CN104153439B - A kind of water spray central siphon of closet - Google Patents
A kind of water spray central siphon of closet Download PDFInfo
- Publication number
- CN104153439B CN104153439B CN201410410660.7A CN201410410660A CN104153439B CN 104153439 B CN104153439 B CN 104153439B CN 201410410660 A CN201410410660 A CN 201410410660A CN 104153439 B CN104153439 B CN 104153439B
- Authority
- CN
- China
- Prior art keywords
- central siphon
- closet
- piston
- water spray
- cylinder barrel
- 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.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 113
- 239000007921 spray Substances 0.000 title claims abstract description 52
- 239000011229 interlayer Substances 0.000 claims abstract description 34
- 238000005507 spraying Methods 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 2
- 230000003068 static effect Effects 0.000 description 4
- 239000010410 layer Substances 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000009429 distress Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D1/00—Water flushing devices with cisterns ; Setting up a range of flushing devices or water-closets; Combinations of several flushing devices
- E03D1/30—Valves for high or low level cisterns; Their arrangement ; Flushing mechanisms in the cistern, optionally with provisions for a pre-or a post- flushing and for cutting off the flushing mechanism in case of leakage
- E03D1/34—Flushing valves for outlets; Arrangement of outlet valves
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sanitary Device For Flush Toilet (AREA)
Abstract
The invention discloses a kind of water spray central siphon of closet, is related to closet field.Closet includes closet piston, impeller, closet cylinder barrel, water spray central siphon, and wherein closet cylinder barrel includes closet cylinder barrel interlayer；Water spray central siphon from top to bottom includes the first central siphon respectively（43）, the second central siphon（38）, the 3rd central siphon (40), the 4th central siphon（45）：First central siphon（43）With the second central siphon（38）Fixed cover load is connected together；Second central siphon（38）The thinner part in lower end is provided with pressure bearing（39）, a part be threaded in and out the 3rd central siphon（40）, through the 3rd central siphon（40）Part install mechanical seal（41）, the second central siphon（38）Just there is annular groove at the position through mechanical seal（44）, the second central siphon（38）Lower end passes through mechanical seal and after installing snap ring, the second central siphon（38）With the 3rd central siphon（40）Link together；Partly fix under 4th central siphon (45), be sealingly mounted at stable sleeve pipe（15）It is interior.
Description
Technical field
The present invention relates to water-saving closet applied technical field.
Background technology
The present invention relates to water-saving closet applied technical field, in Chinese number of patent application before especially relating generally to me
For：Publication No. CN 102864830A was announced on January 9th, 2013, domestic patent application, and Patent No. PCT/
The PCT Patent Application of CN2013/001035.
The content of the invention
Closet of the present invention mainly there is provided a kind of new closet piston rotation mode, and spray water cylinder barrel interlayer not with impeller
Connection, closet spray water central siphon to the impeller injection High-Pressure Water installed in closet internal piston spatially, rotate closet piston,
The water pump part for rotating closet below the pipeline of closet bottom is eliminated, and changes water inlet structure part, reduced
The part of tank for excrement pan.
Closet mainly includes closet piston（3）The seal-off pressure cylinder barrel interlayer of housing, closet internal piston（9）, cylinder barrel folder
Layer top periphery has a circle to protrude（4）, the protrusion is a ball bearing below（5）, under ball bearing, have the first snap ring（25）,
Ball bearing above-below direction is made to be fixed on cylinder barrel interlayer, ball bearing（5）Overcoat is installed on closet internal piston, ball bearing
There is the second snap ring under overcoat（24）Ball bearing is made to be fixed on closet internal piston up and down, by ball bearing（5）, closet piston
Can rotate against with cylinder barrel interlayer.
The positive middle and upper part point of closet piston can have a cylindrical space, it is also possible to by the part closet piston on space top
Get through, become a cylindrical hole, the cylindrical space or through hole be one or several depression on space or through hole or
It is irrespective that projection is ignored.
Closet piston shell also includes the first water pipeline（18）, the first hole for water spraying（30）And flowing water gap（31）, it is described
First water pipeline（18）Inlet opening and closet piston are sprayed water when moving down into minimum rear central siphon（2）On the second hole for water spraying（16）On
Quite, closet piston apopore is located on closet piston surrounding cylindrical shape surface lower height, closet internal piston space lower surface
It is middle low cone structure, there is the first hole for water spraying closet internal piston space peripheral bottom（30）, closet piston go to the bottom with
Cylinder barrel interlayer（9）There is the gap of very little between outer wall.
The impeller of one group of drive closet piston rotation inside closet piston shell, top are fixedly connected with closet piston,
Impeller and its with closet piston connection point be located at closet internal piston space, around the impeller in closet internal piston space and
Underlying space is also larger, so the tail water of impact impeller comparatively fast can fall, reduces the resistance to impeller rotation.Impeller central and cylinder
The second water pipeline on collet chuck layer（20）Center place horizontal plane overlaps or parallel, the second water pipeline water jet and impeller away from
Close to, the second water pipeline sprays track of stream and can completely extend across impeller.Impeller is cambered surface by the surface of water slug, and
The two angle differences that the track of water jets impact impeller is produced with the cambered surface are less, and impact force direction and leaf of the water to impeller
It is less that the point time being hit on wheel a little transports to angular separation, and the second water pipeline water jet also will with impeller rotational trajectory distance
It is relatively near, so the potential energy of the High-Pressure Water of impact impeller can be with the more kinetic energy for changing into impeller rotation.
Closet cylinder barrel interlayer, has inlet opening（23）, apopore（26）, also including two second water pipelines（20）Or multigroup
Two water pipelines（20）, cylinder barrel interlayer inner tube and the second water pipeline（20）Inlet opening end duct wall is fixedly connected, cylinder barrel interlayer
Inner wall surface is smooth with the surface that the second water pipeline is connected, and the smooth surface can smoothly through closet water spray central siphon
On first piston（7）, the second water pipeline（20）Depth into cylinder barrel interlayer inner tube can be less than cylinder barrel interlayer inner tube
Thickness, and the second water pipeline hole passes through cylinder barrel interlayer inner tube, and interior pipe internal surface is smooth, the second water pipeline（20）It is close
Envelope through cylinder barrel interlayer outer tube, part of second water pipeline between interlayer be sealing.Second water pipeline（20）It is in
On horizontal plane, the distribution of all second water pipelines is all uniform, after the second water pipeline is passed from interlayer outer tube, is
The pipeline of bending, reaches preferable angle with impeller camber abgle degree to reach water jet water spray track, realizes streaming potential to leaf
The larger conversion ratio of wheel rotation function.
Cylinder barrel interlayer inwall has the second piston of connection fixed thereto（8）, closet water spray central siphon（2）Through cylinder barrel interlayer top
End and closet piston（3）, central siphon outer wall of spraying water has the first piston of connection fixed thereto（7）, two-piston on water spray central siphon（7、8）
Between have closet inlet opening（23）, cylinder barrel interlayer inwall has apopore（26）, cylinder barrel interlayer outer wall also has the 3rd hole for water spraying（22）,
There is pressure valve central siphon upper end, also has the 4th hole for water spraying on central siphon more than pressure valve（28）.Second piston（8）There is spring lower section
（10）, lower spring end withstands spring pedestal（11）, base is fixedly connected on sprays water on central siphon, and chassis outer side has at least convex together
Rise, corresponding with the depression together of cylinder barrel interlayer inwall, water spray central siphon lowermost part is fixed, is sealingly mounted at stable sleeve pipe（15）
Interior, water spray central siphon lower end, casing part inwall, pan pipeline are gone to the bottom and constitute a container（29）, under closet, have water inlet pipe
Road（17）, cylinder barrel interlayer inwall lower end has a circle to seal（14）With stablize sleeve pipe（15）The one circle sealing in outside（13）Cooperation is completed
The lower end sealing of closet.
Part on closet water spray central siphon of the present invention, can rotate, closet water spray central siphon end portion, be fixedly connected on stable
Sleeve pipe（15）It is interior, central siphon of spraying water（2）Including four sections of central siphons, it is from top to bottom the first central siphon respectively（43）, the second central siphon（38）,
Three central siphons (40), the 4th central siphon（45）.
First central siphon（43）With the second central siphon（38）Fixed cover load is connected together；
Second central siphon（38）The thinner part in lower end is provided with pressure bearing（39）, a part be threaded in and out the 3rd central siphon
（40）, through the 3rd central siphon（40）Part install mechanical seal（41）, the second central siphon（38）Just through the portion of mechanical seal
There is annular groove position（44）, the second central siphon（38）Lower end passes through mechanical seal and after installing snap ring, the second central siphon（38）With the 3rd
Central siphon（40）Link together；
Connected first piston outside whole water spray central siphon（7）It is made up of the projection of two circle central siphon peripheries, two circles are raised
Whole first piston is fixed together into up and down（7）, while two circle the 3rd central siphons that are located respectively of projection（40）With the 4th axle
Pipe（45）Also link together.
Partly fix under 4th central siphon (45), be sealingly mounted at stable sleeve pipe（15）It is interior, the 4th central siphon（45）Lower end is just
Device inlet channel（17）Mouthful.
Closet water spray central siphon of the present invention, upper end passes through closet piston（3）Part, have one or several depression or raised,
With one or several the raised or sunken corresponding matching for the closet piston inner wall for passing through, so as to ensure spray water central siphon upper part with
Closet piston rotates simultaneously.
The first central siphon of closet（43）Section part, internal also to include a pressure valve, pressure valve is by little closed cylinder barrel（33）, cylinder barrel
Piston（35）And pull bar（32）, the first spring（34）Composition, little closed cylinder barrel（33）Go to the bottom（42）It is larger, and with the around going to the bottom
One central siphon（43）Inner wall sealing is fixed, and there are inlet opening, little closed cylinder barrel in the center of going to the bottom（33）Upper bottom equally with the first central siphon（43）
Inner wall sealing is fixed, and the second inlet opening is with outside upper bottom（37）, pull bar and piston cylinder（35）Connection, little closed cylinder barrel draw-in bar
On be cased with the first spring（34）, little closed cylinder barrel lower end inner wall also has the first inlet opening（36）, going to the bottom（42）Inlet opening does not have
During High-Pressure Water, the first spring withstands piston cylinder（35）Seal up and go to the bottom（42）Inlet opening, pull bar top pass through little closed cylinder
Bottom on cylinder.Piston cylinder（35）It is thicker, seal little closed cylinder barrel go to the bottom inlet opening while can seal up the first inlet opening
（36）.
Figure of description：
Fig. 1 is closet piston（3）Sketch when top has the structure closet of through hole static
Fig. 2 is closet piston（3）Sketch when there is the structure closet of through hole to spray water at top
Fig. 3 is closet piston（3）Sketch when top does not have the structure closet of through hole to spray water
Fig. 4 is closet piston（3）Sketch when top does not have the structure closet of through hole static（Fig. 1, Fig. 2, Fig. 3, Fig. 4 are identical
Part is referred to jointly）
Fig. 5 is closet piston（3）The internal diagrammatic sectional view through impeller
Fig. 6 is closet water spray central siphon Each part sketch
Specific embodiment：
When closet is static, central siphon of spraying water（2）On spring pedestal（11）With cylinder barrel interlayer（9）The second piston of inwall
（8）Between spring（10）Second piston is withstood upwards（8）, so closestool port（1）Sealing piston tightly seals up closet.
When closet starts bath, water under high pressure Jing inlet channels（17）Into water spray central siphon（2）, then by inlet opening（23）
Into piston（7、8）Between space, while water also pass through apopore（26）Reach cylinder barrel interlayer（9）, and gradually begin with water from
3rd hole for water spraying（22）Spray to pan pipeline inwall.As water intake velocity is much larger than water-jet velocity, two-piston（7、8）Between pressure it is fast
Speed is raised, and hydraulic pressure makes second piston（8）And the cylinder barrel interlayer being connected is moved down rapidly, while closet water spray central siphon（2）Top is gradually
From closet piston（3）Through hole stretches out, when the second water pipeline of interlayer outer wall（20）Reach first piston（7）During lower section, high pressure
Water initially enters two the second water pipelines（20）, spray to impeller（6）, impeller starts rotation, and impeller rotation simultaneously drives first
Central siphon（43）, the second central siphon（38）Rotate together.
The water of impact impeller is fallen under impeller behind the bottom in convenient machine internal piston space, is rotating, is led to by closet piston
Cross the first hole for water spraying（30）Get rid of to pan pipeline.
When cylinder barrel interlayer is moved down into ultimate range, spring is stopped compression, and has larger restoring force, two-piston
（7、8）Between hydraulic pressure moment reach maximum, huge hydraulic pressure makes water spray central siphon（2）Interior pressure valve is opened, and water under high pressure enters water spray axle
Pipe top is by the 4th hole for water spraying（28）Spray, meanwhile, closet piston（3）When being moved down into ultimate range, closet piston shell
Interior first water pipeline（18）Water inlet and water spray the second hole for water spraying of central siphon（16）Just correspond to, High-Pressure Water is from closet piston shell
The first water pipeline of body（18）Apopore sprays to pan pipeline, all from water spray the 4th hole for water spraying of central siphon（28）Spray
Water, and from the first water pipeline（18）The water of ejection, is rotating and sprays to pan pipeline.
After closet completes water spray, two-piston（7、8）Between distress resolves, the water between two-piston starts with increasingly slower speed
Degree sprays to pan pipeline by cylinder barrel interlayer outer wall, meanwhile, closet piston（3）Rotary speed is slack-off, closet internal piston space
Water start from closet piston and cylinder barrel interlayer（9）Between flowing water gap（31）Under rotating flow, and along cylinder barrel interlayer outer wall stream
To closet bottom.After water between two-piston is fewer and feweri, spring（10）Restoring force make second piston（8）And the cylinder barrel being connected
Position when interlayer is returned to static upwards, two circle sealings（13、14）Also it is sealed, after piston stops the rotation, closet piston
Internal tail water continues from flowing water gap（31）Flow down.
When closet piston（3）When top does not have through hole, inside piston shell, there was only cylindrical space（32）When, closet piston
And after cylinder barrel interlayer declines, water spray central siphon upper part is reached in space.The knot of closet piston is not stretched out in water spray central siphon upper end
Structure, although lacked the upper part central siphon for stretching out closet piston, being rotating water spray, but also have that toilet bowl structure is simple, closet is lived
Plug（3）The more smooth advantage in surface.
Claims (3)
1. it is a kind of rotation closet rotatable water spray central siphon（2）, rotating closet includes closet piston, drives the rotation of closet piston
The impeller that turns, closet cylinder barrel, water spray central siphon, wherein closet cylinder barrel include closet cylinder barrel interlayer, and cylinder barrel interlayer is arranged on closet work
Plug is internal, and water spray central siphon is passed through at the top of closet cylinder barrel interlayer and closet piston, has hole for water spraying on water spray central siphon；
The water spray central siphon includes the stable sleeve pipe being fixedly connected with water spray central siphon（15）, the first piston that connects outside water spray central siphon
（7）, it is further characterized in that water spray central siphon is four sections of central siphons, is from top to bottom the first central siphon respectively（43）, the second central siphon（38）,
Three central siphons (40), the 4th central siphon（45）,
First central siphon（43）With the second central siphon（38）Fixed cover load is connected together；
Second central siphon（38）The thinner part in lower end is provided with pressure bearing（39）, a part be threaded in and out the 3rd central siphon
（40）, through the 3rd central siphon（40）Part install mechanical seal（41）, the second central siphon（38）Just through the portion of mechanical seal
There is annular groove position（44）, the second central siphon（38）Lower end passes through mechanical seal and after installing snap ring, the second central siphon（38）With the 3rd
Central siphon（40）Link together；
Connected first piston outside whole water spray central siphon（7）It is made up of the projection of two circle central siphon peripheries, two circles are raised up and down
It is fixed together into whole first piston（7）, while two circle the 3rd central siphons that are located respectively of projection（40）With the 4th central siphon
（45）Also link together,
Partly fix under 4th central siphon (45), be sealingly mounted at stable sleeve pipe（15）It is interior.
2. as claimed in claim 1 water spray central siphon, water spray central siphon upper end passes through closet piston（3）Part, have one or several
Depression is raised, one or several the raised or sunken corresponding matching with the piston inner wall for passing through.
3. closet water spray central siphon described in claim 1, is further characterized in that inside the first central siphon
Power valve is by little closed cylinder barrel（33）, piston cylinder（35）And pull bar（32）, the first spring（34）Composition, and surrounding and first of going to the bottom
Central siphon（43）Inner wall sealing is fixed, and there are inlet opening, little closed cylinder barrel in the center of going to the bottom（33）Upper bottom equally with the first central siphon（43）It is interior
Wall sealing is fixed, and the second inlet opening is with outside upper bottom（37）, pull bar and piston cylinder（35）Connection, is cased with the first spring on pull bar
（34）, there be the first inlet opening on pull bar top through bottom on little closed cylinder barrel, little closed cylinder barrel lower end inner wall（36）, going to the bottom
（42）When inlet opening does not have High-Pressure Water, the first spring withstands piston cylinder（35）Seal up and go to the bottom（42）Inlet opening, cylinder barrel are lived
Plug sealing go to the bottom inlet opening while seal up the first inlet opening（36）.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710110780.9A CN106930377B (en) | 2014-08-20 | 2014-08-20 | Rotary toilet piston |
| CN201410410660.7A CN104153439B (en) | 2014-08-20 | 2014-08-20 | A kind of water spray central siphon of closet |
| PCT/CN2015/000570 WO2016023329A1 (en) | 2014-08-09 | 2015-08-07 | Rotary toilet plunger and valve, drive, and brake devices |
| EP15831623.2A EP3225755A1 (en) | 2014-08-09 | 2015-08-07 | Rotary toilet plunger and valve, drive, and brake devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410410660.7A CN104153439B (en) | 2014-08-20 | 2014-08-20 | A kind of water spray central siphon of closet |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710110780.9A Division CN106930377B (en) | 2014-08-20 | 2014-08-20 | Rotary toilet piston |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104153439A CN104153439A (en) | 2014-11-19 |
| CN104153439B true CN104153439B (en) | 2017-04-05 |
Family
ID=51879053
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710110780.9A Expired - Fee Related CN106930377B (en) | 2014-08-20 | 2014-08-20 | Rotary toilet piston |
| CN201410410660.7A Expired - Fee Related CN104153439B (en) | 2014-08-09 | 2014-08-20 | A kind of water spray central siphon of closet |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710110780.9A Expired - Fee Related CN106930377B (en) | 2014-08-20 | 2014-08-20 | Rotary toilet piston |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN106930377B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3225755A1 (en) * | 2014-08-09 | 2017-10-04 | Yongqiang Wang | Rotary toilet plunger and valve, drive, and brake devices |
| CN104389339A (en) * | 2014-11-11 | 2015-03-04 | 王永强 | Rotation water closet piston and control device thereof |
| CN105888012B (en) * | 2014-12-03 | 2018-08-14 | 唐山科理达环保科技有限公司 | It is a kind of to drive and stop closet piston rotation device and design method |
| CN111305335A (en) * | 2020-02-26 | 2020-06-19 | 浙江科助达机械科技有限公司 | Toilet and design method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102817409A (en) * | 2012-07-20 | 2012-12-12 | 王永强 | Water-saving, non-blocking, clean and sanitary automatic toilet |
| CN102864830A (en) * | 2012-09-04 | 2013-01-09 | 王永强 | Water-saving, uneasily blocked and automatic high pressure flush closet |
| CN103556691A (en) * | 2012-07-10 | 2014-02-05 | 王永强 | Novel water-saving water closet pan and designing method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060000015A1 (en) * | 2001-06-21 | 2006-01-05 | Scott Duncan | Pneumatically actuated drain stopper system and apparatus |
| CN100434600C (en) * | 2006-08-31 | 2008-11-19 | 汤炳生 | Pressure water-saving toilet |
| KR100941293B1 (en) * | 2009-10-29 | 2010-02-11 | 권태윤 | Toilet bowl |
| CN102477765A (en) * | 2010-11-29 | 2012-05-30 | 上海德通能源环保科技有限公司 | Smooth bore type synchronous flushing water-saving water closet |
-
2014
- 2014-08-20 CN CN201710110780.9A patent/CN106930377B/en not_active Expired - Fee Related
- 2014-08-20 CN CN201410410660.7A patent/CN104153439B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103556691A (en) * | 2012-07-10 | 2014-02-05 | 王永强 | Novel water-saving water closet pan and designing method |
| CN102817409A (en) * | 2012-07-20 | 2012-12-12 | 王永强 | Water-saving, non-blocking, clean and sanitary automatic toilet |
| CN102864830A (en) * | 2012-09-04 | 2013-01-09 | 王永强 | Water-saving, uneasily blocked and automatic high pressure flush closet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106930377A (en) | 2017-07-07 |
| CN106930377B (en) | 2020-01-14 |
| CN104153439A (en) | 2014-11-19 |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170209 Address after: 315040, No. 1558 Jiangnan Road, Ningbo high tech Zone, Zhejiang, China 1788-9 Applicant after: Wang, Yongqiang Address before: 063705 Hebei province Tangshan City Luanxian Lei Zhuang Zhen Lei Zhuang Cun 12 ranked No. 23 Applicant before: Wang Yongqiang |
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Effective date of registration: 20181224 Address after: 063700, 10 floor, science and technology building, 6 Ping Qing North Road, Luanxian new town, Tangshan City, Hebei. Patentee after: TANGSHAN KELIDA ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: 315040 1788-9, 17th floor, 1558 Jiangnan Road, Ningbo High-tech Zone, Zhejiang Province Patentee before: Wang, Yongqiang |
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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: 20170405 |