope cylinder C201 and right side envelope cylinder C202 hold out against cylinder C203 and are fixed on fixedly on panel beating 19 by installing plate with positive one, the piston rod end of left side envelope cylinder C201 and right side envelope cylinder C202 is provided with block head 21, be used at when test shutoff filtering regulator air intake opening and gas outlet, and to air intake opening, fill the test gas of certain pressure intensity simultaneously, hold out against cylinder C203 piston rod end and be provided with clamp 22, be fixed product to be measured with the locating piece 23 being fixed on fixing panel beating 19, be convenient to bubble-tight detection and the adjusting tool B precision pressure adjustment to product to be measured.
Specific works flow process of the present utility model is described below:
First open the power knob on electric cabinet 3, then press computer switch button, open whole test, regulating device software.Now, whole device energising, carries out self check.Press reset button, fixedly the servo slide table on crane span structure A 8 drives adjusting tool B to automatically reply displacement left end initial point, and initial point place limited location switch provides position indication; Initial point is returned in cylinder 12 adhesives of adjusting tool B top, and initial point place has attached magnetic switch that state indication is provided; Adjusting tool B place servomotor 13 drives tappet head to return initial point; On testing stand, six cover locating tool C adjust left side envelope cylinder C201, right side envelope cylinder C202, hold out against tri-cylinders of cylinder C203 in attracting state.Show that screen display has resetted, now, whole device is in waiting for Product Status.
Operation finished product from get buffer zone, filter cleaner REG Regulator Assembly assembly line assembly, is placed in testing stand positioning fixture C, and in positioning fixture C, photoswitc is determined with product and puts into, and can carry out next step operation.Press positioning fixture C the place ahead gauge tap button, the piston of left side envelope cylinder C201 and right side envelope cylinder C202 ejects, and drives block head 21 to seal product air intake opening, gas outlet; Hold out against cylinder C203 piston and eject, drive clamp 22 to hold out against product, it is fixed.Then the filling channel sealing in cylinder C201 piston rod by left side passes into 750～800KPa air, i.e. aeration phase automatically to product air intake opening.After having inflated, enter the pressure regulation stage, the force value size by air intake opening, two ends, gas outlet contrasts with predefined value, and mechanical arm is adjusted voltage limiting value automatically.If force value does not meet preset value, mechanical arm be adjusting tool under the drive of servo slide table 8 on slide rail left and right accurately move to directly over the product need regulating, the regulating device that then drives servomotor, accurate retarding machine, adjusting head to form by adjusting tool B top cylinder is moved downward to puts into four jiaos of pressure regulating screws of product just by adjusting head, and this extreme position is by the attached magnetic of installing on the cylinder detection of opening the light.Then, servomotor is received regulating impulse, turns an angle, and realizes the adjustment to the force value of product.Adjustment completes, and retracts position and wait for a next conditioning signal on adjusting tool is automatic.
After product pressure regulation completes, automatically enter the performing leak test stage, i.e. pressurize one minute, display screen shows atmospheric pressure value curve in real time.After pressurize 1min test, if amount of leakage surpasses, set index, be arranged at the when red at positioning fixture C rear, if qualified, green light.The traffic lights here, six stations are identical and independently, there is red green pilot lamp in each station dead astern.
After impermeability has detected, take off product, certified products are put into finished car, and substandard product is put into redness and reprocessed basket.
In whole process, except placing product, taking off product needed manual operation, other operations are all that robotization realizes.For ensuring personal safety, in testboard bay both sides, safe grating 24 is installed, in pressure regulation and air tightness test, if people's body part enters test board chamber, safe grating 24 will send signal, stops the carrying out of the operations such as adjusting tool pressure regulation.
The explanation of above example is just for helping to understand core concept of the present utility model; , for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, in sum, this description should not be construed as restriction of the present utility model meanwhile.
Claims (8)
1. the pressure regulation of automobile air filtering regulator and a leak-checking apparatus, is characterized in that, comprises electrical control cubicles (1), testboard bay (2), fixedly crane span structure (A), adjusting tool (B) and positioning fixture (C), wherein,
Electrical control cubicles (1) is positioned at testboard bay (2) left back, for controlling the assembly process of non-detection, automatically controlled part with electric cabinet (3) constituent apparatus, electrical control cubicles (1) is for placing the circuit devcie of automatically controlled part, comprise industrial computer, circuit board, wiring board, electric cabinet (3) comprises the man-machine interaction parts of display screen (4), scram button, reset button, lighting button, and electric cabinet (3) is connected and fixed on testboard bay (2) one upper lateral parts by jib system;
Testboard bay (2) comprises testboard bay panel and stand chamber, and the space that test board panel (201) surrounds is referred to as stand chamber; Test board panel (201) is positioned at the top of testboard bay (2), the left part of test board panel (201) is provided with for showing the design parameter of product to be measured and the technique billboard (5) of detecting step, test board panel (201) middle part is provided with electric fan (6), and test board panel (201) top, right side is provided with three look alarm lamps (7); Both sides, stand chamber are provided with safe grating (24);
Fixedly crane span structure (A) is fixed in the plane of stand chamber bottom, and it is upper and move left and right along fixing crane span structure (A) that adjusting tool (B) is arranged on fixedly crane span structure (A); The positioning fixture (C) of fixing product to be measured be positioned at adjusting tool (B) under.
2. pressure regulation and the leak-checking apparatus of a kind of automobile air filtering regulator according to claim 1, is characterized in that,
Fixedly crane span structure (A) for the support of adjusting tool (B) with and left and right accurate mobile, comprise erecting frame (11), servo slide table (8), slide rail (9), drag chain (10); Erecting frame (11) is fixed on the upper supporting surface as whole fixedly crane span structure (A) of test board panel (201) by socket head cap screw, and servo slide table (8), slide rail (9), drag chain (10) all be take erecting frame (11) as supporting; Servo slide table (8) is fixed on erecting frame (11) by socket head cap screw, the equidistant slide rail (9) that is provided with in both sides up and down of servo slide table (8), for moving left and right of steady adjusting tool (B), make it keep Linear-moving; The upper surface tiling of slide rail (9) has drag chain (10), its one end to be fixed on slide rail (9) upper surface, and the other end is connected with adjusting tool (B), and adjusting tool (B) each parts gas circuit pipeline and data communication line are inside housed.
3. pressure regulation and the leak-checking apparatus of a kind of automobile air filtering regulator according to claim 2, is characterized in that,
Servo slide table (8) drives ball-screw to provide power to the slide block on servo slide table (8) guide rail by inner servomotor, thereby drive adjusting tool (B) left and right on servo slide table (8) guide rail accurate mobile, servo slide table (8) guide rail left and right sides extreme position is provided with limit switch.
4. pressure regulation and the leak-checking apparatus of a kind of automobile air filtering regulator according to claim 1, is characterized in that,
Adjusting tool (B) comprises cylinder (12), servomotor (13), panel beating (14), reductor (15), slide rail (16), tightening mechanism (17) is installed, panel beating (14) is installed and by socket head cap screw, is fixed on the slide block of servo slide table (8) slide rail and the slide block of upper and lower two wood side-guides of servo slide table (8) (9), by servo slide table (8), drive installation panel beating (14) to horizontally slip;
Cylinder (12) is fixed on panel beating (14) top is installed by air cylinder fixed plate, and air cylinder fixed plate below is provided with slide rail (16), and slide rail (16) is fixed on and is installed on panel beating (14) by socket head cap screw; The integral body that the reductor (15) that servomotor (13) is connected with servomotor (13) consists of fixed head and tightening mechanism (17) moves up and down along slide rail (16) under the drive of cylinder (12).
5. pressure regulation and the leak-checking apparatus of a kind of automobile air filtering regulator according to claim 4, is characterized in that,
Tightening mechanism (17) comprise pluggable tappet head and in the axle of tightening of spring, turning axle is housed, the torque being provided by reductor (15) by servomotor (13) drives tappet head automatically to regulate the force value of filtering regulator to be measured.
6. pressure regulation and the leak-checking apparatus of a kind of automobile air filtering regulator according to claim 4, is characterized in that,
Cylinder is provided with attached magnetic switch on (12), for detection of the extreme position of cylinder (12) piston movement, determines the extreme position that tightening mechanism (17) moves up and down.
7. pressure regulation and the leak-checking apparatus of a kind of automobile air filtering regulator according to claim 4, is characterized in that,
The bottom that panel beating (14) is installed is provided with an oil buffer (18), oil buffer (18) is positioned at slide rail (16) bottom, the impulse force that vertically declines and produce when too fast for cushioning adjusting tool (B).
8. pressure regulation and the leak-checking apparatus of a kind of automobile air filtering regulator according to claim 1, is characterized in that,
Totally six groups of positioning fixtures (C), every group of positioning fixture (C) comprises fixedly panel beating (19), left side envelope cylinder (C201), right side envelope cylinder (C202), hold out against cylinder (C203), block head (21), clamp (C202), locating piece (23), fixedly panel beating (19) is fixed in the flat surface of test board (2) by socket head cap screw, left side envelope cylinder (C201) and right side envelope cylinder (C202) and one, front hold out against cylinder (C203) and are fixed on fixedly on panel beating (19) by installing plate, the piston rod end of left side envelope cylinder (C201) and right side envelope cylinder (C202) is provided with block head (21), be used at when test shutoff filtering regulator air intake opening and gas outlet, and to air intake opening, fill the test gas of certain pressure intensity simultaneously, hold out against cylinder (C203) piston rod end and be provided with clamp (22), be fixed product to be measured with the locating piece (23) being fixed on fixing panel beating (19), be convenient to bubble-tight detection and adjusting tool (B) the precision pressure adjustment to product to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420353735.8U CN203965108U (en) | 2014-06-27 | 2014-06-27 | Pressure regulation and the leak-checking apparatus of automobile air filtering regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420353735.8U CN203965108U (en) | 2014-06-27 | 2014-06-27 | Pressure regulation and the leak-checking apparatus of automobile air filtering regulator |
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| Publication Number | Publication Date |
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| CN203965108U true CN203965108U (en) | 2014-11-26 |
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| CN201420353735.8U Expired - Fee Related CN203965108U (en) | 2014-06-27 | 2014-06-27 | Pressure regulation and the leak-checking apparatus of automobile air filtering regulator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104526544A (en) * | 2014-12-24 | 2015-04-22 | 宁波沃特美逊机器人科技有限公司 | Cylindrical grinding gantry manipulator |
| CN107246941A (en) * | 2017-08-08 | 2017-10-13 | 柳州市开宇机器人有限公司 | A kind of automatic airtight testing agency |
| CN107389280A (en) * | 2017-08-29 | 2017-11-24 | 东莞市盛联滤清器制造有限公司 | The dry type air tightness detection machine and its method of testing of a kind of cleaner |
-
2014
- 2014-06-27 CN CN201420353735.8U patent/CN203965108U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104526544A (en) * | 2014-12-24 | 2015-04-22 | 宁波沃特美逊机器人科技有限公司 | Cylindrical grinding gantry manipulator |
| CN104526544B (en) * | 2014-12-24 | 2017-01-04 | 宁波沃特美逊机器人科技有限公司 | Peripheral milling gantry mechanical hand |
| CN107246941A (en) * | 2017-08-08 | 2017-10-13 | 柳州市开宇机器人有限公司 | A kind of automatic airtight testing agency |
| CN107389280A (en) * | 2017-08-29 | 2017-11-24 | 东莞市盛联滤清器制造有限公司 | The dry type air tightness detection machine and its method of testing of a kind of cleaner |
| CN107389280B (en) * | 2017-08-29 | 2024-01-30 | 东莞市盛联滤清器制造有限公司 | Dry-type air tightness detector of filter and testing method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: HANGZHOU WOZHI INTELLIGENT TECHNOLOGY CO., LTD. Free format text: FORMER NAME: HANGZHOU WOLEI TECHNOLOGY CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |
Address after: Hangzhou City, Zhejiang province 310018 Xiasha Street 19, building 10, No. 8 Patentee after: Radium intelligence Science and Technology Co., Ltd. is irrigated in Hangzhou Address before: Hangzhou City, Zhejiang province 310018 Xiasha Street 19, building 10, No. 8 Patentee before: Hangzhou Wolei Technology Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20170627 |