WO2014057661A1 - 光源ユニット及び照明器具 - Google Patents

光源ユニット及び照明器具 Download PDF

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Publication number
WO2014057661A1
WO2014057661A1 PCT/JP2013/006006 JP2013006006W WO2014057661A1 WO 2014057661 A1 WO2014057661 A1 WO 2014057661A1 JP 2013006006 W JP2013006006 W JP 2013006006W WO 2014057661 A1 WO2014057661 A1 WO 2014057661A1
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WO
WIPO (PCT)
Prior art keywords
light source
source unit
instrument body
cover member
attached
Prior art date
Application number
PCT/JP2013/006006
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
慎一 長岡
貴久 下村
正博 清水
由浩 坂下
美紀 若林
範子 瀬野
研一 河野
忠博 河野
Original Assignee
パナソニック株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by パナソニック株式会社 filed Critical パナソニック株式会社
Priority to CN201390000755.0U priority Critical patent/CN204664912U/zh
Priority to IN3738DEN2015 priority patent/IN2015DN03738A/en
Publication of WO2014057661A1 publication Critical patent/WO2014057661A1/ja

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/02—Globes; Bowls; Cover glasses characterised by the shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the present invention relates to a light source unit and a lighting fixture.
  • Document 1 Japanese Published Patent Publication No. 2012-3993 discloses a ceiling-mounted lighting fixture attached to the ceiling.
  • the lighting fixture includes a horizontally long and long fixture main body, and a light source portion that is attached to the fixture main body using a locking member, and a housing for accommodating the light source portion at the approximate center of the fixture main body.
  • a recess is provided over the entire length.
  • the light source section includes a horizontally long and long mounting member, a plurality of substrates each mounted with a plurality of light emitting elements mounted on the bottom surface of the mounting member, and a mounting member so as to cover the plurality of substrates. And a cover member attached to the. And the light source part assembled
  • the present invention has been made in view of the above problems, and an object of the present invention is to provide a light source unit and a lighting fixture with improved appearance at the time of lighting.
  • a light source unit includes an LED substrate on which a plurality of LEDs are mounted, an attachment member to which the LED substrate is attached, and a diffusive member that covers the LED substrate. And a cover member attached to.
  • the cover member has a pair of projecting wall portions projecting toward the mounting member, and the mounting member is disposed between the pair of projecting wall portions in a state of being attached to the mounting member.
  • the cover member further includes a pair of extending portions extending from each of the pair of protruding wall portions to the side opposite to the mounting member.
  • each of the pair of extending portions overlaps the opening edge of the receiving recess.
  • the said cover member is orthogonal to the longitudinal direction and the width direction of the said instrument main body as it goes to the center side from the both ends in the width direction of the said instrument main body. It further has a diffusing surface that increases the amount of protrusion in the direction of movement.
  • any one of the first to third aspects further includes a power supply device that supplies lighting power to the plurality of LEDs.
  • the lighting fixture of the 5th form which concerns on this invention is equipped with the fixture main body formed in elongate shape, and the light source unit attached to the said fixture main body so that attachment or detachment is possible.
  • a housing recess is provided on one surface of the instrument body along the longitudinal direction of the instrument body.
  • the light source unit has an LED substrate on which a plurality of LEDs are mounted, an attachment member for attaching the LED substrate to the instrument body so that the plurality of LEDs face the outside of the housing recess, and has diffusibility.
  • a cover member attached to the attachment member so as to cover the plurality of LEDs.
  • the cover member is provided with an extending portion that overlaps the opening edge of the housing recess in a direction orthogonal to the longitudinal direction and the width direction of the instrument body in a state where the light source unit is attached to the instrument body.
  • the lighting fixture of the 6th form which concerns on this invention is a 5th form.
  • the said cover member is orthogonal to the longitudinal direction and the width direction of the said instrument main body, so that it goes to the center side from the both ends in the width direction of the said instrument main body. It is formed so that the amount of protrusion in the direction to be increased.
  • the fixture body is provided with an inclined surface that is continuous with the inclined surface of the cover member in a state where the light source unit is attached to the fixture body. It has been.
  • FIG. 1A is a cross-sectional view of the lighting fixture of this embodiment
  • FIG. 1B is a cross-sectional view of a light source unit used in the lighting fixture of this embodiment. It is a disassembled perspective view of the lighting fixture of this embodiment. It is a whole perspective view of the lighting fixture of this embodiment. It is a perspective view of the state where the light source unit was removed from the lighting fixture of this embodiment.
  • FIG. 5A is a cross-sectional view of another lighting fixture of the present embodiment
  • FIG. 5B is a cross-sectional view of a light source unit used in another lighting fixture of the present embodiment.
  • FIGS. 1A to 5B an embodiment of the lighting apparatus 10 will be described with reference to FIGS. 1A to 5B.
  • the description will be made by defining the vertical and horizontal directions in the orientation shown in FIG. 1A, and further defining the direction perpendicular to the paper surface in FIG.
  • the lighting fixture 10 of the present embodiment is a ceiling-mounted lighting fixture, and the fixture main body 1 attached to the ceiling material 100 using a suspension bolt 200 (see FIG. 1A).
  • the light source unit 2 is detachably attached to the instrument body 1.
  • the instrument main body 1 is formed into a flat box shape that is long and has an upper surface (a surface facing the ceiling material 100) opened by bending the sheet metal, and on the side opposite to the ceiling material 100 (that is, the lower side).
  • a rectangular housing recess 11 for housing the light source unit 2 is provided over the entire length of the instrument body 1.
  • inclined surfaces 12 that extend from the opening edge of the housing recess 11 and incline upward (toward the ceiling material 100) toward the outside. 12 are provided.
  • a plurality of holes (5 in FIG. 2) are provided in the bottom surface portion 111 of the housing recess 11 along the front-rear direction (longitudinal direction) for passing the electric wire, and further, the suspension bolt 200 is passed through.
  • Two holes 111b are provided at positions near both ends in the front-rear direction.
  • end caps 3 are respectively attached to both ends of the instrument body 1 in the front-rear direction.
  • the light source unit 2 includes a plurality of (two in FIG. 2) LED boards 22, an attachment member 21 to which the LED boards 22 are attached, and an attachment member that covers the LED boards 22. Cover member 23 attached to 21.
  • the light source unit 2 includes a power supply device 24 that supplies predetermined lighting power to the LED substrate 22 and a terminal block block 25.
  • the LED board 22 includes a printed board 221 formed in a rectangular plate shape that is long in the front-rear direction.
  • a plurality of LEDs (light emitting diodes) 222 are mounted on the lower surface of the printed board 221 along the front-rear direction (longitudinal direction).
  • a connector 223 for electrically connecting the power supply device 24 is mounted on one end (right end) of the LED substrate 22 on one side (right side in FIG. 2).
  • An electric wire (not shown) is connected to the connector 223, and the LED substrate 22 and the power supply device 24 are electrically connected by connecting the end of the electric wire to the power supply device 24.
  • a power supply connector 224 is mounted on each LED substrate 22 at the end facing the adjacent LED substrate 22. Then, by connecting the connectors 224 and 224 of the LED boards 22 and 22, the power is supplied from the LED board 22 on one side (right side in FIG. 2) to the LED board 22 on the other side (left side in FIG. 2). Can do.
  • the mounting member 21 is formed in a U shape by bending a sheet metal, and is a bottom surface portion 211 formed in a long and rectangular plate shape, and a vertical direction from both ends in the left-right direction (width direction) of the bottom surface portion 211. It is comprised by a pair of side part 212 extended in (the direction orthogonal to the bottom face part 211). As shown in FIG. 1B, inclined portions 212a that are inclined in directions away from each other are provided at the front ends of the side surfaces 212 over the entire length.
  • a hole 211a is formed in one end portion (right end portion in FIG. 2) of the bottom surface portion 211 in the front-rear direction (longitudinal direction). Yes.
  • a rectangular recess 211b formed by projecting a part of the bottom surface portion 211 upward is provided at a substantially center in the front-rear direction of the bottom surface portion 211.
  • the concave portion 211 b is for securing an insulation distance between the connector 224 and the bottom surface portion 211 of the mounting member 21 in a state where both the LED boards 22 and 22 are mounted on the mounting member 21.
  • Each LED board 22 described above is fixed to the mounting member 21 by a locking claw (not shown) formed by, for example, cutting a part of the bottom surface portion 211 of the mounting member 21.
  • the cover member 23 is formed in a long shape whose upper surface (surface on the mounting member 21 side) is opened by a diffusible material (for example, milky white acrylic resin).
  • the cover member 23 has a convex lens-shaped diffusing surface 231 in which the amount of protrusion downward increases from the both ends to the center in the left-right direction (width direction) (see FIG. 1B).
  • the shape of the diffusing surface 231 the above shape, the light distribution in each direction can be made substantially equal as compared with the case where the downward projection amount is made equal.
  • both ends of the cover member 23 in the left-right direction overlap with the opening edge of the housing recess 11 of the instrument body 1 in the vertical direction with the light source unit 2 attached to the instrument body 1.
  • Each extending portion 232 is provided.
  • projecting wall portions 233 projecting upward (on the attachment member 21 side) are provided on the inner sides of the extending portions 232 in the left-right direction of the cover member 23, respectively.
  • Protrusions 233a projecting inward are provided at the tips.
  • the power supply device 24 includes a power supply board 241 and a storage case 242 for storing the power supply board 241.
  • the power supply board 241 includes a printed board 241a formed in a rectangular plate shape that is long in the front-rear direction.
  • the printed board 241a includes at least circuit components (for example, a transformer, a diode, a capacitor, etc.) 241b for generating lighting power for the LEDs 222. Has been implemented.
  • the storage case 242 has a rectangular box-shaped storage part 242a that is open on one side (the surface facing the bottom surface part 211 of the mounting member 21) and is long in the front-rear direction.
  • the storage case 242 includes a first extension 242b extending from the opening edge of the storage part 242a to the side (left side in FIG. 1B) and an upper side from the tip of the first extension 242b (on the instrument body 1 side). ) And a groove portion 242e including a space surrounded by a side surface portion 242d of the storage portion 242a facing the second extension portion 242c.
  • the groove portion 242e is used as a wiring space for passing an electric wire from the terminal block block 25 to the power supply device 24, an electric wire from the power supply device 24 to the LED board 22, an electric wire for sending electric power to the adjacent lighting fixture 10, and the like.
  • this power supply device 24 is an attachment member using a screw etc., for example in the state in which at least one part was accommodated in the accommodating part 213 which consists of the space enclosed by the bottom face part 211 and the both-sides surface parts 212 and 212 of the attachment member 21. 21 is attached.
  • the terminal block 25 has a terminal block 251 formed in a rectangular box shape and a mounting bracket 252 for mounting the terminal block 251 to the mounting member 21.
  • a power line (not shown) exposed to the indoor side (lower side) through the ceiling member 100 is connected to the terminal block 251, and an electric wire (not shown) that electrically connects the power source 24. Is connected.
  • this terminal block block 25 is attached to the attachment member 21 using a screw etc. in the state in which at least one part was accommodated in the accommodating part 213, for example.
  • the operator attaches the power supply device 24 and the terminal block block 25 to the upper surface side of the attachment member 21, respectively, and further connects the power supply device 24 and the terminal block block 25 with electric wires. Thereafter, the operator fixes the LED board 22 to the bottom surface portion 211 of the mounting member 21 with the locking claws, and the electric wire led out from the connector 223 of the LED board 22 into the hole 211 a provided in the bottom surface portion 211 of the mounting member 21. After passing, the end is connected to the power supply device 24.
  • the operator attaches the cover member 23 to the mounting member 21 with the opening side facing upward.
  • the protrusions 233 a provided on the respective protruding wall portions 233 of the cover member 23 are hooked on the inclined portions 212 a provided on the respective side surface portions 212 of the attachment member 21, and the cover member 23 is attached to the attachment member 21.
  • the light source unit 2 is assembled according to the above procedure.
  • the said method of attaching the cover member 23 to the attachment member 21 is an example, and another method may be sufficient.
  • the operator passes the power line exposed to the indoor side through the hole 111a provided in the instrument main body 1, passes the suspension bolt 200 exposed to the indoor side through the ceiling material 100, and then passes through the hole 111b.
  • a nut 300 is screwed into 200 to fix the instrument body 1 to the ceiling material 100.
  • the operator connects the power line to the terminal block 251, and at least the power supply device 24 and the terminal block block 25 are accommodated in the accommodating recess 11, for example, provided on the instrument body 1 and the attachment member 21, respectively.
  • the light source unit 2 is attached to the instrument body 1 by a fitting structure (not shown).
  • the lighting fixture 10 is constructed on the ceiling according to the above procedure.
  • FIG. 1A is a cross-sectional view of a state in which the lighting fixture 10 is attached to the ceiling material 100, and the extending portion 232 of the cover member 23 in the vertical direction (the direction perpendicular to the longitudinal direction and the width direction of the fixture body 1). Is overlapped with the opening edge of the housing recess 11 of the instrument body 1. As a result, there is no gap between the cover member 23 and the housing recess 11, so that the lighting device 10 that does not darken in a streak shape when the light source unit 2 is turned on and has improved appearance during lighting is provided. Can be provided.
  • both inclined surfaces 12 and 12 provided on the instrument main body 1 and the diffusing surface 231 of the cover member 23 are continuous, whereby the unity of the instrument main body 1 and the light source unit 2 is enhanced, and the design is improved. It is possible to provide a lighting fixture 10 that is superior to the above.
  • the diffusing surface 231 forms an inclined surface of the cover member.
  • FIG. 5A is a cross-sectional view of another lighting fixture 10 of the present embodiment
  • FIG. 5B is a cross-sectional view of a light source unit 2 used in another lighting fixture 10 of the present embodiment.
  • the lighting fixture 10 in FIG. 1A is a ceiling-mounted lighting fixture that is attached to the ceiling material 100. However, the lighting fixture 10 is provided on the back of the ceiling through an embedded hole 100a provided in the ceiling material 100 as shown in FIG. 5A. It may be a ceiling-embedded lighting fixture installed on the ceiling.
  • the lighting fixture 10 of this example is detachably attached to the support member 4 installed on the back of the ceiling using a suspension bolt (not shown), the reflection plate 5 attached to the support member 4, and the reflection plate 5.
  • the light source unit 2 is provided.
  • the light source unit 2 is the same as the light source unit 2 in FIG. 1B, and the description thereof is omitted here.
  • the reflector 5 is formed in a flat box shape that is long and has an open bottom by bending the sheet metal, and a rectangular housing recess 51 for housing the light source unit 2 is formed on the bottom surface of the reflector 5. Is provided over the entire length of the reflector 5. Moreover, the opening edge of the reflecting plate 5 is provided with a flange 52 extending over the entire circumference, and when the reflecting plate 5 is attached to the support member 4 installed on the back of the ceiling. The flange 52 is in contact with the lower surface of the ceiling material 100 (see FIG. 5A).
  • the reflector main body is constituted by the reflecting plate 5.
  • the operator places the support member 4 on the back of the ceiling through the embedded hole 100a provided in the ceiling material 100, and attaches the support member 4 to a suspension bolt (not shown) provided on the back of the ceiling. Thereafter, the operator pulls out a power line (not shown) wired on the back of the ceiling to the indoor side (lower side) through a hole (not shown) provided in the housing recess 51 of the reflecting plate 5, for example, a screw or the like.
  • the reflecting plate 5 is attached to the support member 4 by using it.
  • the operator connects the power line to a terminal block (not shown) and, for example, the reflector 5 and the attachment member 21 so that at least the power supply 24 and the terminal block are accommodated in the accommodating recess 51.
  • the light source unit 2 is attached to the reflecting plate 5 by a fitting structure (not shown) provided respectively.
  • the lighting fixture 10 is installed behind the ceiling according to the above procedure.
  • extending portions 232 are provided at both ends in the left-right direction (width direction) of the cover member 23, and in the state where the light source unit 2 is attached to the reflection plate 5, the extending portions 232 in the vertical direction. Respectively overlap with the opening edge of the housing recess 51. As a result, there is no gap between the cover member 23 and the housing recess 51, so that the lighting fixture 10 that does not darken in a streak shape when the light source unit 2 is turned on and has improved appearance during lighting is provided. Can be provided.
  • the light source unit 2 is attached to the mounting member 21 so as to cover the LED board 22 having a diffusibility, the LED board 22 on which the plurality of LEDs 222 are mounted, the mounting member 21 to which the LED board 22 is attached, and the LED board 22.
  • the cover member 23 has a pair of protruding wall portions 233 and 233 protruding toward the mounting member 21, and the mounting member 21 is disposed between the pair of protruding wall portions 233 and 233 when attached to the mounting member 21.
  • the cover member 23 further includes a pair of extending portions 232 and 232 extending from each of the pair of protruding wall portions 233 and 233 to the opposite side of the mounting member 21.
  • the cover member 23 is the instrument main body 1 in the state which accommodated the light source unit 2 in the accommodation recessed part 11 provided in one surface of the instrument main body 1 formed in the elongate shape. It is preferable that each of the pair of extending portions 232 and 232 overlaps the opening edge of the housing recess 11 in the direction perpendicular to the longitudinal direction and the width direction.
  • the cover member 23 protrudes in the direction perpendicular to the longitudinal direction and the width direction of the instrument body 1 as it goes from the both end sides in the width direction of the instrument body 1 to the center side. It is preferable to further have a diffusing surface 231 that increases the thickness.
  • a power supply device 24 that supplies lighting power to the plurality of LEDs 222 as in the light source unit 2 of the present embodiment.
  • the lighting fixture 10 of the present embodiment includes a fixture main body 1 formed in an elongated shape, and a light source unit 2 that is detachably attached to the fixture main body 1.
  • An accommodation recess 11 is provided on one surface of the instrument body 1 along the longitudinal direction of the instrument body 1.
  • the light source unit 2 includes an LED substrate 22 on which a plurality of LEDs 222 are mounted, an attachment member 22 for attaching the LED substrate 22 to the instrument body 1 so that the plurality of LEDs 222 face the outside of the housing recess 11, and diffusibility.
  • a cover member 23 attached to the attachment member 21 so as to cover the plurality of LEDs 222.
  • the cover member 23 is provided with an extending portion 232 that overlaps the opening edge of the housing recess 11 in a direction orthogonal to the longitudinal direction and the width direction of the instrument body 1 in a state where the light source unit 2 is attached to the instrument body 1. .
  • the cover member 23 protrudes in the direction orthogonal to the longitudinal direction and the width direction of the fixture body 1 as it goes from the both ends in the width direction of the fixture body 1 to the center side. Is preferably formed so as to be large.
  • the fixture main body 1 is provided with an inclined surface 12 that is continuous with the diffusion surface 231 (inclined surface) of the cover member 23 in a state where the light source unit 2 is attached to the fixture main body 1. It is preferred that

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
PCT/JP2013/006006 2012-10-11 2013-10-09 光源ユニット及び照明器具 WO2014057661A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201390000755.0U CN204664912U (zh) 2012-10-11 2013-10-09 光源单元和照明器具
IN3738DEN2015 IN2015DN03738A (enrdf_load_stackoverflow) 2012-10-11 2013-10-09

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012225953A JP5971591B2 (ja) 2012-10-11 2012-10-11 照明器具
JP2012-225953 2012-10-11

Publications (1)

Publication Number Publication Date
WO2014057661A1 true WO2014057661A1 (ja) 2014-04-17

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ID=50477143

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Application Number Title Priority Date Filing Date
PCT/JP2013/006006 WO2014057661A1 (ja) 2012-10-11 2013-10-09 光源ユニット及び照明器具

Country Status (4)

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JP (1) JP5971591B2 (enrdf_load_stackoverflow)
CN (1) CN204664912U (enrdf_load_stackoverflow)
IN (1) IN2015DN03738A (enrdf_load_stackoverflow)
WO (1) WO2014057661A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016184566A (ja) * 2015-03-26 2016-10-20 メック コーポレーション リミテッド 光源ユニット及びそれを具備した照明装置

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6459120B2 (ja) * 2014-10-21 2019-01-30 パナソニックＩｐマネジメント株式会社 照明器具
JP6528235B2 (ja) * 2015-03-19 2019-06-12 株式会社ホタルクス Ｌｅｄ光源ユニット、本体ユニット、及びｌｅｄ照明器具
JP6580352B2 (ja) * 2015-03-19 2019-09-25 株式会社ホタルクス Ｌｅｄ光源ユニット、本体ユニット、及びｌｅｄ照明器具
JP6806862B2 (ja) * 2019-08-27 2021-01-06 株式会社ホタルクス Ｌｅｄ光源ユニット、本体ユニット、及びｌｅｄ照明器具
JP7295501B2 (ja) * 2019-09-30 2023-06-21 東芝ライテック株式会社 照明装置およびそのリニューアル方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010095710A1 (ja) * 2009-02-19 2010-08-26 ローム株式会社 Ｌｅｄ照明装置
JP2012003993A (ja) * 2010-06-17 2012-01-05 Toshiba Lighting & Technology Corp 照明器具
JP2012084504A (ja) * 2010-06-17 2012-04-26 Rohm Co Ltd Ｌｅｄランプ、ランプケース、ｌｅｄモジュール、およびｌｅｄ照明装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010095710A1 (ja) * 2009-02-19 2010-08-26 ローム株式会社 Ｌｅｄ照明装置
JP2012003993A (ja) * 2010-06-17 2012-01-05 Toshiba Lighting & Technology Corp 照明器具
JP2012084504A (ja) * 2010-06-17 2012-04-26 Rohm Co Ltd Ｌｅｄランプ、ランプケース、ｌｅｄモジュール、およびｌｅｄ照明装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016184566A (ja) * 2015-03-26 2016-10-20 メック コーポレーション リミテッド 光源ユニット及びそれを具備した照明装置

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Publication number Publication date
IN2015DN03738A (enrdf_load_stackoverflow) 2015-09-18
JP5971591B2 (ja) 2016-08-17
CN204664912U (zh) 2015-09-23
JP2014078422A (ja) 2014-05-01

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