WO2006095692A1 - Led灯具 - Google Patents
Led灯具 Download PDFInfo
- Publication number
- WO2006095692A1 WO2006095692A1 PCT/JP2006/304289 JP2006304289W WO2006095692A1 WO 2006095692 A1 WO2006095692 A1 WO 2006095692A1 JP 2006304289 W JP2006304289 W JP 2006304289W WO 2006095692 A1 WO2006095692 A1 WO 2006095692A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- led
- flat circuit
- socket
- circuit body
- reflector structure
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/325—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by abutting or pinching, i.e. without alloying process; mechanical auxiliary parts therefor
- H05K3/326—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by abutting or pinching, i.e. without alloying process; mechanical auxiliary parts therefor the printed circuit having integral resilient or deformable parts, e.g. tabs or parts of flexible circuits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S4/00—Lighting devices or systems using a string or strip of light sources
- F21S4/10—Lighting devices or systems using a string or strip of light sources with light sources attached to loose electric cables, e.g. Christmas tree lights
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
- F21S43/14—Light emitting diodes [LED]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/19—Attachment of light sources or lamp holders
- F21S43/195—Details of lamp holders, terminals or connectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/30—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by reflectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/30—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by reflectors
- F21S43/33—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by reflectors characterised by their material, surface treatment or coatings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
-
- 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]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/189—Printed circuits structurally associated with non-printed electric components characterised by the use of a flexible or folded printed circuit
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10106—Light emitting diode [LED]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10227—Other objects, e.g. metallic pieces
- H05K2201/10295—Metallic connector elements partly mounted in a hole of the PCB
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10613—Details of electrical connections of non-printed components, e.g. special leads
- H05K2201/10621—Components characterised by their electrical contacts
- H05K2201/10651—Component having two leads, e.g. resistor, capacitor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10613—Details of electrical connections of non-printed components, e.g. special leads
- H05K2201/10742—Details of leads
- H05K2201/1075—Shape details
- H05K2201/10818—Flat leads
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10613—Details of electrical connections of non-printed components, e.g. special leads
- H05K2201/10954—Other details of electrical connections
- H05K2201/10962—Component not directly connected to the PCB
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/11—Treatments characterised by their effect, e.g. heating, cooling, roughening
- H05K2203/1189—Pressing leads, bumps or a die through an insulating layer
Definitions
- the present invention relates to an LED lamp in which a plurality of LEDs (light emitting diodes) are arranged as a light source.
- LED lamps in which a plurality of LEDs are arranged are used for the front and rear lamps of automobiles.
- This LED lamp has a three-dimensional staircase (three-dimensional) support base that is formed in a layered manner inside the lamp body, and a plurality of LEDs are mounted on the support base at predetermined intervals. Support the board on which the nos bar circuit connected to the LED by welding etc. is formed to supply power to the LED, and connect the bus bar circuit of each layer board with the lead wire to connect to the lighting control circuit Some are configured (see Patent Document 1).
- Such LED lamps require a dedicated board and support base that match the LED layout, etc., as well as complicated work such as the connection between the LED and the bus bar circuit, and the connection between the bus bar circuits. become. Therefore, in order to alleviate such problems, a flexible flat cable (hereinafter referred to as FFC) or the like in which a plurality of LEDs are mounted at a predetermined interval on a support base provided in a three-dimensional staircase shape inside the lamp body. Some flat circuit bodies are bent and deformed three-dimensionally (see Patent Document 2).
- FFC flexible flat cable
- Patent Document 1 Japanese Utility Model Publication No. 6-56912
- Patent Document 2 Japanese Utility Model Publication No. 5-25749
- the LED lamp using the flat circuit body disclosed in Patent Document 2 is adjusted in position so that the LED conforms to a predetermined arrangement state, etc., compared to the LED lamp using the substrate described in Patent Document 1. Therefore, the degree of freedom of design can be increased.
- the flat circuit body is supported on the support base. Therefore, there is a problem that the structure of the LED lamp is not simple and small, and the cost is not reduced.
- An object of the present invention is to provide an LED lamp that is simple in structure, small in size, and low in cost.
- a first aspect of the LED lamp of the present invention includes a flat circuit body in which a plurality of LEDs are mounted in a lamp chamber formed by a lamp body and a lens attached to a front opening of the lamp body, and the LED
- the LED lamp is provided with a reflector structure that reflects the light emitted from the light source, wherein a plurality of openings are formed in the wall of the reflector structure, and a flat circuit body LED is attached to the opening.
- the LED lamp is characterized in that a flat circuit body is supported by the reflector structure.
- the reflector structure includes the wall portion positioned relative to the lens, an LED mounting hole into which the LED of the flat circuit body is inserted, and the wall portion.
- Each of the plurality of LEDs mounted on the flat circuit body is attached to the LED mounting portion.
- the LED lamp further includes a reflector on the side of the engaging portion facing the opening.
- the reflector structure includes the wall portion positioned relative to the lens, an engagement portion formed in a tapered shape that forms the opening, and the engagement portion.
- a socket engaging part that engages a socket is provided at the lower end of the joint part, and a socket having a hole through which the LED is accommodated and light emitted by the LED is provided at the place where the LED of the flat circuit body is mounted.
- the LED lamp is characterized in that a flat circuit body LED is attached to the opening of the reflector structure by engaging the socket with the socket engaging portion of the reflector structure.
- a fifth aspect of the LED lamp of the present invention is the LED lamp characterized in that a bent portion is formed between the LEDs of the flat circuit body!
- the socket engaging portion of the reflector structure includes an annular engagement protrusion on an outer peripheral surface thereof, and the socket is an annular engagement corresponding to the engagement protrusion.
- the LED lamp is characterized in that a projection is provided, and the LED of the flat circuit body is attached to the reflector structure by engaging both engaging projections.
- the socket is a box-type socket body that accommodates the LED, and a flat circuit in the vicinity of the LED between the socket body and the socket body.
- the LED lamp is composed of a cover for sandwiching the body, and the outer surface of the cover is provided with the hole communicating with the internal space for housing the LED of the socket body.
- the LED lamp of the present invention since the flat circuit body is supported by the reflector structure, the support base becomes unnecessary. Therefore, the number of parts of the LED lamp is reduced, the structure is simple and small, and the cost can be reduced. Since the flat circuit body is flexible, it is easy to support the flat circuit body so that it matches the shape of the reflector structure, and the LED is accurately and quickly installed in the opening of the reflector structure. The LED lamp can be assembled easily and the production efficiency can be improved.
- the flat circuit body LED is attached to the opening of the reflector structure body through the socket by engaging the socket with the reflector structure body.
- the flat circuit strength S is supported by the reflector structure by the S socket, it is easy to remove the flat circuit body for repair or the like, and maintenance is easy.
- the flat circuit body since the bent portion is formed between the LEDs of the flat circuit body, the flat circuit body easily expands and contracts in the longitudinal direction, and the flat circuit is formed in the opening of the reflector structure. It becomes easier to attach the body LED, and the assembling workability of the LED lamp can be further improved.
- FIG. 1 is a schematic diagram showing an embodiment in which the LED lamp of the present invention is applied to a rear lamp of an automobile.
- FIG. 1 is a schematic diagram showing an embodiment in which the LED lamp of the present invention is applied to a rear lamp of an automobile.
- FIG. 2 is a cross-sectional view taken along line XX in FIG.
- FIG. 3 is a cross-sectional view taken along the line XX of FIG. 1 provided with a reflector.
- FIG. 4A is a plan view of a flat circuit body in which LEDs are mounted in the LED lamp of FIG.
- FIG. 4B is a front view of a flat circuit body in which LEDs are mounted in the LED lamp of FIG.
- FIG. 4C is a sectional view taken along line Y—Y in FIG. 4B.
- FIG. 5A is a front view side view showing a piercing-type connector used in the flat circuit bodies of FIGS. 4A to 4C.
- FIG. 5B is a side view showing a piercing-type connector used in the flat circuit body of FIGS. 4A to 4C.
- FIG. 6 is a cross-sectional view showing another embodiment of the LED lamp of the present invention.
- FIG. 7 is a perspective view showing a modification of the flat circuit body shown in FIGS. 4A to 4C.
- FIG. 8A is a diagram showing an example of a bent part between LEDs 9 of a flat circuit body 41, (A) is a curved part.
- FIG. 1 A first figure.
- FIG. 8B is a view showing an example of a bent portion between the LEDs 9 of the flat circuit body 41, and is a side view in which a U-shaped curved portion 42 is provided between two bent portions 4la.
- FIG. 8C is a diagram showing an example of a bent portion between the LEDs 9 of the flat circuit body 41, and is a side view showing an example in which three bent portions 41a are provided.
- FIG. 8D is a diagram showing an example of a bent portion between the LEDs 9 of the flat circuit body 41, and is a side view showing another example in which three bent portions 41a are provided.
- Fig. 1 is a schematic diagram showing an embodiment in which the LED lamp of the present invention is applied to a rear lamp of an automobile.
- Fig. 2 is a cross-sectional view taken along the line X-X in Fig. 1.
- Fig. 4A-4C shows the flat circuit body of the LED lamp of Fig. 1
- Figs. 5A and 5B show the piercing type connectors used in the flat circuit body of Figs. 4A-4C. Is.
- the LED lamp of the present embodiment includes a plurality of LEDs 9 in a lamp chamber 5 formed by a lamp body 1 and a lens 3 attached to the front opening thereof.
- the mounted flat circuit body 7 and the reflector structure 11 for reflecting the light emitted from the LED 9 are provided.
- the lamp body 1, the lens 3, and the reflector structure 11 are formed of a material based on polypropylene, acrylo-tolyl styrene acrylate (ASA), or other synthetic resin. The material may be mixed with talc or the like as necessary to increase rigidity.
- the reflector structure 11 formed in this way is placed on the back side of the lens 3.
- the lamp body 1 is attached to the lamp body 1 so as to be inclined at an interval.
- the wall portion 11a of the reflector structure 11 is formed with a plurality of openings 13 having, for example, a circular hole force, on the back side of the wall portion 11a in the opening 13 (the side opposite to the lens 3).
- An engaging portion 15 formed in a trumpet shape (tapered shape) is provided integrally with the wall portion 11a so as to reduce the caliber force toward the tip.
- an LED mounting hole 15a for inserting the LED 9 of the flat circuit body 7 and attaching the LED 9 to the opening 13 of the reflector structure 11.
- a reflector 1 lb for reflecting the light emitted from the LED 9 is provided in at least a portion of the wall 11a of the reflector structure 11 where the opening 13 is formed. It may be done.
- the reflector l ib is formed of a metal plate affixed to the wall portion 11a of the reflector structure 11 or a plated metal thin film.
- At least a portion of the wall portion 11a of the reflector structure 11 shown in Fig. 2 that forms the opening 13 may be formed of a material having a reflection function.
- a material having a reflection function a material obtained by finely foaming a thermoplastic polyester (for example, see JP-A-2000-56715) can be used.
- the flat circuit body 7 has flexibility.
- a plurality of LEDs 9 are mounted on a flexible flat cable (hereinafter referred to as FFC) at a predetermined interval in the longitudinal direction.
- FFC flexible flat cable
- the FFC is a parallel arrangement, for example, with two flat conductors 17 collectively covered with an insulation coating 19, and used in a smooth state, a bent state, a bent state, etc. Is done.
- the flat conductor 17 is made of, for example, a copper tape having a thickness of 0.15 mm and a width of 5.2 mm, and the insulating coating 19 is made of a polyethylene terephthalate film.
- Each LED 9 is mounted so as to straddle two flat conductors 17.
- the flat circuit body 7 can use a flexible flat wiring material such as a flexible printed circuit board (FPC) in place of the FFC.
- FPC flexible printed circuit board
- the flat circuit body 7 and the LED 9 are connected as shown in FIGS. 4B and 4C. That is, the LED9 plate lead 23 is superimposed on the flat conductor 17 of the flat circuit body 7 without peeling off the insulation coating 19, and is opposed to the plate lead 23 in a U-shape as shown in FIGS. 5A and 5B. Straddle the piercing connector 21 in which the three-pronged piercing pieces 25 are arranged in a staggered pattern on both ends. The piercing piece 25 is pierced and penetrated into the flat conductor 17, and the piercing piece 25 is bent inward on the back side of the flat circuit body 7 to be connected.
- the flat circuit body 7 is supported on the back side of the reflector structure 11 by inserting the LED 9 into the LED mounting hole 15a of the engaging portion 15 provided in the opening 13 of the reflector structure 11, and attaching it. Is done.
- the flat circuit body 7 is supported by the reflector structure 11 as in the above embodiment, a conventional support base is not required. Therefore, the number of parts of the LED lamp is reduced, the structure is simple and small, and the cost can be reduced.
- the flat circuit body 7 is flexible, it is easy to support the flat circuit body 7 so as to match the shape of the reflector structure 11, and the LED 9 can be accurately positioned in the opening 13 of the reflector structure 11. In addition, it can be installed quickly, the assembly work of the LED lamp is simplified, and the manufacturing efficiency can be improved.
- FIG. 6 is a view showing another embodiment of the LED lamp according to the present invention.
- This LED lamp is provided with a socket 27 having a hole 29 through which the LED 9 is housed and the light emitted by the LED 9 is passed at the place where the LED 9 of the flat circuit body 7 is mounted.
- an engaging portion 31 is provided on the back side of the wall portion 11a in the opening 13 of the reflector structure 11, and the socket 27 is engaged with the reflector structure 11, so that the opening of the reflector structure 11 is opened.
- the LED 9 of the flat circuit body 7 can be attached to 13.
- the socket 27 is attached to the socket main body 33 that accommodates the LED 9 and the socket main body 33, and the flat circuit near the LED 9 is interposed between the socket main body 33 and the socket 27.
- the hole 29 that communicates with the internal space that accommodates the LED 9 of the socket body 33 is provided on the outer surface of the cover 35 that also acts as a force with the cover 35 that holds the body 7.
- the hole 29 is formed in a trumpet shape on the outer surface of the cover 35 so that the diameter decreases toward the tip, and is provided integrally with the cover 35. Furthermore, the back side of the trumpet-shaped inclined inner surface of the hole 29
- An annular engagement projection 37 is provided in two steps in the front and rear direction.
- the engaging portion 31 is formed in a trumpet shape on the back side of the wall portion 11a in the opening 13 of the reflector structure 11 so as to reduce the caliber force toward the tip. It is provided integrally.
- An annular engaging projection 39 is provided in two front and rear stages on the outer peripheral surface on the distal end side of the engaging portion 31.
- the hole 29 of the socket 27 in the flat circuit body 7 is inserted into the outer periphery of the engaging portion 31 provided in the opening 13 of the reflector structure 11, and the engaging protrusions 37 and 39 are engaged with each other,
- the LED 9 of the flat circuit body 7 is detachably attached to the opening 13 of the reflector structure 11.
- the flat circuit body 7 is detachably supported on the back side of the reflector structure 11.
- Other configurations are the same as those described in FIGS.
- the LED 9 of the flat circuit body 7 is socketed into the opening 13 of the reflector structure 11.
- the support of the flat circuit body 7 to the reflector structure 11 is stable and stable, and the flat structure body 7 can be supported on the reflector structure 11 with one touch.
- the assembly work of the LED lamp becomes even easier, and the production efficiency can be further improved.
- the flat circuit body 7 is supported by the reflector structure 11 by the socket 27, it is easy to remove the flat circuit body 7 for repair or the like, and maintenance is easy.
- FIG. 7 shows a modification of the flat circuit body 7 shown in FIGS. 4A to 4C.
- the flat circuit body 41 is different from the flat circuit body 7 in that a plurality of bent portions 41a bent in a U-shape in opposite directions are formed between the LEDs 9, and the other
- the configuration is the same as the flat circuit body 7.
- the bent portion 4 la is formed between the LEDs 9 of the flat circuit body 41, so that the flat circuit body 41 easily expands and contracts in the longitudinal direction, and the reflector structure 11 As a result, it becomes easier to attach the LED 9 of the flat circuit body 41 to the opening 13 of the LED, and the assembling workability of the LED lamp can be further improved.
- the connector 21 and the piercing piece 25 were included. It is desirable that the load due to bending is not applied directly to the connection part of the flat circuit body 41. Specifically, it is possible to achieve the position of the bent portion 41a or the bent portion 42 by separating the connecting portion force of the flat circuit body 41 to some extent. It can also be realized by forming the bent portion 41a thereafter.
- FIG. 8A to 8D are diagrams showing examples of bent portions between the LEDs 9 of the flat circuit body 41.
- FIG. 8A is a side view in which a curved portion 42 is provided
- FIG. 8B is a U-shaped configuration between two bent portions 41a.
- FIG. 8C is a side view showing an example in which three bent portions 41a are provided
- FIG. 8D is a side view showing another example in which three bent portions 41a are provided.
- the LED mounting surface of the flat circuit body 41 is upward in the drawing.
- FIGS. 8A to 8C show an example in which a bent portion 41a or a curved portion 42 is formed on the side opposite to the LED mounting surface
- FIG. 8D shows a bent portion 41a formed on the same side as the LED mounting surface.
- These may be set as appropriate according to the shape of the reflector structure 11 to which the LED of the flat circuit body 41 is attached.
- 8A to 8B may be formed on the same side as the LED mounting surface.
- the number of the bent portions 41a or the bent portions 42 may be any number with respect to one place between the LEDs 9 of the flat circuit body 41.
- bent portion 41a is formed on the same side as the LED mounting surface as shown in FIG. 8D, the bent portion is formed in the space outside the opening 15 of the reflector structure 11 shown in FIG. 41a can be accommodated, and the entire LED lamp can be made compact.
- the present invention can also be applied to a room lamp or the like that is not applied only to a rear combination lamp of an automobile, and the LED lamp according to the present invention includes: It can also be applied to vehicles, railroad crossing barriers, road warning warning lamps, indoor lamps, lighting equipment, etc.
- This specification is based on Japanese Patent Application No. 2005-62146 filed on Mar. 7, 2005. All this content should be included here.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Led Device Packages (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/817,978 US20090213587A1 (en) | 2005-03-07 | 2006-03-06 | Led lighting device |
EP06715309A EP1867912A4 (en) | 2005-03-07 | 2006-03-06 | LED LIGHTING DEVICE |
JP2007507103A JP4948394B2 (ja) | 2005-03-07 | 2006-03-06 | Led灯具 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005-062146 | 2005-03-07 | ||
JP2005062146 | 2005-03-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006095692A1 true WO2006095692A1 (ja) | 2006-09-14 |
Family
ID=36953286
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2006/304289 WO2006095692A1 (ja) | 2005-03-07 | 2006-03-06 | Led灯具 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20090213587A1 (ja) |
EP (1) | EP1867912A4 (ja) |
JP (1) | JP4948394B2 (ja) |
CN (1) | CN101133284A (ja) |
WO (1) | WO2006095692A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013161708A (ja) * | 2012-02-07 | 2013-08-19 | Koito Mfg Co Ltd | 灯具ユニットおよび車両用灯具 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008004483B4 (de) * | 2008-01-16 | 2010-07-29 | Volkswagen Ag | Fahrzeugleuchte mit flexibler Leuchtmittelbaugruppe |
ITTO20080206A1 (it) * | 2008-03-18 | 2009-09-19 | Tyco Electronics Amp Italia Spa | Dispositivo di illuminazione, particolarmente per fanali di autoveicoli |
US8585241B2 (en) * | 2008-06-11 | 2013-11-19 | Chang Wah Electromaterials Inc. | Power-saving lighting apparatus |
DE102008031432B4 (de) * | 2008-07-04 | 2011-07-28 | odelo GmbH, 71409 | Leuchte |
KR101670741B1 (ko) * | 2009-12-11 | 2016-10-31 | 엘지전자 주식회사 | 조명 장치 |
EP2671756B1 (en) * | 2012-06-08 | 2022-01-19 | LG Innotek Co., Ltd. | Lamp unit and vehicle using the same |
JP6483352B2 (ja) * | 2014-05-09 | 2019-03-13 | 株式会社小糸製作所 | Ledユニットおよびその製造方法 |
DE102014114252A1 (de) * | 2014-09-30 | 2016-03-31 | Sonderbau Simmet Kabeltechnik GmbH | Elektrisches Bauteil mit einem Eingriffselement |
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- 2006-03-06 JP JP2007507103A patent/JP4948394B2/ja not_active Expired - Fee Related
- 2006-03-06 US US11/817,978 patent/US20090213587A1/en not_active Abandoned
- 2006-03-06 CN CNA2006800071814A patent/CN101133284A/zh active Pending
- 2006-03-06 EP EP06715309A patent/EP1867912A4/en not_active Withdrawn
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Also Published As
Publication number | Publication date |
---|---|
JP4948394B2 (ja) | 2012-06-06 |
EP1867912A1 (en) | 2007-12-19 |
JPWO2006095692A1 (ja) | 2008-08-14 |
EP1867912A4 (en) | 2009-05-13 |
US20090213587A1 (en) | 2009-08-27 |
CN101133284A (zh) | 2008-02-27 |
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