KR101537616B1 - A refrigerator and a production method for a operation panel thereof - Google Patents

A refrigerator and a production method for a operation panel thereof Download PDF

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Publication number
KR101537616B1
KR101537616B1 KR1020090066838A KR20090066838A KR101537616B1 KR 101537616 B1 KR101537616 B1 KR 101537616B1 KR 1020090066838 A KR1020090066838 A KR 1020090066838A KR 20090066838 A KR20090066838 A KR 20090066838A KR 101537616 B1 KR101537616 B1 KR 101537616B1
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KR
South Korea
Prior art keywords
portion
operation button
button panel
door
refrigerator
Prior art date
Application number
KR1020090066838A
Other languages
Korean (ko)
Other versions
KR20110009438A (en
Inventor
옥승민
Original Assignee
엘지전자 주식회사
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.)
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Publication date
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Priority to KR1020090066838A priority Critical patent/KR101537616B1/en
Publication of KR20110009438A publication Critical patent/KR20110009438A/en
Application granted granted Critical
Publication of KR101537616B1 publication Critical patent/KR101537616B1/en

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS
    • F25D29/00Arrangement or mounting of control or safety devices
    • F25D29/005Mounting of control devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS
    • F25D23/00General constructional features
    • F25D23/02Doors; Covers
    • F25D23/028Details
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS
    • F25D2400/00General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
    • F25D2400/18Aesthetic features
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS
    • F25D2400/00General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
    • F25D2400/36Visual displays
    • F25D2400/361Interactive visual displays

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refrigerator and a method of manufacturing an operation button panel unit mounted on the refrigerator. More particularly, the present invention relates to an invention capable of providing a metallic exterior member used for a refrigerator door and an operation button panel unit having a similar hue and color.
The present invention includes a main body having a storage chamber; A door provided on the main body to open and close the storage room, a door skin material provided on an outer surface of the door and made of a metallic material, and an operation button panel unit provided on the door and having an outer appearance corresponding to an outer surface of the door skin material. The present invention also provides a method of manufacturing an operation button panel unit used in a refrigerator and a refrigerator.
Plate portion, metal deposition layer, printing layer

Description

[0001] The present invention relates to a refrigerator and a refrigerator,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refrigerator and a method of manufacturing an operation button panel unit mounted on the refrigerator. More particularly, the present invention relates to an invention capable of providing a metallic exterior member used for a refrigerator door and an operation button panel unit having a similar hue and color.

A refrigerator is a household appliance that can store refrigerated or refrigerated goods by using refrigerant cycles of compression, condensation, expansion, and evaporation. The general refrigerator includes a main body including a freezing compartment and a refrigerating compartment, and a door provided in the main compartment 10 to open and close the freezing compartment and the refrigerating compartment.

The front surface of the door is provided with a dispenser capable of extracting ice or cold water, and an operation button panel provided with buttons for allowing a user to select a specific operation of taking out ice, taking out cold water, and other refrigerators.

The operation button panel portion of the conventional refrigerator may be constituted by a push button or a touch button using static electricity generated from the body.

Particularly, the structure of the operation button panel adopting the touch button includes a tempered glass forming the appearance and a printed layer provided on the back of the tempered glass and engraved with a phrase indicating a touch button portion.

On the other hand, according to the need to improve the design of household appliances, there has been a tendency to use a metallic member as the exterior material so that the exterior appearance of the door of the refrigerator, which was previously made of the white iron plate, can be seen as luxurious.

Therefore, it has become remarkable to mount an operation button panel including a tempered glass on a door of a refrigerator using such a metallic casing. However, there has been a problem that the appearance of unity between the metallic casing and the operation button panel portion using the tempered glass is deteriorated.

The present invention provides an operation button panel unit for use in a refrigerator having a metallic door skin material that can realize an unified sense of appearance and color between the operation button panel unit and the exterior material of the refrigerator door, .

According to another aspect of the present invention, there is provided a refrigerator comprising: a body having a storage compartment; a door provided on the body to open and close the storage compartment; a door case made of a metallic material and provided on an outer surface of the door; And an operation button panel part having an outer appearance corresponding to an outer appearance of the door facings material.

A plurality of exterior material line portions provided on the door exterior material;

And a line portion of the operation button panel portion provided on the surface of the operation button panel portion and having a shape corresponding to the line portion of the exterior material.

Wherein the operation button panel unit comprises: a plate portion having a transparent material; A line layer provided on one surface of the plate portion and having a line portion of the operation button panel portion; A metal deposition layer provided on the other surface of the plate portion so that the color of the appearance of the operation button panel portion is metallic; And a fixing plate portion provided at a rear end of the operation button panel cover member and fixing the operation button panel cover member to the door.

A mounting portion provided on the door and having the operation button panel cover member inserted therein; And a fixing hook provided behind the fixing plate portion and inserted into the mounting portion to fix the operation button panel portion.

And a printed layer provided on the rear side of the metal deposition layer and engraved with a phrase indicating a touch button portion by which a user can select a specific operation of the refrigerator.

Wherein the print layer includes: a first print layer provided with a stationary shape; And a second printed layer provided on a rear surface of the first printed layer to implement the hue of the stationary print.

Wherein the portion of the metal deposition layer corresponding to the position of the phrase indicating the touch button portion is etched to conform to the shape of the phrase so that the phrase can be seen from the outside, thereby forming a space portion.

Further comprising a plurality of touch sensors provided behind the operation button panel cover member and corresponding to the touch button unit,

When the user touches one of the plurality of touch buttons among the plurality of touch buttons, the metal deposition layer generates a static electricity generated between the touch sensor corresponding to the specific touch button unit and the user's body, And is formed of an insulating material so as not to conduct.

And the insulating material constituting the metal deposition layer is composed of tin.

According to another aspect of the present invention, there is provided a method of manufacturing an operation button panel unit mounted on a door of a refrigerator including a metallic casing and having an external appearance similar to the casing,

(a) forming a line of a shape corresponding to a line formed in the metallic casing on one surface of a plate portion having a transparent material;

(b) depositing a predetermined metal deposition layer on the other side of the plate portion so that the color of the operation button panel portion has a metallic color when observed from the outside;

(c) disposing a print layer having a predetermined text on the back of the metal deposition layer to display a predetermined touch button portion;

(d) disposing a fixing plate portion including a hook portion for fixing the operation button panel portion to the door, behind the printing layer.

(A) forming a line on one side of the plate portion comprises:

(a-1) forming a photosensitive layer by applying a photosensitive liquid on one side of the plate;

(a-2) forming the line by using a mold corresponding to the line portion in the photosensitive liquid layer;

(a-3) forming a cured line layer by curing the line portion by irradiating light onto the photosensitive layer having the line portion formed thereon.

(C) arranging the print layer comprises:

(c-1) etching a portion of the metal deposition layer corresponding to the position of the stationary phrase so that the stationary formed on the print layer is visible from the outside, thereby forming a space portion;

(c-2) arranging the printing layer so that the stationary portion is positioned in the space portion.

According to the present invention having the above-described structure, the appearance color and texture of the operation button panel portion can be formed similar to the metallic casing of the refrigerator door. Therefore, it is advantageous that the design feeling of the refrigerator can be improved by forming an unity of appearance between the operation button panel portion and the metallic outer case of the door.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

As shown in FIG. 1, the refrigerator according to the present invention includes a main body 10 including a storage chamber, and a door 20 provided to open and close the storage chamber. An exterior material 21 for decorating the door is provided on the outer surface of the door.

The exterior material 21 is made of a metallic material such as stainless steel and a number of minute lines 22 formed vertically are formed on the surface of the exterior material 21. Since the line shape is similar to a hair, (Hair Line) is also called.

The door 20 is provided with a dispenser 30 for taking out water or ice and an operation button panel 30 for operating the dispenser 30 or other specific operation of the refrigerator is installed at one side of the dispenser 30. [ (100) is provided.

The operation button panel unit 100 may include a plurality of button units capable of operating various operation modes as well as a viewing window provided with a display unit for displaying the internal temperature of the refrigerator and the current operation state.

2, a circuit board 200 on which a display unit 210, a touch sensor 211, and a light emitting unit 212 are installed is provided on the rear side of the operation button panel unit 100, The operation button panel 100 and the circuit board 200 are inserted into the door 20 of the main body 100. The mounting portion 300 is formed as a recess.

The fixing hook 190 is provided at a rear end of the operation button panel 100 so that the fixing hook 190 protrudes rearward and the fixing hook 190 is inserted into the fixing groove 310 Thereby fixing the operation button panel unit 100 and the circuit board 200 to the door 20.

The operation button panel unit 100 includes a viewing window 101 through which the display unit 210 is viewed, a plurality of touch buttons 102 provided by a user to give a predetermined operation command, And a transmission unit 103 provided on the touch button 102 to transmit light emitted from the light emitting unit 212.

3, a section of the operation button panel 100 includes a transparent plate 110 and a line 121 formed on the front surface of the plate 110, A layer 120; A metal deposition layer 130 formed on the rear surface of the plate 110 and formed of an insulating material and a printed layer provided behind the metal deposition layer 130, And a fixing plate part 150 provided behind the printing layer 140 and provided with the fixing hooks 190.

An adhesive layer 160 for increasing bonding strength is provided between the fixing plate portion 150 and the print layer 140.

The printing layer 140 may include a first printing layer 141 and a second printing layer 141, And a second printing layer 142 provided behind the first printing layer 141 to form a color background of the writing.

When the user presses the specific touch button 102 as a part of the body so that the touch sensor 211 corresponds to the formation position of the touch button 102, the static electricity generated at that time is sensed by the touch sensor 211 do.

Here, the metal deposition layer 130 is made of a metal material having the same or similar color as the metallic material of the door, and the metal deposition layer 130 is formed on the touch button 102 and the corresponding touch sensor 211 It is preferable that the metal is made of an insulating material so that the static electricity is not conducted to the other touch button side.

That is, when the user places a finger on the front surface of the plate portion 110, a static electricity E having a very small current is generated. This static electricity is generated by the plate portion 110 and the plate portion 110, And is sensed by the touch sensor 211 through the printed layer 140 and the stationary plate portion 150 where the stationery on the rear side is formed.

Particularly, a portion of the metal deposition layer 130 corresponding to the portion where the wording is formed is corroded by an etching method, so that no metal layer is present. Accordingly, the static electricity is prevented from moving in the direction of the touch sensor 211.

The line layer 120, the plate portion 110, the print layer 140 and the fixing plate portion 150 are all made of an insulating material and do not conduct electricity. However, At a short distance between the surface and the touch sensor 211, static electricity can be instantaneously transmitted.

However, since the distance between the touch button unit 102 and the touch button unit 102 exceeds the distance range in which the static electricity can be instantaneously transmitted, Do not.

Meanwhile, since the metal vapor deposition layer 130 of the insulating material is used, the present invention has an advantage of being able to enjoy the insulating effect while having metallic color such as silver gray color.

Hereinafter, a method of manufacturing the operation button panel unit 100 according to the present invention will be described.

As shown in FIG. 4, first, a transparent plate 100 is provided, and a predetermined photosensitive liquid L is applied to the entire surface of the plate 100, as shown in FIG. .

6, a mold M for forming the line portion 121 is brought into contact with and removed from the layer formed by the applied photosensitive liquid L, thereby forming the line portion 121, Thereby forming a line layer 120. [

However, in the case of the transmission window in which the display portion is viewed, the display portion or image displayed on the display portion where the line portion is formed may appear blurred, so that the photosensitive liquid is not applied to the portion where the transmission window is formed.

In this state, as shown in FIG. 7, when the UV light is irradiated, the photosensitive material is cured due to the characteristics of the photosensitive liquid, so that the line part 121 formed on the line layer 120 is also hardened to be formed on the exterior material of the door It will have the same rugged texture as the line part.

8, the metal deposition layer 130 is formed on the rear surface of the plate portion 110 by depositing a metal having a color similar to that of the metallic outer casing of the door.

At this time, as described above, it is preferable that the metal material used for the deposition is made of tin.

In this state, a part of the metal deposition layer 130 corresponding to a portion where such a shape as the phrase indicating the operation button portion (see FIG. 3) 102 is visible from outside can be formed by an etching process .

As a result, the metal deposition layer 130 disappears at the corroded portion, and the space portion 131 is formed.

10, the print layer 140 provided with the stationary material is attached to the rear side of the metal deposition layer 130. As described above, the print layer 140 is formed in such a manner that the stationary part 145 is punched back and forth And a second printed layer 142 formed on the rear surface of the first printed layer 141 and having a letter color of a letter 145 formed on the first printed layer 141. The first printed layer 141 includes a first printed layer 141, .

11, the fixing plate portion 150 including the hook portion 190 (see FIG. 2) is attached to the rear surface of the second printed layer 142. In order to secure the attachment, A predetermined adhesive layer is provided between the second printed layer 142 and the fixed plate portion 150.

1 is a front view of a refrigerator according to the present invention.

2 is a perspective view of an operation button panel unit according to the present invention.

3 is a sectional view of an operation button panel portion and a touch o'clock according to the present invention.

4 to 11 are views showing a process of manufacturing the operation button panel unit according to the present invention.

DESCRIPTION OF THE EMBODIMENTS

100: Operation button panel part 110: Plate part

120: line layer `130: metal deposition layer

140: print layer 150: stationary plate portion

160: Adhesive layer

Claims (25)

  1. A body having a storage chamber;
    A door provided in the main body to open and close the storage chamber;
    A door skin material provided on an outer surface of the door and made of a metallic material;
    An operation button panel unit provided on the door and having a metallic color or texture;
    A circuit board coupled to the rear portion of the operation button panel portion and having a plurality of touch sensors and a light emitting portion for sensing static electricity generated when the user touches the body;
    And a mounting portion having a fixing groove for inserting and installing the operation button panel portion and the circuit board,
    The operation button panel unit
    A plate portion having a transparent material;
    A metal deposition layer formed of a metal of an insulating material so as to prevent static electricity generated between the touch sensor and the user's body from being transmitted to another touch sensor, ;
    A printed layer engraved with a phrase indicating a touch button portion by which a user can select a specific operation of the refrigerator;
    And a fixing plate portion inserted into the fixing groove and having a fixing hook for fixing the operation button panel portion,
    A plurality of exterior material line portions provided on the door exterior material;
    Further comprising a plurality of operating button panel portions provided on a surface of the operation button panel portion and arranged in the same direction as the line portions of the plurality of exterior materials.
  2. The method according to claim 1,
    Wherein an exterior color or texture of the operation button panel portion is formed similar to a metallic exterior material of the refrigerator door.
  3. delete
  4. The method according to claim 1,
    And a line portion of the operation button panel portion is formed on an outer surface of the plate portion.
  5. The method according to claim 1,
    The line portion of the operation button panel portion
    Wherein the door is formed in the shape of a hair line in the same direction as the line portion of the outer cover material of the door.
  6. The method according to claim 1,
    Wherein the circuit board further comprises a display unit for displaying an internal temperature of the refrigerator or a current operation state of the refrigerator.
  7. The method according to claim 6,
    The operation button panel unit
    The refrigerator of claim 1, further comprising a viewing window on which the display unit is installed.
  8. The method according to claim 1,
    Wherein the operation button panel unit further comprises a transmission unit provided on the touch button unit to transmit light emitted from the light emitting unit.
  9. The method according to claim 1,
    The printing layer
    And is provided at the rear of the plate portion.
  10. The method according to claim 1,
    The metal deposition layer
    And an outer surface of the operation button panel part is formed on the inner surface of the plate part so as to have a metallic color.
  11. 11. The method of claim 10,
    Wherein the insulating material constituting the metal deposition layer comprises tin.
  12. The method according to claim 1,
    Wherein a portion of the metal deposition layer corresponding to a position of a phrase indicating the touch button portion is etched to be conformed to the shape of the stationary portion so that the stationary portion can be seen from the outside, thereby forming a space portion.
  13. The method according to claim 1,
    And an adhesive layer is provided between the metal deposition layer and the fixed plate portion.
  14. The method according to claim 1,
    Wherein the fixing plate portion is fixed to be in contact with the touch sensor.
  15. A method of manufacturing an operation button panel unit mounted on a door of a refrigerator having a metallic outer casing on which a plurality of lines are formed, the outer casing having a metallic texture,
    (a) forming a line in the same direction as a line formed on the metallic casing on one surface of a plate portion having a transparent material;
    (b) depositing a metal deposition layer on the other surface of the plate portion so that the outer appearance of the operation button panel portion has a metallic texture;
    (c) disposing a printing layer engraved with a phrase indicating a touch button portion by which a user can select a specific operation of the refrigerator;
    (d) disposing a fixing plate portion including a hook portion for fixing the operation button panel portion on the door behind the printing layer.
  16. 16. The method of claim 15,
    (A) forming a line on one side of the plate portion comprises:
    (a-1) forming a photosensitive layer by applying a photosensitive liquid on one side of the plate;
    (a-2) forming the line by using a mold corresponding to the line of the exterior material in the photosensitive liquid layer;
    (a-3) irradiating light onto the photosensitive layer formed with the line to cure the line to form a cured line layer.
  17. 16. The method of claim 15,
    (C) arranging the print layer comprises:
    (c-1) etching a portion of the metal deposition layer corresponding to the position of the stationary phrase so that the stationary formed on the print layer is visible from the outside, thereby forming a space portion;
    (c-2) arranging the printing layer so that the stationary portion is positioned in the space portion.
  18. delete
  19. delete
  20. delete
  21. delete
  22. delete
  23. delete
  24. delete
  25. delete
KR1020090066838A 2009-07-22 2009-07-22 A refrigerator and a production method for a operation panel thereof KR101537616B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020090066838A KR101537616B1 (en) 2009-07-22 2009-07-22 A refrigerator and a production method for a operation panel thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020090066838A KR101537616B1 (en) 2009-07-22 2009-07-22 A refrigerator and a production method for a operation panel thereof

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KR20110009438A KR20110009438A (en) 2011-01-28
KR101537616B1 true KR101537616B1 (en) 2015-07-22

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Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5771581B2 (en) * 2012-08-27 2015-09-02 日立アプライアンス株式会社 refrigerator
CN105588400B (en) 2014-11-07 2018-04-13 Lg电子株式会社 Refrigerator and controlling method for refrigerator
KR101659181B1 (en) 2014-12-22 2016-09-30 엘지전자 주식회사 Tuch sensor assembly and refrigerator door with Tuch sensor assembly
KR101659180B1 (en) 2014-12-22 2016-09-22 엘지전자 주식회사 Tuch sensor assembly and refrigerator door with Tuch sensor assembly
KR101659184B1 (en) 2014-12-24 2016-09-22 엘지전자 주식회사 Tuch sensor assembly and manufacture method of tuch sensor assembly
KR101668921B1 (en) 2014-12-24 2016-10-24 엘지전자 주식회사 Tuch sensor assembly and refrigerator door with Tuch sensor assembly
KR101668922B1 (en) 2014-12-24 2016-10-24 엘지전자 주식회사 Home appliance display assembly and manufacture method thereof
KR101639522B1 (en) * 2015-05-07 2016-07-22 엘지전자 주식회사 Refrigerator door with Tuch sensor assembly

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006286386A (en) * 2005-03-31 2006-10-19 Pentel Corp Capacitance-type touch switch device with half mirror
JP2009501311A (en) * 2005-07-20 2009-01-15 エルジー エレクトロニクス インコーポレイティド Refrigerator door and manufacturing method thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006286386A (en) * 2005-03-31 2006-10-19 Pentel Corp Capacitance-type touch switch device with half mirror
JP2009501311A (en) * 2005-07-20 2009-01-15 エルジー エレクトロニクス インコーポレイティド Refrigerator door and manufacturing method thereof

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