WO2023079952A1 - 配線器具 - Google Patents

配線器具 Download PDF

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Publication number
WO2023079952A1
WO2023079952A1 PCT/JP2022/038836 JP2022038836W WO2023079952A1 WO 2023079952 A1 WO2023079952 A1 WO 2023079952A1 JP 2022038836 W JP2022038836 W JP 2022038836W WO 2023079952 A1 WO2023079952 A1 WO 2023079952A1
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WO
WIPO (PCT)
Prior art keywords
light
light source
incident
emitted
emission
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Application number
PCT/JP2022/038836
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English (en)
French (fr)
Japanese (ja)
Inventor
思含 董
弘行 工藤
志実 四元
Original Assignee
パナソニックホールディングス株式会社
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Application filed by パナソニックホールディングス株式会社 filed Critical パナソニックホールディングス株式会社
Publication of WO2023079952A1 publication Critical patent/WO2023079952A1/ja

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • 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
    • H01H9/02—Bases, casings, or covers
    • 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

Definitions

  • the present disclosure generally relates to wiring devices. More particularly, the present disclosure relates to a wiring device having an exit surface for emitting light.
  • the switch described in Patent Document 1 includes a switch body in which a contact device is housed in a body, a light source provided in the switch body, an operation handle disposed on the front side of the switch body, and light from the light source. and a prism having a condensing portion.
  • the condensing part guides the light from the light emitting source to the display surface of the display part between the switch body and the operation handle.
  • the condensing part includes a first reflecting surface which is adjacent to an incident surface on which light from the light emitting source is incident and forms an angle of 45° with respect to the incident surface; and a second reflecting surface that reflects light toward the display surface.
  • the present disclosure has been made in view of the above reasons, and an object thereof is to provide a wiring device capable of improving the uniformity of the emission intensity of the emission surface from which light is emitted.
  • a wiring device includes a first light source section and a second light source section that emit light, and a light guide member.
  • the light guide member includes a first incident surface on which light emitted from the first light source unit is incident, a second incident surface on which light emitted from the second light source unit is incident, the first incident surface, and and an exit surface provided opposite to the second entrance surface.
  • the light guide member guides the light emitted from the first light source section from the first incidence surface to the emission surface, and emits the light to the outside from the emission surface.
  • the light guide member guides the light emitted from the second light source section from the second incidence surface to the emission surface, and emits the light to the outside from the emission surface.
  • the first incident surface and the second incident surface are provided at both ends of the light guide member in one direction along the exit surface.
  • the first light source part and the second light source part are arranged to face the first incident surface and the second incident surface, respectively.
  • FIG. 1 is an exploded perspective view of a wiring device according to an embodiment of the present disclosure
  • FIG. FIG. 2 is side surface sectional drawing of wiring accessories same as the above.
  • FIG. 3 is an enlarged view of part A in FIG.
  • FIG. 4 is a block diagram of wiring accessories same as the above.
  • FIG. 5 is a bottom view of a light guide member included in the wiring device;
  • FIG. 6 is a rear view of a light guide member included in the wiring device;
  • FIG. 7 is an external perspective view of a light guide member included in the above wiring device.
  • FIG. 8 is sectional drawing of a wiring accessories same as the above.
  • 9 is an enlarged view of the B portion of FIG. 8.
  • FIG. FIG. 10 is an external perspective view of the wiring device same as the above.
  • FIG. 10 is an external perspective view of the wiring device same as the above.
  • FIG. 11 is a front view of wiring accessories same as the above.
  • FIG. 12 is a rear view of wiring accessories same as the above.
  • FIG. 13 is a rear view of an outer cover included in the above wiring device.
  • FIG. 14 is an enlarged view of part A in FIG.
  • FIG. 15 is a side cross-sectional view of a wiring device that does not have a recess provided in the same wiring device.
  • 16 is a side cross-sectional view of a wiring device according to Modification 1.
  • FIG. 17 is an external perspective view of a light guide member included in the wiring device according to Modification 2.
  • FIG. 18 is a cross-sectional view of a light guide member included in a wiring device according to Modification 2.
  • FIG. 1 is a front view of wiring accessories same as the above.
  • FIG. 12 is a rear view of wiring accessories same as the above.
  • FIG. 13 is a rear view of an outer cover included in the above wiring device.
  • FIG. 14 is an enlarged view of part A
  • a wiring accessory 1 according to an embodiment of the present disclosure will be described in detail with reference to the drawings.
  • Each drawing described in the following embodiments is a schematic drawing, and the ratio of the size and thickness of each component in each drawing does not necessarily reflect the actual dimensional ratio. Not exclusively.
  • the embodiments and modifications described below are merely examples of the present disclosure, and the present disclosure is not limited to the embodiments and modifications. Other than this embodiment and modifications, various modifications can be made according to the design and the like within the scope of the technical idea of the present disclosure. Moreover, the following embodiments (including modifications) may be combined as appropriate and implemented.
  • the wiring device 1 includes a proximity sensor 10 used for detecting a detection target such as a human body or an object, and for switching ON/OFF of a lighting device or the like. Used as a switch.
  • the wiring device 1 also includes a first light source section 521 and a second light source section 522 that respectively emit light, and a light guide member 30, as shown in FIGS.
  • the light guide member 30 has a first incident surface 35 on which light emitted from the first light source section 521 is incident, a second incident surface 36 on which light emitted from the second light source section 522 is incident, and a first incident surface. 35 and an exit surface 33 provided opposite the second entrance surface 36 .
  • the light guide member 30 guides the light emitted from the first light source section 521 from the first incidence surface 35 to the emission surface 33 and emits the light from the emission surface 33 to the outside.
  • the light guide member 30 guides the light emitted from the second light source section 522 from the second incident surface 36 to the emission surface 33 and emits the light from the emission surface 33 to the outside.
  • the first entrance surface 35 and the second entrance surface 36 are provided at both end portions of the light guide member 30 in one direction (second arrangement direction DR2) along the exit surface 33 .
  • the first light source unit 521 and the second light source unit 522 are arranged at positions facing the first incident surface 35 and the second incident surface 36, respectively.
  • the light emitted from each of the first light source section 521 and the second light source section 522 can be guided to the emission surface 33 from each of the first incident surface 35 and the second incident surface 36. can.
  • the light emitted from each of the first light source unit 521 and the second light source unit 522 is superimposed on the light emitting surface 33, so that even when the light emitting surface 33 is enlarged, the light emitted from the single light source unit
  • the uniformity of the emission intensity of the exit surface 33 can be improved as compared with the case where the incident light is guided from a single incident surface.
  • the X-axis direction is defined as the horizontal direction
  • the Y-axis direction is defined as the front-rear direction (depth direction)
  • the Z-axis direction is defined as the vertical direction.
  • the positive direction of the X-axis direction is defined as the right side
  • the positive direction of the Y-axis direction is defined as the front side
  • the positive direction of the Z-axis direction is defined as the upper side.
  • these directions are only examples, and are not intended to limit the directions in which the proximity sensor and wiring device are used.
  • the arrows indicating each direction in the drawings are only shown for explanation and are not substantial.
  • the proximity sensor 10 includes a detection section 20 and a light guide member 30, as shown in FIG.
  • the detection unit 20 has a light emitting unit 21 that emits light and a light receiving unit 22 that outputs an electrical signal corresponding to the incident light.
  • the light guide member 30 has a first area 31 facing the light emitting section 21 and a second area 32 facing the light receiving section 22, as shown in FIGS.
  • the first region 31 and the second region 32 are provided along the arrangement direction DR1 (see FIG. 9) in which the light emitting section 21 and the light receiving section 22 are arranged.
  • the light guide member 30 has a third area 33 facing the space A1 in which the detection target B1 of the detection unit 20 exists.
  • the third region 33 has, for example, a rectangular shape having long sides in the vertical direction.
  • the first area 31 may be referred to as the third incident surface 31, the second area 32 as the second exit surface 32, and the third area 33 as the exit surface 33 or the first exit surface 33.
  • the light guide member 30 guides the light emitted from the light emitting section 21 from the first region 31 (third incidence surface 31) to the third region 33 (first emission surface 33), and the light is emitted from the first emission surface 33. emit to the outside. Further, the light guide member 30 guides the reflected light from the detection target B ⁇ b>1 incident from the first emission surface 33 to the second emission surface 32 from the first emission surface 33 and emits the light to the light receiving section 22 .
  • FIG. 4 is a schematic block diagram of the wiring accessory 1 of this embodiment.
  • the wiring device 1 includes a detection unit 20 and a control unit 50.
  • the wiring device 1 also includes a pair of first terminals T11 and T12, a pair of second terminals T21 and T22, a switch 51, a display section 52, a brightness sensor 53, a temperature sensor 54, and a power supply section 55. And further comprising.
  • a power supply 2 such as a commercial AC power supply is connected to the pair of first terminals T11 and T12 via electric wires.
  • a device 3 such as a lighting fixture is connected to the pair of second terminals T21 and T22 via electric wires.
  • the power supply unit 55 steps down the AC voltage input via the first terminals T11 and T12, rectifies and smoothes the voltage, and converts it into a DC voltage of a predetermined voltage value.
  • the power supply unit 55 supplies a voltage required for operation to internal circuits such as the detection unit 20, the control unit 50, the display unit 52, the brightness sensor 53, the temperature sensor 54, and the like.
  • the switch 51 includes a semiconductor switch such as a MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor) or a three-terminal thyristor, and is controlled to be turned on or off by the control unit 50 .
  • the switch 51 is electrically connected between the second terminal T22 and the first terminal T12. Also, the first terminal T11 and the second terminal T21 are electrically connected via an internal conductive member.
  • the power source 2 and the device 3 are connected in series across the switch 51, and the state in which the voltage is supplied to the device 3 and the voltage supply to the device 3 are cut off by turning on/off the switch 51. state can be switched.
  • the detection unit 20 includes the light emitting unit 21 and the light receiving unit 22 as described above. Moreover, the detection unit 20 further includes a detection circuit 23 .
  • the light emitting unit 21 has, for example, an infrared light emitting diode that emits infrared light.
  • the light emitting unit 21 may be configured to emit infrared light all the time, or may be configured to emit infrared light at predetermined time intervals.
  • Light emitted from the light emitting section 21 enters the light guide member 30 from the third incident surface 31 and is guided to the first emitting surface 33 .
  • the wiring device 1 further includes a light-transmitting cover 60 (see FIG. 8) arranged to face the first emission surface 33 . The light guided to the first emission surface 33 is emitted to the space A1 through the translucent cover 60 .
  • the light receiving section 22 has, for example, a photodiode sensitive to light in the infrared region.
  • the light receiving section 22 converts the incident light into an electrical signal and outputs the electrical signal to the detection circuit 23 .
  • the light receiving section 22 outputs an electric signal having a voltage level corresponding to the amount of light received to the detection circuit 23 .
  • the detection circuit 23 detects the presence or absence of the detection target B1 (for example, part of the human body) based on the electrical signal input from the light receiving unit 22 .
  • the detection circuit 23 outputs a detection signal indicating the presence of the detection target B1 to the control unit 50 when the voltage level of the electric signal output from the light receiving unit 22 exceeds a predetermined threshold.
  • the detection circuit 23 outputs to the control section 50 a detection signal indicating that the detection target B1 does not exist.
  • the display unit 52 includes a first light source unit 521 and a second light source unit 522 that respectively emit light.
  • Each of the first light source section 521 and the second light source section 522 is, for example, a light emitting diode (LED).
  • the first light source unit 521 and the second light source unit 522 are not limited to LEDs, and may be, for example, organic EL (Electro-Luminescence) elements.
  • the control unit 50 turns on the first light source unit 521 and the second light source unit 522, thereby causing the protrusion 61 (see FIG. 1) of the translucent cover 60 to emit light.
  • the protruding portion 61 shines brightly, so that the user can grasp the position of the protruding portion 61 (that is, the position of the wiring accessory 1).
  • the brightness sensor 53 is sensitive to light in the near-infrared region.
  • the brightness sensor 53 has, for example, a photodiode, detects the brightness of the space A1, and outputs the detection result to the control unit 50.
  • FIG. 1 A photodiode
  • the temperature sensor 54 detects the temperature around the wiring device 1 .
  • the temperature sensor 54 has a temperature sensitive element such as a thermistor.
  • the temperature sensor 54 detects, for example, the temperature of the detection section 20 and outputs the detection result to the control section 50 .
  • the main configuration of the control unit 50 is a computer system having one or more processors and memories.
  • the functions of the control unit 50 are realized by the processor of the computer system executing a program recorded in the memory of the computer system.
  • the program may be recorded in a memory, provided through an electric communication line such as the Internet, or recorded in a non-temporary recording medium such as a memory card and provided.
  • the control unit 50 controls on/off of the switch 51 based on the detection result of the detection unit 20 . Further, the control unit 50 turns off the first light source unit 521 and the second light source unit 522 when the switch 51 is turned on (when the lighting fixture is turned on), and turns off the switch 51 when the switch 51 is turned off (when the lighting fixture is turned off). The first light source section 521 and the second light source section 522 are turned on.
  • the control unit 50 also has a function of adjusting the threshold of the detection circuit 23 according to the detection results of the brightness sensor 53 and the temperature sensor 54.
  • the threshold of the detection circuit 23 can be switched between two levels, a first threshold and a second threshold higher than the first threshold.
  • the control unit 50 controls the device 3 based on the detection result of the detection unit 20 and the detection result of the brightness sensor 53. Specifically, when the brightness detected by the brightness sensor 53 is darker than a predetermined first reference value, the control unit 50 sets the threshold of the detection circuit 23 to the first threshold. Further, when the brightness detected by the brightness sensor 53 is the same as or brighter than the first reference value, the control unit 50 sets the threshold of the detection circuit 23 to the second threshold. When the ambient brightness is equal to or brighter than the first reference value, the threshold of the detection circuit 23 is set to a second threshold higher than the first threshold, so external light (for example, the sun It is possible to suppress erroneous detection of the detection circuit 23 due to light, etc.).
  • control unit 50 controls the device 3 based on the detection result of the detection unit 20 and the detection result of the temperature sensor 54 . Specifically, when the temperature detected by the temperature sensor 54 is lower than a predetermined second reference value, the controller 50 sets the threshold of the detection circuit 23 to the first threshold. Further, when the temperature detected by the temperature sensor 54 is equal to or higher than the second reference value, the control unit 50 sets the threshold of the detection circuit 23 to the second threshold. The output of the detection circuit 23 tends to increase as the temperature increases. Since the second threshold is set higher than the threshold, erroneous detection by the detection circuit 23 can be suppressed.
  • FIG. 1 the structure of the wiring accessory 1 will be described with reference to FIGS. 1 to 15.
  • FIG. 1 the structure of the wiring accessory 1 will be described with reference to FIGS. 1 to 15.
  • the wiring device 1 further includes a case 70 having a body 71 and a cover 72, and a front panel 90, as shown in FIGS.
  • the wiring device 1 is attached to a facility wall 200 (see FIG. 8) or the like using a synthetic resin attachment frame 100, for example.
  • the mounting frame 100 is, for example, a mounting frame dedicated to wide handle type switches standardized by Japanese Industrial Standards.
  • a rectangular window hole 101 is provided in the center of the mounting frame 100 , and the case 70 of the wiring device 1 is fitted into this window hole 101 .
  • the mounting frame 100 has a pair of side walls 102 on both left and right sides of the window hole 101 .
  • a total of eight fitting holes 103 are provided in each of the pair of side walls 102 at intervals in the longitudinal direction (vertical direction).
  • Mounting pieces 104 are provided on both upper and lower sides of the window hole 101, respectively.
  • a long hole 105 is provided in the center of each mounting piece 104 into which a screw for fixing the mounting frame 100 to the switch box embedded in the wall 200 is inserted.
  • Each mounting piece 104 is provided with two round holes 106 spaced apart in the left-right direction on the side opposite to the window hole 101 with respect to the long hole 105 . Further, each mounting piece 104 is provided with a screw hole 107 for mounting a rectangular plate frame covering the front surface of the mounting frame 100 between the two round holes 106 .
  • the mounting frame 100 is fixed to a switch box embedded in the wall 200 with screws passed through the long holes 105, or fixed to a wall such as a gypsum board using clamps. Also, the mounting frame 100 is fixed to a wooden wall or the like with tapping screws passed through round holes 106 . Also, the plate frame is fixed to the mounting frame 100 by placing the plate frame on the front surface of the mounting frame 100 and screwing the screws through the holes of the plate frame into the screw holes 107 . Illustration of the plate frame is omitted in FIG.
  • the case 70 is formed into a rectangular box shape by joining the body 71 and the cover 72 together.
  • the body 71 constitutes the rear portion of the case 70 .
  • the body 71 is made of synthetic resin, for example, and has a rectangular box shape with an opening on the front surface.
  • Two wire insertion holes 75 into which wires are inserted are provided on each of the left and right sides of the rear surface of the body 71 (see FIG. 12).
  • two wire insertion holes 75 on one side receive two wires respectively connected to the first terminals T11 and T12.
  • Two wires connected to the second terminals T21 and T22, respectively, are inserted into the remaining two wire insertion holes 75 that have been inserted.
  • the cover 72 constitutes the front part of the case 70 .
  • the cover 72 is made of synthetic resin, for example, and has a rectangular box shape with an opening on the rear surface.
  • a rectangular window hole 76 for exposing the first emission surface 33 of the light guide member 30 is provided in the center of the front surface of the cover 72 .
  • left and right side walls of the cover 72 are provided with two protrusions 77 that are respectively fitted into two fitting holes 103 provided in the vertical center of the left and right side walls 102 of the mounting frame 100 .
  • a pair of protruding pieces 74 protruding rearward from both ends in the left-right direction are provided on the upper side wall and the lower side wall of the cover 72 .
  • a pair of protrusions 73 are provided on each of the upper and lower walls of the body 71 .
  • the body 71 and the cover 72 are butted against each other in the front-rear direction, and the projections 73 of the body 71 are fitted into the holes of the projecting pieces 74 of the cover 72 , so that the body 71 and the cover 72 are joined to assemble the case 70 .
  • components such as the first substrate 81, the second substrate 82, and the light guide member 30 are accommodated.
  • the second substrate 82 is accommodated inside the case 70 so as to be positioned behind the first substrate 81 .
  • the detection unit 20 is mounted at a position corresponding to the window hole 76 of the cover 72 .
  • the light-emitting unit 21 and the light-receiving unit 22 included in the detection unit 20 are arranged in the arrangement direction DR1 along the left-right direction.
  • the first substrate 81 is provided with a long hole 83 on the right side of the detection section 20 and a round hole 84 on the left side of the detection section 20 .
  • the display unit 52 also includes a first light source unit 521 and a second light source unit 522, which are green light emitting diodes, for example.
  • the first light source section 521 is arranged above the detection section 20
  • the second light source section 522 is arranged below the detection section 20
  • the detection section 20 is arranged between the first light source section 521 and the second light source section 522 .
  • the arrangement direction DR1 first arrangement direction DR1 in which the light emitting units 21 and the light receiving units 22 are arranged is the X-axis direction in FIG.
  • the second arrangement direction DR2 (see FIG. 3) is the Z-axis direction in FIG. That is, the first arrangement direction DR1 and the second arrangement direction DR2 are orthogonal.
  • the arrangement area of the light emitting unit 21, the light receiving unit 22, the first light source unit 521, and the second light source unit 522 on the first substrate 81 can be saved.
  • Components such as the first terminals T11 and T12, the second terminals T21 and T22, and the power source section 55 are mounted on the second substrate 82.
  • the first terminals T11 and T12 and the second terminals T21 and T22 are arranged at positions corresponding to two pairs of wire insertion holes 75 provided on the rear surface of the body 71 .
  • the light guide member 30 is housed inside the case 70 so as to be positioned in front of the detection section 20 , the first light source section 521 and the second light source section 522 .
  • the light guide member 30 includes a rectangular parallelepiped main portion 300 and two light guides provided at a first end portion 301 on the right side and a second end portion 302 on the left side of the main portion 300 . and a light guide portion 40 (a first light guide portion 40A and a second light guide portion 40B).
  • the first end portion 301 and the second end portion 302 of the light guide member 30 are located on both sides of the detection section 20 in the first arrangement direction DR1.
  • the light guide portion 40 is provided on at least one of the first end portion 301 and the second end portion 302, and the inside of the light guide member 30 is directed toward the first surface 30A (see FIG. 6), which is the rear surface of the main portion 300.
  • the noise light that travels along the path is guided to the fourth region 34 and emitted from the fourth region 34 to the outside.
  • the first surface 30A is provided with a third incident surface 31 on which the light from the light emitting section 21 is incident in a region facing the light emitting section 21 of the detection section 20 .
  • a second emission surface 32 is provided on the first surface 30A of the main portion 300 in a region facing the light receiving portion 22 of the detection portion 20. , enters the light receiving section 22 .
  • the second emission surface 32 is provided with a condensing portion 321 that converges the light transmitted through the second emission surface 32 onto the light receiving portion 22 .
  • the condensing part 321 includes a convex condensing lens protruding toward the light receiving part 22 . It should be noted that the condensing part 321 is not limited to one including a convex condensing lens, and may be a Fresnel lens-shaped lens.
  • first incident surface 35 and second incident surface 36 are provided on both sides of the third incident surface 31 and the second exit surface 32 in the direction (vertical direction) orthogonal to the first arrangement direction DR1.
  • first incident surface 35 and second incident surface 36 are provided on the first surface 30A of the main portion 300.
  • the direction orthogonal to the arrangement direction DR1 is the second arrangement direction DR2 in which the first light source units 521 and the second light source units 522 are arranged, as described above. That is, as shown in FIG. 3, the first incident surface 35 and the second incident surface 36 are arranged in the second arrangement direction DR2.
  • the term “perpendicular” as used in the present disclosure means that the two are substantially perpendicular, that is, the two are strictly perpendicular, and the angle between the two is less than 15 degrees, for example, from 90 degrees. A relationship that falls within a range.
  • the first incident surface 35 and the second incident surface 36 face the first light source section 521 and the second light source section 522 mounted on the first substrate 81, respectively. Further, in this embodiment, the first incident surface 35 and the second incident surface 36 are parallel to the first exit surface 33 . That is, the second arrangement direction DR ⁇ b>2 in which the first entrance surface 35 and the second entrance surface 36 are arranged is the direction along the first exit surface 33 .
  • the term “parallel” as used in the present disclosure means that the two are substantially parallel, that is, the two are strictly parallel, and the angle between the two is, for example, less than 15 degrees. Say something.
  • the first incident surface 35 and the second incident surface 36 have an uneven structure for diffusing incident light.
  • the uneven structure is formed by sandblasting, for example.
  • the average distance between adjacent convex portions is, for example, about 0.15 mm.
  • the uneven structure may be formed by providing a plurality of hemispherical recesses having a radius of about 0.2 mm on the first incident surface 35 and the second incident surface 36 .
  • the light incident on the first incident surface 35 from the first light source unit 521 and the light incident on the second incident surface 36 from the second light source unit 522 are diffused by the uneven structure of the first incident surface 35 and the second incident surface 36. and guided to the first exit surface 33 .
  • the light guide member 30 directs at least part of the light emitted from the first light source section 521 to the second light source section 522 rather than the incident position on the first incident surface 35 when viewed from the front of the first emission surface 33 .
  • the light is guided to the exit position of the first exit surface 33 which is closer.
  • FIG. 3 the light passing through the optical path C10 among the light emitted from the first light source section 521 will be described.
  • Light passing through the optical path C10 is emitted from the first light source section 521 in a direction inclined upward with respect to the front-rear direction.
  • the refractive index of the light guide member 30 is higher than that of the air, and the light passing through the optical path C10 is refracted downward when entering the first incident surface 35, and then by the upper surface 303 of the main portion 300. The light is reflected and guided to the first exit surface 33 .
  • the output position P12 of the first output surface 33 of the light passing through the optical path C10 is closer to the second light source unit 522 than the incident position P11 on the first input surface 35 when viewed from the front of the first output surface 33. The light is emitted obliquely downward from the emission position P12.
  • the light guide member 30 directs at least part of the light emitted from the second light source section 522 to the first light source rather than the incident position on the second incidence surface 36 when viewed from the front of the first emission surface 33 .
  • the light is guided to the exit position of the first exit surface 33 near the portion 521 .
  • the light passing through the optical path C20 among the light emitted from the second light source section 522 will be described.
  • Light passing through the optical path C20 is emitted from the second light source unit 522 in a direction inclined downward with respect to the front-rear direction.
  • Light passing through the optical path C20 is refracted upward when incident on the second incident surface 36, then reflected by the lower surface 304 of the main portion 300 and guided to the first exit surface 33.
  • the output position P22 of the first output surface 33 for the light passing through the optical path C20 is closer to the first light source unit 521 than the input position P21 on the second input surface 36 when viewed from the front of the first output surface 33.
  • the light is emitted obliquely upward from the emission position P22.
  • the extraction efficiency of the light emitted from the first light source section 521 and the second light source section 522 from the central portion of the first emission surface 33 can be improved.
  • the light emitted from the first light source section 521 includes light guided to the upper end portion of the first emission surface 33 without being reflected by the upper surface 303 of the main section 300 .
  • the light emitted from the second light source section 522 includes light guided to the lower end portion of the first emission surface 33 without being reflected by the lower surface 304 of the main section 300 . That is, the light emitted from the first light source section 521 is guided mainly from the upper end portion to the central portion of the first emission surface 33, and the light emitted from the second light source section 522 is mainly guided from the first emission surface 33. Light is guided from the lower end to the center. Thereby, the light is guided to the entire first emission surface 33, and the uniformity of the emission intensity of the first emission surface 33 can be improved.
  • the lines indicating the optical paths C10 and C20 are shown only for the sake of explanation, and are not actual.
  • the light from the first light source unit 521 and the second light source unit 522 emitted from the first emission surface 33 passes through the light-transmitting cover 60 and is emitted to the space A1.
  • the front surface of the main portion 300 is formed in a rectangular shape, and the front surface of the main portion 300 serves as the first emission surface 33 .
  • a front end of the main portion 300 is exposed forward through the window hole 76 of the cover 72 .
  • the first emission surface 33 on the front surface of the main part 300 faces the facing surface 64 (see FIG. 3) on the rear surface of the light-transmitting cover 60, and the light-guiding member 30 faces the space A1 through the light-transmitting cover 60. do.
  • the light guide portion 40 (the first light guide portion 40A) provided at the first end portion 301 has a first projection projecting rightward from the first end portion 301 along the arrangement direction DR1. and a second protrusion 42 that protrudes from the rear portion of the first protrusion 41 toward the detection section 20 (that is, rearward). Further, the light guide portion 40 (first light guide portion 40A) provided at the first end portion 301 protrudes from the second projecting portion 42 in the opposite direction (that is, rightward) to the detecting portion 20 in the arrangement direction DR1. 3 protrusions 43 are further included. A rectangular parallelepiped fitting protrusion 45 protruding downward is provided on the lower surface of the light guide portion 40 (first light guide portion 40A) provided at the first end portion 301 .
  • the light guide portion 40 (second light guide portion 40B) provided at the second end portion 302 includes a first protrusion portion 41 that protrudes leftward from the second end portion 302 along the arrangement direction DR1, and a first protrusion portion 41 that protrudes leftward along the arrangement direction DR1. and a second projecting portion 42 projecting from the rear portion of the portion 41 toward the detecting portion 20 (that is, rearward). Further, the light guide portion 40 (second light guide portion 40B) provided at the second end portion 302 protrudes from the second projecting portion 42 in the opposite direction (that is, leftward) to the detecting portion 20 in the arrangement direction DR1. 3 protrusions 43 are further included. In addition, the lower surface of the light guide portion 40 (second light guide portion 40B) provided at the second end portion 302 (that is, the lower surface of the second projecting portion 42 and the third projecting portion 43) projects downward. A cylindrical fitting projection 46 is provided.
  • the light guide section 40 includes the first protrusion 41 that protrudes from both the first end 301 and the second end 302 along the arrangement direction DR1. Only one of the two ends 302 may be provided with the first projecting portion 41 . In other words, the light guide portion 40 only needs to include the first projecting portion 41 projecting along the arrangement direction DR1 from at least one of the first end portion 301 and the second end portion 302. 1 includes at least a partial area of the surface of the protrusion 41 .
  • the light guide section 40 includes a second projecting section 42 projecting from both the first end section 301 and the second end section 302 toward the detecting section 20, but the first end section 301 and the second end section Only one of the portions 302 may be provided with the second projecting portion 42 . That is, the light guide section 40 only needs to include the second projecting section 42 projecting from at least one of the first end section 301 and the second end section 302 toward the detecting section 20, and the fourth region 34 is the 2 includes at least a partial area of the surface of the protrusion 42 .
  • the first projecting portion 41 and the second projecting portion 42 are provided in a row, so that the noise light can escape from the first projecting portion 41 to the second projecting portion 42 and be emitted from the surface of the second projecting portion 42 to the outside.
  • the noise light is reflected by the first emission surface 33 and side surfaces of the light guide member 30 among the emitted light of the light emitting unit 21 that enters the inside of the light guide member 30 from the third incident surface 31, It includes light traveling toward surface 30A (for example, light passing through optical paths C3 and C4 in FIG. 9).
  • the noise light is light that enters the light guide member 30 from the first emission surface 33 and travels toward the first surface 30A, and is light other than the light reflected by the detection target B1 (for example, in FIG. 9 light passing through optical path C2).
  • the light guide section 40 further includes a third protrusion 43 that protrudes from the second protrusion 42 in the direction opposite to the detection section 20 in the arrangement direction DR1. It can escape to the portion 43 and be emitted to the outside from the surface of the third projecting portion 43 .
  • the fitting projection 45 is inserted into the long hole 83 of the first substrate 81 and the fitting projection 46 is inserted into the round hole 84 of the first substrate 81, and an appropriate method such as adhesion or crimping is used to conduct the conduction.
  • the optical member 30 is fixed to the front surface of the first substrate 81 .
  • the light emitting section 21 of the detection section 20 faces the first area 31 and the light receiving section 22 of the detection section 20 faces the second area 32 .
  • the first incident surface 35 and the second incident surface 36 of the light guide member 30 face the first light source unit 521 and the second light source unit 522, respectively.
  • the light from the light emitting part 21 enters the inside of the light guide member 30 from the third incident surface 31 and exits from the first exit surface 33 to the outside. Further, when the light emitted to the outside from the first emission surface 33 is reflected by the detection target B1 existing in the space A1 and enters the light guide member 30 from the first emission surface 33, the light enters the light guide member 30. The incident light is guided to the second exit surface 32 , exits from the second exit surface 32 to the outside, and enters the light receiving section 22 .
  • the case 70 is inserted into the window hole 101 of the mounting frame 100 from the rear side, and the two protrusions 77 on the left and right side walls of the cover 72 are inserted into the two protrusions 77 on the left and right side walls 102 .
  • the case 70 is attached to the mounting frame 100 by fitting it into the fitting hole 103 of the mounting frame 100 .
  • the front portion of the cover 72 protrudes forward from the window hole 101 of the mounting frame 100 .
  • the front panel 90 is made of synthetic resin and has a rectangular front surface.
  • a rectangular window hole 92 is provided in the center of the front surface of the front panel 90 at a position corresponding to the window hole 76 of the cover 72 .
  • the rear surface of the front panel 90 is provided with two hooks 91 projecting rearward from both left and right sides.
  • the front panel 90 is attached to the front side of the cover 72 by hooking the left and right hooks 91 on the recesses 78 provided on the left and right sides of the cover 72 .
  • a translucent cover 60 and a light shielding part 65 are attached to the rear surface of the front panel 90, as shown in Figs.
  • the translucent cover 60 is arranged to face the first emission surface 33 of the light guide member 30 .
  • the translucent cover 60 is made of translucent synthetic resin such as polycarbonate resin or acrylic resin.
  • the translucent cover 60 is formed in a rectangular shape when viewed from the front side (front).
  • a pedestal-like protrusion 61 that is inserted into the window hole 92 of the front panel 90 is provided.
  • the translucent cover 60 has a protruding portion 61 that protrudes in the direction opposite to the light guide member 30 .
  • the light-transmitting cover 60 is provided with a light diffusing portion 611 that diffuses the light transmitted through the light-transmitting cover 60 .
  • the light diffusing portion 611 has, for example, a fine uneven shape formed on the surface of the projecting portion 61 , and can diffuse the light transmitted through the light-transmitting cover 60 by the light diffusing portion 611 .
  • the angle ⁇ 1 in FIG. 9 is the spread angle of the light emitted from the translucent cover 60 when the light diffusion portion 611 is not provided, and the angle ⁇ 2 in FIG. 9 is the spread angle when the light diffusion portion 611 is provided. is the spread angle of the light emitted from the light-transmitting cover 60 in this case.
  • the light diffusing portion 611 is not provided, the spread angle of the light emitted from the light-transmitting cover 60 is narrowed. If the hand is out of the front, it becomes difficult for the detection unit 20 to detect the hand. On the other hand, in the present embodiment, since the projection 61 is provided with the light diffusion portion 611, the spread angle of the light emitted from the light-transmitting cover 60 can be widened. ) is easier to detect.
  • the translucent cover 60 is provided with elongated holes 62 extending in the vertical direction on both left and right sides of the projecting portion 61 .
  • the wiring device 1 further has a light shielding part 65 arranged on the side opposite to the light guide member 30 with respect to the translucent cover 60, as shown in FIG.
  • the light shielding part 65 is formed in a rectangular plate shape from a synthetic resin having a lower translucency than that of the front panel 90, and is, for example, black in which visible light is hard to pass.
  • the light shielding part 65 is arranged between the rear surface of the front panel 90 and the translucent cover 60 .
  • a square through-hole 66 for passing the projecting portion 61 of the translucent cover 60 is provided in the center of the light shielding portion 65 . That is, the projecting portion 61 is inserted into the through hole 66 provided in the light shielding portion 65 .
  • the light shielding portion 65 is provided with two through holes 67 at positions respectively corresponding to the two elongated holes 62 provided in the translucent cover 60 .
  • two protrusions 93 are provided on the left and right sides of the window hole 92 on the rear surface of the front panel 90.
  • the two protrusions 93 are used to separate the translucent cover 60 and the light shielding part 65 from each other. are attached to the back side of the front panel 90 .
  • the light shielding part 65 and the translucent cover 60 are arranged on the rear surface of the front panel 90 so that the through hole 67 and the long hole 62 are inserted into each of the two projections 93 .
  • the light shielding part 65 is arranged between the rear surface of the front panel 90 and the translucent cover 60 .
  • the light-transmitting cover 60 and the light-shielding portion 65 are fixed to the back surface of the front panel 90 by applying pressure or heat to the tips of the two projections 93 protruding from the back surface of the light-transmitting cover 60 to crush them.
  • the front surface of the projecting portion 61 of the light-transmitting cover 60 is exposed forward through the window hole 92 of the front panel 90 .
  • the light-transmitting cover 60 is formed with a recessed portion 63 in a surface 64 facing the first emission surface 33 of the light-transmitting cover 60 .
  • the first emission surface 33 and the recessed portion 63 are arranged so that at least a portion thereof overlaps when viewed from the front of the translucent cover 60 .
  • the recessed portion 63 has a rectangular shape that is larger than the first emission surface 33 when viewed from the front of the translucent cover 60 . That is, as shown in FIG. 3 , the width of the recessed portion 63 in the vertical direction (second arrangement direction DR2) is greater than the width of the first emission surface 33 in the vertical direction. Further, as shown in FIG. 9 , the width of the recessed portion 63 in the left-right direction (first arrangement direction DR1) is larger than the width of the first emission surface 33 in the left-right direction.
  • the recessed portion 63 has a bottom surface 631, and an upper surface 632 and a lower surface 633 that face each other in the vertical direction with the bottom surface 631 interposed therebetween.
  • the light passing through the optical path C30 is emitted from the upper end of the first emission surface 33 in a direction inclined upward with respect to the front-rear direction.
  • the light emitted from the first emission surface 33 is reflected by the upper surface 632 and guided to the bottom surface 631 of the translucent cover 60 .
  • the light guided to the bottom surface 631 travels inside the projecting portion 61 and exits from the upper end portion of the light diffusing portion 611 to the outside.
  • the light passing through the optical path C40 is emitted from the downward end of the first emission surface 33 in a direction inclined downward with respect to the front-rear direction.
  • the light emitted from the first emission surface 33 is reflected by the lower surface 633 and guided to the bottom surface 631 of the translucent cover 60 .
  • the light guided to the bottom surface 631 travels inside the projecting portion 61 and exits from the lower end portion of the light diffusing portion 611 to the outside.
  • the light passing through the optical paths C50 and C60 is explain.
  • the light passing through the optical path C50 is emitted from the first emission surface 33 in a direction inclined upward with respect to the front-rear direction, similarly to the optical path C30.
  • Light emitted from the first emission surface 33 enters the translucent cover 60 from the opposing surface 64 and is guided to the light shielding portion 65 .
  • the light passing through the optical path C60 is emitted from the first emission surface 33 in a direction tilted downward with respect to the front-rear direction, similarly to the optical path C40.
  • Light emitted from the first emission surface 33 enters the translucent cover 60 from the opposing surface 64 and is guided to the light shielding portion 65 .
  • the light passing through the optical path C50 and the optical path C60 is blocked by the light blocking portion 65 and is not emitted to the outside. Therefore, by forming the recessed portion 63 in the light-transmitting cover 60 , the light emitted from the upper end portion of the first emission surface 33 is directed to the upper end portion of the light diffusion portion 611 . Light emitted from the downward end can be efficiently guided to the lower end of the light diffusing portion 611 .
  • the wiring accessory 1 of this embodiment is used to operate the device 3.
  • the light-emitting portion 21 of the proximity sensor 10 included in the wiring device 1 emits light all the time or periodically, and the light emitted from the light-emitting portion 21 is irradiated to the space A1 through the light guide member 30 and the light-transmitting cover 60. be.
  • the control unit 50 turns on the switch 51 based on the detection signal input from the detection circuit 23, switches to the power supply state in which power is supplied to the device 3, and lights the device 3, which is a lighting fixture.
  • the control unit 50 turns off the first light source unit 521 and the second light source unit 522 included in the display unit 52 .
  • the detection circuit 23 outputs a detection signal indicating the presence of the detection target B1 to the control section 50 .
  • the control unit 50 turns off the switch 51 based on the detection signal input from the detection circuit 23, switches to a power supply stop state that cuts off the power supply to the device 3, and turns off the device 3, which is a lighting fixture. Let When the power supply state is switched to the power supply stop state, the control unit 50 turns on the first light source unit 521 and the second light source unit 522 included in the display unit 52 .
  • the spread angle of the light emitted from the light-transmitting cover 60 to the space A1 is widened, so that the specimen target B1 can be detected. You can extend the range and improve usability.
  • the light collecting section 321 is provided on the second emission surface 32 of the light guide member 30, the power of the light incident on the light receiving section 22 can be increased, and the detection sensitivity of the detection section 20 is improved.
  • the first entrance surface 35 (352) is inclined so as to approach the first exit surface 33 as it goes upward. Accordingly, the light incident on the first incident surface 35 (352) inclined with respect to the first emission surface 33 from the first light source unit 521 is projected onto the first incident surface parallel to the first emission surface 33. It is refracted lower than when incident on 35 (351).
  • the second entrance surface 36 (362) is inclined so as to approach the first exit surface 33 in the downward direction. As a result, the light incident on the second incident surface 36 (362) inclined with respect to the first exit surface 33 from the second light source unit 522 is projected onto the second incident surface parallel to the first exit surface 33. It is refracted higher than when incident on 36 (361).
  • the light emitted perpendicularly from the first light source unit 521 is not refracted when incident on the first incident surface 351 (illustrated by imaginary lines in FIG. 16) parallel to the first emitting surface 33. Then, the light is guided to the first exit surface 33 through the optical path C70.
  • the light emitted perpendicularly from the first light source unit 521 is incident on the first incidence surface 352 that is inclined with respect to the first emission surface 33, the light is refracted downward at the first incidence surface 352. , is guided to the first exit surface 33 through the optical path C71.
  • the light emitted perpendicularly from the second light source unit 522 is not refracted when incident on the second incidence surface 361 (illustrated by imaginary lines in FIG. 16) parallel to the first emission surface 33. Then, the light is guided to the first exit surface 33 through the optical path C80.
  • the light emitted perpendicularly from the second light source unit 522 is incident on the second incidence surface 362 that is inclined with respect to the first emission surface 33, the light is refracted upward at the second incidence surface 362, The light is guided to the first exit surface 33 through the optical path C81.
  • the efficiency of extracting the light emitted from the first light source section 521 and the second light source section 522 from the central portion of the first emission surface 33 can be further improved.
  • Modification 2 differs from the above embodiment and Modification 1 in that a lens having positive power is provided on the third incident surface 31 .
  • 17 and 18 show a light guide member 30 in which a lens 311 having positive power is provided on the third incident surface 31.
  • the lens 311 is, for example, a convex lens whose surface is formed into a convex curved surface protruding toward the light emitting section 21 . That is, the lens 311 has a convex curved surface protruding toward the light emitting section 21 .
  • C5 in FIG. 18 indicates the optical path of light emitted from the light emitting section 21, and C6 in FIG. 18 indicates the optical path of light incident on the light receiving section 22.
  • the lens 311 Since the lens 311 has a positive power, the spread of the light emitted from the light emitting section 21 and entered into the light guide member 30 from the third incident surface 31 can be narrowed down to make the light closer to parallel light. , the light incident on the side wall of the light guide member 30 or the like can be reduced. This can suppress the occurrence of crosstalk.
  • the optical axis AX1 of the light emitting section 21 is shifted from the position P1 where the curvature of the convex curved surface of the lens 311 is minimized.
  • the optical axis AX1 of the light emitting section 21 is, for example, the axis of rotational symmetry of the light flux emitted from the light emitting section 21 .
  • the lens 311 and the light emitting section 21 are arranged such that the optical axis AX1 faces a position closer to the second exit surface 32 than the position P1 where the curvature is the minimum.
  • the light from the light emitting unit 21 is irradiated toward a portion having a larger curvature than the position P1 on the convex surface of the lens 311, and is refracted by the convex surface to be emitted from the light emitting unit 21.
  • the emitted light is guided so that most of the light is parallel in the forward direction. Therefore, of the light emitted from the light emitting section 21, the light that is reflected on the inner surface of the light guide member 30 and becomes noise light can be reduced, and the occurrence of crosstalk can be suppressed.
  • the lens 311 and the light emitting section 21 are arranged so that the optical axis AX1 is directed to a position close to the second exit surface 32 with respect to the position P1.
  • the lens 311 and the light emitting unit 21 may be arranged so that the optical axis AX1 faces a position far from the exit surface 32 .
  • the shape of the lens 311 is not limited to that shown in FIGS. 17 and 18, and can be changed as appropriate.
  • the wiring accessory 1 in the present disclosure includes a computer system in the control unit 50 and the like.
  • a computer system is mainly composed of a processor and a memory as hardware.
  • the function of the control unit 50 in the present disclosure is realized by the processor executing a program recorded in the memory of the computer system.
  • the program may be recorded in advance in the memory of the computer system, may be provided through an electric communication line, or may be recorded in a non-temporary recording medium such as a computer system-readable memory card, optical disk, or hard disk drive. may be provided.
  • a processor in a computer system consists of one or more electronic circuits, including semiconductor integrated circuits (ICs) or large scale integrated circuits (LSIs).
  • the integrated circuit such as IC or LSI referred to here is called differently depending on the degree of integration, and includes integrated circuits called system LSI, VLSI (Very Large Scale Integration), or ULSI (Ultra Large Scale Integration).
  • a field-programmable gate array (FPGA) that is programmed after the LSI is manufactured, or a logic device capable of reconfiguring the bonding relationship inside the LSI or reconfiguring the circuit partitions inside the LSI may also be adopted as the processor. can be done.
  • a plurality of electronic circuits may be integrated into one chip, or may be distributed over a plurality of chips.
  • a plurality of chips may be integrated in one device, or may be distributed in a plurality of devices.
  • a computer system, as used herein, includes a microcontroller having one or more processors and one or more memories. Accordingly, the microcontroller also consists of one or more electronic circuits including semiconductor integrated circuits or large scale integrated circuits.
  • the wiring device (1) includes a first light source section (521) and a second light source section (522) that respectively emit light, and a light guide member (30).
  • the light guide member (30) has a first incident surface (35) on which light emitted from the first light source section (521) is incident, and a second incident surface on which light emitted from the second light source section (522) is incident. It has a surface (36) and an exit surface (33) provided opposite to the first entrance surface (35) and the second entrance surface (36).
  • the light guide member (30) guides the light emitted from the first light source section (521) from the first incidence surface (35) to the emission surface (33), and emits the light from the emission surface (33) to the outside.
  • the light guide member (30) guides the light emitted from the second light source section (522) from the second incidence surface (36) to the emission surface (33), and emits the light from the emission surface (33) to the outside.
  • the first entrance surface (35) and the second entrance surface (36) are provided at both ends of the light guide member (30) in one direction (DR2) along the exit surface (33).
  • the first light source section (521) and the second light source section (522) are arranged at positions facing the first incident surface (35) and the second incident surface (36), respectively.
  • the light emitted from the first light source section (521) and the light emitted from the second light source section (522) are overlapped on the emission surface (33), so that the emitted light from the single light source section can improve the uniformity of the emission intensity of the exit surface (33) compared to the case where the light is guided from a single entrance surface.
  • the emission surface (33) is rectangular.
  • the light guide member (30) directs at least part of the light emitted from the first light source section (521) to the emission surface. When viewed from the front of (33), the light is guided to an exit position on the exit surface (33) closer to the second light source section (522) than the incident position on the first entrance surface (35). In addition, the light guide member (30) directs at least part of the light emitted from the second light source section (522) to an incident position on the second incidence surface (36) when viewed from the front of the emission surface (33). The light is guided to an exit position on the exit surface (33) closer to the first light source unit (521) than.
  • At least one of the first entrance surface (35) and the second entrance surface (36) is the exit surface (33) is tilted with respect to
  • a wiring device (1) is, in any one of the first to fourth aspects, a light-emitting part (21) that emits light and a light-receiving part that outputs an electric signal corresponding to the incident light. It further comprises a sensing portion (20) having (22).
  • the light guide member (30) has a third incident surface (31) facing the light emitting section (21) and a second emitting surface (32) facing the light receiving section (22).
  • the light guide member (30) guides the light emitted from the light emitting part (21) from the third incident surface (31) to the first emitting surface (33), which is the emitting surface (33), and the first The light is emitted to the outside from the emission surface (33).
  • the light guide member (30) guides the light incident from the first emission surface (33) from the first emission surface (33) to the second emission surface (32) and emits it to the light receiving section (22). .
  • the detection unit (20) is arranged between the first light source unit (521) and the second light source unit (522).
  • At least one of the first incident surface (35) and the second incident surface (36) diffuses incident light. It has a concavo-convex structure that allows
  • the Uniformity of emission intensity can be improved.
  • a wiring device (1) according to an eighth aspect is a wiring device (1) according to any one of the first to seventh aspects, wherein a translucent cover (60) having light transmittance disposed facing the emission surface (33) is provided. Prepare more.
  • the light-transmitting cover (60) is provided with a light diffusing portion (611) that diffuses the light transmitted through the light-transmitting cover (60). ) is formed with a recess (63).
  • the light emitted from the first emission surface (33) can be efficiently guided to the diffusion section (611).
  • the output surface (33) and the recess (63) at least partially overlap when viewed from the front of the translucent cover (60). are arranged as follows.
  • the light emitted from the first emission surface (33) can be efficiently guided to the diffusion section (611).
  • the second to ninth aspects are not essential configurations for the wiring device (1), and can be omitted as appropriate.

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  • Planar Illumination Modules (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
PCT/JP2022/038836 2021-11-05 2022-10-18 配線器具 WO2023079952A1 (ja)

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JP2021181469 2021-11-05

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008021613A (ja) * 2006-07-14 2008-01-31 Tokai Rika Co Ltd 照明装置
JP2010152860A (ja) * 2008-11-18 2010-07-08 Panasonic Corp 操作入力装置
JP2012018917A (ja) * 2010-06-08 2012-01-26 Fujikura Ltd 面状発光装置およびシートスイッチモジュール
JP2014071984A (ja) * 2012-09-28 2014-04-21 Panasonic Corp スイッチ
JP2018088335A (ja) * 2016-11-28 2018-06-07 パナソニックＩｐマネジメント株式会社 入力装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008021613A (ja) * 2006-07-14 2008-01-31 Tokai Rika Co Ltd 照明装置
JP2010152860A (ja) * 2008-11-18 2010-07-08 Panasonic Corp 操作入力装置
JP2012018917A (ja) * 2010-06-08 2012-01-26 Fujikura Ltd 面状発光装置およびシートスイッチモジュール
JP2014071984A (ja) * 2012-09-28 2014-04-21 Panasonic Corp スイッチ
JP2018088335A (ja) * 2016-11-28 2018-06-07 パナソニックＩｐマネジメント株式会社 入力装置

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