CN101737912A - Indoor unit for air conditioning apparatus - Google Patents

Indoor unit for air conditioning apparatus Download PDF

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Publication number
CN101737912A
CN101737912A CN200910007210A CN200910007210A CN101737912A CN 101737912 A CN101737912 A CN 101737912A CN 200910007210 A CN200910007210 A CN 200910007210A CN 200910007210 A CN200910007210 A CN 200910007210A CN 101737912 A CN101737912 A CN 101737912A
Authority
CN
China
Prior art keywords
indoor set
main body
motion sensor
sensor assembly
set according
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN200910007210A
Other languages
Chinese (zh)
Other versions
CN101737912B (en
Inventor
阳承勋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Publication of CN101737912A publication Critical patent/CN101737912A/en
Application granted granted Critical
Publication of CN101737912B publication Critical patent/CN101737912B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
    • F24F1/0057—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in or on a wall
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0071—Indoor units, e.g. fan coil units with means for purifying supplied air
    • F24F1/0073—Indoor units, e.g. fan coil units with means for purifying supplied air characterised by the mounting or arrangement of filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • F24F2013/207—Casings or covers with control knobs; Mounting controlling members or control units therein
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2120/00—Control inputs relating to users or occupants
    • F24F2120/10—Occupancy

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Thermal Sciences (AREA)
  • Air Conditioning Control Device (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)

Abstract

Provided is an indoor unit of an air conditioner, including a main body including a chassis providing a rear surface, and a front frame coupled to a front portion of the chassis, a heat exchanger received in the main body, a fan received in the main body and forcing air to flow, and a moving sensor assembly movably provided at a lower portion of the main body and including a sensor for sensing motion of an object.

Description

The indoor set of air-conditioning
Technical field
Embodiment relates to the indoor set of air-conditioning.
Background technology
Usually, air-conditioning is the cooling/heating appliance of the air in the inner space of cooling or heating building etc.
Air-conditioning comprises the off-premises station that holds compressor and is installed in the interior space to carry out the indoor set of the heat exchange between room air and the cold-producing medium.According to the type of air-conditioning, indoor set and off-premises station can be integrated.
Indoor heat converter, fan component and being used for filters the filter that sucks air and is installed in the indoor set.Indoor set is categorized as wall-hanging, vertical and hanging-on-window type according to its installation site.
Particularly, under the situation of wall indoor unit, exhausting window is set to the discharge direction of the bottom of indoor set with the control air.
Summary of the invention
Embodiment provides a kind of indoor set of air-conditioning, and the people in the described indoor set sensing interior space is with the discharge direction of control air.
In one embodiment, a kind of indoor set of air-conditioning, described indoor set comprises: main body, described main body comprise the underframe that the rear surface is provided and are coupled to the front baffle of the front portion of described underframe; Be contained in the heat exchanger in the described main body; The fan that is contained in the described main body and forces air to flow; With the motion sensor assembly, described motion sensor assembly is arranged on the bottom of described main body in movable mode and comprises the sensor of the motion that is used for sensed object.
Set forth the details of one or more embodiments in accompanying drawing below and the description.According to description and accompanying drawing, and according to claim, other features will be obvious.
Description of drawings
Fig. 1 is the viewgraph of cross-section that illustrates according to the indoor set of the air-conditioning of embodiment.
Fig. 2 is the stereogram that illustrates according to the operation of the indoor set of the air-conditioning of embodiment.
Fig. 3 and 4 is the stereograms that illustrate according to the motion sensor assembly of the indoor set that is set to air-conditioning of embodiment.
The specific embodiment
Now will be in detail with reference to embodiment of the present disclosure, its example is shown in the drawings.
In the following detailed description of preferred implementation,, and illustrate by illustrated mode in the accompanying drawings and can implement specific preferred implementation of the present invention with reference to the accompanying drawing of a part of constitute describing.These embodiments have been carried out enough detailed description so that those skilled in the art can implement the present invention, and be to be understood that, can use other embodiments, and can make and logically structural, mechanically, electricity do not break away from the spirit or scope of the present invention with variation chemistry.For avoiding for making ability unnecessary details in the technical staff can implement the present invention, this description can be omitted some information well known by persons skilled in the art.Therefore, the following detailed description is not as limited significance, and scope of the present invention only is defined by the following claims.
Fig. 1 is the viewgraph of cross-section that illustrates according to the indoor set 10 of the air-conditioning of an embodiment.
With reference to Fig. 1, the indoor set 10 of air-conditioning comprises underframe 11, main body, pedestal 12 and front panel 14.The front surface of underframe 11 is provided with air-flow guiding piece 111 so that produce air stream.Main body comprises the front baffle 13 of the front portion that is coupled to underframe 11.Air-inlet grille 131 is set to the upper surface of front baffle 13.Pedestal 12 rotatably is coupled to the rear surface of underframe 11 and is fixed to the assembly wall surface.Front panel 14 is coupled to the front surface of front baffle 13 in movable mode.
Indoor set 10 also comprises wainscot 15, heat exchanger 19, fan 20 and air discharge grille 16.Wainscot 15 is linked to the rear surface of front panel 14 and rotatably is set to front baffle 13.Heat exchanger 19 is arranged between front baffle 13 and the underframe 11.Fan 20 is set to downside and the suction and the discharge room air of heat exchanger 19.Air discharge grille 16 supports the lower end of heat exchanger 19 and comprises steam vent.
Indoor set 10 also comprises exhausting blade 21, exhausting window 22, base plate 23 and eyelid retractor member 24.Exhausting blade 21 optionally covers steam vent.Exhausting window 22 is set to steam vent and controls the discharge direction of air with exhausting blade 21.The pipe arrangement that base plate 23 covers through the lower end of indoor set 10.Eyelid retractor member 24 rotatably is coupled to underframe 11 and supports pipe arrangement.Exhausting blade 21 and exhausting window 22 can be driven by the motor (not shown).
Because exhausting blade 21 and exhausting window 22 are suitable for controlling the discharge direction of air, so exhausting blade 21 and exhausting window 22 all can be described as control piece.
Indoor set 10 also comprises prefilter 17 and dust-collecting filter 18.Front surface and air-inlet grille 131 inhaled airs that prefilter 17 filters by front baffle 13.Dust-collecting filter 18 is arranged between prefilter 17 and the heat exchanger 19.
Fig. 2 is the stereogram that illustrates according to the operation of the indoor set 10 of the air-conditioning of an embodiment.
With reference to Fig. 2, the air discharge grille 16 with steam vent is set to the bottom of indoor set 10.In other words, steam vent is arranged on the basal surface of indoor set 10, and steam vent is provided with exhausting blade 21 and exhausting window 22.Like this, the room air of suction passes heat exchanger 19, is discharged to the basal surface of indoor set 10 then.
And, in order to suck room air, by linkage members 26 rotations and lift front panel 14.Especially, by the rotation of linkage members 16, front panel 14 is lifted and makes the upper end of front panel 14 tilt.Like this, room air is inhaled in the main body by air-inlet grille 131 and by the space that is limited between front baffle 13 and the front panel 14.In this position, the wainscot 15 that is set to the rear surface of front panel 14 still is fixed to the front surface of front baffle 13.
The motion sensor assembly 27 that moves of sensing human body is set to the feather edge of indoor set 10.
Especially, motion sensor assembly 27 is inserted in the indoor set 10 when indoor set 10 inoperation, and motion sensor assembly 27 is outstanding downwards from the basal surface of indoor set 10 when indoor set 10 operations.Motion sensor assembly 27 can rotate predetermined angular around vertical axis.
According to like this, motion sensor assembly 27 is from the outstanding predetermined length of the basal surface of indoor set 10, and goes up rotatablely at left and right directions (horizontal direction), makes the scope of motion of sensing human body to increase.
The structure and the operation of motion sensor assembly 27 hereinafter, are described with reference to the accompanying drawings.
Fig. 3 and 4 illustrates the stereogram that is set to according to the motion sensor assembly 27 of the indoor set of the air-conditioning of embodiment.
With reference to Fig. 3 and 4, motion sensor assembly 27 comprises: the framework 271 that has hollow space in it; Be assembled to the housing that moves up and down 272 of hollow space; Be arranged in a plurality of motion sensors 277 in the housing 272; Be fixed to the motor carriage 274 of housing 272; Be shelved on the rotation motor 278 (can be described as second motor) on the motor carriage 274; Be connected to the rotary bracket 275 of rotation of the rotating shaft of rotation motor 278; Be set to the lifter motor 279 (can be described as first motor) of the outer surface of framework 271; Pinion 273 with the rotating shaft that is set to lifter motor 279.
Especially, tooth bar 272b engages and is arranged in along the vertical direction a side at the edge of housing 272 with pinion 273, and guide protrusion 272a is outstanding at opposite side.Guide rail 276 is set to framework 271 along the vertical direction.Guide rail 276 holds guide protrusion 272a and to guide protrusion 272a channeling conduct, makes housing 272 stably move up and down.
More specifically, the two ends of motor carriage 274 are bent downwardly and are coupled to the edge of housing 272.Rotation motor 278 is shelved on the upside of motor carriage 274.Like this, housing 272 and rotation motor 278 move up and down together.Rotary bracket 275 is contained in the housing 272, is coupled to the rotating shaft of rotation motor 278.Rotary bracket 275 is according to the driving of rotation motor 278 and along left direction or the rotation of direction to the right predetermined angular.Be fixed to lifter motor 279 rotary pinions 273 of framework 271.Then, the tooth bar 272b that engages with pinion 273 moves up and down.Because the edge of tooth bar 272b and housing 272 is integrated into single body, so the driving of lifter motor 279 moves up and down housing 272.Framework 271 is fixed to the basal surface of indoor set 10.
For example, motion sensor 277 can comprise infrared sensor, but is not limited thereto.
Hereinafter, will the operation of motion sensor assembly 27 be described.At first, when operation signal was imported into indoor set 10, front panel 14 was lifted opening preceding air inlet openings, and exhausting blade 21 rotations are to open steam vent.Then, electric power is applied to lifter motor 279, is connected to pinion 273 rotations of the rotating shaft of lifter motor 279.After this, the tooth bar 272b that engages with pinion 273 moves down, and housing 272 is outstanding from the basal surface of indoor set 10.After this, rotation motor 278 operates so that rotary bracket 275 rotations make motion sensor 277 rotate predetermined angular along left direction or direction to the right.
Can control the motion of exhausting window 22 and exhausting blade 21 according to the information that motion sensor 277 senses.
Rotary bracket 275 can be provided with motion sensor 277.Motion sensor 277 is arranged to increase sensing range along different directions each other.
Housing 272 is coupled to framework 271 removably, makes the assembly that comprises housing 272, motion sensor 277, motor carriage 274 and rotation motor 278 can be used as individual module and changes.In other words, when upwards drawing housing 272, guide protrusion 272a moves up along guide rail 276.When guide protrusion 272a left guide rail 276, housing 272 from framework 271 separately.
According to above-mentioned structure, because motion sensor 277 is from the outstanding downwards predetermined length of the basal surface of indoor set 10, and along left and direction to the right rotation, so its sensing range is greater than being fixed to indoor set 10 and not from the sensing range of the outstanding sensing member of the basal surface of indoor set 10.
And, can control the motion of exhausting window 22 and exhausting blade 21 according to the information that sensor senses.Therefore, for example, discharge air towards the people.
In embodiment, when the information that senses according to motion sensor 277 is controlled the motion of exhausting window 22 and exhausting blade 21, can also control the rotary speed of fan 20 or the temperature of discharge air.
In other words, for example,, can stop fan, when cooling down operation, may rise and discharge the temperature of air, perhaps when heating operation, descend and discharge the temperature of air when motion sensor does not sense man-hour.
Though described the present invention with reference to some illustrative embodiments of the present invention, should be appreciated that those skilled in the art can dream up many other remodeling and embodiment, these remodeling and embodiment will drop in the spirit and scope of principle of the present disclosure.More specifically, in the scope of disclosure, accompanying drawing and claims, the component part that the main body combination is arranged and/or the various variations and the remodeling of layout are possible.Except the variation and remodeling of component part and/or layout, other interchangeable purposes also will be obvious to those skilled in the art.

Claims (10)

1. the indoor set of an air-conditioning, described indoor set comprises:
Main body, described main body comprise the underframe that the rear surface is provided and are coupled to the front baffle of the front portion of described underframe;
Be contained in the heat exchanger in the described main body;
The fan that is contained in the described main body and forces air to flow; With
Motion sensor assembly, described motion sensor assembly are arranged on the bottom of described main body in movable mode and comprise the sensor of the motion that is used for sensing people or people.
2. indoor set according to claim 1 also comprises control piece, and described control piece is used to control the discharge direction through the air that carried out heat exchange of described heat exchanger,
Wherein, the motion of described control piece is controlled according to the information that described sensor senses.
3. indoor set according to claim 2, the temperature of the operation of wherein said fan or discharge air is controlled according to the information that described sensor senses.
4. indoor set according to claim 1, wherein, described sensor can move along the above-below direction of described main body, and
When described main body was operated, described motion sensor assembly was outstanding from the basal surface of described main body.
5. indoor set according to claim 4, wherein, when described motion sensor assembly was outstanding from the basal surface of described main body, described sensor can flatly rotate with respect to vertical axis.
6. indoor set according to claim 1, wherein said motion sensor assembly comprises:
Be fixed to the framework of described main body; With
Be coupled to the housing of described framework in movable mode, wherein said sensor is contained in the described housing.
7. indoor set according to claim 6, wherein said motion sensor assembly also comprises:
Rotary bracket is installed at described sensor under the state of described rotary bracket, and described rotary bracket is contained in the described housing;
Rotation motor, described rotation motor provides moment of torsion to described rotary bracket; With
Motor carriage, described motor carriage are fixed to described housing and support described rotation motor.
8. indoor set according to claim 7, wherein said housing, described sensor, described rotary bracket, described motor carriage and described rotation motor are arranged in the individual module.
9. indoor set according to claim 7, wherein said motion sensor assembly also comprises:
Tooth bar, described tooth bar extends along the vertical direction at the edge of described housing one side;
The pinion that engages with described tooth bar; With
Lifter motor, described lifter motor are set to a side of described framework and provide moment of torsion to described pinion.
10. indoor set according to claim 9, wherein said motion sensor assembly also comprises:
Guide protrusion, described guide protrusion is outstanding at the edge of described housing opposite side; With
Guide rail, described guide rail extends along the vertical direction and holds described guide protrusion in a side of described framework.
CN2009100072102A 2008-11-10 2009-02-13 Indoor unit for air conditioning apparatus Active CN101737912B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2008-0110786 2008-11-10
KR1020080110786A KR101507163B1 (en) 2008-11-10 2008-11-10 Indoor unit for air conditioning apparatus

Publications (2)

Publication Number Publication Date
CN101737912A true CN101737912A (en) 2010-06-16
CN101737912B CN101737912B (en) 2013-03-27

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Application Number Title Priority Date Filing Date
CN2009100072102A Active CN101737912B (en) 2008-11-10 2009-02-13 Indoor unit for air conditioning apparatus

Country Status (5)

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EP (1) EP2184553B1 (en)
KR (1) KR101507163B1 (en)
CN (1) CN101737912B (en)
AT (1) ATE522777T1 (en)
ES (1) ES2370105T3 (en)

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Publication number Priority date Publication date Assignee Title
CN108369138A (en) * 2015-08-06 2018-08-03 三菱电机株式会社 Sensor unit and have the sensor unit air conditioner indoor unit
CN108419443A (en) * 2015-08-13 2018-08-17 三菱电机株式会社 Sensor unit and have sensor unit air-conditioning device indoor unit
CN114165910A (en) * 2021-11-02 2022-03-11 崔扬帆 Human body induction sensor for panel of indoor unit of central air conditioner

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JP5537333B2 (en) * 2010-08-23 2014-07-02 株式会社東芝 Air conditioner indoor unit
JP5984742B2 (en) * 2013-05-29 2016-09-06 三菱電機株式会社 Air conditioner indoor unit
JP6242300B2 (en) * 2014-06-25 2017-12-06 三菱電機株式会社 Air conditioner indoor unit and air conditioner
RU2673606C1 (en) * 2015-07-30 2018-11-28 Мицубиси Электрик Корпорейшн Internal air conditioner unit
EP3594582B1 (en) * 2017-03-09 2021-07-07 Mitsubishi Electric Corporation Air conditioner indoor unit
JP6490274B2 (en) * 2018-03-28 2019-03-27 三菱電機株式会社 Air conditioner indoor unit
JP6921318B2 (en) * 2018-05-18 2021-08-18 三菱電機株式会社 Indoor unit of air conditioner
CN111503729B (en) * 2019-01-31 2022-01-28 Lg电子株式会社 Indoor unit of air conditioner and control method thereof
JP2019148414A (en) * 2019-05-08 2019-09-05 三菱電機株式会社 Indoor unit for air conditioning device

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Publication number Priority date Publication date Assignee Title
CN108369138A (en) * 2015-08-06 2018-08-03 三菱电机株式会社 Sensor unit and have the sensor unit air conditioner indoor unit
CN108419443A (en) * 2015-08-13 2018-08-17 三菱电机株式会社 Sensor unit and have sensor unit air-conditioning device indoor unit
CN108419443B (en) * 2015-08-13 2020-07-17 三菱电机株式会社 Sensor unit and indoor unit of air conditioner provided with sensor unit
CN114165910A (en) * 2021-11-02 2022-03-11 崔扬帆 Human body induction sensor for panel of indoor unit of central air conditioner

Also Published As

Publication number Publication date
ES2370105T3 (en) 2011-12-12
KR20100051954A (en) 2010-05-19
CN101737912B (en) 2013-03-27
EP2184553A1 (en) 2010-05-12
EP2184553B1 (en) 2011-08-31
KR101507163B1 (en) 2015-03-30
ATE522777T1 (en) 2011-09-15

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