CN101380482B - Fresh air purifier - Google Patents
Fresh air purifier Download PDFInfo
- Publication number
- CN101380482B CN101380482B CN2008101216192A CN200810121619A CN101380482B CN 101380482 B CN101380482 B CN 101380482B CN 2008101216192 A CN2008101216192 A CN 2008101216192A CN 200810121619 A CN200810121619 A CN 200810121619A CN 101380482 B CN101380482 B CN 101380482B
- Authority
- CN
- China
- Prior art keywords
- air
- outtake
- electrostatic precipitation
- new wind
- air intake
- 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
- 238000005367 electrostatic precipitation Methods 0.000 claims abstract description 24
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 12
- 241000700605 Viruses Species 0.000 claims description 19
- 238000001914 filtration Methods 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 abstract description 8
- 230000001954 sterilising effect Effects 0.000 abstract 3
- 238000004887 air purification Methods 0.000 abstract 1
- 238000004140 cleaning Methods 0.000 description 6
- 239000000428 dust Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003915 air pollution Methods 0.000 description 2
- 230000003670 easy-to-clean Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 206010002660 Anoxia Diseases 0.000 description 1
- 241000976983 Anoxia Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 230000007953 anoxia Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003905 indoor air pollution Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000011045 prefiltration Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
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- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The invention relates to a fresh air purifier which comprises a main shell, a fresh air passage, an air returning passage, an air intake and outtake fan, an air intake and outtake pipe, an air purifying device and an electric control part. The air intake and outtake pipe comprises an air intake pipe and an air outtake pipe which are sleeved with each other; the air intake and outtake fan comprises a motor, an air intake wheel and an air outtake wheel; a motor shaft is connected with the air intake wheel and the air outtake wheel respectively; the air intake wheel is arranged at the position that the fresh air passage is close to the air intake pipe, and the air outtake wheel is arranged at the position that the air returning passage is close to the air outtake pipe; the air purifying device is arranged in the fresh air passage behind the air intake and outtake fan and comprises an electrostatic precipitation device and an ultraviolet sterilization device; the electrostatic precipitation device comprises an anode plate, a cathode plate and an ionization device which is arranged at the air intake side of the electrostatic precipitation device; the ultraviolet sterilization device is arranged at the air outtake side of the electrostatic precipitation device. The fresh air purifier has simple structure and low cost, is conveniently installed and maintained, effectively ensures indoor ventilation and air exchange, air purification and sterilization and cleanness of the indoor air.
Description
Technical field:
The present invention relates to a kind of fresh air purifier, it is mainly used in that indoor and outdoor air exchanges and outdoorly sends into that indoor air purifies in advance and the outdoor air of indoor discharge is done energy reclaim.
Background technology:
Solve room air pollution method commonly used at present and be to use air cleaner and room ventilation; Like air purifier, air cleaner, fresh air ventilator, the new blower fan of heat exchange etc.; Air purifier, function circulating filtration room air with fresh air; Make it reach cleaning to a certain degree, fresh air ventilator, the new blower fan of heat exchange reach cleaning to a certain degree through the exchange of indoor-outdoor air.Though air purifier, air cleaner have air-cleaning function, just room air circulation lacks the easy anoxia of new wind, and the air cleaning core is saturated easily, and more the renew cartridge cost is high.. though fresh air ventilator has the fresh-air ventilation function, because there is not energy recycle device, in ventilation, has taken away net quantity of heat, and energy consumption is bigger, is unfavorable for energy-conservation.Though the heat exchanger on the market has energy recycle device and fresh-air ventilation function now; But lack air cleaner; Outdoor new wind is left intact sends into indoorly, cause house dust and the outdoor pollutant of bringing into more (place in that air pollution is serious is more obvious).
Summary of the invention:
Technical problem to be solved by this invention is to overcome existing above-mentioned deficiency in the prior art; And provide a kind of simple in structure, with low cost, install simple and easy, easy to clean, powerful; Can effectively guarantee the room ventilation ventilation; Purify in the air in the inlet chamber tiny dust simultaneously and kill virus in the air, guarantee room ventilation and air cleaning and the energy saving and environment friendly fresh air purifier of energy recovery function is arranged.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: this fresh air purifier; Comprise main case and the new wind passage and the return air channel that are arranged in the main case; It is characterized in that being provided with into the air draft blower fan, advance air draft airduct, air cleaner, electric control system, advance blast pipe and exhaust duct that the air draft airduct comprises suit, advance the air draft blower fan and comprise motor, air intake wind wheel, air draft wind wheel; The two ends of motor shaft are connected with air intake wind wheel, air draft wind wheel respectively; The air intake wind wheel is arranged on the position of new wind passage near blast pipe, and the air draft wind wheel is arranged on the position of return air channel near exhaust duct, and air cleaner is installed in the new wind passage behind the air draft blower fan into; Air cleaner comprises electrostatic precipitation device and ultraviolet virus killing device; Motor, electrostatic precipitation device, ultraviolet virus killing device link to each other with electric control system, and the electrostatic precipitation device comprises positive plate, negative plate, ionization device, and positive plate, negative plate, ionization device are connected with electric control system respectively; Ionization device is installed in the inlet side of electrostatic precipitation device, and the ultraviolet virus killing device is installed in the air side of electrostatic precipitation device.
The present invention also is provided with energy recycle device, and energy recycle device is installed in the infall of new wind passage and return air channel.
Electric control system of the present invention is provided with motor drive module, electrostatic high-pressure dedusting module, ultraviolet-sterilization module, master control borad, remote controller, display; Master control borad is connected with motor drive module, electrostatic high-pressure dedusting module, ultraviolet-sterilization module, display; Master control borad and remote controller wireless connections; Motor drive module is connected with motor, and electrostatic high-pressure dedusting module is connected with the electrostatic precipitation device, and the ultraviolet-sterilization module is connected with the ultraviolet virus killing device.
The present invention also is provided with dodge gate, and dodge gate and main case rotate and link.
The two ends of air cleaner according to the invention are provided with fixing head, and fixing head is provided with draw-in groove, are provided with the air cleaner support of corresponding connection with fixing head in the main case, and fixing head draw-in groove and air cleaner support flexibly connect.
The inlet side of air cleaner according to the invention can be provided with the air intake drainage screen.
The air side of air cleaner according to the invention can be provided with the air filtration layer.
The new wind air inlet of the new wind passage of the present invention can be provided with the roller of the new wind wind direction of scalable, and roller is provided with eccentric shaft, and eccentric shaft and fan blade guide plate link.
Main case of the present invention is provided with top panel, and new wind air inlet is installed on the top panel through snap close.
The present invention has obtained technique effect simple in structure, with low cost, that installation is simple and easy, efficiency is high through the coaxial design of advancing the air draft blower fan and the double braid covering installing meter that advances the air draft airduct; Through the setting of air cleaner, reached easy to clean, powerful, purified air, kill in the air technique effect of virus, and the main part of air cleaner is installed on the air cleaner support removablely, made things convenient for installation and maintenance; Through the setting of energy recycle device, obtain the technique effect of energy-conserving and environment-protective; Through the designs such as roller of electric control system, dodge gate, the new wind wind direction of adjusting,, made things convenient for the operation of user realizing the multi-functional while.
Description of drawings:
Fig. 1 is the structural representation of the embodiment of the invention.
Fig. 2 is the A-A cutaway view of Fig. 1.
Fig. 3 advances the structural representation of air draft airduct for the embodiment of the invention.
Fig. 4 is the structural representation of embodiment of the invention air cleaner.
Fig. 5 is the structural representation of embodiment of the invention electric control system.
Fig. 6 is the control block diagram of the embodiment of the invention.
Among the figure:
1, main case 2, top panel 3, bottom panel 4, dodge gate
5, new wind air inlet 102, remote controller 7, advance air draft airduct 8, advance the air draft blower fan
9, air cleaner 10, electric control system 11, energy recycle device 12, air cleaner
Fan blade guide plate 701, exhaust duct 702, blast pipe 801, motor 802,
Air intake wind wheel 803, air intake spiral case 804, air draft wind wheel 805, air draft spiral case 901,
Draw-in groove 906, positive plate 907, negative plate 908, ionization device 909,
Air intake drainage screen 910, airstrainer
The specific embodiment:
Referring to Fig. 1～Fig. 6; Embodiment of the invention fresh air purifier comprises main case 1, top panel 2, bottom panel 3, dodge gate 4, new wind air inlet 5, remote controller 102, advance air draft airduct 7 and be installed in and advance air draft blower fan 8, air cleaner 9, electric control system 10, energy recycle device 11, new wind passage 14 and return air channel 15 in the main case 1; One end of new wind passage 14 is fixed with new wind air inlet 5; One end of return air channel 15 is provided with return air inlet 301; Top panel 2, bottom panel 3 are connected with main case 1, and new wind air inlet 5 is installed on the top panel 2, and return air inlet 301 is located on the bottom panel 3; Advance that air draft blower fan 8 is installed in the main case 1 and with advance air draft airduct 7 and be connected; Energy recycle device 11 is installed in the infall of new wind passage 14 and return air channel 15, and (energy recycle device 11 both was connected with return air channel 15, also was connected with new wind passage 14, so that the energy of new wind or return air exchanges through energy recycle device 11; New wind passage 14 is isolated by energy recycle device 11 with return air channel 15 and is not communicated with mutually); Air cleaner 9 is installed in the new wind passage 14 behind the air draft blower fan 8 into, and remote controller 102 can place remote controller pallet 201 places on the top panel 2, also separable independent the use; Dodge gate 4 links with main case 1, and rotatable 90 degree make into after opening, and air draft blower fan 8, air cleaner 9 and energy recycle device 11 expose.
The fresh air purifier of the embodiment of the invention is installed in link to each other with exterior wall indoor; Advancing air draft blower fan 8 uses centrifugal; Drive with motor 801, motor 801 links to each other with electric control system 10, and there is motor shaft at motor 801 two ends of advancing air draft blower fan 8; The motor shaft two ends are respectively equipped with air intake wind wheel 802, air intake spiral case 803 and air draft wind wheel 804, air draft spiral case 805; The two ends of motor shaft are connected with air intake wind wheel 802, air draft wind wheel 804 respectively, and air intake wind wheel 802 is arranged on the position of new wind passage 14 near blast pipe 702, and air draft wind wheel 804 is arranged on the position of return air channel 15 near exhaust duct 701.Motor 801 drives air intake wind wheel 802 and 804 rotations of air draft wind wheel; The outer new wind of air intake wind wheel 802 suction chambers gets into air cleaner 9 purifications through exhaust duct 701 and the new wind passage between the blast pipe 702 14 that advances air draft airduct 7; After the air that passes energy recycle device 11 and indoor discharge again carries out energy exchange, send into indoor through new wind air inlet 5.Simultaneously indoor air pollution is under the drive of air draft wind wheel 804, and the air that gets into energy recycle device 11 and outdoor entering through return air inlet 301 and return air channel 15 carries out discharging outdoor through exhaust duct 701 after the energy exchange.
The new wind air inlet 5 of the embodiment of the invention is provided with the roller 501 of the new wind wind direction of scalable, and roller 501 is provided with eccentric shaft 502, and eccentric shaft 502 links with fan blade guide plate 503.Adjust the angle of fan blade guide plate 503 through regulating roller 501, thereby regulate new wind wind direction.
The new wind air inlet 5 of the embodiment of the invention is installed on the top panel 2 through snap close 504, can pull down cleaning easily.
The air cleaner 9 of the embodiment of the invention adopts the combination of electrostatic precipitation device 901 and ultraviolet virus killing device 902, and electrostatic precipitation device 901, ultraviolet virus killing device 902 all link to each other with electric control system 10.Said electrostatic precipitation device 901 comprises a group or more positive plate that is provided with at interval 906, negative plate 907 and ionization device 908; Ionization device 908 can adopt the ionizing wire of a group or some groups; Ionization device 908 is installed in the inlet side of electrostatic precipitation device 901, and positive plate 906, negative plate 907, ionization device 908 are connected with electric control system 10 respectively.Said ultraviolet virus killing device 902 comprises the ultraviolet tube 903 that is provided with at interval more than one or, and ultraviolet virus killing device 902 is installed in the air side of electrostatic precipitation device 901.The inlet side of air cleaner 9 is provided with air intake drainage screen 909, and the air side of said air cleaner 9 is provided with air filtration layer 910, and air filtration layer 910 can adopt active carbon or other airstrainers.Under the control of electric control system 10; 9 pairs of air through air cleaner 9 of air cleaner at first carry out prefiltration; Carry out ionization through 908 pairs of airborne dust of ionization device again, make it charged, electric control system 10 produces the DC voltage of 4-8KV simultaneously; And between positive plate 906 and negative plate 907, form suitable electric field, be adsorbed on the negative plate 907 behind the charged compelled lotus that becomes positively charged of dust in the air that passes through.Killed various viruses by dust separating air during through ultraviolet virus killing device 902,, adsorb various harmful gass by outdoor entering again through air filtration layer 910.
Embodiment of the invention electric control system 10 is provided with master control borad 101, remote controller 102, motor drive module 103, electrostatic high-pressure dedusting module 104, ultraviolet-sterilization module 105, display 106; Master control borad 101 is connected with motor drive module 103, electrostatic high-pressure dedusting module 104, ultraviolet-sterilization module 105, display 106; Master control borad 101 and remote controller 102 are connected through wireless mode; Master control borad 101 is provided with button; Motor drive module 103 is connected with motor 801, and electrostatic high-pressure dedusting module 104 is connected with electrostatic precipitation device 901, and ultraviolet-sterilization module 105 is connected with ultraviolet virus killing device 902.Electric control system 10 is controlled the main operation of the embodiment of the invention comprehensively according to pre-set programs and button operation; Major function comprises on and off switch, clock setting, regularly setting, manually high operation, manually middle operation, manually low operation and automatic operation; And show actual time, timing value, operational mode, environmental index in real time through display 106; Wherein manually high operation, manually in operation, manually three kinds of operational modes of low operation refer to respectively manually control operation according to the high, medium and low third gear power of present embodiment, remote controller 102 be arranged so that operation is very easy.The practical implementation of electric control system 10 can adopt conventional design of the prior art to realize with control.
The two ends of the air cleaner 9 of the embodiment of the invention are provided with fixing head 904; Fixing head 904 is provided with draw-in groove 905; Be provided with the air cleaner support 12 with fixing head 904 corresponding connections in the main case 1, fixing head draw-in groove 905 can slide on the guide rail of air cleaner support 12.The electrostatic precipitation device 901 of air cleaner 9, ultraviolet virus killing device 902, air intake drainage screen 909, air filtration layer 910 all flexibly connect through fixing head 904 and air cleaner support 12, have made things convenient for installation and maintenance.
The air draft airduct 7 that advances of the embodiment of the invention is the double braid covering assembling structure, and the exhaust duct 701 of internal layer is the outlet of return air channel 15, is the inlet of new wind passage 14 between the ectonexine (exhaust duct 701 and blast pipe 702), only need open a hole on the wall, and is easy for installation.
Air cleaner support 12 and energy recycle device guide rail 13 are installed in the main case 1 of the embodiment of the invention; Air cleaner 9 can slide on air cleaner support 12; Energy recycle device 11 is installed on the energy recycle device guide rail 13, can on energy recycle device guide rail 13, slide.Dodge gate 4 and 1 movable binding of main case make into after rotatable 90 degree are opened that air draft blower fan 8, air cleaner 9 and energy recycle device 11 expose, and clean very convenient.
Claims (9)
1. fresh air purifier; Comprise main case and the new wind passage and the return air channel that are arranged in the main case, it is characterized in that: be provided with into the air draft blower fan, advance air draft airduct, air cleaner, electric control system, advance blast pipe and exhaust duct that the air draft airduct comprises suit; Advance the air draft blower fan and comprise motor, air intake wind wheel, air draft wind wheel; The two ends of motor shaft are connected with air intake wind wheel, air draft wind wheel respectively, and the air intake wind wheel is arranged on the position of new wind passage near blast pipe, and the air draft wind wheel is arranged on the position of return air channel near exhaust duct; Air cleaner is installed in the new wind passage behind the air draft blower fan into; Air cleaner comprises electrostatic precipitation device and ultraviolet virus killing device, and motor, electrostatic precipitation device, ultraviolet virus killing device link to each other with electric control system, and the electrostatic precipitation device comprises positive plate, negative plate, ionization device; Positive plate, negative plate, ionization device are connected with electric control system respectively; Ionization device is installed in the inlet side of electrostatic precipitation device, and the ultraviolet virus killing device is installed in the air side of electrostatic precipitation device, also is provided with energy recycle device; The energy recycle device guide rail is installed in the main case, and energy recycle device is installed in the infall of new wind passage and return air channel through the energy recycle device guide rail.
2. fresh air purifier according to claim 1; It is characterized in that: electric control system is provided with motor drive module, electrostatic high-pressure dedusting module, ultraviolet-sterilization module, master control borad, remote controller, display; Master control borad is connected with motor drive module, electrostatic high-pressure dedusting module, ultraviolet-sterilization module, display; Master control borad and remote controller wireless connections; Motor drive module is connected with motor, and electrostatic high-pressure dedusting module is connected with the electrostatic precipitation device, and the ultraviolet-sterilization module is connected with the ultraviolet virus killing device.
3. fresh air purifier according to claim 1 is characterized in that: also be provided with dodge gate, dodge gate and main case rotating shaft link.
4. fresh air purifier according to claim 1; It is characterized in that: the two ends of said air cleaner are provided with fixing head; Fixing head is provided with draw-in groove, is provided with the air cleaner support of corresponding connection with fixing head in the main case, and fixing head draw-in groove and air cleaner support flexibly connect.
5. according to claim 1 or 4 described fresh air purifiers, it is characterized in that: the inlet side of said air cleaner is provided with the air intake drainage screen.
6. according to claim 1 or 4 described fresh air purifiers, it is characterized in that: the air side of said air cleaner is provided with the air filtration layer.
7. fresh air purifier according to claim 4 is characterized in that: the air side of said air cleaner is provided with the air filtration layer.
8. according to the described fresh air purifier of the arbitrary claim of claim 1～4, it is characterized in that: the new wind air inlet of new wind passage is provided with the roller of regulating new wind wind direction, and roller is provided with eccentric shaft, and eccentric shaft and fan blade guide plate link.
9. fresh air purifier according to claim 8, it is characterized in that: main case is provided with top panel, and new wind air inlet is installed on the top panel through snap close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101216192A CN101380482B (en) | 2008-10-14 | 2008-10-14 | Fresh air purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101216192A CN101380482B (en) | 2008-10-14 | 2008-10-14 | Fresh air purifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101380482A CN101380482A (en) | 2009-03-11 |
| CN101380482B true CN101380482B (en) | 2012-05-23 |
Family
ID=40460648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101216192A Expired - Fee Related CN101380482B (en) | 2008-10-14 | 2008-10-14 | Fresh air purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101380482B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9593861B1 (en) | 2014-02-13 | 2017-03-14 | Dust Free, Lp | Controlling and monitoring indoor air quality (IAQ) devices |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10767879B1 (en) | 2014-02-13 | 2020-09-08 | Gregg W Burnett | Controlling and monitoring indoor air quality (IAQ) devices |
| CN104848424A (en) * | 2014-02-19 | 2015-08-19 | 刘华荣 | Multifunctional new fan and application thereof |
| CN103982949B (en) * | 2014-05-30 | 2016-10-19 | 东南大学 | Anti-PM2.5 dual-purpose fresh air air purifier with ozone removal device |
| CN115682230B (en) * | 2022-11-11 | 2024-07-16 | 珠海格力电器股份有限公司 | Fresh air unit and air conditioning system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2165363Y (en) * | 1993-09-14 | 1994-05-18 | 浙江大学 | Multifunctional air cleaner |
| CN1570499A (en) * | 2003-07-22 | 2005-01-26 | 张端桥 | Energy conservation fresh air ventilation machine |
| CN101173810A (en) * | 2007-11-23 | 2008-05-07 | 汪祥 | Intelligent fresh air ventilation machine of elevator cage |
| CN201072194Y (en) * | 2007-08-16 | 2008-06-11 | 何森 | Multifunctional air processor |
| CN101235988A (en) * | 2008-01-07 | 2008-08-06 | 陈国宝 | All-fresh air energy recovery -type dust free air-conditioner |
| CN201283117Y (en) * | 2008-09-16 | 2009-08-05 | 浙江佳为环境科技有限公司 | Fresh air purifier |
-
2008
- 2008-10-14 CN CN2008101216192A patent/CN101380482B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2165363Y (en) * | 1993-09-14 | 1994-05-18 | 浙江大学 | Multifunctional air cleaner |
| CN1570499A (en) * | 2003-07-22 | 2005-01-26 | 张端桥 | Energy conservation fresh air ventilation machine |
| CN201072194Y (en) * | 2007-08-16 | 2008-06-11 | 何森 | Multifunctional air processor |
| CN101173810A (en) * | 2007-11-23 | 2008-05-07 | 汪祥 | Intelligent fresh air ventilation machine of elevator cage |
| CN101235988A (en) * | 2008-01-07 | 2008-08-06 | 陈国宝 | All-fresh air energy recovery -type dust free air-conditioner |
| CN201283117Y (en) * | 2008-09-16 | 2009-08-05 | 浙江佳为环境科技有限公司 | Fresh air purifier |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9593861B1 (en) | 2014-02-13 | 2017-03-14 | Dust Free, Lp | Controlling and monitoring indoor air quality (IAQ) devices |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101380482A (en) | 2009-03-11 |
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Granted publication date: 20120523 Termination date: 20131014 |