EP2769157B1 - Appareil frigorifique - Google Patents

Appareil frigorifique Download PDF

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Publication number
EP2769157B1
EP2769157B1 EP12780442.5A EP12780442A EP2769157B1 EP 2769157 B1 EP2769157 B1 EP 2769157B1 EP 12780442 A EP12780442 A EP 12780442A EP 2769157 B1 EP2769157 B1 EP 2769157B1
Authority
EP
European Patent Office
Prior art keywords
door
opening
control unit
actuator
control
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.)
Not-in-force
Application number
EP12780442.5A
Other languages
German (de)
English (en)
Other versions
EP2769157A1 (fr
Inventor
Stephan Kempfle
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.)
BSH Hausgeraete GmbH
Original Assignee
BSH Hausgeraete GmbH
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 BSH Hausgeraete GmbH filed Critical BSH Hausgeraete GmbH
Priority to PL12780442T priority Critical patent/PL2769157T3/pl
Publication of EP2769157A1 publication Critical patent/EP2769157A1/fr
Application granted granted Critical
Publication of EP2769157B1 publication Critical patent/EP2769157B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/02—Doors; Covers
    • F25D23/028—Details
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/30—Application of doors, windows, wings or fittings thereof for domestic appliances
    • E05Y2900/31—Application of doors, windows, wings or fittings thereof for domestic appliances for refrigerators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/02—Sensors detecting door opening

Definitions

  • the invention relates to a refrigeration device, in particular a domestic refrigeration appliance, which has an inner container with a coolable interior and a door opening provided for opening and closing the interior.
  • Such refrigeration devices include a refrigerant circuit, optionally at least one fan, interior lighting, etc., as well as a control device for driving the refrigerant circuit, the fan, the interior lighting, etc.
  • the control device of such refrigeration equipment can be set up, the refrigerant circuit, the fan and / or the To control the interior lighting depending on the opening status of the door leaf.
  • the control device may be configured to switch the interior lighting on when the door leaf is open and off when the door leaf is closed.
  • the control device may be configured to turn off the fan with the door open and left off while the door leaf is open.
  • conventional refrigerators include magnetic or mechanical door switches connected to the control device which detect opening and closing of the door leaf.
  • a refrigerator according to the preamble of claim 1 is known from EP1911921A2 known.
  • the object of the invention is to provide an improved refrigeration device.
  • a refrigeration device comprising an inner container with a coolable interior, a refrigerant circuit provided for cooling the inner space, a door panel provided for opening and closing the inner space, a control device which is set up, at least one component of the refrigeration appliance in dependence the door opening state, and an electric door opening aid operating independently of the control device arranged to at least assist opening of the door leaf and therefore comprising information about the current opening state of the door leaf, and connected and arranged with the control device to transmit to the control device the information about the current opening state of the door leaf.
  • the refrigerator according to the invention is in particular designed as a household refrigerating appliance, such as e.g. a household refrigerator, a household freezer or as a fridge-freezer.
  • the refrigeration device comprises the inner container, which is designed in particular as a heat-insulating inner container, as is generally known to the skilled person.
  • the inner container comprises the coolable interior, which can be closed by means of the door leaf.
  • the door leaf for example, hinged relative to the inner container, in particular pivotable on the inner container and can preferably be pivoted relative to a vertically extending pivot axis for opening and closing the interior.
  • the interior is cooled by means of the refrigerant circuit.
  • the coolable interior is e.g. a cold room, which is intended to be cooled to temperatures around 10 ° C.
  • the interior can also be a freezer, the target temperatures below the freezing point, preferably by -18 ° C, are.
  • the refrigeration device comprises the control device, which is set up to control at least one component of the refrigeration appliance as a function of the opening state of the door leaf.
  • the control device comprises e.g. an electronics and is arranged according to a variant of the refrigerator according to the invention, the refrigerant circuit, in particular a compressor of the refrigerant circuit to control such that the actual temperature of the interior is at least approximately equal to a desired temperature of the interior.
  • the control device can be set up to carry out a temperature control of the interior, known in principle to the person skilled in the art, by means of a suitable control of the refrigerant circuit.
  • the component which controls the control device according to the invention as a function of the opening state, may be, for example, an interior lighting for at least partially illuminating the interior.
  • the control device preferably switches on the interior lighting as soon as the door leaf is open, and off again as soon as the door leaf is closed again.
  • the component can also be at least one fan for conveying through the refrigerant circuit cooled air in the interior.
  • a fan includes eg no-frost refrigerators.
  • the control device may be configured to automatically switch off the fan as soon as the door leaf is opened. With closed door leaf
  • the control device can control the fan in accordance with the established temperature control.
  • the component may also be a defrosting device for defrosting an evaporator of the refrigerant circuit.
  • the refrigerator according to the invention further comprises the electrical or electronic door opening aid, which operates independently of the control device.
  • the electronic door opening aid is therefore independent.
  • Electric door opening aids are provided to support an opening of the door panel at least partially in an automated manner and are in the art in principle, for example, from DE 10 2006 061 083 A1 known. Since a circumferential seal, in particular a magnetic seal is usually attached to the door leaf, which rests in the closed state of the door leaf, for example on the inner container or a body of the refrigerator, with the door closed in the interior form a negative pressure, which is a manual opening of the door panel difficult.
  • electrical door opening aids are usually set up such that they automatically open the door leaf at least so far that air outside the refrigeration device can enter the interior space.
  • electric door opening aids comprise, for example, an actuator which has, for example, a plunger which, when the door leaf is opened, automatically pushes it away from the inner container.
  • the door opening aid is intended to at least automatically assist the opening of the door leaf
  • the door opening aid is arranged according to the invention to have information about the current opening state of the door leaf, ie the door opening aid comprises information as to whether the door leaf is currently open or closed.
  • the door opening aid is connected to the control device and transmits this information about the current opening state of the door leaf.
  • the control device has the information about the current opening state of the door leaf, thereby enabling it to control the at least one component as a function of the opening state of the door leaf.
  • the refrigeration device according to the invention does not need a door opening switch, as is the case with conventional refrigerators.
  • the door opening aid may communicate the information about the current opening state of the door leaf with each change of the opening state to the control device, ie each time the door leaf is opened and is closed.
  • the control device can also be set up to query the information about the opening state of the door leaf from the door opening aid.
  • the door opening aid of the refrigeration appliance according to the invention may preferably have an electronic control unit and an actuator connected to the control unit, which is set up, controlled by the control unit, to at least partially open the door leaf.
  • the actuator is e.g. designed as an electromechanical actuator, which extends to open the door leaf automatically controlled by the control unit and thereby pushes the door leaf away from the inner container. When closing the door leaf this pushes the actuator back to its original position.
  • the door opening aid has a sensor connected to the control unit, which is set up to detect a movement of the door leaf.
  • the control unit is then preferably set up to control the actuator on the basis of signals generated by the sensor so that it at least at least partially supports the opening of the door leaf.
  • Suitable sensors are those skilled in the art, for example from the DE 10 2006 061 083 A1 known and are, for example, pressure or Hall sensors.
  • this has an input means connected to the control unit, on the basis of which actuation of which the control unit actuates the actuator, so that it at least partially supports the opening of the door leaf.
  • the input means is e.g. a button.
  • the door opening aid can preferably have an independent power supply which is set up to generate an electrical supply voltage for the control unit and / or a supply voltage for the actuator from a mains voltage for the refrigeration appliance. Especially in connection with the sensor, which is set up is to detect a movement of the door leaf, thus the door opening help can be performed completely independently and completely independent of the control device.
  • the door opening aid may have an output via which the door opening aid, in particular its control unit, is connected to the control device.
  • the output is e.g. executed as a potential-free output that can be queried by the control device.
  • the refrigeration device accordingly comprises an independently operating door opening aid, which preferably requires no input signal and has only one connection for the mains voltage.
  • This facilitates opening of the door panel and the door opening aid can e.g. be designed as a so-called pull-to-open or push-to-open door opening help.
  • the door opening aid is usually always informed about the opening status of the door leaf in order to rule out false alarms.
  • the door opening aid is already designed such that it has the information about the current opening state of the door leaf. This is preferably achieved in that the detection of the current opening state of the door leaf is already integrated in the sensor system of an opening request recognition.
  • the door opening aid comprises e.g. the sensor for detecting a movement of the door leaf. Since, according to the invention, the door opening aid is connected to the control device of the refrigeration device, it is possible to dispense with a separate door switch, which is present in conventional refrigeration devices.
  • the Fig. 1 shows a household refrigerator 1 as an example of a refrigerator.
  • the household refrigerator 1 is designed as a no-frost refrigerator and has an inner container 2 with a coolable interior, which in the case of the present Embodiment in a freezer compartment 3 and a above the freezer compartment 3 arranged cooling space 4 is divided.
  • the freezer compartment 3 is used, for example, for freezing frozen food at, for example, about minus 18 degrees Celsius.
  • the refrigerator 4 and the freezer compartment 3 are separated by a heat insulating partition 9.
  • the intermediate wall 9 is part of the inner container 2 in the case of the present embodiment.
  • the household refrigerator 1 comprises at least one in the Fig. 2
  • a common refrigerant circuit may be provided which includes, for example, an evaporator provided for cooling the refrigerator compartment 4 and an evaporator provided for cooling the freezer compartment 3.
  • the household refrigerator 1 may also have separate refrigerant circuits for the freezer compartment 3 and the refrigerator 4.
  • the door leaves 5, 6 open the freezer compartment 3 and the refrigerator 4 are accessible.
  • On the directed towards the refrigerator 4 side of the door provided for closing the refrigerator 4 door leaf 6 a plurality of door racks 12 are arranged for storing refrigerated goods in the case of the present embodiment.
  • the door leaves 5, 6 are pivotable relative to the inner container 2 by means of hinges, e.g. arranged on the inner container 2, as is known in the art in principle. When the door leaves 5, 6 open the refrigerator 4 and the freezer compartment 3 are accessible.
  • one of the person skilled in principle known magnetic seal 7, 8 are peripherally attached to the inwardly facing surfaces of the door leaves 5, 6, which abut with closed door leaves 5, 6 on the inner container 2 substantially airtight.
  • freezer compartment 3 for example, several drawers 10 for storing frozen food and in the refrigerator 4 a plurality of shelves 11 are arranged for storing refrigerated goods.
  • the household refrigerator 1 also has a in the Fig. 2 illustrated control device 22 which is adapted to control the or the refrigerant circuit, if necessary, the refrigerant circuit 21 in the operation of the household refrigerator 1 such that the freezer compartment 3 and the cooling chamber 4 have at least approximately predetermined or adjustable desired temperatures, as is known to those skilled in principle.
  • the control device 22 is configured, for example, to realize a suitable temperature control of the freezer compartment 3 and the refrigerator compartment 4.
  • the household refrigerating appliance 1 includes, for example, connected to the control device 22, not shown temperature sensors, which are adapted to determine the actual temperatures of the freezer compartment 3 and the refrigerator 4. On the basis of the actual temperatures determined by means of the temperature sensors or the signals associated with the actual temperatures, it is possible for the control device 22 to suitably control the refrigerant circuit 21 in a manner known to the person skilled in the art.
  • the household refrigerating appliance 1 comprises at least one fan 23 connected to the control device 22 and / or at least one interior lighting 24 connected to the control device 22.
  • the fan 23 is provided in particular to convey cooled air from the refrigerant circuit 22 into the cooling space 4
  • the interior lighting 24 is provided in particular, when the door leaf 6 is open, which is associated with the cooling space 4, to illuminate the cooling space 4 at least partially.
  • the control device 22 is configured to automatically switch off the fan 23 with the door leaf 6 open, which is assigned to the cooling space 4, and to switch on the interior lighting 24.
  • the control device 22 automatically switches off the interior lighting 24 and operates the ventilator 23 in accordance with the predefined desired temperature and in accordance with the determined actual temperature of the refrigerated space 4.
  • the control device 22 is thus set up, at least one component of the household refrigerating appliance 1 in FIG Dependence of the opening state of the refrigerator 4 associated door leaf 6 to operate.
  • the control device 22 may also be set up to operate at least one component of the household refrigerating appliance 1 as a function of the opening state of the door leaf 7 assigned to the freezer compartment 5.
  • Such a component may be, for example, an interior lighting, not shown, of the freezer compartment 3, a fan associated with the freezer compartment 3, or a defrosting apparatus associated with the refrigerant circuit 21.
  • the household refrigerator 1 has an electric door opening aid 25. This is arranged to at least partially support an opening of the refrigerator 4 associated door leaf 6.
  • the door opening aid 25 is foamed in the present embodiment in the intermediate wall 9 and operates independently of the control device 22 and works completely independently.
  • the door opening aid 25 has an actuator or an actuator 26, a control unit 27 connected to the actuator 26, and a power supply unit 28.
  • the actuator 26, the control unit 27 and the power supply 28 are arranged, for example, within a common housing 29.
  • the power supply 28 is provided to generate an electrical supply voltage for the control unit 27 and optionally a supply voltage for the actuator 26 from a mains voltage for the household refrigerating appliance 1.
  • the control unit 27 comprises e.g. an electronics with a microcontroller or microprocessor and is adapted to drive the actuator 26.
  • the door opening aid 25 is set up to at least partially support an opening of the door panel 6 assigned to the cooling space 4.
  • the actuator 26, controlled by the control unit 27, if necessary extends from a retracted position to an extended position and thus the Door leaf 6 opens at least as far that the magnetic seal 8 of the door panel 6 is no longer applied to the inner container 2.
  • the door opening aid 25 is arranged on the inner container 2 in such a way that the actuator 26 presses against the door leaf 6 approximately centrally during the opening.
  • the door opening aid 25 includes a sensor 30 for detecting a movement of the door panel 6.
  • This sensor 30 is coupled to the control unit 27 of the door opening aid 25 and is adapted to detect a movement of the closed door panel 6, whereupon the control unit 27 the Actuator 26 controls so that it opens the door panel 6 at least partially.
  • Suitable sensors 30 are those skilled in the art, for example from the DE 10 2006 061 083 A1 known and are, for example, pressure or Hall sensors.
  • an input means connected to the control unit 27 of the door opening aid 25 may be provided, on the basis of which the control unit 27 of the door opening aid 25 automatically extends the actuator 26 in order to at least partially open the door leaf 6.
  • the input means may e.g. one with the control unit 27 of the door opening aid 25 button 14, which is arranged for example on the outwardly directed side of the door panel 6.
  • the door opening aid 25 is coupled or connected to the control device 22 of the household refrigerating appliance 1.
  • the door opening aid 25 comprises e.g. an output 31 connected to the control unit 27, via which the door opening aid 25 is connected to the control device 22.
  • the door opening aid 25 is arranged to transmit to the control device 22 information about the opened door leaf 6 as soon as the actuator 26 is extended.
  • the door opening aid 25 is arranged to transmit to the control device 22 information about the closed door leaf 6 as soon as the actuator 26 is pressed into its retracted position.
  • the controller 22 may also be configured to query this information from the output.
  • control device 22 receives information about the current opening state of the door leaf 6, thereby allowing the control device 22 to operate at least one component of the household refrigerator 1 depending on the opening state of the door 4 associated with the refrigerator 4, as described above.
  • the household refrigerating appliance 1 may have an electric door opening aid 32, which is set up to at least partially support an opening of the door panel 7 assigned to the freezer compartment 3.
  • the door opening aid 32 may, for example, be foamed in a bottom 13 of the inner container 2 and operates independently of the control device 22.
  • the freezer compartment 3 associated door opening aid 32 may be executed in particular corresponding to the refrigerator 4 associated door opening aid 25 and thus the control device 22 information about the convey current opening state of the freezer compartment 3 associated door leaf 5.
  • the control device 22 it is possible for the control device 22 to operate at least one component of the household refrigerating appliance 1 as a function of the opening state of the door leaf 5 assigned to the freezer compartment 3, as has been described above.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Claims (7)

  1. Appareil frigorifique, en particulier appareil frigorifique ménager, présentant un réceptacle intérieur (2) avec un espace intérieur (3, 4) réfrigérable, un circuit d'agent frigorifique (21) prévu afin de réfrigérer l'espace intérieur (3, 4), un ouvrant (5, 6) prévu afin d'ouvrir et de fermer l'espace intérieur (3, 4) et un dispositif de commande (22) aménagé afin de commander au moins un composant (23, 24) de l'appareil frigorifique (1), caractérisé par une aide à l'ouverture de porte (25) électrique qui travaille indépendamment du dispositif de commande (22), aménagée afin d'au moins soutenir une ouverture de l'ouvrant (5, 6), englobe une information quant à l'état d'ouverture actuel de l'ouvrant (5, 6) est reliée au dispositif de commande (22) et aménagée afin de transmettre au dispositif de commande (22) l'information quant à l'état d'ouverture actuel de l'ouvrant (5, 6), et de commander l'au moins un composant de l'appareil frigorifique en fonction de l'état d'ouverture de l'ouvrant (5, 6).
  2. Appareil frigorifique selon la revendication 1, caractérisé en ce que l'aide à l'ouverture de porte (25) présente une unité de commande électronique (27) et un actionneur (26) relié à l'unité de commande (27), lequel est aménagé afin d'ouvrir au moins partiellement en soutien l'ouvrant (5, 6) en étant commandé par l'unité de commande (27).
  3. Appareil frigorifique selon la revendication 2, caractérisé en ce que l'aide à l'ouverture de porte (25) présente un capteur (30) relié à l'unité de commande (27), lequel est aménagé afin de saisir un mouvement de l'ouvrant (5, 6), et l'unité de commande (22) est aménagée afin de commander l'actionneur (26) en fonction des signaux générés par le capteur (30), afin que ce dernier soutienne au moins l'ouverture partielle de l'ouvrant (5, 6), et/ou en ce que l'appareil frigorifique (1) présente un moyen de saisie (14) relié à l'unité de commande (27) et dont l'actionnement fait que l'unité de commande (22) commande l'actionneur (26), afin que ce dernier soutienne au moins l'ouverture partielle de l'ouvrant (5, 6).
  4. Appareil frigorifique selon la revendication 2 ou 3, caractérisé en ce que l'aide à l'ouverture de porte (5) présente un bloc d'alimentation (28) propre aménagé afin de générer au départ d'une tension de réseau pour l'appareil frigorifique (1) une tension d'alimentation électrique pour l'unité de commande (27) et/ou une tension d'alimentation pour l'actionneur (26).
  5. Appareil frigorifique selon l'une des revendications 1 à 4, caractérisé en ce que l'aide à l'ouverture de porte (25) présente une sortie (31) via laquelle l'aide à l'ouverture de porte (25), en particulier son unité de commande (27) est reliée à l'unité de commande (22).
  6. Appareil frigorifique selon l'une des revendications 1 à 5, caractérisé en ce que le composant, qui commande le dispositif de commande (22) en fonction de l'état d'ouverture de l'ouvrant (5, 6) constitue un éclairage de l'espace intérieur (24) afin d'éclairer au moins partiellement l'espace intérieur (3, 4), un ventilateur (23) pour faire circuler de l'air réfrigéré à travers le circuit d'agent frigorifique (21) vers l'espace intérieur (3, 4), et/ou un dispositif de dégivrage afin de dégivrer un évaporateur du circuit d'agent frigorifique (21).
  7. Appareil frigorifique selon l'une des revendications 1 à 6, caractérisé en ce que le dispositif de commande (22) est aménagé afin de commander le circuit d'agent frigorifique (21), en particulier un évaporateur du circuit d'agent frigorifique (21) de telle manière que la température effective de l'espace intérieur soit au moins approximativement identique à la température de consigne de l'espace intérieur (3, 4).
EP12780442.5A 2011-10-19 2012-10-12 Appareil frigorifique Not-in-force EP2769157B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL12780442T PL2769157T3 (pl) 2011-10-19 2012-10-12 Urządzenie chłodzące

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011084825A DE102011084825A1 (de) 2011-10-19 2011-10-19 Kältegerät
PCT/EP2012/070285 WO2013057051A1 (fr) 2011-10-19 2012-10-12 Appareil frigorifique

Publications (2)

Publication Number Publication Date
EP2769157A1 EP2769157A1 (fr) 2014-08-27
EP2769157B1 true EP2769157B1 (fr) 2015-12-30

Family

ID=47115832

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12780442.5A Not-in-force EP2769157B1 (fr) 2011-10-19 2012-10-12 Appareil frigorifique

Country Status (6)

Country Link
US (1) US20140230483A1 (fr)
EP (1) EP2769157B1 (fr)
CN (1) CN103890512B (fr)
DE (1) DE102011084825A1 (fr)
PL (1) PL2769157T3 (fr)
WO (1) WO2013057051A1 (fr)

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US10537187B2 (en) 2015-10-02 2020-01-21 Walmart Apollo, Llc Augmented refrigerated display unit
US10684063B2 (en) 2015-12-28 2020-06-16 Whirlpool Corporation Easy open drawer/door with rotating handle
KR102280073B1 (ko) * 2017-03-07 2021-07-20 엘지전자 주식회사 냉장 모듈 및 욕실관리기

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KR101639435B1 (ko) * 2009-10-13 2016-07-13 엘지전자 주식회사 냉장고

Also Published As

Publication number Publication date
PL2769157T3 (pl) 2016-06-30
DE102011084825A1 (de) 2013-04-25
CN103890512A (zh) 2014-06-25
WO2013057051A1 (fr) 2013-04-25
EP2769157A1 (fr) 2014-08-27
CN103890512B (zh) 2016-02-24
US20140230483A1 (en) 2014-08-21

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