JP6297299B2 - lighting equipment - Google Patents

lighting equipment Download PDF

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Publication number
JP6297299B2
JP6297299B2 JP2013228584A JP2013228584A JP6297299B2 JP 6297299 B2 JP6297299 B2 JP 6297299B2 JP 2013228584 A JP2013228584 A JP 2013228584A JP 2013228584 A JP2013228584 A JP 2013228584A JP 6297299 B2 JP6297299 B2 JP 6297299B2
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unit
spring
lamp
lamp unit
main
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JP2015088429A (en
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隆行 西岡
隆行 西岡
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コイズミ照明株式会社
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Description

  The present invention relates to a lighting fixture using an LED as a light source.
  In recent years, various lighting fixtures have been proposed that use LEDs (Light Emitting Diodes) having advantages such as low power consumption and long life as a light source.
  For example, Patent Literature 1 discloses a lighting fixture that is applied to a base light installed on a ceiling surface using an LED as a light source. Specifically, Patent Literature 1 discloses a lighting fixture including a main unit, a reflector unit, and an LED lighting unit. In the lighting fixture of patent document 1, it has the structure by which the lighting circuit (power supply device) was attached to the main body unit. In the luminaire of Patent Document 1, the LED lighting unit is inserted into the mounting bracket hole of the reflector unit and inserted into the attachment spring of the main unit, so that the LED lighting unit becomes the reflector unit and the main unit. It becomes the composition assembled to.
JP 2012-54005 A
  However, the lighting fixture disclosed in Patent Document 1 has a problem that the number of assembling steps is large because the lighting fixture includes three units. Specifically, in the lighting fixture of Patent Document 1, when it is attached to a ceiling or the like as a base light, the LED lighting unit must be inserted into the main body unit attached to the ceiling via the reflector unit. For this reason, a reflector unit must be interposed between the main unit and the LED lighting unit, and there is a problem that assembly is complicated and man-hours are required.
  Then, this invention is made | formed in view of the said subject, It is a lighting fixture which uses LED as a light source, Comprising: It aims at providing a lighting fixture with easy assembly.
  The problem to be solved by the present invention is as described above. Next, means for solving the problem will be described.
That is, a lighting fixture disclosed in the present application includes a light source and a lamp unit having a power supply unit that supplies power to the light source, and a main body unit that holds the lamp unit, and the main body unit is on an irradiation surface side of the lighting fixture. A fitting part for fitting the lamp unit, the lamp unit is detachably fitted to the fitting part, and the lamp unit has a spring at one end in the longitudinal direction and the other end. It has a claw-like member, and the main body unit has a claw-engaging portion with which the claw-like member engages, while having a spring engaging portion with which the spring engages at one end in the longitudinal direction.
  The lighting fixture disclosed in the present application can take the following aspects based on the above configuration.
In the lighting fixture disclosed in the present application, the lamp unit includes a terminal block, and the terminal block is between the power source unit and a claw-shaped member of the lamp unit, and the power source unit and a spring unit of the lamp unit. it is disposed between Moi to shift or one less of between is preferred.
A lighting fixture disclosed in the present application, the lamp unit further comprises a lamp base, the lamp base, the light source is fixed on one side, it is preferable that the power supply unit is fixed to the other surface.
  According to the present invention, since the lamp unit is detachably fitted to the main unit, the assembly of the lighting fixture is simplified.
The perspective view which looked at the lighting fixture which concerns on embodiment of this invention from diagonally downward. The top view which similarly looked at the lighting fixture from the lower part. The perspective view which shows a main body unit (state which removed the lamp unit). AA arrow sectional drawing in FIG. The expanded sectional view which expanded a part (spring engagement part) of the lighting fixture of FIG. The expanded sectional view which expanded a part (claw engaging part) of the lighting fixture of FIG. BB arrow sectional drawing in FIG. The disassembled perspective view which decomposes | disassembles and shows a main body unit. The exploded perspective view which decomposes | disassembles and shows a lamp unit. The figure which shows the modification (one wide reverse Fuji type 1 light) of a lighting fixture. The figure which shows the modification (two reverse Fuji type | mold lights) of a lighting fixture. The figure which shows the modification (trough type) of a lighting fixture. The figure which shows the modification (trough type | mold with a reflecting plate) of a lighting fixture. The figure which shows the modification (2 implantable lamps) of a lighting fixture. The figure which shows the modification (2 embedded lamps with a reflecting plate) of a lighting fixture.
  The lighting fixture 11 which concerns on embodiment of this invention is demonstrated using FIGS. 1-15. The luminaire 11 according to the present embodiment is a luminaire using the LED 53 as a light source. The luminaire 11 is a base light that is directly attached to a mounting surface (a ceiling surface C in the present embodiment) such as a ceiling surface or a wall surface. As shown in FIG. 2, the external shape of the lighting fixture 11 is an elongated shape in which the ratio of the length in the longitudinal direction is large with respect to the length in the short direction in plan view.
  In the following description, the side of the luminaire 11 that irradiates light is the irradiating surface side of the luminaire 11, and the side of the luminaire 11 that faces the mounting surface such as a ceiling surface or a wall surface is the mounting surface side of the luminaire 11 (irradiation) This will be described as the opposite side of the surface side. In the lighting fixture 11, the vertical direction in FIGS. 1 and 4 will be described as the “vertical direction” of the lighting fixture 11. Moreover, in description of this embodiment, let the state which looked at the lighting fixture 11 grade | etc., From the downward direction be planar view. A state in which the luminaire 11 and the like are viewed from a direction orthogonal to the vertical direction is referred to as a side view. A state in which the cross-sectional shape of the lighting fixture 11 or the like is viewed is taken as a cross-sectional view. The shape of the luminaire 11 is not limited to an elongated shape as shown in the present embodiment, and the shape in plan view may be a circular shape or a square shape. Moreover, although the lighting fixture 11 which concerns on this embodiment is a ceiling direct attachment type lighting fixture attached directly to the ceiling surface C, it does not specifically limit. For example, an embedded lighting fixture that is embedded in a ceiling surface or the like as will be described later may be used.
  The lighting fixture 11 includes a main unit 21 that is a fixture main body of the lighting fixture 11 and a lamp unit 41.
  As shown in FIG. 3, the main unit 21 is a bottomed box-like member having a fitting portion 22 on the irradiation surface side (lower side) and a bottom surface on the attachment surface side (upper side). The main unit 21 has an elongated rectangular shape in a plan view and a substantially trapezoidal shape in a sectional view. The main unit 21 is a member in which the lamp unit 41 is fitted into the fitting portion 22 and holds the lamp unit 41 on the irradiation surface side. Examples of the material constituting the main unit 21 include metal materials such as aluminum, aluminum alloy, iron, and iron alloy having high thermal conductivity. The main unit 21 is formed, for example, by bending and processing a sheet metal (in this embodiment, an iron alloy sheet metal). The material constituting the main unit 21 is not limited to metal.
  The main body unit 21 includes a main body base portion 23 (see FIG. 4) that forms a bottom surface with a rectangular plate shape, side wall portions 24 formed on both sides in the short direction of the main body base portion 23, and obliquely downward from a lower end portion of the side wall portion 24. The extended inclined surface portion 25, the end wall portion 26 formed on both sides in the longitudinal direction of the main body base portion 23 and connected to the side wall portion 24 and the inclined surface portion 25, and adjacent to the inclined surface portion 25 and having an elongated rectangular shape It has the fitting part 22 provided in the elongate concave shape which has opening. In addition, in this embodiment, although it is the structure which has the one fitting part 22 in the irradiation surface side of the main body unit 21, it does not specifically limit. For example, it is good also as a structure which has a some fitting part in the irradiation surface side of a main body unit, in order to attach the lamp unit 41 in multiple numbers.
  The main body base portion 23 is a portion that is attached in the vicinity of the ceiling surface C by an attachment member (for example, a bolt or a nut). The inclined surface portion 25 is a portion adjacent to the lamp unit 41 when the lamp unit 41 is attached to the main unit 21, and the irradiation surface side surface of the inclined surface portion 25 transmits light emitted from the lamp unit 41 downward or laterally. It becomes a light reflecting surface that reflects toward the surface. The main unit 21 is formed using a metal material such as an iron alloy in consideration of durability capable of holding the lamp unit 41 and thermal conductivity for dissipating heat generated by the lamp unit 41. The main unit 21 is not limited to a metal such as an iron alloy, but may be other materials such as a resin, or a combination thereof, as long as the material can secure durability and necessary heat dissipation that can hold the lamp unit 41. Can be formed.
  The fitting part 22 is a part for fitting and housing the upper end side of the lamp unit 41 (for example, the power supply device 61 and the terminal block 62 for turning on the LED 53 of the light source part 51). The fitting portion 22 is surrounded by an upper surface portion (bottom surface portion) 22a, a side wall portion 22b provided continuously with the upper surface portion 22a, and an end wall portion 22c provided continuously with the upper surface portion 22a and the side wall portion 22b. This is an elongated, substantially rectangular parallelepiped space where the irradiated surface side is opened.
  When the lamp unit 41 is fitted into the fitting portion 22, the fitting portion 22 has a height and a width for accommodating the power supply device 61, the terminal block 62, wiring, and the like in the fitting portion 22. ing. The fitting portion 22 is provided with a spring engaging portion 31 with which a spring member 35 described later is engaged with one end in the longitudinal direction of the upper surface portion 22a of the fitting portion 22 (see FIGS. 4 and 8). A through hole 27 is formed in the upper surface portion 22 a of the fitting portion 22 in the vicinity of the center in the longitudinal direction of the lamp unit 41, and is connected to an external power source disposed inside the ceiling surface C connected to the terminal block 62. Wiring (not shown) is inserted.
  The spring engaging portion 31 is a metal member having a rectangular shape in cross section, which can engage the spring member 35 of the lamp unit 41 (see FIG. 8). The spring engaging portion 31 has a pair of opposing side plate portions 31a. The side plate portion 31a includes a slit-like spring guide portion 33 formed at one end along the longitudinal direction of the spring engaging portion 31 and a hook-like spring locking portion. The spring guide portion 33 is a portion that guides the spring end portion 94 along the longitudinal direction of the main body unit 21 in a state where the spring end portion 94 that is one end of the spring member 35 is engaged. When the spring engaging portion 34 guides the spring end portion 94 (see FIGS. 5 and 9), which is one end of the spring member 35, by the spring guide portion 33, the spring end portion 94 is engaged with the hook-shaped portion, This is to prevent the spring member 35 from being easily detached from the spring guide portion 33. In addition, the shape of the spring latching | locking part 34 which concerns on this embodiment is not specifically limited. The spring locking portion only needs to function so that the spring member 35 is not easily detached. For example, a semicircular cutout is provided below the middle portion of the spring guide portion 33 to engage the spring end portion 94. You may comprise so that it can stop.
  A connecting member 95 is provided at one end of the main body base 23 in the longitudinal direction. The connecting member 95 is a member for connecting adjacent lighting fixtures 11 when arranging the plurality of lighting fixtures 11 side by side in the longitudinal direction of the lighting fixtures 11.
  As shown in FIG. 9, the lamp unit 41 mainly includes a lamp base 42, a light source unit (LED module substrate) 51, a power supply device 61, a terminal block 62, a shade 81, a spring portion 90, and a claw-like member 52.
  The lamp base 42 is a member that holds the light source unit (LED module substrate) 51 and the shade 81 on the irradiation surface side, and holds the power supply device 61, the terminal block 62, the spring portion 90, and the claw-like member 52 on the mounting surface side. is there. The lamp base 42 is a long metal member having a U-shaped cross-sectional view, and includes a light source mounting portion 42a and a side wall portion 42b standing from an end of the light source mounting portion 42a. The lamp base 42 also has a heat dissipation function that absorbs heat generated by the light source 51 and releases it to the air outside the lamp base 42. The lamp base portion 42 is formed so that the size in the longitudinal direction and the size in the short direction are slightly smaller than the fitting portion 22 described above.
  The light source attachment part 42a is a part to which the light source part (LED module substrate) 51 is attached. The light source mounting portion 42 a is a plate-like portion having a rectangular shape in plan view on the irradiation surface side (lower side) of the lamp base 42. Since the lamp base 42 also has a heat dissipation function that absorbs heat generated by the light source 51 and releases it to the air outside the lamp base 51, the light source attachment 42 a with which the light source 51 abuts is connected to the light source 51. It is formed flat so as to increase the contact area.
  The power supply device 61 is a device for supplying power to the LED 53 included in the light source unit 51 to light the LED 53. The power supply device 61 includes a power supply circuit in which a plurality of electronic components are mounted on a printed wiring board processed into a rectangular shape in a box-shaped power supply case. The power supply device 61 is disposed on the mounting surface side of the light source mounting portion 42 a at the substantially central portion in the longitudinal direction of the lamp base 42. The power supply device 61 converts an alternating current supplied from an external power source into a predetermined direct current, and supplies the converted current to the plurality of LEDs 53 mounted on the substrate 54. The power supply device 61 is electrically connected to the terminal block 62 through wiring (not shown). The terminal block 62 is disposed between the spring portion 90 provided on the lamp base 42 and the power supply device 61 on the mounting surface side of the lamp base 42. When attaching the lighting fixture 11 to the ceiling surface C, the terminal block 62 is electrically connected to the external power source by connecting it to an external power source (not shown) on the ceiling side by wiring (not shown). The power supply device 61 and the light source unit 51 are electrically connected by wiring (not shown).
  The light source unit 51 is a part that emits light toward the irradiation surface side of the lighting fixture 11. The light source unit 51 is a module substrate as shown in FIGS. In the light source unit 51, a plurality of LEDs 53, which are point light sources in the longitudinal direction of the substrate 54, are arranged on the substrate 54 at regular intervals and substantially linearly on a substrate 54 processed into a flat plate shape (horizontally long shape). It has been done. In this embodiment, a plurality of LED elements (surface-mount type LED elements) are used as the light source. However, the present invention is not limited to this, and a COB light emitting module, an organic EL element, or the like may be used.
  The light source part 51 is disposed in contact with the irradiation surface side of the light source attachment part 42a and attached by an attachment member such as a screw. The light source unit 51 is electrically connected to the power supply device 61 by an electric wire (not shown). In addition, the light source part 51 may be attached to the light source attachment part 42a via a heat conductive sheet (not shown) or heat dissipation grease, and thereby higher heat dissipation can be obtained. Moreover, in this embodiment, although the light source part 51 is comprised by arrange | positioning multiple board | substrates 54 which mounted LED53 along the longitudinal direction of the lamp unit 41, it is not specifically limited. For example, a plurality of substrates on which LEDs are mounted may be arranged in the short direction of the lamp unit 41.
  The shade 81 is attached so as to cover the irradiation surface side of the light source part 51 attached to the light source attachment part 42a, and transmits and diffuses light from the light source part 51 to form an emission surface. The shade 81 is a long member having a substantially arc shape in cross section. The overall length of the shade 81 is substantially the same as the overall length of the lamp base 42 in the longitudinal direction. The shade 81 has an outer edge portion 82 at the outer edge in the short direction. The outer edge portion 82 is a portion that comes into contact with the vicinity of the lower end of the fitting portion 22 of the main body unit 21 when the lamp unit 41 is fitted to the main body unit 21. The seed 81 is formed of a translucent translucent (for example, milky white) acrylic resin material or the like. The shade 81 has a protruding portion 83 formed to protrude upward in the vicinity of both ends in the short direction, and the protruding portion 83 is disposed on the lamp base 42 in a state where the protruding portion 83 is disposed inside the side wall portion 42b of the lamp base 42. It is attached with a screw 63. The shade 81 has a horizontal protrusion 86 at the end in the short direction. The horizontal protrusion 86 is continuously formed along the longitudinal direction of the shade 81.
  The horizontal protrusion 86 is formed in a substantially arc shape whose lower surface is continuous with the lower surface of the shade 81. The horizontal protrusion 86 has a flat portion 86a on the upper surface thereof. The flat surface portion 86a is parallel to the ceiling surface C in a state where the lighting fixture 11 is attached to the ceiling surface C, for example (but is not limited to being completely parallel). The flat surface portion 86a faces the inclined surface portion 25 of the main body unit 21 with a gap between them when the lamp unit 41 is attached to the main body unit 21. The shade 81 has an inclined surface 86b. The inclined surface 86 b is provided between the flat surface portion 86 a and the outer edge portion 82. It is preferable that the angle formed by the flat portion 86a and the inclined surface 86b is an obtuse angle or a right angle. The shade 81 has end caps 84 at both ends in the longitudinal direction. The end cap 84 has wall portions 84 b that cover openings at both ends in the longitudinal direction of the shade 81. The end cap 84 is made of the same material as the shade 81. The end cap 84 has a protruding portion 84 a that protrudes in a hook shape in a direction substantially orthogonal to both longitudinal end surfaces of the shade 81. The end cap 84 is joined to both ends of the shade 81 in the longitudinal direction by an adhesive or heat welding, but the joining method is not limited thereto. The protruding portion 84a is substantially orthogonal to the wall portion 84b. The protruding portion 84a faces the upper surface portion 22a of the main unit 21 with a gap in the state where the lamp unit 41 is attached to the main unit 21.
  The shape of the shade is not limited to the shape of the present embodiment. For example, the cross-sectional shape of the shade can be formed into a semicircular cross-section, a square cross-section, and a trapezoidal cross-section. The means for attaching the shade 81 to the lamp base 42 is not limited to the one using the screw 63. For example, a claw is provided at a position corresponding to the protruding portion 83 of the shade 81, and the claw is formed in the hole formed in the lamp base 42. The structure engaged with may be sufficient. Further, as shown in FIG. 9, the end cap 84 is configured to be attached to both ends in the longitudinal direction of the body portion of the shade 81 when the shade 81 is assembled, but may be integrally formed with the body of the shade 81. The end cap 84 can be made of the same material as that of the shade 81 to obtain a sense of unity with the appearance of the shade 81. However, the end cap 84 can be formed of a different material or colored with a different color from the shade 81. Can easily create variations in appearance design.
  The spring portion 90 is disposed at one end in the longitudinal direction on the mounting surface side of the lamp unit 41 and is mainly composed of a spring member 35 and a spring support portion 36 that supports the spring member 35. The spring member 35 is a double torsion spring having two coil portions 91, and each of the coil portions 91 is disposed on both sides of the spring support portion 36, and is out of the two arm portions extending from each coil portion 91. One arm portion (fixed arm portion) 92 is fixed to the side wall of the spring support portion 36. The other arm portion (free arm portion) 93 extends from each coil portion 91, engages with the spring engagement portion 31 at the tip thereof, and is orthogonal to the direction in which the spring guide portion 33 of the spring engagement portion 31 guides. A spring end portion 94 is formed extending in the direction in which the free arm portions 94 are formed, and the free arm portions 93 on both sides are continuously connected via the spring end portion 94. In the spring portion 90, when the free arm portion 93 and the spring end portion 94 of the torsion spring are rotated upward about the coil portion 91, the free arm portion 93 and the spring end portion 94 of the torsion spring are pushed down. The elastic force to work.
  The claw-like member 52 is a metal member disposed at the other end in the longitudinal direction on the mounting surface side of the lamp unit 41. The claw-like member 52 has an engagement end portion 52b that is U-shaped in a side view. The engagement end portion 52b can be engaged with a claw engagement portion 28 (see FIG. 6) having an L-shape in cross section that the main unit 21 has.
  When attaching the lamp unit 41 to the main unit 21, first, the claw-like member 52 is engaged with the claw engaging portion 28 of the main unit 21. In this case, one end side of the lamp unit 41 (the side on which the claw-like member 52 is arranged) is fitted to the fitting portion 22 of the main unit 21. Next, the spring end portion 94 of the spring member 35 included in the spring portion 90 is inserted into the spring engaging portion 31 (slit spring guide portion 33) included in the main body unit 21. Next, when the other end side of the lamp unit 41 (side on which the spring portion 90 is disposed) is lightly pushed up, the other end side of the lamp unit 41 is fitted into the fitting portion 22 by the elastic force of the spring member 35. The other end side of the lamp unit 41 is fitted into the fitting portion 22.
  When removing the lamp unit 41 from the main unit 21, first, the other end side (the side where the spring part 90 is disposed) of the lamp unit 41 is pulled downward, and the spring engaging part 31 (slit-shaped spring guide part). 33), the spring end portion 94 of the spring member 35 is extracted. Next, the claw-like member 52 engaged with the claw engaging portion 28 of the main unit 21 is removed.
  The lighting fixture 11 according to the present embodiment described above has the fitting portion 22 for fitting the lamp unit 41 on the irradiation surface side of the main unit 21, and the lamp unit 41 is detachably fitted to the fitting portion 22. Combined. Thereby, the assembly of the lighting fixture 11 becomes easy.
  In addition, when the lamp unit 41 according to the present embodiment is used, the main body unit side may have a configuration having a fitting portion into which the lamp unit 41 can be fitted. For example, as shown in FIG. 10 to FIG. 15, a configuration including a plurality of lamp units 41 is applied, and the present invention is applied not only to a direct-mounted lighting device as in this embodiment but also to an embedded lighting device. It is possible. That is, by changing the shape of the main unit, various forms of base illumination can be handled. Moreover, as shown in FIG.11, FIG14 and FIG.15, high illumination intensity or wide range irradiation is attained by setting it as a lighting fixture provided with the lamp unit 41 in multiple numbers.
  In this embodiment, in order to hold the lamp unit 41 in the main body unit 21, the claw-like member 52 included in the lamp unit 41 is engaged with the claw engaging portion 28, and the spring member 35 included in the lamp unit 41 is provided. The spring engagement portion 31 is engaged. Thereby, the operation | work which assembles the lamp unit 41 to the main body unit 21 becomes easy. That is, the lamp unit 41 can be held on the main unit 21 without using a mounting member such as a screw, and the assembling work is facilitated. In addition, in the mounting member such as a screw, the head of the screw becomes obvious on the surface of the lighting fixture. However, in this embodiment, the portion where the lamp unit 41 is attached is not visible from the outside, and the design of the lighting fixture is improved.
  Moreover, in this embodiment, as shown in FIG. 3, it is set as the structure which arrange | positions the terminal block 62 between the power supply device 61 which is a power supply part, and the spring part 90 of the lamp unit 41. As shown in FIG. Thereby, it becomes possible to arrange | position the lighting fixture 11 on the ceiling surface C corresponding to the position of an external power supply.
  In addition, when the terminal block 62 is arranged between the power supply device 61 that is a power supply unit and the claw-like member 52 of the lamp unit 41, the claw-like member 52 that is one end portion in the longitudinal direction of the lamp unit 41 is clawed. When connecting the signal line to the terminal block 62 in the engaged state, the terminal block 62 and the signal line are arranged at positions close to each other, so that the signal line connection work is facilitated.
  The shape of the lighting fixture 11 of this embodiment is an example, and is not limited to the shape of this embodiment. For example, when the shape of the luminaire 11 is other than the elongated shape, the shape can be set accordingly. Further, the lamp unit can be appropriately deformed according to the shape of the main unit.
DESCRIPTION OF SYMBOLS 11 Lighting fixture 21 Main body unit 22 Fitting part 41 Lamp unit 51 Light source part 53 LED
61 Power supply (power supply unit)

Claims (3)

  1. A lamp unit having a light source and a power supply unit that supplies power to the light source, and a main unit that holds the lamp unit,
    The main unit has a fitting portion that fits the lamp unit on the irradiation surface side of a lighting fixture,
    The lamp unit is detachably fitted to the fitting portion,
    The lamp unit has a spring at one end in the longitudinal direction and a claw-like member at the other end,
    The main body unit has a spring engaging portion with which the spring engages at one end in the longitudinal direction and a claw engaging portion with which the claw-like member engages.
    lighting equipment.
  2. The lighting fixture according to claim 1,
    The lamp unit includes a terminal block,
    The terminal block is disposed least Moi shift or one of between the spring portion of the lamp unit between, and said power supply portion of the claw-like member of said lamp unit and said power supply unit,
    lighting equipment.
  3. The lighting fixture according to claim 1,
    The lamp unit further includes a lamp base,
    In the lamp base, the light source is fixed to one surface, and the power supply unit is fixed to the other surface.
    lighting equipment.
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KR20160100062A (en) * 2015-02-13 2016-08-23 동부라이텍 주식회사 Light apparatus
JP2017016899A (en) * 2015-07-01 2017-01-19 アイリスオーヤマ株式会社 Luminaire
JP6696154B2 (en) * 2015-11-13 2020-05-20 三菱電機株式会社 lighting equipment
JP6726875B2 (en) * 2016-04-19 2020-07-22 パナソニックIpマネジメント株式会社 lighting equipment

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JP5524656B2 (en) * 2009-07-13 2014-06-18 ローム株式会社 LED lighting device
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