CN105443832A - Electromagnetic air valve - Google Patents
Electromagnetic air valve Download PDFInfo
- Publication number
- CN105443832A CN105443832A CN201410357198.9A CN201410357198A CN105443832A CN 105443832 A CN105443832 A CN 105443832A CN 201410357198 A CN201410357198 A CN 201410357198A CN 105443832 A CN105443832 A CN 105443832A
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- air
- valve
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- electromagnetic
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- Magnetically Actuated Valves (AREA)
- Air Bags (AREA)
Abstract
The invention provides an electromagnetic air valve which is particularly suitable for an air bag type inflating and deflating system applied in an automobile chair for improving the comfort performance. The electromagnetic air valve comprises a casing; a check valve, a self maintaining electromagnetic valve rod, an inflating pipe and an air bleeding opening are sequentially arranged in the casing from the air inlet end to the air outlet end, wherein the inflating pipe maintains a normally open state, the air bleeding opening maintains a normally closed state through the self maintaining electromagnetic valve rod; during the air suction through an air inlet passage, an inflating device can be directly inflated through the check valve and the inflating pipe, and in addition, when the air suction is stopped, the air pressure inside the inflating device can be maintained through the non-return effect of the check valve. When the self maintaining electromagnetic valve rod moves under the coil exciting effect, the air inlet passage can be sealed, and meanwhile, the air bleeding opening can be opened, so that the air in the inflating device can be exhausted from the air bleeding opening after passing through the inflating pipe in a reverse direction. The defect that in the existing inflating and deflating system, two valve bodies including an inflating valve and an deflating valve need to be adopted and controlled separately can be overcome, and the electric power consumption is reduced.
Description
Technical field
The present invention relates to a kind of electromagnetic gas valve be used in inflating and exhausting system, espespecially one can directly to inflator inflation after check, and start time bypassed exhaust gas to save the electromagnetic gas valve of power consumption.
Background technique
General inflating and exhausting system the inflation line between air pump and inflator (such as: airbag) can sequentially arrange three valve bodies and fill exhaust to control it, and three valve bodies are respectively: a check valve, can control the suction valve of air bag inflator and a bypass in the outlet valve of inflation line; In addition, inflating and exhausting system has an electronic control module, and this electronic control module is used for controlling the running of aforementioned gas charging valve, outlet valve and air pump, makes air pump by these air valves to air bag inflator, rely on electronic control module to regulate the saturation ratio of airbag in order to do allowing user.
Above-mentioned check valve is a kind of one-way valve only holding one-way air inlet towards inflation, can prevent the air in airbag from losing heart, to maintain the saturation ratio of air bag inflator after air-pump inflating stops; Suction valve and outlet valve are then generally the solenoid valve utilizing coil excitation principle to control, and after electronic control module makes suction valve be driven by coil excitation, air pump can be allowed to air bag inflator; And after electronic control module makes outlet valve be driven by coil excitation, then the air in airbag can be allowed to discharge.
From said structure, an airbag group needs control gas charging valve and outlet valve two valve bodies to carry out the action of inflation/deflation, and check valve of arranging in pairs or groups is to maintain the saturation ratio after inflation.If arrange multiple airbag group, then each airbag group all needs to arrange a check valve, a gas charging valve and an outlet valve and controls, and the space of causing part to configure increases, and also increases the probability of Parts Breakdown maintenance simultaneously.Add that gas charging valve and outlet valve control running respectively, consume many electric power, if inflating and exhausting system is arranged in limited energy environment, such as, in automobile, vehicle electric burden just can be allowed to increase.
In view of this, designer of the present invention is research and the practical experience of accumulating association area for many years, spy invents a kind of electromagnetic gas valve, air inlet, check and exhaust three kinds of functions can be integrated, and can directly to check after inflator inflation, and the bypassed exhaust gas when starting, needs to arrange gas charging valve, outlet valve and check valve three valve bodies to improve in existing inflating and exhausting system, and the disappearance controlled respectively.
Summary of the invention
The object of the present invention is to provide a kind of electromagnetic gas valve, described electromagnetic gas valve integrates check valve, gas charging valve and outlet valve three kinds of valve bodies, reach and can directly inflate rear check to inflator, and the object of bypassed exhaust gas when starting, and power consumption and part manufacturing cost can be reduced.
For reaching above-mentioned purpose, electromagnetic gas valve of the present invention is arranged on one to be had in the inflating and exhausting system of air pump and fills exhaust to inflator, this electromagnetic gas valve has a housing, a gas-entered passageway be communicated with air pump air outlet is provided with in described housing, one is positioned at the check valve on gas-entered passageway, one putting chamber being positioned at gas-entered passageway downstream, one group is arranged in putting chamber the self-holding electromagnetic valve bar that can accept a coil excitation effect and displacement, and the air chamber that is communicated in putting chamber downstream, this air chamber is provided with the gas tube of a connection inflator, and one is communicated to outside atmosphere leakage port,
Wherein, described self-holding electromagnetic valve bar is wherein resisted against leakage port in one end, and make this leakage port keep normally closed, this self-holding electromagnetic valve bar the other end then keeps spacing with gas-entered passageway; When air pump operates and makes gas-entered passageway air inlet, air draught can directly be inflated inflator by check valve, putting chamber, air chamber and gas tube, and can be kept the air pressure in inflator by check valve when stopping air inlet; Described self-holding electromagnetic valve bar is subject to coil excitation effect displacement when closing gas-entered passageway, can open leakage port simultaneously, makes Air Reverse in inflator to via after gas tube, air chamber, is discharged by leakage port.
By means of above-mentioned structure, aforementioned gas tube keeps the state often opened, therefore at air pump when operating, air draught can directly be inflated inflator by check valve, putting chamber, air chamber and gas tube, and can be kept the air pressure in inflator by check valve when stopping air inlet, now the non-power consumption of electromagnetic gas valve just can reach the object of inflation and the rear sealing of inflation.
When needing to lose heart to inflator, described self-holding electromagnetic valve bar is subject to coil excitation effect displacement when closing gas-entered passageway, can open leakage port simultaneously, the Air Reverse in inflator is discharged by leakage port to via after gas tube, air chamber; Now electromagnetic gas valve only need consume once excitatory electric power, just reach the object stopping inflation and exhaust simultaneously, so namely can improve in existing inflating and exhausting system and need to arrange gas charging valve, outlet valve and check valve three valve bodies, and the disappearance controlled respectively, reduce the manufacture cost of power consumption and part.
Below further illustrate the embodiment of each element:
During enforcement, these self-holding electromagnetic valve bar two ends are respectively equipped with leak-stopping valve plug, the gap having between self-holding electromagnetic valve bar periphery and supply air circulation is enclosed in putting chamber, and be provided with a spring top bottom putting chamber and be butted on this self-holding electromagnetic valve bar, make the leak-stopping valve plug in self-holding electromagnetic valve masthead portion can be resisted against leakage port and keep closing; Described coil is arranged on the periphery of putting chamber, make self-holding electromagnetic valve bar to bottom offset and Compress Spring by the excitatory interaction energy of coil, make the leak-stopping valve plug bottom self-holding electromagnetic valve bar can close gas-entered passageway and open leakage port simultaneously, allow the Air Reverse in inflator be discharged by leakage port to via after gas tube, air chamber.
During enforcement, a valve seat arranged for coil is provided with between gas-entered passageway and putting chamber, this seat bottom portion is provided with an entrance and is communicated with gas-entered passageway, top is provided with one and protrudes from outlet bottom putting chamber, and this self-holding electromagnetic valve bar is resisted against this outlet and can closes gas-entered passageway after bottom offset.
During enforcement, the outside of described leakage port is provided with a bloop, allows electromagnetic gas valve avoid air-flow to produce noise when carrying out exhaust.
During enforcement, described coil is controlled by a control module.
During enforcement, this inflator is an airbag group.
Compared to prior art, the present invention is when inflating, air draught can directly be inflated inflator by gas-entered passageway, check valve, putting chamber, air chamber and gas tube, and rely on the air pressure in check valve maintenance inflator when stopping air inlet, now the non-power consumption of electromagnetic gas valve just can reach effect of inflation, the rear sealing of inflation; When losing heart, electromagnetic gas valve only need consume once excitatory electric power, allow self-holding electromagnetic valve displacement close gas-entered passageway and open leakage port simultaneously, just the Air Reverse in inflator can be allowed to discharge to via gas tube from leakage port, improve in existing inflating and exhausting system and need to arrange a check valve, and the disappearance of gas charging valve and outlet valve two valve bodies need be controlled respectively, and then reach minimizing power consumption and part manufacturing cost, and simplify effect of part configuration space.
List be suitable for the specific embodiment of the present invention according to technological means of the present invention below, and coordinate graphic explanation as after.
Accompanying drawing explanation
Fig. 1 is stereo appearance figure of the present invention.
Fig. 2 is three-dimensional exploded view of the present invention.
Fig. 3 is the schematic diagram that check valve of the present invention keeps inflator inner air pressure.
Fig. 4 is inflated condition schematic diagram of the present invention.
Fig. 5 is air deflating state schematic diagram of the present invention.
Description of reference numerals: 1 electromagnetic gas valve; 2 air pumps; 3 inflators; 4 control modules; 10 housings; 20 gas-entered passageways; 21 putting chambers; 22 air chambers; 23 gas tubes; 24 leakage ports; 30 check valves; 40 self-holding electromagnetic valve bars; 41 coils; 42 leak-stopping valve plugs; 43 gaps; 44 springs; 45 valve seats; 451 entrances; 452 outlets; 453 leak-stopping cushion rubbers; 50 bloops.
Embodiment
As shown in Figure 1 to Figure 3, the present invention is a kind of electromagnetic gas valve 1, is arranged on one and has in the inflating and exhausting system of air pump 2 and inflate inflator 3; In diagram, described inflator 3 is airbag groups.This electromagnetic gas valve 1 has a housing 10, a gas-entered passageway 20 that can be communicated with air pump 2 air outlet is provided with in described housing 10, one is positioned at the check valve 30 on gas-entered passageway 20, one putting chamber 21 being positioned at gas-entered passageway 20 downstream, one group is arranged on the self-holding electromagnetic valve bar 40 that can accept the excitatory effect of a coil 41 and displacement in putting chamber 21, and the air chamber 22 that is communicated in putting chamber 21 downstream, this air chamber 22 has the gas tube 23 of a connection inflator 3, and the leakage port 24 that is communicated to outside atmosphere, wherein, described self-holding electromagnetic valve bar 40 wherein one end is resisted against leakage port 24, this leakage port 24 is made to keep normally closed, this self-holding electromagnetic valve bar 40 the other end then keeps spacing with gas-entered passageway 20.During enforcement, described air pump 2, coil 41 are controlled by a control module 4.
Aforementioned coil 41 is arranged on the periphery of putting chamber 21; These self-holding electromagnetic valve bar 40 two ends are respectively equipped with leak-stopping valve plug 42, the gap 43 having between self-holding electromagnetic valve bar 40 periphery and supply air circulation is enclosed in putting chamber 21, and be provided with a spring 44 bottom putting chamber 21 and be resisted against this self-holding electromagnetic valve bar 40, make the leak-stopping valve plug 42 at self-holding electromagnetic valve bar 40 top can keep closing leakage port 24.
Moreover, a valve seat 45 arranged for coil 41 is provided with between gas-entered passageway 20 and putting chamber 21, be provided with an entrance 451 bottom this valve seat 45 to be communicated with gas-entered passageway 20, top is provided with one and protrudes from outlet 452 bottom putting chamber 21, and aforementioned self-holding electromagnetic valve bar 40 keeps spacing with outlet 452.In addition, can really flow according to the direction of setup control in order to ensure air-flow, the appropriate location between housing 10 inside and other composition elements, should arrange leakproof element and leak to prevent air-flow.Such as in diagram, bottom valve seat 45 and between periphery and housing 10, be provided with some leak-stopping cushion rubbers 453, housing 10 inner space can be allowed to form air-tight state by means of this leak-stopping cushion rubber 453, and then prevent the air-flow entered in housing 10 from leaking.
As shown in Figure 4, when control module 4 makes air pump 2 come into operation, when making gas-entered passageway 20 air inlet, because gas tube 23 keeps the state often opened, air draught can directly be inflated by the entrance 451 of check valve 30, valve seat 45 and outlet 452, putting chamber 21, air chamber 22 and gas tube 23 pairs of inflators 3; As shown in Figure 3, when the air pressure in inflator 3 has reached the saturation ratio of needs, make air pump 2 decommission air inlet, then namely reverse in inflator 3 air pressure can keep the air pressure in inflator 3 by check valve 30; Now the non-power consumption of electromagnetic gas valve 1 just can reach the object of inflation, the rear sealing of inflation.
As shown in Figure 5, if inflator 3 is too saturated and when needing disappointing, described control module 4 makes self-holding electromagnetic valve bar 40 by the excitatory effect of coil 41 to bottom offset and after Compress Spring 44, leak-stopping valve plug 42 bottom self-holding electromagnetic valve bar 40 can be resisted against the outlet 452 of valve seat 45, and then closed gas-entered passageway 20, open leakage port 24, then the air in inflator 3 can oppositely be discharged by leakage port 24 via after gas tube 23, air chamber 22 simultaneously; Now electromagnetic gas valve 1 need consume once excitatory electric power, just reaches the object stopping inflation and exhaust simultaneously.
In addition, the outside of described leakage port 24 is provided with a bloop 50 (bubble silk floss or PE agglomerate), allows electromagnetic gas valve 1 avoid air-flow to produce noise when carrying out exhaust.
More than illustrate just illustrative for the purpose of the present invention; and nonrestrictive, those of ordinary skill in the art understand, when not departing from the spirit and scope that claim limits; many amendments, change or equivalence can be made, but all will fall within protection scope of the present invention.
Claims (6)
1. an electromagnetic gas valve, be arranged on one to have in the inflating and exhausting system of air pump and inflate inflator, it is characterized in that: this electromagnetic gas valve has a housing, a gas-entered passageway be communicated with air pump air outlet is provided with in described housing, one is positioned at the check valve on gas-entered passageway, one putting chamber being positioned at gas-entered passageway downstream, one group is arranged in putting chamber the self-holding electromagnetic valve bar that can accept a coil excitation effect and displacement, and the air chamber that is communicated in putting chamber downstream, this air chamber is provided with the gas tube of a connection inflator, and one is communicated to outside atmosphere leakage port, wherein, described self-holding electromagnetic valve bar is wherein resisted against leakage port in one end, and make this leakage port keep normally closed, this self-holding electromagnetic valve bar the other end then keeps spacing with gas-entered passageway air inlet, when air pump operates and makes gas-entered passageway air inlet, air draught can directly be inflated inflator by check valve, putting chamber, air chamber and gas tube, and can be kept the air pressure in inflator by check valve when stopping air inlet, when described self-holding electromagnetic valve bar is subject to coil excitation effect displacement, can gas-entered passageway be closed, open leakage port simultaneously, make Air Reverse in inflator to via after gas tube, air chamber, discharged by leakage port.
2. electromagnetic gas valve according to claim 1, it is characterized in that, these self-holding electromagnetic valve bar two ends are respectively equipped with leak-stopping valve plug, the gap having between self-holding electromagnetic valve bar periphery and supply air circulation is enclosed in putting chamber, and bottom putting chamber, be provided with the spring that is resisted against this self-holding electromagnetic valve bar, make the leak-stopping valve plug in self-holding electromagnetic valve masthead portion can be resisted against leakage port and keep closing; Described coil is arranged on the periphery of putting chamber, makes self-holding electromagnetic valve bar to bottom offset and Compress Spring by the excitatory interaction energy of coil, makes the leak-stopping valve plug bottom self-holding electromagnetic valve bar can close gas-entered passageway and opens leakage port simultaneously.
3. electromagnetic gas valve according to claim 2, it is characterized in that, a valve seat arranged for coil is provided with between gas-entered passageway and putting chamber, this seat bottom portion is provided with an entrance be communicated with gas-entered passageway, top is provided with one and protrudes from outlet bottom putting chamber, and this self-holding electromagnetic valve bar is resisted against this outlet and can closes gas-entered passageway after bottom offset.
4. electromagnetic gas valve according to claim 1, is characterized in that, the outside of described leakage port is provided with a bloop.
5. electromagnetic gas valve according to claim 1, is characterized in that, described coil is controlled by a control module.
6. the electromagnetic gas valve according to any one of claim 1 to 5, is characterized in that, this inflator is an airbag group.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410357198.9A CN105443832A (en) | 2014-07-24 | 2014-07-24 | Electromagnetic air valve |
| JP2014005843U JP3195464U (en) | 2014-07-24 | 2014-11-04 | Electromagnetic air valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410357198.9A CN105443832A (en) | 2014-07-24 | 2014-07-24 | Electromagnetic air valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105443832A true CN105443832A (en) | 2016-03-30 |
Family
ID=52685166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410357198.9A Pending CN105443832A (en) | 2014-07-24 | 2014-07-24 | Electromagnetic air valve |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP3195464U (en) |
| CN (1) | CN105443832A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106472441A (en) * | 2016-10-20 | 2017-03-08 | 中国水产科学研究院渔业机械仪器研究所 | A kind of electromagnetism for vacuum fishpump is oriented to pneumatic operated valve |
| CN107035887A (en) * | 2015-11-19 | 2017-08-11 | 现代岱摩斯株式会社 | Pneumatic operated valve for vehicle |
| CN108119685A (en) * | 2017-12-22 | 2018-06-05 | 宁波拓普集团股份有限公司 | A kind of automotive seat massage system solenoid valve block |
| WO2018218495A1 (en) * | 2017-05-31 | 2018-12-06 | 惠州市唐群座椅科技股份有限公司 | Solenoid valve |
| CN110030175A (en) * | 2019-04-01 | 2019-07-19 | 新发展（长春）汽车自控系统有限公司 | The pneumatic waist support integrated pump valve machine of automotive seat |
| CN111572423A (en) * | 2020-04-30 | 2020-08-25 | 东莞市安海思精密电子有限公司 | Massage electromagnetic valve pump valve module for automobile seat and automobile seat |
| WO2020258916A1 (en) * | 2019-06-26 | 2020-12-30 | 深圳市倍轻松科技股份有限公司 | Silencing electromagnetic valve and wearable device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP6667295B2 (en) * | 2016-01-05 | 2020-03-18 | 公益財団法人鉄道総合技術研究所 | Rail gap filling device and railroad crossing |
| CN106369208A (en) * | 2016-08-31 | 2017-02-01 | 浙江新三荣制冷有限公司 | Mute electronic expansion valve |
| CN108413104B (en) * | 2018-02-14 | 2024-06-11 | 尹祖军 | Gas path control method of straight-through electromagnetic valve and electromagnetic valve |
| JP7433993B2 (en) | 2020-03-11 | 2024-02-20 | ニデックコンポーネンツ株式会社 | three-way valve |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201196274Y (en) * | 2008-05-30 | 2009-02-18 | 李江勇 | Electromagnetic valve |
| CN201293138Y (en) * | 2008-10-28 | 2009-08-19 | 李江勇 | Bistable magnetic valve |
| CN201795102U (en) * | 2010-08-05 | 2011-04-13 | 厦门坤锦电子科技有限公司 | Electromagnetic air valve for controlling opening and closing of multiple channels |
| CN203604712U (en) * | 2013-11-28 | 2014-05-21 | 厦门坤锦电子科技有限公司 | Small electromagnetic three-way valve |
| CN203670928U (en) * | 2014-02-17 | 2014-06-25 | 惠州市唐群电子有限公司 | Non-return electromagnetic gas valve |
-
2014
- 2014-07-24 CN CN201410357198.9A patent/CN105443832A/en active Pending
- 2014-11-04 JP JP2014005843U patent/JP3195464U/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201196274Y (en) * | 2008-05-30 | 2009-02-18 | 李江勇 | Electromagnetic valve |
| CN201293138Y (en) * | 2008-10-28 | 2009-08-19 | 李江勇 | Bistable magnetic valve |
| CN201795102U (en) * | 2010-08-05 | 2011-04-13 | 厦门坤锦电子科技有限公司 | Electromagnetic air valve for controlling opening and closing of multiple channels |
| CN203604712U (en) * | 2013-11-28 | 2014-05-21 | 厦门坤锦电子科技有限公司 | Small electromagnetic three-way valve |
| CN203670928U (en) * | 2014-02-17 | 2014-06-25 | 惠州市唐群电子有限公司 | Non-return electromagnetic gas valve |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107035887A (en) * | 2015-11-19 | 2017-08-11 | 现代岱摩斯株式会社 | Pneumatic operated valve for vehicle |
| CN107035887B (en) * | 2015-11-19 | 2019-05-21 | 现代岱摩斯株式会社 | Pneumatic operated valve for vehicle |
| CN106472441A (en) * | 2016-10-20 | 2017-03-08 | 中国水产科学研究院渔业机械仪器研究所 | A kind of electromagnetism for vacuum fishpump is oriented to pneumatic operated valve |
| CN106472441B (en) * | 2016-10-20 | 2020-03-24 | 中国水产科学研究院渔业机械仪器研究所 | Electromagnetic guide pneumatic valve for vacuum fish pump |
| WO2018218495A1 (en) * | 2017-05-31 | 2018-12-06 | 惠州市唐群座椅科技股份有限公司 | Solenoid valve |
| CN108119685A (en) * | 2017-12-22 | 2018-06-05 | 宁波拓普集团股份有限公司 | A kind of automotive seat massage system solenoid valve block |
| CN110030175A (en) * | 2019-04-01 | 2019-07-19 | 新发展（长春）汽车自控系统有限公司 | The pneumatic waist support integrated pump valve machine of automotive seat |
| CN110030175B (en) * | 2019-04-01 | 2024-04-12 | 新发展（长春）汽车自控系统有限公司 | Pump valve integrated machine for pneumatic waist support of automobile seat |
| US12078161B2 (en) | 2019-04-01 | 2024-09-03 | New Development (Changchun) Auto Control System Co., Ltd. | Pump-valve integrated machine for pneumatic lumbar support of automobile seat |
| WO2020258916A1 (en) * | 2019-06-26 | 2020-12-30 | 深圳市倍轻松科技股份有限公司 | Silencing electromagnetic valve and wearable device |
| CN111572423A (en) * | 2020-04-30 | 2020-08-25 | 东莞市安海思精密电子有限公司 | Massage electromagnetic valve pump valve module for automobile seat and automobile seat |
Also Published As
| Publication number | Publication date |
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| JP3195464U (en) | 2015-01-22 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 516200 Huiyang City, Huizhou Province, Pingtan Town, Yi Fa Industrial Park Applicant after: Huizhou Tangqun Chair Technology Co.,Ltd. Address before: 516200 Huiyang City, Huizhou Province, Pingtan Town, Yi Fa Industrial Park Applicant before: Huizhou Tangqun Electronic Co., Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160330 |