WO2008035838A1 - Module commutateur à luminosité et sensibilité améliorées - Google Patents

Module commutateur à luminosité et sensibilité améliorées Download PDF

Info

Publication number
WO2008035838A1
WO2008035838A1 PCT/KR2007/001301 KR2007001301W WO2008035838A1 WO 2008035838 A1 WO2008035838 A1 WO 2008035838A1 KR 2007001301 W KR2007001301 W KR 2007001301W WO 2008035838 A1 WO2008035838 A1 WO 2008035838A1
Authority
WO
WIPO (PCT)
Prior art keywords
elastic body
switch module
conductive
substrate
reflecting plate
Prior art date
Application number
PCT/KR2007/001301
Other languages
English (en)
Inventor
Chong-Hyeon Kim
Original Assignee
Ad Semiconductor Co., Ltd.
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 Ad Semiconductor Co., Ltd. filed Critical Ad Semiconductor Co., Ltd.
Publication of WO2008035838A1 publication Critical patent/WO2008035838A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H01H13/83—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by legends, e.g. Braille, liquid crystal displays, light emitting or optical elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02—Details
    • H01H13/12—Movable parts; Contacts mounted thereon
    • H01H13/14—Operating parts, e.g. push-button
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/18—Distinguishing marks on switches, e.g. for indicating switch location in the dark; Adaptation of switches to receive distinguishing marks
    • H01H9/181—Distinguishing marks on switches, e.g. for indicating switch location in the dark; Adaptation of switches to receive distinguishing marks using a programmable display, e.g. LED or LCD
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/96—Touch switches
    • H03K17/962—Capacitive touch switches
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/036—Light emitting elements
    • H01H2219/037—Light emitting elements using organic materials, e.g. organic LED
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/054—Optical elements
    • H01H2219/06—Reflector
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2233/00—Key modules
    • H01H2233/03—Key modules mounted on support plate or frame
    • H01H2233/034—Snap coupling
    • H01H2233/036—Snap coupling with limited freedom
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/006—Containing a capacitive switch or usable as such
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
    • H03K2217/96—Touch switches
    • H03K2217/9607—Capacitive touch switches
    • H03K2217/960755—Constructional details of capacitive touch and proximity switches
    • H03K2217/96076—Constructional details of capacitive touch and proximity switches with spring electrode
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
    • H03K2217/96—Touch switches
    • H03K2217/9607—Capacitive touch switches
    • H03K2217/960785—Capacitive touch switches with illumination

Definitions

  • the present invention relates to a switch module, and more particularly to a switch module having improved brightness and sensitivity.
  • FIG. 1 illustrates one of these switch modules.
  • a capacitive sensor (not shown) and LEDs 30, which light up when the sensor is operated, are mounted on a PCB substrate 10.
  • a vertical through hole (H) is formed through each of conductive gaskets 20, and the conductive gaskets 20 are mounted on the PCB substrate 10 such that the LEDs 30 are respectively located in the vertical through holes (H).
  • An opaque paint 45 is applied to the panel 40, and thus transparent light transmitting regions 50 are formed at positions corresponding to switch parts.
  • the conductive gaskets 20 are attached to the panel 40 such that the vertical through holes (H) coincide with the light transmitting regions 50.
  • the above-described switch module has problems, as follows.
  • the conductive gaskets 20, which are made of sponge must have a large thickness (t) so as to maintain their shape.
  • t the distance between the light transmitting regions 50 becomes long, and it is impossible to form switches closely.
  • the centers of the conductive gaskets 20 are vacant, although a human body correctly contacts the light transmitting region 50 when the human body contacts the panel 40, a contact signal cannot be properly transmitted to the PCB substrate 10.
  • the present invention has been made in view of the above problems, and it is an object of the present invention to provide a switch module having improved brightness and sensitivity.
  • a switch module which is attached to a panel so as to be used, comprising a substrate, on which light emitting devices are mounted; a funnel-shaped reflecting plate mounted on the substrate such that the light emitting devices are located in the reflecting plate; and a conductive elastic body provided with a vertical through hole and mounted on the substrate such that the reflecting plate is located in the vertical through hole, wherein the conductive elastic body is attached to the panel.
  • the conductive elastic body may be a cylinder-shaped elastic body provided with a closed side surface, or a spring.
  • a switch module which is attached to a panel so as to be used, comprising a substrate, on which light emitting devices are mounted; a conductive elastic body provided with a vertical through hole and mounted on the substrate such that the light emitting devices are located in the vertical through hole; and a transparent conductive lid interposed between the conductive elastic body and the panel so as to cover the vertical through hole.
  • the conductive elastic body may be a cylinder-shaped elastic body provided with a closed side surface, or a spring.
  • a switch module which is attached to a panel so as to be used, comprising a substrate, on which light emitting devices are mounted; a funnel-shaped reflecting plate mounted on the substrate such that the light emitting devices are located in the reflecting plate; a conductive elastic body mounted on the reflecting plate such that the reflecting plate is located in a vertical through hole formed through the elastic body; a support holder, connected to the substrate so as to support the conductive elastic body, installed around the conductive elastic body, and provided with the upper end being lower than the upper end of the conductive elastic body; and a transparent conductive lid installed between the conductive elastic body and the panel so as to cover the vertical through hole of the conductive elastic body.
  • the conductive elastic body may be a cylinder-shaped elastic body provided with a closed side surface, or a spring.
  • the spring it is preferable that the upper portion of the spring is wound more closely than the lower portion of the spring.
  • the support holder is connected to the reflecting plate at the outside of the reflecting plate and is thus integrated with the reflecting plate, and a connecting portion of the reflecting plate and the support holder is separated from the upper surface of the substrate by a designated height so as to form a space between the reflecting plate and the support holder.
  • a switch module which is attached to a panel so as to be used, comprising a substrate, on which light emitting devices are mounted; a body having a cylindrical shape provided with opened upper and lower portions, mounted on the substrate such that the light emitting devices are installed within the lower opening, and including a movement limiting protrusion formed on the upper end of the body, the lower opening of the body having a funnel structure such that the diameter of the lower opening is increased from the lower part thereof to the upper part thereof; a conductive button having a cylindrical shape provided with opened upper and lower portions, inserted into the upper opening of the body so as to be movable vertically, and including an ascent limiting protrusion, formed on the lower end of the conductive button and caught by the movement limiting protrusion of the body so as to limit the movement of the conductive button when the conductive button ascends, and a spring latching protrusion, protruded inwardly from the inner surface of the upper end of the conductive button;
  • the conductive button further includes spring fixing protrusions protruded inwardly from the inner surface of the conductive button below the spring latching protrusion.
  • the spring is fixed between the spring latching protrusion and the spring fixing protrusions.
  • connecting protrusions for connecting the switch module to a desired mounting region are formed on the lower end of the body.
  • the switch module may further comprise an adaptor.
  • the adaptor is provided with connecting protrusions respectively formed at upper and lower ends thereof, the connecting protrusions of the upper end of the adaptor being engaged with the connecting protrusions of the body and connecting protrusions of the lower end of the adaptor being connected to a mounting region, and pin holes, through which connection pins electrically connected with the substrate pass.
  • a switch module of the present invention achieves an enhancement in brightness using a funnel-shaped reflecting plate and an enhancement in sensitivity using a transparent conductive lid even when a human body contacts a light emitting part.
  • FIG. 1 is views illustrating a conventional switch module
  • FIG. 2 is a view illustrating a switch module in accordance with a first embodiment of the present invention
  • FIG. 3 is a view illustrating a switch module in accordance with a second embodiment of the present invention
  • FIG. 4 is a view illustrating a switch module in accordance with a third embodiment of the present invention.
  • FIGs. 5 to 7 are views illustrating a switch module in accordance with a fourth embodiment of the present invention.
  • FIGs. 8 and 9 are views illustrating a switch module in accordance with a fifth embodiment of the present invention.
  • FIG. 2 is a view illustrating a switch module in accordance with a first embodiment of the present invention.
  • an LED 130 is mounted on a substrate 110, and a funnel-shaped reflecting plate 135 is mounted on the substrate 110 such that the LED 130 is located within the reflecting plate 135.
  • a cylinder-shaped conductive elastic body 120 provided with a side surface, blocked by a side wall, and a vertical through hole, formed through the center thereof, is mounted on the substrate 110.
  • the funnel-shaped reflecting plate 135 is located within the cylinder-shaped conductive elastic body 120.
  • a capacitive sensor is mounted on the substrate 110.
  • a human body contacts a panel 140, an electrical signal is transmitted to the capacitive sensor through the conductive elastic body 120, and thus switching is carried out. Since the part, through which the light of LED 130 is emitted, i.e., the vertical through hole of the cylinder-shaped conductive elastic body 120, is vacant, when the human body contacts the above part, the signal cannot be effectively transmitted to the capacitive sensor.
  • a transparent conductive lid 125 covering the vertical through hole is installed between the conductive elastic body 120 and the panel 140.
  • the cylinder-shaped conductive elastic body 120 may be replaced with a spring.
  • the spring In the case that the spring is used, light leaks through gaps of the spring in the transversal direction, and thus the mounting of the funnel-shaped reflecting plate 135 is important.
  • FIG. 3 is a view illustrating a switch module in accordance with a second embodiment of the present invention.
  • a cylinder-shaped conductive elastic body 120 is mounted on a funnel-shaped reflecting plate 135, differently from the embodiment as shown in FIG. 2.
  • the cylinder-shaped conductive elastic body 120 and a substrate 110 are connected to each other by a thin wire or a conductive adhesive agent.
  • a support holder 150 for supporting the cylinder-shaped conductive elastic body 120 is installed. The support holder 150 is vertically erected on the substrate 110 such that the support holder 150 is located around the cylinder-shaped conductive elastic body 120.
  • the cylinder-shaped conductive elastic body 120 is prevented from falling sideways.
  • the upper end of the support holder 150 becomes lower than the upper end of the conductive elastic body 120.
  • a transparent conductive lid 125 covering a vertical through hole of the conductive elastic body 120 is installed between the panel 140 and the cylinder-shaped conductive elastic body 120.
  • the cylinder-shaped conductive elastic body 120 may be replaced with a spring, in the same manner as the first embodiment.
  • FIG. 4 is a view illustrating a switch module in accordance with a third embodiment of the present invention.
  • a spring 220 is used instead of the cylinder-shaped conductive elastic body 120 of FIG. 3. Since the lower portion of the spring 220 is blocked by a support holder 150, light does not leak through gaps of the lower portion of the spring 220 in the transversal direction. However, the upper portion of the spring 220 is not blocked by the support holder 150, and thus light leaks through gaps of the upper portion of the spring 220 in the transversal direction. Accordingly, it is preferable that the upper portion of the spring 220 is wound more closely than the lower portion of the spring 220.
  • a transparent conductive lid 125 is installed so as to cover a vertical through hole formed in the spring 220. Further, the lower end of the spring 220 is electrically connected to a substrate 110.
  • the support holder 150 and a funnel-shaped reflecting plate 135 may be formed integrally. In this case, it is preferable that a connecting portion between the support holder 150 and the reflecting plate 135 is located at a position separated from the upper surface of the substrate 110 by a small distance. Then, since a space A is formed between the reflecting plate 135 and the support holder 150, although another element is mounted on the substrate 110, the switch module of the present invention can be mounted on the substrate 110 without spatial restriction.
  • the support holder 150 and the funnel-shaped reflecting plate 135 are made of a material, such as ABS or polycarbonate, the reflectance of the reflecting plate 135 is improved and the support holder 150 and the funnel-shaped reflecting plate 135 are easily formed integrally.
  • the support holder 150 and the reflecting plate 135 are made of an insulator.
  • FIGs. 5 to 7 are views illustrating a switch module in accordance with a fourth embodiment of the present invention. More particularly, FIG. 5 is a longitudinal sectional view of the switch module, FIG. 6 is a perspective view of the switch module, and FIG. 7 is a perspective view illustrating a conductive button 360 of FIG. 5.
  • light emitting devices 330 are mounted on a substrate 310, and a body 350 is mounted on the substrate 310.
  • the body 350 has a cylindrical shape provided with opened upper and lower portions, and is mounted on the substrate 310 such that the light emitting devices 330 are installed within the lower opening of the body 350.
  • a movement limiting protrusion 350a is formed on the upper end of the body 350, and the lower opening of the body 350 has a funnel structure 335 such that the diameter of the lower opening is increased from the lower part thereof to the upper part thereof.
  • the conductive button 360 which is movable vertically, is inserted into the upper opening of the body 350.
  • the conductive button 360 has a cylindrical shape provided with opened upper and lower portions.
  • An ascent limiting protrusion 360a is formed on the lower end of the conductive button 360 such that the ascent limiting protrusion 360a is caught by the movement limiting protrusion 350a of the body 350, as shown in the portion 'B', and thus the conductive button 360 is not separated from the body 350, when the conductive button 360 ascends.
  • the upper opening of the conductive button 360 is covered with a transparent conductive lid 325.
  • a spring latching protrusion 360c is protruded from the inner surface of the upper end of the conductive button 360, and spring fixing protrusions 360b are protruded from the inner surface of the conductive button 360 below the spring latching protrusion 360c.
  • a spring 320 is installed such that the upper end of the spring 320 is interposed between the spring latching protrusion 360c and the spring fixing protrusions 360b, and the lower end of the spring 320 contacts the lower surface of the body 350.
  • the funnel structure 335 of the body 350 is located within the spring 320.
  • Connecting protrusions 335a for connecting the switch module to a desired region is formed on the lower end of the body 350.
  • a connection pin 510 for electrical connection is installed on the rear surface of the substrate 310.
  • the conductive button 360 serves to facilitate the connection between the spring 320 and the transparent conductive lid 325.
  • a vacant space D exists at the outside of the funnel-shaped opening 335, and thus the mounting efficiency of the substrate 310 is enhanced.
  • FIG. 8 is a view illustrating a switch module in accordance with a fifth embodiment of the present invention.
  • the switch module in accordance with the fifth embodiment further includes an adaptor 410, as shown in FIG. 9, in addition to the constitution of the switch module of FIG. 5.
  • the adaptor 410 is provided with connecting protrusions 410a and 411a formed at upper and lower ends thereof, and the connecting protrusions 410a of the upper end of the adaptor 410 are engaged with the connecting protrusions 335a of the body 350.
  • the connecting protrusions 335a of the body 350 are connected to a mounting region, but in the switch module of the fifth embodiment, the connecting protrusions 411a of the lower end of the adaptor 410 are connected to the mounting region.
  • Pin holes 512 through which connection pins 510 electrically connected with a substrate 310 pass, are formed through the lower surface of the adaptor 410.
  • the present invention provides a switch module, which achieves an enhancement in brightness using a funnel-shaped reflecting plate and an enhancement in sensitivity using a transparent conductive lid even when a human body contacts a light emitting part.

Landscapes

  • Push-Button Switches (AREA)
  • Switch Cases, Indication, And Locking (AREA)

Abstract

L'invention concerne un module commutateur qui est attaché à un panneau en vue d'une utilisation. Ledit module comprend un substrat sur lequel sont montés des dispositifs électroluminescents; une plaque réfléchissante en forme d'entonnoir montée sur le substrat de façon que les dispositifs électroluminescents soient positionnés dans la plaque réfléchissante; un corps élastique conducteur monté sur la plaque réfléchissante de façon que ladite plaque soit positionnée dans un trou traversant vertical formé dans le corps élastique; un élément support, connecté au substrat de façon à porter le corps élastique conducteur, monté autour de ce dernier, et dont l'extrémité supérieure est inférieure à l'extrémité supérieure dudit corps élastique conducteur; et un couvercle conducteur transparent monté entre le corps élastique conducteur et le panneau de façon à recouvrir le trou traversant vertical dudit corps élastique conducteur.
PCT/KR2007/001301 2006-09-21 2007-03-16 Module commutateur à luminosité et sensibilité améliorées WO2008035838A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2006-0091812 2006-09-21
KR1020060091812A KR100840357B1 (ko) 2006-09-21 2006-09-21 밝기가 개선된 스위치 모듈

Publications (1)

Publication Number Publication Date
WO2008035838A1 true WO2008035838A1 (fr) 2008-03-27

Family

ID=39200650

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2007/001301 WO2008035838A1 (fr) 2006-09-21 2007-03-16 Module commutateur à luminosité et sensibilité améliorées

Country Status (2)

Country Link
KR (1) KR100840357B1 (fr)
WO (1) WO2008035838A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2461645A1 (fr) * 2009-07-27 2012-06-06 Panasonic Corporation Dispositif de fonctionnement et appareil de cuisson utilisant le dispositif de fonctionnement
EP2787113A3 (fr) * 2013-04-04 2015-04-01 LG Electronics, Inc. Panneau de commande et appareil de traitement pour vêtements l'utilisant
CN106464257A (zh) * 2014-04-03 2017-02-22 高准公司 电容式触摸传感器
JP2018006176A (ja) * 2016-07-04 2018-01-11 パナソニックＩｐマネジメント株式会社 静電タッチスイッチ
EP3657680A4 (fr) * 2018-03-08 2020-08-26 Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co., Ltd. Structure de bouton tactile et dispositif électrique

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110247649A (zh) * 2018-03-08 2019-09-17 佛山市顺德区美的电热电器制造有限公司 触摸按键结构及电器

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Publication number Priority date Publication date Assignee Title
JPH0992107A (ja) * 1995-09-28 1997-04-04 Seikosha Co Ltd 静電容量型スイッチ
US5917165A (en) * 1997-02-17 1999-06-29 E.G.O. Elektro-Geraetebau Gmbh Touch switch with flexible, intermediate conductive spacer as sensor button
JP2001057126A (ja) * 1999-08-16 2001-02-27 San Miyuuron:Kk タッチスイッチ
US6664489B2 (en) * 2001-05-09 2003-12-16 E.G.O. Elektro-Geraetebau Gmbh Touch switch with illuminated sensor element surface and light guides
JP2004079381A (ja) * 2002-08-20 2004-03-11 Inax Corp スイッチ装置
KR20060067169A (ko) * 2004-12-14 2006-06-19 에이디반도체(주) 발광소자가 장착된 정전용량 스위치 모듈

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JP2001057123A (ja) 1999-08-18 2001-02-27 Honda Motor Co Ltd ステアリングホイールに配置されるスイッチ

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0992107A (ja) * 1995-09-28 1997-04-04 Seikosha Co Ltd 静電容量型スイッチ
US5917165A (en) * 1997-02-17 1999-06-29 E.G.O. Elektro-Geraetebau Gmbh Touch switch with flexible, intermediate conductive spacer as sensor button
JP2001057126A (ja) * 1999-08-16 2001-02-27 San Miyuuron:Kk タッチスイッチ
US6664489B2 (en) * 2001-05-09 2003-12-16 E.G.O. Elektro-Geraetebau Gmbh Touch switch with illuminated sensor element surface and light guides
JP2004079381A (ja) * 2002-08-20 2004-03-11 Inax Corp スイッチ装置
KR20060067169A (ko) * 2004-12-14 2006-06-19 에이디반도체(주) 발광소자가 장착된 정전용량 스위치 모듈

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2461645A4 (fr) * 2009-07-27 2015-01-07 Panasonic Corp Dispositif de fonctionnement et appareil de cuisson utilisant le dispositif de fonctionnement
EP2461645A1 (fr) * 2009-07-27 2012-06-06 Panasonic Corporation Dispositif de fonctionnement et appareil de cuisson utilisant le dispositif de fonctionnement
US9777421B2 (en) 2013-04-04 2017-10-03 Lg Electronics Inc. Control panel and clothes treating apparatus having the same
EP2787113A3 (fr) * 2013-04-04 2015-04-01 LG Electronics, Inc. Panneau de commande et appareil de traitement pour vêtements l'utilisant
CN106464257B (zh) * 2014-04-03 2019-07-05 高准公司 电容式触摸传感器
EP3127242A4 (fr) * 2014-04-03 2017-11-08 Micro Motion, Inc. Capteur tactile
AU2014389333B2 (en) * 2014-04-03 2018-02-08 Micro Motion, Inc. Capacitive touch sensor
US10128840B2 (en) 2014-04-03 2018-11-13 Micro Motion, Inc. Capacitive touch sensor
CN106464257A (zh) * 2014-04-03 2017-02-22 高准公司 电容式触摸传感器
JP2018006176A (ja) * 2016-07-04 2018-01-11 パナソニックＩｐマネジメント株式会社 静電タッチスイッチ
EP3657680A4 (fr) * 2018-03-08 2020-08-26 Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co., Ltd. Structure de bouton tactile et dispositif électrique
JP2020535535A (ja) * 2018-03-08 2020-12-03 佛山市▲順▼▲徳▼区美的▲電▼▲熱▼▲電▼器制造有限公司Ｆｏｓｈａｎ Ｓｈｕｎｄｅ Ｍｉｄｅａ Ｅｌｅｃｔｒｉｃａｌ Ｈｅａｔｉｎｇ Ａｐｐｌｉａｎｃｅｓ Ｍａｎｕｆａｃｔｕｒｉｎｇ Ｃｏ．， Ｌｔｄ． タッチキー構造及び電器
US11385744B2 (en) 2018-03-08 2022-07-12 Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co., Ltd. Touch key structure and electrical appliance

Also Published As

Publication number Publication date
KR20080026791A (ko) 2008-03-26
KR100840357B1 (ko) 2008-06-20

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