CN102906493B - Lighting fixture - Google Patents

Lighting fixture Download PDF

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Publication number
CN102906493B
CN102906493B CN201180024999.8A CN201180024999A CN102906493B CN 102906493 B CN102906493 B CN 102906493B CN 201180024999 A CN201180024999 A CN 201180024999A CN 102906493 B CN102906493 B CN 102906493B
Authority
CN
China
Prior art keywords
reflecting plate
installation base
base plate
fitting projection
ligthing paraphernalia
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CN201180024999.8A
Other languages
Chinese (zh)
Other versions
CN102906493A (en
Inventor
中川有士
田岛裕亮
古屋英臣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of CN102906493A publication Critical patent/CN102906493A/en
Application granted granted Critical
Publication of CN102906493B publication Critical patent/CN102906493B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/0083Array of reflectors for a cluster of light sources, e.g. arrangement of multiple light sources in one plane
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00Lighting devices intended for fixed installation
    • F21S8/02Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
    • F21S8/026Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters intended to be recessed in a ceiling or like overhead structure, e.g. suspended ceiling
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/06Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages the fastening being onto or by the lampholder
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/12Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING 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
    • F21Y2105/00Planar light sources
    • F21Y2105/10Planar light sources comprising a two-dimensional array of point-like light-generating elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING 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
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)

Abstract

Disclosed is a lighting fixture wherein a reflective plate can be easily positioned and reliably attached with respect to a mounting substrate. When attaching a reflective plate (34)-which reflects light from a light source (31) in a predetermined direction-to the front of a mounting substrate (32) to which the light source (31) is mounted, a fitting protrusion (36) that is provided to the rear surface of the reflective plate (34) is fitted to a fitting hole (323) provided to the front surface of the mounting substrate (32). At that time, a tapered section (362) that is provided to the outer surface of the fitting protrusion (36) and that tapers from the front surface side of the reflective plate (34) to the rear surface side is inserted into the fitting hole (323), and so it is possible to reliably position the reflective plate (34) relatively with respect to the mounting substrate (32), and it is possible to position the light source (31) at a predetermined position of the reflective plate (34).

Description

Ligthing paraphernalia
Technical field
The present invention relates to and such as LED be embedded in ceiling construction surface as light source and be used for the ligthing paraphernalia that throws light on downwards.
Background technology
All the time, there will be a known and LED is used as light source, is embedded in ceiling face and the ligthing paraphernalia (such as with reference to patent document 1) that uses.
As shown in Figure 8, the ligthing paraphernalia 100 described in patent document 1 is by inserting the installing hole and the lower illuminator that arranges of being located at ceiling.This ligthing paraphernalia 100 has appliance body 102 and holds installation base plate 107 in inside, and this appliance body 102 is substantially cylindrical shape and has opening (opening portion 106) in below, and installation base plate 107 is provided with multiple LED 101 as light source.
On the top of appliance body 102, there is the supply unit 103 supplying electric power to LED 101.The exterior lateral area being positioned at appliance body periphery via arm 104 is arranged to by supply unit 103.And be arranged to: the upper surface multiple fin 105 being located at appliance body 102, from this fin 105 substantially horizontally in conjunction with arm 104, makes supply unit 103 project to the exterior lateral area of appliance body periphery.
This ligthing paraphernalia 100 is embedded in ceiling face, is showed out by the opening 106 of appliance body 102, and supply unit 103 etc. is contained in the inboard in ceiling face from ceiling.
At first technical literature
Patent document 1: Japanese Unexamined Patent Publication 2008-159455 publication (Fig. 1)
Summary of the invention
The problem that invention will solve
At this, in existing ligthing paraphernalia 100 as above, as shown in Figure 9, sometimes at the front surface of installation base plate 107, the reflecting plate 108 being used for the light of LED 101 to irradiate to prescribed direction is installed.That is, from the rear side screw 109 of appliance body 102 by substrate 107 and reflecting plate 108 fastening and install.
But the front surface 107A of installation base plate 107 contacts with the 108A face, the back side of reflecting plate 108, when reflecting plate 108 is installed to the front surface of installation base plate 107, there is the more troublesome problem in location of reflecting plate 108.
The present invention makes to solve existing issue, its object is to, and provides a kind of ligthing paraphernalia, when reflecting plate is installed to installation base plate, can easily locate, and reliably light source can be installed to the assigned position of reflecting plate.
The technical scheme that technical solution problem adopts
Ligthing paraphernalia of the present invention has: installed the installation base plate of light source; Be located at the front of installation base plate and the reflecting plate reflected to prescribed direction by the light of light source; And hold installation base plate and reflecting plate and there is in front the appliance body of opening.Be provided with embedded hole at installation base plate, be provided with the fitting projection being embedded in embedded hole at the back side of reflecting plate, be provided with the prismoid section attenuated towards rear side top from the front-surface side of reflecting plate at the outer surface of fitting projection.
In addition, ligthing paraphernalia of the present invention makes fitting projection be embedded in embedded hole, fixes the ligthing paraphernalia of fitting projection from the rear side screw of installation base plate.
In addition, ligthing paraphernalia of the present invention be fitting projection be located at reflecting plate periphery wall near ligthing paraphernalia.
Moreover ligthing paraphernalia of the present invention has: installed the installation base plate of light source; Be located at the front of installation base plate and the reflecting plate reflected to prescribed direction by the light of light source; And hold installation base plate and reflecting plate and there is in front the appliance body of opening.Be provided with polygonal embedded hole at the front surface of installation base plate, be provided with the fitting projection of the polygonal cross-section being embedded in embedded hole at the back side of reflecting plate.
The effect of invention
The present invention can provide a kind of ligthing paraphernalia, be located at the outer surface of fitting projection at the back side of reflecting plate, be provided with the prismoid section narrowed gradually from the front-surface side of reflecting plate towards rear side, this fitting projection being inserted to be embedded into is located in the embedded hole of installation base plate, therefore, can reliably carry out the relative positioning of reflecting plate relative to installation base plate, easily light source can be navigated to the assigned position of reflecting plate.
Accompanying drawing explanation
Fig. 1 is the overall perspective view of the ligthing paraphernalia from top view the first embodiment of the present invention.
Fig. 2 (A) is side view and the sectional view of ligthing paraphernalia, and Fig. 2 (B) is the enlarged drawing of part B in Fig. 2 (A).
Fig. 3 (A) is the stereogram of the state from forward observation, reflecting plate being installed on installation base plate, and Fig. 3 (B) is the stereogram observed from rear side.
Fig. 4 (A) is the stereogram observing reflecting plate from rear side, and Fig. 4 (B) is the amplification view of part B in Fig. 4 (A), and Fig. 4 (C) is the sectional view of C-C position in Fig. 4 (B).
Fig. 5 is the sectional view representing state installation base plate and reflecting plate being installed on appliance body.
Fig. 6 is the ligthing paraphernalia of the second embodiment, and Fig. 6 (A) is the stereogram of the state from forward observation, reflecting plate being installed on installation base plate, and Fig. 6 (B) is the plane observed from rear side.
Fig. 7 is the ligthing paraphernalia of the 3rd embodiment, and Fig. 7 (A) is the stereogram of the state from forward observation, reflecting plate being installed on installation base plate, and Fig. 7 (B) is the plane observed from rear side.
Fig. 8 is the stereogram of existing ligthing paraphernalia.
Fig. 9 is the sectional view of the problem points represented in existing ligthing paraphernalia.
Detailed description of the invention
(the first embodiment)
Below, use accompanying drawing that the ligthing paraphernalia of the first embodiment of the present invention is described.
As depicted in figs. 1 and 2, the ligthing paraphernalia 10 of embodiments of the present invention can be embedded in the lower illuminator being used as in the installing hole 12 being located at ceiling 11 to throw light on downwards.Ligthing paraphernalia 10 has: appliance body 20, the LED illuminating part 30 be contained in appliance body 20, framework 40 and lighting supply unit 60.
Appliance body 20 uses has the hard resin material of insulating properties, is formed as having top board 21 and all plate 22(with reference to Fig. 2 (B)) drum, forwards (in this case below) opening.At the upper surface of top board 21, the outstanding multiple fin 23 formed and the lighting supply unit 60 supplying the electric power for lighting to LED illuminating part 30 are upward installed.Lighting supply unit 60 stretches out significantly laterally from the top board 21 of appliance body 20 and arranges, and is electrically connected with the source power supply of outside.
Framework 40 is formed as the drum with the outside dimension roughly the same with the outside dimension of appliance body 20, is assembled in the downside of appliance body 20 integratedly.The inner surface 41 of framework 40 is such as formed as curved surface that is oval or parabolic shape, by the light from LED illuminating part 30 to the direction specified and range reflections.
In the lower surface of framework 40, be provided with integratedly in the mounted state at the circular flange part 42 that the lower surface of ceiling 11 exposes.In addition, at the peripheral part 43 of framework 40, multiple (such as, at this, two) mounting spring 44 is installed.
So, when ligthing paraphernalia 10 is installed to the installing hole 12 of ceiling 11, make mounting spring 44 insert installing hole 12 to top (in Fig. 2 (A) arrow A direction) elastic deformation of appliance body 20.Then, decontrol hand, mounting spring 44 is launched to horizontal direction (in Fig. 2 (A) arrow B direction) due to elastic force, thus, between the lower surface and the upper surface of flange part 42 of mounting spring 44, clip ceiling 11, thus ligthing paraphernalia 10 is fixed on ceiling 11.
As shown in Figure 2, LED illuminating part 30 has: as the LED 31 of light source, and the LED installation base plate 32 of the installation base plate installed as LED 31.
LED installation base plate 32 is provided with through hole 323(reference Fig. 3 (B) as the embedded hole installed at center), contact with the lower surface of appliance body 20 via heat-conducting plate 33.Reflecting plate 34 is provided with in the downside of LED installation base plate 32.
In reflecting plate 34, be positioned at the mirror part 341 in the front of LED 31 and arrange accordingly with the number of LED 31 and configuration (with reference to Fig. 3 (A)), the light of LED 31 is reflected downwards.In addition, in the downside of reflecting plate 34, be provided with the front surface panel 35 of light transmission.
As shown in Figure 3 and Figure 4, the reflecting plate main body 343 that reflecting plate 34 has tabular and the periphery wall 342 uprightly arranged along the outer peripheral edge of reflecting plate main body 343, reflecting plate main body 343 is provided with above-mentioned multiple mirror part 341.
Mirror part 341 is overall from the back side 343A of reflecting plate main body 343 towards rear gives prominence to bowl-shapely and is formed, and is provided with the otch 341A of LED 31 at top.Between multiple mirror part 341 and the center of reflecting plate main body 343, be provided with from the rearward outstanding projection 36 as fitting projection of back side 343A.
As shown in Fig. 4 (B) and (C), protruding 36 have columned raised bodies 361 and as the multiple frustum flanks 362 of prismoid section of outer peripheral face being located at raised bodies 361.At the upper surface of raised bodies 361, be provided with for LED installation base plate 32 and reflecting plate 34 screw being fixed (with reference to Fig. 5, mounting screw 24) to the screwed hole 363 on appliance body 20.In addition, frustum flank 362 has from the front-surface side of reflecting plate 34 towards rear side (at Fig. 4 (C), being top) tapered inclined plane.
As shown in Figure 5, the height H 1 of protruding 36 is higher than the height H 2 of mirror part 341, and is no more than the height be added by the thickness of the thickness of the height of mirror part 341, LED installation base plate 32 and heat-conducting plate 33.
In addition, prismoid section can be arranged discretely as multiple frustum flank 362, but also can arrange continuous print frustum face as the frustum of a cone.
So, when LED installation base plate 32 and reflecting plate 34 are installed to appliance body 20, the projection 36 of reflecting plate 34 are inserted and is embedded in the through hole 323 of LED installation base plate 32.The frustum flank 362 being located at the periphery of protruding 36 abuts with the inner peripheral surface of through hole 323, is positioned at the center of through hole 323 by protruding 36.
Then, projection 36 is pressed into through hole 323, until the upper surface of mirror part 341 abuts with the lower surface of LED installation base plate 32, then by the mounting screw holes 25 of mounting screw 24 insertion device main body 20, is screwed into the screwed hole 363 of protruding 36.
Now, as shown in Figure 5, the height H 1 of protruding 36 is higher than the height H 2 of mirror part 341, and therefore, the top of protruding 36 is inserted and is embedded in the through hole 323 of LED installation base plate 32.In addition, height H 1 due to protruding 36 is no more than the height be added by the thickness of the height H 2 of mirror part 341, the thickness of LED installation base plate 32 and heat-conducting plate 33, and thus LED installation base plate 32 reliably contacts with the lower surface of appliance body 20 with reflecting plate 34 and installs.
According to the ligthing paraphernalia 10 of the first embodiment of the present invention described above, when the reflecting plate 34 reflected to prescribed direction by the light of LED 31 is installed in the front of the LED installation base plate 32 being provided with LED31, the projection 36 making the back side being located at reflecting plate 34 is chimeric with the through hole 323 being located at LED installation base plate 32.
Now, to be located at the outer surface of protruding 36 and insert from the front-surface side of reflecting plate 34 towards the tapered frustum flank 362 of rear side is embedded into through hole 323, therefore, can reliably carry out the relative positioning of reflecting plate 34 relative to LED installation base plate 32, easily LED 31 can be positioned at the assigned position of reflecting plate 34.
In addition, owing to carrying out screw under the state in the through hole 323 of LED installation base plate 32 and fix the projection 36 of reflecting plate 34 is entrenched in, thus can reliably carry out the relative positioning of reflecting plate 34 relative to LED installation base plate 32, easily LED 31 is fixed on the assigned position of reflecting plate 34.
(the second embodiment)
Below, use accompanying drawing that the ligthing paraphernalia 10B of the second embodiment of the present invention is described.In addition, for the position common with the ligthing paraphernalia 10 of above-mentioned first embodiment, same-sign is marked and the repetitive description thereof will be omitted.
As shown in Fig. 6 (A) and (B), protruding 36 are arranged multiple (such as, at this, three) near the periphery wall 342 of reflecting plate 34, corresponding, and LED installation base plate 32 is provided with multiple through hole 323.
That is, protruding 36 at the center of reflecting plate 34, and is provided at peripheral part, therefore, in order to stably be installed on appliance body 20 by LED installation base plate 32, preferably arranges at least three.In addition, by make protruding 36 and through hole 323 be configured to asymmetric, can installation direction be limited.
According to the ligthing paraphernalia 10B of the second embodiment of the present invention described above, because protruding 36 are located near the periphery wall 342 of reflecting plate 34, thus can to prevent from as be located at the situation at the center of reflecting plate 34 by protruding 36, around central rotation (with reference to arrow A direction in Fig. 6 (B)), preventing reflecting plate 34 from misplacing relative to LED installation base plate 32.
(the 3rd embodiment)
Below, use accompanying drawing that the ligthing paraphernalia 10C of the 3rd embodiment of the present invention is described.In addition, for the ligthing paraphernalia 10 of above-mentioned first embodiment and the common position of the ligthing paraphernalia 10B of the second embodiment, mark same-sign and the repetitive description thereof will be omitted.
As shown in Fig. 7 (A) and (B), the protruding 36C being located at the center of reflecting plate 34 has polygonal cross-section.In addition, at the center of LED installation base plate 32, be provided with polygonal through hole 323C accordingly with the cross sectional shape of protruding 36C.
In addition, protruding 36C can arrange above-mentioned frustum flank 362(with reference to Fig. 4 (C) in periphery) and be polygon frustum shape, but may also be only the column of polygonal cross-section.
According to the ligthing paraphernalia 10C of the 3rd embodiment of the present invention described above, because embedded hole 323C and protruding 36C is polygonal cross-section, thus can reliably carry out the relative positioning of reflecting plate 34 relative to LED installation base plate 32, easily LED 31 can be navigated to the assigned position of reflecting plate 34.
In addition, ligthing paraphernalia of the present invention is not limited to each embodiment above-mentioned, can carry out suitable modification, improvement etc.
The Japanese patent application (Japanese Patent Application 2010-116702) that the application submitted to based on May 20th, 2010, its content is incorporated in this as reference.
Symbol description
10,10B, 10C ligthing paraphernalia
20 appliance bodies
24 mounting screws
31 LED(light sources)
32 LED installation base plates (installation base plate)
323,323C through hole (embedded hole)
34 reflecting plates
342 periphery walls
36,36C projection (fitting projection)
362 frustum flanks (prismoid section)

Claims (3)

1. a ligthing paraphernalia, has:
Installation base plate, is provided with light source, and has embedded hole;
Reflecting plate, is located at the front of described installation base plate, is reflected by the light of described light source;
Appliance body, holding described installation base plate and described reflecting plate and has opening in front, having the mounting screw holes for inserting mounting screw; And
Fitting projection, that be located at described reflecting plate with face, the i.e. back side of the opposition side, face of front side, chimeric with described embedded hole,
Described fitting projection has:
Fitting projection main body; And
Prismoid section, is located at around described fitting projection main body, is tapered from the front-surface side of described reflecting plate towards rear side,
On the face of the described appliance body side of described fitting projection main body, be provided with the screw hole supplying the described mounting screw inserted from the described mounting screw holes of described appliance body to be screwed into,
The described fitting projection of described reflecting plate is inserted and is embedded in the described embedded hole of described installation base plate, and under the state contacted with the face of the front side of described appliance body at described installation base plate, described reflecting plate is fixed on described appliance body.
2. ligthing paraphernalia according to claim 1,
The described fitting projection of described reflecting plate arranges multiple near the periphery wall of described reflecting plate.
3. ligthing paraphernalia as claimed in claim 1 or 2, has:
The described embedded hole of described installation base plate is polygon,
The described fitting projection of described reflecting plate has the polygonal cross-section chimeric with polygonal described embedded hole.
CN201180024999.8A 2010-05-20 2011-04-20 Lighting fixture Expired - Fee Related CN102906493B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2010116702A JP5489345B2 (en) 2010-05-20 2010-05-20 lighting equipment
JP2010-116702 2010-05-20
PCT/JP2011/059754 WO2011145425A1 (en) 2010-05-20 2011-04-20 Lighting fixture

Publications (2)

Publication Number Publication Date
CN102906493A CN102906493A (en) 2013-01-30
CN102906493B true CN102906493B (en) 2015-04-01

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Application Number Title Priority Date Filing Date
CN201180024999.8A Expired - Fee Related CN102906493B (en) 2010-05-20 2011-04-20 Lighting fixture

Country Status (3)

Country Link
JP (1) JP5489345B2 (en)
CN (1) CN102906493B (en)
WO (1) WO2011145425A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016076458A (en) * 2014-10-09 2016-05-12 日立アプライアンス株式会社 Bulb type luminaire
JP6951115B2 (en) * 2017-04-28 2021-10-20 株式会社アイ・ライティング・システム lighting equipment
JP7205879B2 (en) * 2017-12-13 2023-01-17 株式会社日本Css lighting equipment
JP6959284B2 (en) * 2019-03-26 2021-11-02 株式会社遠藤照明 lighting equipment
CN109899690A (en) * 2019-04-02 2019-06-18 广东凯西欧光健康有限公司 A kind of zoom lamps and lanterns
CN212961184U (en) * 2020-07-31 2021-04-13 漳州立达信光电子科技有限公司 Detachable down lamp easy to assemble

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6007354A (en) * 1997-07-31 1999-12-28 Yazaki Corporation Connector fitting structure and fitting method using the same

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4155285B2 (en) * 2005-07-25 2008-09-24 松下電工株式会社 lighting equipment
JP4671064B2 (en) * 2008-08-28 2011-04-13 東芝ライテック株式会社 lighting equipment

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6007354A (en) * 1997-07-31 1999-12-28 Yazaki Corporation Connector fitting structure and fitting method using the same

Also Published As

Publication number Publication date
JP5489345B2 (en) 2014-05-14
JP2011243509A (en) 2011-12-01
CN102906493A (en) 2013-01-30
WO2011145425A1 (en) 2011-11-24

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Effective date of registration: 20150925

Address after: Osaka Japan

Patentee after: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT Co.,Ltd.

Address before: Osaka Japan

Patentee before: Matsushita Electric Industrial Co.,Ltd.

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Granted publication date: 20150401

Termination date: 20210420