WO2015122123A1 - Interrupteur - Google Patents

Interrupteur Download PDF

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Publication number
WO2015122123A1
WO2015122123A1 PCT/JP2015/000266 JP2015000266W WO2015122123A1 WO 2015122123 A1 WO2015122123 A1 WO 2015122123A1 JP 2015000266 W JP2015000266 W JP 2015000266W WO 2015122123 A1 WO2015122123 A1 WO 2015122123A1
Authority
WO
WIPO (PCT)
Prior art keywords
switch
light
hole
display unit
front surface
Prior art date
Application number
PCT/JP2015/000266
Other languages
English (en)
Japanese (ja)
Inventor
奥野　裕寿
昇 橋本
一哉 馬場
利之 滝井
今井　克哉
Original Assignee
パナソニックＩｐマネジメント株式会社
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 パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Priority to CN201580006740.9A priority Critical patent/CN105981122A/zh
Publication of WO2015122123A1 publication Critical patent/WO2015122123A1/fr
Priority to PH12016501571A priority patent/PH12016501571A1/en

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Classifications

    • 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
    • H01H9/16—Indicators for switching condition, e.g. "on" or "off"
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
    • H01H21/02—Details

Definitions

  • the present invention relates to a switch, and more particularly to a switch attached to a construction surface such as a wall surface.
  • a switch including a switch body having a contact in the body, and an operation unit that is provided so as to cover the front surface of the switch body and switches the contact on / off in response to a pressing operation (for example, Patent Document 1).
  • This type of switch is attached to the wall via the attachment frame in a state where the switch body is fixed to the attachment frame and the rear portion of the switch body is housed in an embedding hole formed in the wall surface.
  • the switch body further includes a light source that is controlled to be turned on according to the on / off state of the contact.
  • a hole penetrating in the front-rear direction is formed at a portion of the operation portion facing the light source, and a display portion is fitted into the hole as a molded product of transparent synthetic resin.
  • the light emitted from the light source is led out to the front side of the operation unit through the display unit arranged to face the light source. Therefore, the user can confirm on / off of the load connected to the contact and the position of the operation unit through the display unit of the operation unit.
  • the present invention has been made in view of the above points, and an object of the present invention is to provide a switch capable of improving the visibility of a display unit while improving the appearance.
  • the switch of the present invention includes a switch main body having a contact and a light source, and an operation unit that is provided so as to cover the front surface of the switch main body and switches on / off of the contact according to a pressing operation.
  • the operation unit includes a base, a translucent part formed of a translucent material and provided on the front surface of the base, and a light guide part.
  • the light guide unit includes a display unit that is exposed from at least the front surface of the translucent unit, and guides light emitted from the light source to the front side of the translucent unit.
  • the base has a first hole through which the display is inserted.
  • the translucent part has a second hole through which the display part is inserted. Between the inner peripheral surface of the second hole and the display unit, an air layer is provided over the entire periphery of the display unit.
  • the operation portion has a first end portion rotatably supported by the switch body and a second end portion located on the opposite side to the first end portion.
  • the front surface of the operation unit includes a first region closer to the first end than the center of the first end and the second end, and a second end closer to the second end than the center. It is preferable to have a second region. It is preferable that the display unit is arranged in the second region.
  • the operation portion has a first end portion rotatably supported by the switch body and a second end portion located on the opposite side to the first end portion.
  • the front surface of the operation unit includes a first region closer to the first end than the center of the first end and the second end, and a second end closer to the second end than the center. It is preferable to have a second region.
  • the light source is preferably disposed at a position overlapping the first region when the operation unit is viewed from the front.
  • the display unit is disposed in the second region, and the light guide unit has an extending portion extending from the light source toward the display unit along a rear surface of the base portion. .
  • the air layer is provided over the entire circumference of the display unit between the inner peripheral surface of the second hole of the translucent unit and the display unit,
  • the light derived toward the surface is easily reflected at the interface between the side surface of the display unit and the air layer.
  • the diffusion of light to the side through the translucent part is suppressed, and the visibility of the display part can be improved while improving the appearance.
  • FIG. 1A is a front view of a main part of an operation handle in the switch device of the present embodiment
  • FIG. 1B is a cross-sectional view taken along line AA in FIG. It is the disassembled perspective view seen from the front of the switch apparatus of this embodiment. It is the perspective view seen from the switch main part and the attachment frame in the switch device of this embodiment. It is a circuit diagram of the switch in the switch apparatus of this embodiment. It is a front view of the state where the switch apparatus of this embodiment was attached to the wall surface. It is a front view of the state where another switch device of this embodiment was attached to the wall surface.
  • the switch 10 of this embodiment is an embedded switch that is attached to a construction surface such as a wall surface, and includes a switch body 1 and an operation handle 2 (operation unit) as shown in FIG.
  • the switch device of this embodiment includes a switch 10, a mounting frame 3, and a plate 4.
  • a wide handle type switch (so-called piano handle type switch) is exemplified as the switch 10, but a switch other than the wide handle type may be used.
  • the respective directions of up, down, left, and right in FIG. 2 are defined. That is, the rear direction in the present embodiment matches the direction in which the operation handle 2 (operation unit) is pushed by the user.
  • the switch body 1 is formed in a rectangular box shape as shown in FIG.
  • the size of the switch body 1 is standardized, and the switch body 1 is formed in such a size that it can be attached to the attachment frame 3 (hereinafter, this size is referred to as one module dimension).
  • a push button handle 11 is attached to the front surface of the switch body 1 so as to be movable in the front-rear direction.
  • the contact 200 switching mechanism is configured such that each time the push button handle 11 is pushed backward, the contact 200 (see FIG. 4) housed in the switch body 1 is switched on / off.
  • a cover 12 having translucency is attached to the left side of the front surface of the switch body 1 at the center in the vertical direction.
  • light sources L1 and L2 whose lighting is controlled according to the on / off state of the contact 200 are housed inside the switch body 1, and light from the light source L1 or L2 passes through the cover 12. And radiated forward.
  • a resistor R1 which is a circuit component for lighting the light sources L1 and L2, a current transformer CT1, a diode D1, and the like are also housed.
  • the light source L1, the light source L2, and the contact 200 will be specifically described (see FIG. 4).
  • the switch 10 is connected so as to insert a contact 200 between a power source and the load for use in turning on / off a load (for example, a lighting fixture) (not shown).
  • a load for example, a lighting fixture
  • the switch body 1 may include only one of the light source L1 and the light source L2.
  • the switch 10 is not limited to the configuration in which the light source L1 and the light source L2 are controlled to be turned on according to the on / off state of the contact 200 in the switch body 1. That is, when the load is a lighting fixture, the intensity and color of the light source may be changed according to the dimming degree of the lighting fixture.
  • the switch 10 of the present embodiment may be a so-called three-way switch other than the one-piece switch as shown in FIG.
  • the switch 10 of the present embodiment may be a so-called three-way switch other than the one-piece switch as shown in FIG.
  • two switches 10 are used for one lighting fixture. Even if the contact in one switch of the two switches 10 is not switched, the lighting state of the light sources of both switches is switched when the contact in the other switch is switched. That is, the lighting state of the light source of each switch 10 is switched according to the open / close state of the circuit to which the load is connected.
  • the configuration of such a three-way switch is well known in the art and will not be described in detail.
  • the left and right sides of the switch body 1 are provided with two mounting claws 13 for mounting the switch body 1 to the mounting frame 3 (only the right side is shown in FIG. 2).
  • a slit is formed around a portion where the two mounting claws 13 are provided, and a portion where the two mounting claws 13 are provided (this portion is referred to as a movable piece 14). Is cantilevered by the switch body 1 on the front end side. Therefore, the two attachment claws 13 provided on the movable piece 14 can be retracted inside the switch body 1 by pushing the protrusion 15 provided on the rear portion of the movable piece 14.
  • two cylindrical shafts 16 for rotatably supporting the first end (left end) 23 side of the operation handle 2 are provided. They are arranged side by side on the upper and lower sides with the cover 12 in between.
  • two wire insertion holes 17 for inserting electric wires are provided on the left and right sides of the switch body 1. Inside the switch body 1, there are housed quick-connection connection terminals that are electrically connected to both terminals of the contact 200, and the core wire of the wire inserted from the wire insertion hole 17 is connected to the connection terminal. Is done.
  • the operation handle 2 includes a base portion 21, a light transmitting portion 22 provided on the front surface of the base portion 21, and a light guide portion 7.
  • the base portion 21 and the light transmitting portion 22 are formed as a two-color molded product.
  • the translucent part 22 is made of a translucent material such as polycarbonate in order to improve the appearance of the operation handle 2.
  • the operation handle 2 is formed in a rectangular plate shape having a dimension sufficiently larger than the front surface of the push button handle 11.
  • the base portion 21 and the light transmitting portion 22 are formed in a rectangular shape having substantially the same dimensions when viewed from the front.
  • an elliptical hole that penetrates the operation handle 2 in the front-rear direction is provided at the center in the vertical direction.
  • the base 21 has a first hole 21a penetrating in the front-rear direction, and the translucent part 22 is positioned in the front-rear direction at a position facing the first hole 21a. It has the 2nd hole 22a which penetrates.
  • the hole is configured such that the first hole 21a and the second hole 22a communicate with each other, and the display unit 71 is inserted into the first hole 21a and the second hole 22a, so that the operation handle 2 is exposed on the front surface.
  • the back surface of the operation handle 2 as shown in FIG.
  • an extension 72 that is part of the light guide 7 and guides light emitted from the cover 12 of the switch body 1 to the display 71. Is attached. And since the display part 71 shines with the light of the light sources L1 and L2 accommodated in the switch body 1 according to the on / off state of the contact point 200, the user can confirm the position of the switch 10 and the state of the load. it can.
  • the light guide unit 7 (the display unit 71 and the extension unit 72) will be described in detail later.
  • the operation handle 2 includes a first end (left end) 23 that is rotatably supported by the switch body 1, and a first end. And a second end (right end) 24 located on the opposite side of the end 23.
  • a bearing portion 27 (see FIG. 1B) is attached to the back surface (rear surface) of the first end portion 23 of the operation handle 2 at a portion facing the shaft 16 of the switch body 1 so that the shaft 16 can rotate. ) Is provided.
  • the operation handle 2 is rotatably supported on the first end portion 23 side (left side) on the front surface of the switch body 1 by holding the shaft 16 on the bearing portion 27.
  • the operation handle 2 rotates with a portion supported by the shaft 16 as a fulcrum. Further, a protrusion 28 (see FIG. 1B) is provided on the rear surface of the operation handle 2 so that the protrusion 28 pushes the push button handle 11 as the operation handle 2 rotates. That is, each time the second end 24 side of the front surface of the operation handle 2 is pushed, the contact 200 housed in the switch body 1 is switched on / off via the push button handle 11.
  • the mounting frame 3 is formed in a rectangular frame shape having a window hole 31 to which the switch body 1 is mounted by a synthetic resin or a metal plate.
  • the mounting frame 3 has a pair of first beam portions 32 facing each other across the window hole 31 in the longitudinal direction (vertical direction in FIG. 2), and a direction intersecting the direction in which the pair of first beam portions 32 are opposed (left and right). In the direction), a pair of second beam portions 33 facing each other with the window hole 31 in between are provided. That is, the window hole 31 is formed by a space surrounded by the pair of first beam portions 32 and the pair of second beam portions 33.
  • the window hole 31 has a rectangular shape, and is formed to have substantially the same size as that of the front surface when three switch bodies 1 are arranged in the vertical direction.
  • each first beam portion 32 has a first beam portion 32 fixed to the wall surface 100 with the back surface side of the first beam portion 32 being in contact with the wall surface 100 (see FIG. 5).
  • An insertion hole 34 for inserting a screw (not shown) is provided.
  • Each first beam portion 32 is provided with a screw hole 35 on the outer side of the insertion hole 34 and in the center in the left-right direction.
  • each second beam portion 33 has a plurality of holding portions as holding portions for holding the switch body 1 at the attachment positions of both side portions and the central portion in the longitudinal direction (vertical direction) of the window hole 31.
  • a through hole is provided. That is, two through-holes 36 are provided as holding portions at the center in the longitudinal direction of each second beam portion 33.
  • the two through holes 36 are provided at the same interval as the two mounting claws 13 on one side of the switch body 1.
  • the through-hole 37 and the through-hole 38 are provided in the one end side (upper part) in the longitudinal direction of each 2nd beam part 33 as a holding
  • a through hole 37 and a through hole 38 are also provided on the other end side (lower side) in the longitudinal direction of each second beam portion 33 as shown in FIG.
  • each second beam portion 33 includes two through holes 36 in the center portion, through holes 37 and 38 in the upper portion, through holes 37 and through holes 38 in the lower portion, Consists of.
  • one switch body 1 is attached to the central portion of the attachment frame 3 via the holding portion with the front end portion of the switch body 1 protruding forward from the window hole 31. .
  • the mounting frame 3 is a switch box embedded in the wall surface 100 in a state where the rear surface (back surface) of the first beam portion 32 is brought into contact with the peripheral portion of the embedding hole provided in the wall surface 100 (see FIG. 5). It is fixed to the wall surface 100 by being attached (not shown). That is, a screw (not shown) passed through the insertion hole 34 of each first beam portion 32 is screwed into the screw hole of the switch box.
  • the attachment frame 3 may be fixed to the wall surface using a conventionally known pinch fitting (not shown).
  • the decorative plate 4 includes a plate body 5 attached to the attachment frame 3 and a plate cover 6 detachably attached to the plate body 5 so as to cover the plate body 5.
  • the plate body 5 is formed in a rectangular frame shape having a pair of horizontal pieces 51 and a pair of vertical pieces 52 by a synthetic resin material.
  • the window hole 53 surrounded by the pair of horizontal pieces 51 and the pair of vertical pieces 52 overlaps the window hole 31 of the attachment frame 3 in the front-rear direction in a state where the plate body 5 is attached to the attachment frame 3. In the position.
  • An insertion hole 54 for inserting a screw is provided in the central portion of each horizontal piece 51 in the left-right direction.
  • rectangular through holes 55 are respectively formed in the central portion and both side portions in the longitudinal direction (vertical direction) of each vertical piece 52.
  • the plate cover 6 has a front wall 62 and a side wall 63 integrally formed as a synthetic resin molding.
  • the front wall 62 has a rectangular shape with four corners as viewed from the front-rear direction, and is formed in a curved shape that swells forward from the periphery toward the center.
  • a rectangular window hole 61 is formed in the center of the front wall 62.
  • a hooking portion shown in FIG. 5 is inserted into the through hole 55 and hooked to the peripheral edge portion of the front wall 62 at a portion corresponding to each of the plurality of through holes 55 provided in the plate body 5.
  • the side wall 63 is formed in an annular shape whose front end is connected to the peripheral edge of the front wall 62.
  • the side wall 63 is configured to incline outward toward the front.
  • the light guide unit 7 is configured to guide the light emitted from the light source L1 or L2 of the switch body 1 to the front side of the operation handle 2 as shown in FIGS. 1 (a) and 1 (b).
  • the display part 71 and the extension part 72 are provided.
  • the display unit 71 is a molded product formed of a light-transmitting material such as acrylic resin, and the first hole 21a on the rear surface side of the base 21 is formed. It has the collar part 71a fixed to a periphery, and the main-body part 71b which protrudes ahead from the collar part 71a.
  • the main body 71b is formed in an oval shape that is the same shape as the first hole 21a and the second hole 22a when viewed from the front-rear direction.
  • the main body portion 71b is inserted through the first hole 21a and the second hole 22a, and the front surface of the main body portion 71b is exposed from the front surface of the operation handle 2.
  • the groove part 71c which has the some groove
  • the extending portion 72 extends from the front of the light sources L1 and L2 of the switch body 1 toward the display portion 71 along the rear surface of the base portion 21, as shown in FIG. Specifically, the extending portion 72 is an elongated plate-like prism extending in the left-right direction, and is disposed between the base portion 21 and the switch body 1 along the rear surface of the base portion 21.
  • the extension part 72 has an incident surface 72a that faces the cover 12 of the switch body 1 on the left end side, and an emission surface 72b that faces the display part 71 on the right end side.
  • Light emitted from the light source L1 or L2 of the switch body 1 through the cover 12 is incident from the incident surface 72a, is refracted by the first refracting surface 72c, and is guided to the right. Further, the light guided to the right is refracted forward by the second refracting surface 72d and emitted toward the display unit 71 from the emitting surface 72b.
  • the main body 71b of the display unit 71 of the present embodiment is arranged so as to be separated from the light transmitting part 22 over the entire circumference of the main body 71b.
  • the refractive index of the air layer 8 is 1, and the refractive index of the display portion 71 and the light transmitting portion 22 of the resin molded product is about 1.5 to 1.6.
  • the air layer 8 the critical angle is reduced, and the light emitted from the display unit 71 toward the side (toward the light transmitting unit 22) is reflected on the side surface of the display unit 71 and the air layer 8. It is easy to cause total reflection at the interface. That is, by providing the air layer 8, diffusion of light to the translucent part 22 is suppressed. As a result, by providing the light transmitting portion 22, while improving the appearance of the operation handle 2, diffusion of light to the light transmitting portion 22 is suppressed, so that the visibility of the display portion 71 can be improved.
  • the thickness of the air layer 8 (that is, the dimension of the gap when viewed from the front) is preferably 0.5 mm or less.
  • an air layer continues to the air layer 8 also between the main-body part 71b and the internal peripheral surface of the 1st hole 21a of the base 21. Is provided.
  • the main body 71b and the inner peripheral surface of the first hole 21a of the base 21 contact each other over the entire circumference without providing an air layer. It is more preferable. In this case, stable positioning of the display unit 71 can be performed, and the thickness of the air layer 8 can be kept more uniform over the entire circumference.
  • the display unit 71 of the present embodiment is arranged in the second area 26.
  • region 25 is the area
  • the second region 26 is defined as a region closer to the second end 24 than the center C1 (in the present embodiment, the right half of the front surface).
  • the display unit 71 is also disposed in the second area 26. Yes. Therefore, when the user switches the contact point 200 on / off, the user may push the display unit 71 or its periphery backward using the light of the display unit 71 as a mark. Therefore, the operability is improved as compared with the case where the display unit is arranged in the first region 25 on the first end 23 side that is rotatably supported by the switch body 1. As shown in FIG. 1A, the display unit 71 is preferably arranged closer to the second end 24 than the center C1 in the second region 26.
  • the push button handle 11 of the switch body 1 is arranged slightly closer to the second region 26 with respect to the center C1 when the operation handle 2 is viewed from the front. Therefore, structurally, the light sources L1 and L2 and the cover 12 of the switch main body 1 are arranged at a position overlapping the first region 25 when the operation handle 2 is viewed from the front.
  • the light guide portion 7 of the present embodiment includes the extension portion 72 extending from the front of the light sources L1 and L2 of the switch body 1 toward the display portion 71 along the rear surface of the base portion 21. I have.
  • the extension unit 72 is used. Light from the light sources L1 and L2 can be guided to the display unit 71.
  • the operation handle 2 shown in FIGS. 1A to 5 is used when only one switch body 1 is attached to the central portion of the mounting frame 3, and the size of the operation handle 2 is the window hole of the plate cover 6.
  • the size is approximately the same as 61.
  • three operation handles 2A (operation portions) as shown in FIG. 6 may be provided.
  • the size of each operation handle 2A is formed to be approximately the same as the size obtained by dividing the window hole 61 into three equal parts in the longitudinal direction. In this case, one switch body 1 and one operation handle 2A constitute one switch. Since the operation handle 2A has the same configuration as the operation handle 2 except for the size, the description thereof is omitted.
  • two operation handles (operation units) may be provided. In this case, the size of each operation handle is formed to be approximately the same as the size of the window hole 61 divided in half in the longitudinal direction.
  • the switch 10 includes the switch body 1 including the contact point 200 and the light sources L1 and L2, and the operation unit (operation handle 2).
  • the operation unit (operation handle 2) is provided so as to cover the front surface of the switch body 1, and switches the contact 200 on / off in accordance with the pressing operation.
  • the operation unit (operation handle 2) includes a base 21, a translucent part 22 formed of a translucent material and provided on the front surface of the base 21, and the light guide unit 7.
  • the light guide unit 7 includes at least a display unit 71 exposed from the front surface of the light transmitting unit 22, and guides light emitted from the light source L ⁇ b> 1 or L ⁇ b> 2 to the front side of the light transmitting unit 22.
  • the base 21 has a first hole 21a through which the display unit 71 is inserted.
  • the translucent part 22 has a second hole 22a through which the display part 71 is inserted. Between the inner peripheral surface of the second hole 22 a and the display unit 71, an air layer 8 is provided over the entire periphery of the display unit 71.
  • the operation portion (operation handle 2) includes a first end portion 23 that is rotatably supported by the switch body 1, and a second end located on the opposite side of the first end portion 23. Part 24.
  • the front surface of the operation portion (operation handle 2) is a first region 25 closer to the first end portion 23 than the center C1 of the first end portion 23 and the second end portion 24, and second from the center C1.
  • the display unit 71 is preferably disposed in the second region 26.
  • the operation portion (operation handle 2) includes a first end portion 23 that is rotatably supported by the switch body 1, and a second end located on the opposite side of the first end portion 23. Part 24.
  • the front surface of the operation portion (operation handle 2) is a first region 25 closer to the first end portion 23 than the center C1 of the first end portion 23 and the second end portion 24, and second from the center C1.
  • the light sources L1 and L2 are preferably arranged at positions that overlap the first region 25 when the operation unit (operation handle 2) is viewed from the front.
  • the display unit 71 is further disposed in the second region 26, and the light guide unit 7 includes an extension unit 72 extending from the light sources L 1 and L 2 toward the display unit 71 along the rear surface of the base 21. It is preferable to have.

Abstract

La présente invention concerne un interrupteur permettant d'améliorer la visibilité d'une partie indicatrice tout en améliorant son apparence externe. L'interrupteur comprend un corps principal d'interrupteur pourvu d'un contact et d'une source de lumière, et une partie d'actionnement (2). La partie d'actionnement (2) est disposée de manière à couvrir la surface avant du corps principal d'interrupteur et fait basculer le contact entre des positions de fermeture et d'ouverture de circuit en réponse à une opération d'appui. La partie d'actionnement contient une partie base (21), une partie de transmission de lumière (22) faite d'un matériau transparent et disposée sur la surface avant de la partie base (21), et une partie de guidage de lumière (7). La partie de guidage de lumière (7) comporte au moins une partie indicatrice (71) exposée à travers la surface avant de la partie de transmission de lumière (22), et guide la lumière émise par la source de lumière vers le côté surface avant de la partie de transmission de lumière (22). La partie base (21) comporte un premier trou (21a) à travers lequel la partie indicatrice (71) est introduite. La partie de transmission de lumière (22) comporte un second trou (22a) à travers lequel la partie indicatrice (71) est introduite. Entre la surface périphérique interne du second trou (22a) et la partie indicatrice (71), une couche d'air (8) est ménagée sur tout le périmètre de la partie indicatrice (71).
PCT/JP2015/000266 2014-02-13 2015-01-21 Interrupteur WO2015122123A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201580006740.9A CN105981122A (zh) 2014-02-13 2015-01-21 开关
PH12016501571A PH12016501571A1 (en) 2014-02-13 2016-08-08 Switch

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014025222A JP6168455B2 (ja) 2014-02-13 2014-02-13 スイッチ
JP2014-025222 2014-02-13

Publications (1)

Publication Number Publication Date
WO2015122123A1 true WO2015122123A1 (fr) 2015-08-20

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Application Number Title Priority Date Filing Date
PCT/JP2015/000266 WO2015122123A1 (fr) 2014-02-13 2015-01-21 Interrupteur

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JP (1) JP6168455B2 (fr)
CN (1) CN105981122A (fr)
PH (1) PH12016501571A1 (fr)
TW (1) TWI552186B (fr)
WO (1) WO2015122123A1 (fr)

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CN107633966B (zh) * 2017-10-23 2021-11-09 宁波公牛电器有限公司 一种具有指示功能的开关按键及开关

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US3916133A (en) * 1974-04-22 1975-10-28 Allen Bradley Co Optical indicator for enclosed operating mechanism
JPH09245558A (ja) * 1996-03-12 1997-09-19 Toto Ltd 照光式キートップ
JP2001195944A (ja) * 2000-01-14 2001-07-19 Calsonic Kansei Corp 車両用スイッチの操作ノブ構造
JP2004296232A (ja) * 2003-03-26 2004-10-21 Matsushita Electric Works Ltd スイッチ

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TW201546858A (zh) 2015-12-16
CN105981122A (zh) 2016-09-28
JP6168455B2 (ja) 2017-07-26
JP2015153558A (ja) 2015-08-24
PH12016501571A1 (en) 2017-02-06
TWI552186B (zh) 2016-10-01

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