WO2018016053A1 - Réfrigérateur pouvant communiquer avec un dispositif de communication - Google Patents

Réfrigérateur pouvant communiquer avec un dispositif de communication Download PDF

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Publication number
WO2018016053A1
WO2018016053A1 PCT/JP2016/071413 JP2016071413W WO2018016053A1 WO 2018016053 A1 WO2018016053 A1 WO 2018016053A1 JP 2016071413 W JP2016071413 W JP 2016071413W WO 2018016053 A1 WO2018016053 A1 WO 2018016053A1
Authority
WO
WIPO (PCT)
Prior art keywords
refrigerator
wireless communication
unit
door
communication unit
Prior art date
Application number
PCT/JP2016/071413
Other languages
English (en)
Japanese (ja)
Inventor
伊藤　敬
永田　滋之
毅 内田
誠 岡部
康成 大和
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP2018528166A priority Critical patent/JPWO2018016053A1/ja
Priority to PCT/JP2016/071413 priority patent/WO2018016053A1/fr
Priority to TW105128070A priority patent/TWI622748B/zh
Publication of WO2018016053A1 publication Critical patent/WO2018016053A1/fr

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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

Definitions

  • the present invention relates to a refrigerator having a function of wirelessly communicating information owned by itself to an external communication device or the like.
  • a refrigerator that wirelessly communicates information owned by itself to the outside.
  • This conventional refrigerator includes a housing having a storage room, a door that opens and closes the opening of the storage room, and a wireless communication unit that wirelessly communicates with the outside.
  • wireless communication part is installed above the upper surface of a housing
  • a refrigerator as described in Patent Document 2 is also known as another conventional technique.
  • This prior art refrigerator includes a refrigerator main body having a storage room, a door for opening and closing the storage room, a door opening and closing detection means for detecting opening and closing of the door, an output unit for outputting the number of times the door is opened or closed or the total time of door opening, A data transmission unit capable of short-range data communication with a mobile terminal such as a mobile phone. And the data transmission part is installed in the door.
  • Patent Document 2 since the data transmission unit is installed in the door, it is possible to make the data transmission unit inconspicuous while reducing the obstruction of communication by a structure such as a housing. .
  • a communication wave is transmitted from the data transmission unit to the inside of the refrigerator. This communication wave may reverberate in the cabinet and may not reach the receiving unit, thereby causing a problem that communication quality deteriorates.
  • the present invention has been made in order to solve the above-described problems, and it is possible to concentrate communication waves toward the outside of the housing while installing the wireless communication unit inside the housing, so that the design and communication are possible. It aims at providing the refrigerator excellent in property.
  • a refrigerator communicable with a communication device has a storage room for storing a cooling object and first and second wall surfaces surrounding the storage room, and the storage room is formed by the first and second wall parts.
  • a housing that is partitioned and at least a first wall surface portion is a door for opening and closing the storage chamber, and a wireless device that is disposed inside the wall surface portion of the housing and wirelessly transmits information in the storage chamber to the outside of the housing A communication unit; and a metal member disposed on a wall surface of the housing between the wireless communication unit and the storage room.
  • the communication wave transmitted from the wireless communication unit can be concentrated toward the outside of the housing while the wireless communication unit is installed inside the housing, and the design and communication properties of the refrigerator can be achieved. Can be improved.
  • Embodiment 1 of this invention It is a front view of the refrigerator by Embodiment 1 of this invention. It is a longitudinal cross-sectional view of the refrigerator by Embodiment 1 of this invention. It is a longitudinal cross-sectional view which shows the door of the refrigerator by Embodiment 1 of this invention. It is a front view of the refrigerator by Embodiment 2 of this invention. It is a longitudinal cross-sectional view which shows the door of the refrigerator by Embodiment 3 of this invention.
  • FIG. 1 is a front view showing a refrigerator capable of communicating with a communication device according to Embodiment 1 of the present invention
  • FIG. 2 is a longitudinal sectional view of the refrigerator
  • FIG. 3 is a longitudinal sectional view showing the door of the refrigerator.
  • the refrigerator 1 includes a housing 2, an opening / closing door 3, drawer doors 4, 5, 6, and 7, coolers 10 and 11 and a blower fan 12, and a refrigerator room 100 as a storage room.
  • a room 200, an ice making room 300, a freezer room 400, and a vegetable room 500 are provided.
  • the refrigerating room 100, the switching room 200, the ice making room 300, the freezing room 400, and the vegetable room 500 may be collectively referred to as “each storage room”.
  • the housing 2 constitutes the outline of the refrigerator 1 and is formed in a rectangular box shape, for example.
  • the refrigerator 1 includes, for example, an opening / closing door 3 and drawer doors 4, 5, 6, and 7 as first wall surfaces (doors) located on the front surface of the housing 2 and a second wall surface of the housing 2.
  • the doors 3 to 7 and the rear surface portion 2D are opposed to each other in the front-rear direction of the refrigerator 1 when viewed from the front side of the refrigerator 1, and the left side surface portion 2A and the right side surface portion 2B are That is, they face each other in the width direction of the refrigerator 1.
  • Each wall surface portion of the refrigerator 1 is covered with a heat insulating material 8 for keeping each storage room cold.
  • the refrigerating room 100 stores a cooling object such as a general refrigerated product, and is arranged at the top of the refrigerator 1.
  • the refrigerator compartment 100 is opened and closed by a door 3 described later.
  • the switching chamber 200 is arranged on the lower right side of the refrigerator compartment 100 as viewed from the front side of the refrigerator 1 and is opened and closed by the drawer door 4.
  • the temperature in the switching chamber 200 can be switched, for example, to a normal refrigeration temperature range of about ⁇ 18 ° C. and a soft refrigeration temperature range of about ⁇ 7 ° C.
  • the ice making chamber 300 is arranged in parallel on the left side of the switching chamber 200 and is opened and closed by the drawer door 5.
  • the freezing room 400 is disposed below the switching room 200 and the ice making room 300 and is opened and closed by the drawer door 6.
  • the vegetable compartment 500 is disposed at the bottom of the refrigerator 1 and is opened and closed by the drawer door 7.
  • positioning of each said storage chamber shows an example, and does not limit this invention.
  • the present invention is also applied to a refrigerator provided with only a part of each of the storage rooms, such as a refrigerator in which the switching room 200, the ice making room 300, and the like do not exist.
  • coolers 10 and 11 that generate cooling air
  • a blower fan 12 that blows the cooling air generated by the coolers 10 and 11 to each part in the refrigerator 1.
  • a plurality of food shelves 13 and food storage cases 14 that divide the storage space are attached to the inner wall surface of the refrigerator compartment 100, for example.
  • the food storage case 14 is also arranged in the switching chamber 200, the ice making chamber 300, the freezing chamber 400, and the vegetable chamber 500, respectively.
  • the refrigerating room 100 is also provided with a lighting device 15 that is turned on when the open / close door 3 is opened to brighten the inside of the refrigerating room 100, and a temperature detector 16 that detects the temperature of each room.
  • the temperature detection unit 16 is also disposed in the switching room 200 and the ice making room 300 in the freezer room 400 and the vegetable room 500, respectively.
  • the refrigerator 1 cools each room by the cold air cooled by the cooler 10 or the like being sent to each room side by the blower fan 12.
  • the temperature of each room is detected by the temperature detection unit 16 and, for example, the opening of a damper (not shown), the output of the compressors of the coolers 10 and 11, and the blowing amount of the blower fan 12 are set so as to become a preset temperature. Controlled by adjusting.
  • the open / close door 3 is formed in, for example, a rectangular plate shape, and constitutes the upper side of the wall surface portion constituting the front portion of the refrigerator 1.
  • the open / close door 3 opens and closes the refrigerating room 100 by rotating the other end to the front side of the refrigerator 1 around a vertical rotation shaft arranged at one end of the left end or the right end.
  • the open / close door 3 includes an inner plate 20 facing the refrigerator compartment 100, an outer plate 21 facing the outside of the refrigerator 1, and a door cap 22.
  • the outer plate 21 is preferably formed of a nonmetallic material such as a glass material.
  • the door cap 22 constitutes a peripheral portion of the open / close door 3, and connects the inner plate 20 and the outer plate 21 facing each other in the front-rear direction of the refrigerator 1 at the peripheral portion of the open / close door 3.
  • a heat insulating material 8 is disposed between the inner plate 20 and the outer plate 21.
  • the opening / closing door 3 is provided with an operation unit 23 for the user to operate the operating state of the refrigerator 1.
  • the operation unit 23 can change a temperature setting in the refrigerator 1 and display an operation status.
  • the operation unit 23 is accommodated in a board installation space 24 formed inside the opening / closing door 3 and is exposed to the front surface of the refrigerator 1 through an opening formed in the outer plate 21.
  • the board installation space 24 is configured by a rectangular recess formed in the heat insulating material 8 in the open / close door 3, and the front and rear, left and right side portions and the rear surface portion are covered with the heat insulating material 8. Yes.
  • the operation unit 23 and the board installation space 24 are disposed in the middle portion in the width direction on the front surface of the open / close door 3.
  • the inside of the operation unit 23 is also the inside of the open / close door 3.
  • the refrigerator 1 includes an image acquisition unit 30, an image control unit 31, a wireless communication unit 32, and the like.
  • the image acquisition unit 30 includes, for example, an imaging camera and the like, and captures an image of food stored in the refrigerator compartment 100 and obtains image data.
  • the image acquisition unit 30 is attached to the inner plate 20 of the open / close door 3, for example.
  • the image acquisition unit 30 corresponds to a specific example of a detection unit and an imaging unit that detect information in the storage chamber. 2 and 3 exemplify the case where two image acquisition units 30 are arranged in the refrigerator compartment 100.
  • the present invention is not limited to this, and one or three or more image acquisition units 30 are provided. You may prepare.
  • the image control unit 31 is a circuit that performs image processing or storage of the image acquired by the image acquisition unit 30.
  • the wireless communication unit 32 wirelessly transmits image data processed by the image control unit 31 toward an information receiving unit (not shown) as a communication device installed outside the refrigerator 1.
  • the wireless communication unit 32 is disposed on the same substrate 33 as the image control unit 31.
  • the communication line 34 connects the image acquisition unit 30, the image control unit 31, and the wireless communication unit 32 to each other by wire.
  • the image control unit 31 and the wireless communication unit 32 are accommodated in the substrate installation space 24, and are disposed between the operation unit 23 and a part of the heat insulating material 8 located on the rear surface side of the substrate installation space 24. That is, the wireless communication unit 32 and the operation unit 23 are accommodated in the same board installation space 24.
  • the opening / closing door 3 includes a vacuum heat insulating material 40 formed in a flat plate shape.
  • the vacuum heat insulating material 40 includes, for example, a glass material 41 as a plate-like base member having a heat insulating performance due to the presence of a vacuum part therein, and an aluminum foil 42 as a metal coating covering the surface of the glass material 41. Yes.
  • the vacuum heat insulating material 40 is arrange
  • the aluminum foil 42 is disposed on the rear side (the refrigerator compartment 100 side) of the substrate installation space 24 at a position overlapping with the substrate installation space 24 in the front-rear direction, and the projection area with respect to a plane perpendicular to the front-rear direction is wireless. It is formed larger than the communication unit 32 and the board installation space 24. Thereby, the aluminum foil 42 is configured to electromagnetically shield the wireless communication unit 32 from the refrigerator compartment 100.
  • the case where the aluminum foil 42 is used as the metal member that shields the wireless communication unit 32 from the refrigerator compartment 100 is illustrated.
  • the present invention is not limited thereto, and the metal member may be, for example, a metal member. It is good also as a structure which mixes a wire, a mesh, powder, etc. in the glass material 41 of the vacuum heat insulating material 40.
  • the coolers 10 and 11 and the blower fan 12 are operated, the cooling air generated by the coolers 10 and 11 is blown into the refrigerating room 100, the switching room 200, the ice making room 300, the freezing room 400, and the vegetable room 500. . Thereby, each chamber is cooled to the temperature set in the operation part 23, for example.
  • the image acquisition unit 30 captures an image of the state in the refrigerator compartment 100. The captured image is subjected to image processing by the image control unit 31 and then transmitted from the wireless communication unit 32 through the outer plate 21 of the opening / closing door 3 to the external information receiving unit.
  • the outer plate 21 is formed of a non-metallic material such as a glass material, the communication wave of the wireless communication unit 32 can be smoothly transmitted to the outside. Thereby, even in a state where the wireless communication unit 32 is arranged inside the opening / closing door 3 in consideration of the design of the refrigerator 1, communication failure due to metal parts and the like arranged on the housing 2 and the opening / closing door 3 is suppressed. be able to.
  • the vacuum heat insulating material 40 having the aluminum foil 42 is disposed on the rear surface side of the wireless communication unit 32, and the projected area of the aluminum foil 42 with respect to the plane perpendicular to the front-rear direction is larger than that of the wireless communication unit 32.
  • the wireless communication unit 32 is electromagnetically shielded from the refrigerator compartment 100 by being formed large.
  • the communication wave transmitted to the rear side from the wireless communication unit 32 can be reflected forward by the aluminum foil 42, and this communication wave does not contribute to the communication with the information receiving unit and is reflected in the refrigerator compartment 100. Can be suppressed. Accordingly, communication waves can be concentrated toward the outside of the housing 2 while the wireless communication unit 32 is installed inside the housing 2 (more specifically, inside the opening / closing door 3). The designability and the communication property can be improved.
  • the image control unit 31 and the wireless communication unit 32 are arranged on the same substrate 33, and the substrate 33 and the operation unit 23 are accommodated in the same substrate installation space 24.
  • the vacuum heat insulating material 40 is disposed between the substrate 33 and the refrigerator compartment 100.
  • the communication quality between the image control unit 31 and the wireless communication unit 32 can be improved.
  • substrate 33 can be enlarged and the performance of the board
  • the wireless communication unit 32 is disposed inside the opening / closing door 3 in the wall surface of the housing 2.
  • an obstacle is often not placed on the front side of the opening / closing door 3 in order to ensure the opening / closing function of the door. Therefore, according to the present embodiment, it is possible to avoid a structure that becomes a communication obstacle between the wireless communication unit 32 and the external information receiving unit, and to improve communication quality.
  • wireless communication part 32 is arrange
  • the vacuum heat insulating material 40 including a metal material is disposed between the image acquisition unit 30 and the wireless communication unit 32. Communication is possible through a route that does not pass through the vacuum heat insulating material 40. Moreover, since the image acquisition unit 30 and the wireless communication unit 32 are arranged in the same opening / closing door 3, the length of the communication line 34 can be shortened as much as possible. Therefore, communication quality between the image acquisition unit 30 and the wireless communication unit 32 can be ensured.
  • an image acquisition unit 30 including an imaging camera or the like is arranged as a detection unit that detects the situation in the refrigerator compartment 100, and an image captured in the refrigerator compartment 100 is externally transmitted by the wireless communication unit 32. It is set as the structure which transmits to. Thereby, even if the user does not open the open / close door 3, the user can confirm the situation in the refrigerator compartment 100 with an image using an information terminal (not shown), for example. As a result, it is possible to shorten the time that the open / close door 3 is opened in order to check a refrigerated product, and to suppress an unnecessary temperature rise in the refrigerator 1.
  • the stored items in the refrigerator compartment 100 can be confirmed at the destination when the user performs shopping. Thereby, it is possible to suppress mistakes such as forgetting to buy or duplicate buying, and to improve user convenience.
  • FIG. 4 is a front view of the refrigerator according to the second embodiment of the present invention.
  • the refrigerator 1 of the present embodiment is configured in substantially the same manner as the embodiment, but the configuration of the opening / closing door 50 as a door, the arrangement of the wireless communication unit 32, and the like are different. It is.
  • the open / close door 50 of the present embodiment is formed as a double door with a door 50A that opens to the left as viewed from the front side of the refrigerator 1 and a door 50B that opens to the right.
  • the doors 50 ⁇ / b> A and 50 ⁇ / b> B open and close the refrigerating room 100 by rotating the central part to the front side of the refrigerator 1 around the vertical rotation shafts arranged at the left end and the right end, respectively.
  • the operation unit 23, the board installation space 24, the image control unit 31, the wireless communication unit 32, the board 33, and the like are door parts having a smaller area when viewed from the front side of the refrigerator 1 among the door parts 50A and 50B (FIG. 4). Then, for example, it is arranged on the left door 50A). According to this configuration, the smaller door 50A of the door portions 50A and 50B, that is, the door 50A that has a relatively light impact at the time of opening and closing compared to the door portion 50B, the operation unit 23, the image control unit 31, and The wireless communication unit 32 and the like can be arranged, and these devices can be protected from impacts when opening and closing.
  • FIG. 3 is a longitudinal sectional view showing the door of the refrigerator according to the first embodiment of the present invention.
  • the refrigerator 1 of the present embodiment is configured in substantially the same manner as the embodiment, and the open / close door 3 is located inside the outer shell formed by the inner plate 20, the outer plate 21 and the door cap 22.
  • positioned inside the opening-and-closing door 3 is divided
  • the front space 24 ⁇ / b> A is configured by a recess formed in the front surface portion of the heat insulating material 8 and the outer plate 21, and faces the outer plate 21.
  • the rear space 24 ⁇ / b> B is configured by a recess formed in the rear surface portion of the heat insulating material 8 and the inner plate 20, and faces the inner plate 20.
  • the rear space 24B is disposed on the rear side of the front space 24A with the vacuum heat insulating material 40 interposed therebetween.
  • the operation unit 23 is housed in the front space 24 ⁇ / b> A, and the image control unit 31 and the wireless communication unit 32 are housed in the rear space 24 ⁇ / b> B in a state of being disposed on the same substrate 33. Further, the image acquisition unit 30, the image control unit 31, and the wireless communication unit 32 are connected to each other via a communication line 34.
  • the vacuum heat insulating material 40 is housed inside the open / close door 3 and extends in the vertical and horizontal directions along the open / close door 3 as in the first embodiment, but the front space 24A and the rear space 24B Arranged between. Further, the aluminum foil 42 of the vacuum heat insulating material 40 is connected to the wireless communication unit 32 by a conducting wire 35. The aluminum foil 42 is connected to the wireless communication unit 32 via the conductive wire 35 and has a larger projected area than the wireless communication unit 32 with respect to a plane perpendicular to the front-rear direction. Thereby, the aluminum foil 42 is configured to sufficiently function as a radiating element that radiates communication waves from the wireless communication unit 32.
  • the operation unit 23 and the wireless communication unit 32 are configured as a single unit. It may be arranged in the substrate installation space 24 and is not limited to the form of the substrate installation space 24.
  • the aluminum foil 42 of the vacuum heat insulating material 40 is exemplified as the metal member that functions as the radiating element of the wireless communication unit 32.
  • the metal member may be, for example, a metal member.
  • the wire material, mesh, powder, and the like may be mixed into the glass material 41 of the vacuum heat insulating material 40.
  • emission element may comprise the metal member which is a vacuum heat insulating material 40 and another component.
  • emission element may be comprised with the metal member which is a vacuum heat insulating material 40 and another component, and the said radiating element is good also as shapes, such as a rod shape and a loop shape.
  • the image acquisition unit 30 has been described as an example of the detection unit.
  • the present invention is not limited to this, and an arbitrary sensor or the like that detects some information in the refrigerator compartment 100 such as the temperature detector 16 can be used as the detector.
  • the storage room for detecting information by the detection unit is not limited to the refrigerator room 100.
  • information on the switching room 200, the ice making room 300, the freezing room 400, the vegetable room 500, and the like is detected by the detection unit.
  • the information may be detected and transmitted from the wireless communication unit 32 to the outside.
  • the opening / closing door 3 was mentioned as an example as a wall surface part which arrange
  • the wireless communication unit 32 and the metal member of the present invention may be disposed inside the drawer doors 4, 5, 6, and 7, and further, the side surfaces 2A and 2B, the top surface 2C, and the rear surface of the housing 2. You may arrange

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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)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
  • Refrigerator Housings (AREA)

Abstract

L'objectif de la présente invention est d'améliorer les performances de conception et de communication d'un réfrigérateur en permettant à des ondes de communication émises par une unité de communication sans fil d'être concentrées vers l'extérieur d'un boîtier, bien que l'unité de communication sans fil soit installée à l'intérieur du boîtier. Un réfrigérateur 1 comprend : un boîtier 2; une porte d'ouverture/fermeture 3; des portes de tiroirs 4,5,6, 7; un matériau d'isolation thermique 8; des machines de refroidissement 10, 11; un ventilateur d'envoi d'air 12; un refroidisseur 100; et analogue. Une unité de commande 23, une unité d'acquisition d'image 30, une unité de commande d'image 31, une unité de communication sans fil 32, un matériau d'isolation thermique sous vide 40, et similaires sont disposés sur la porte d'ouverture/fermeture 3; L'unité de communication sans fil 32 est disposée à l'intérieur de la porte d'ouverture/fermeture 3 et transmet des données d'image dans le refroidisseur 100 pris par l'unité d'acquisition d'image 30 à une unité de réception d'informations externe. Une feuille d'aluminium 42 dans le matériau d'isolation thermique sous vide 40 est disposée derrière l'unité de communication sans fil 32, et protège électromagnétiquement l'unité de communication sans fil 32 du refroidisseur 100.
PCT/JP2016/071413 2016-07-21 2016-07-21 Réfrigérateur pouvant communiquer avec un dispositif de communication WO2018016053A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2018528166A JPWO2018016053A1 (ja) 2016-07-21 2016-07-21 通信デバイスと通信可能な冷蔵庫
PCT/JP2016/071413 WO2018016053A1 (fr) 2016-07-21 2016-07-21 Réfrigérateur pouvant communiquer avec un dispositif de communication
TW105128070A TWI622748B (zh) 2016-07-21 2016-08-31 可與通訊裝置通訊之冰箱

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2016/071413 WO2018016053A1 (fr) 2016-07-21 2016-07-21 Réfrigérateur pouvant communiquer avec un dispositif de communication

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WO2018016053A1 true WO2018016053A1 (fr) 2018-01-25

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TW (1) TWI622748B (fr)
WO (1) WO2018016053A1 (fr)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
WO2021024292A1 (fr) * 2019-08-02 2021-02-11 三菱電機株式会社 Réfrigérateur

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JP2002156181A (ja) * 2000-11-16 2002-05-31 Yozan Inc 冷蔵庫
JP2014199173A (ja) * 2012-10-12 2014-10-23 株式会社東芝 冷蔵庫
JP2015122651A (ja) * 2013-12-24 2015-07-02 京セラ株式会社 携帯端末
US20160109172A1 (en) * 2014-10-16 2016-04-21 Samsung Electronics Co., Ltd. Refrigerator

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JP4641565B1 (ja) * 2010-08-02 2011-03-02 株式会社本宏製作所 センサ付真空断熱パネル
JP5738207B2 (ja) * 2012-01-27 2015-06-17 三菱電機株式会社 圧縮機、冷蔵庫、機器
JP6157822B2 (ja) * 2012-09-27 2017-07-05 東芝ライフスタイル株式会社 冷蔵庫
JP6391943B2 (ja) * 2013-03-12 2018-09-19 東芝ライフスタイル株式会社 冷蔵庫、カメラ装置、庫内画像表示プログラム
CN106196860A (zh) * 2013-06-07 2016-12-07 三菱电机株式会社 冰箱
WO2014196220A1 (fr) * 2013-06-07 2014-12-11 三菱電機株式会社 Réfrigérateur

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002156181A (ja) * 2000-11-16 2002-05-31 Yozan Inc 冷蔵庫
JP2014199173A (ja) * 2012-10-12 2014-10-23 株式会社東芝 冷蔵庫
JP2015122651A (ja) * 2013-12-24 2015-07-02 京セラ株式会社 携帯端末
US20160109172A1 (en) * 2014-10-16 2016-04-21 Samsung Electronics Co., Ltd. Refrigerator

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021024292A1 (fr) * 2019-08-02 2021-02-11 三菱電機株式会社 Réfrigérateur
JPWO2021024292A1 (ja) * 2019-08-02 2021-12-09 三菱電機株式会社 冷蔵庫
JP7281058B2 (ja) 2019-08-02 2023-05-25 三菱電機株式会社 冷蔵庫

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TW201804121A (zh) 2018-02-01
JPWO2018016053A1 (ja) 2018-09-06

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