WO2016158423A1 - 光源ユニット及び車輌用灯具 - Google Patents
光源ユニット及び車輌用灯具 Download PDFInfo
- Publication number
- WO2016158423A1 WO2016158423A1 PCT/JP2016/058357 JP2016058357W WO2016158423A1 WO 2016158423 A1 WO2016158423 A1 WO 2016158423A1 JP 2016058357 W JP2016058357 W JP 2016058357W WO 2016158423 A1 WO2016158423 A1 WO 2016158423A1
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- substrate
- light emitting
- light source
- emitting element
- source unit
- Prior art date
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- 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]
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
- F21S41/143—Light emitting diodes [LED] the main emission direction of the LED being parallel to the optical axis of the illuminating device
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/19—Attachment of light sources or lamp holders
- F21S41/192—Details of lamp holders, terminals or connectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/19—Attachment of light sources or lamp holders
- F21S41/194—Bayonet attachments
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- 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
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- 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
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- 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
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/26—Refractors, transparent cover plates, light guides or filters not provided in groups F21S43/235 - F21S43/255
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- 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
- F21S43/37—Attachment thereof
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- 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
- F21S43/40—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the combination of reflectors and refractors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
- F21S45/48—Passive cooling, e.g. using fins, thermal conductive elements or openings with means for conducting heat from the inside to the outside of the lighting devices, e.g. with fins on the outer surface of the lighting device
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- 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
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
- F21V19/003—Fastening of light source holders, e.g. of circuit boards or substrates holding light sources
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- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
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- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/503—Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
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- 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
- F21S43/31—Optical layout thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/50—Waterproofing
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- 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
- F21V15/00—Protecting lighting devices from damage
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- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/005—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with keying means, i.e. for enabling the assembling of component parts in distinctive positions, e.g. for preventing wrong mounting
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- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
Definitions
- the present invention relates to a technical field of a light source unit having a socket housing and a substrate disposed in the socket housing, and a vehicular lamp provided with the light source unit.
- a vehicular lamp is provided with a light source unit that can be attached to and detached from a lamp outer casing constituted by a lamp body and a cover, and a light source element such as a light emitting diode is used as a light source of the light source unit. is there.
- Such a light source unit includes a light emitting element that functions as a light source and at least a substrate on which a wiring pattern for supplying current to the light emitting element is formed, and the substrate is disposed in a socket housing (for example, Patent Document 1). 1).
- a socket housing in which a board is arranged is attached to a lamp body.
- a part of a power supply member (connection terminal) for supplying power to the light emitting element or the like is inserted into the substrate, and a portion of the power supply member that is inserted into the substrate is joined to the substrate by a conductive metal member (solder).
- the back surface of the substrate is in contact with the heat conducting metal member, and heat generated when light is emitted from the light emitting element is released through the heat conducting metal member.
- the contact area of the heat conducting metal member with the substrate is small, and there is a possibility that sufficient heat dissipation during the emission of light from the light emitting element cannot be ensured.
- an object of the light source unit and the vehicle lamp of the present invention is to overcome the above-described problems and to improve heat dissipation related to heat generated when light is emitted from the light emitting element.
- a light source unit includes a light emitting element that functions as a light source, a wiring pattern on which the light emitting element is mounted, an electrode pad connected to the wiring pattern, and the electrode on which the wiring pattern is formed.
- a socket housing having a substrate on which a pad is mounted, a power supply body for supplying external power to the electrode pad, and an engagement portion engaged with a predetermined member, and holding the substrate, the light emitting element, and the power supply body
- the power supply body has a terminal holding portion formed of an insulating resin material and a connection terminal held by the terminal holding portion and connected to an external power source, The connection terminal and the electrode pad are connected by a conductive connection portion.
- the power feeding body has one end of the connection terminal positioned adjacent to the substrate, and a portion excluding at least both ends of the power feeding body is the socket housing. It is desirable to be located inside.
- the power feeder is formed by integrally molding the terminal holding portion and the connection terminal, and the power feeder and the socket housing are integrally molded. It is desirable to be coupled by.
- the power feeding body and the socket housing are integrally molded and coupled.
- a shielding member that shields at least the conductive connection portion is provided, and a positioning hole is formed on one side of the socket housing and the shielding member, and the positioning hole is on the other side. It is preferable that a positioning pin inserted into the socket housing is provided, and the shielding member is attached to the socket housing in a state where the positioning pin is inserted into the positioning hole.
- another light source unit includes a light emitting element that functions as a light source, a wiring pattern on which the light emitting element is mounted, an electrode pad connected to the wiring pattern, and the wiring pattern.
- the connection terminal and the electrode pad are connected by a conductive connection portion.
- connection terminal of the power feeder is positioned outside the substrate in the arrangement recess.
- the vehicular lamp according to the present invention is a vehicular lamp including a light source unit, wherein the light source unit includes a light emitting element that functions as a light source, a wiring pattern on which the light emitting element is mounted, An electrode pad connected to the wiring pattern; a substrate on which the wiring pattern is formed and mounted with the electrode pad; a power supply body for supplying external power to the electrode pad; and an engagement portion engaged with a predetermined member
- a socket housing for holding the substrate, the light emitting element, and the power feeding body, the power feeding body being held by the terminal holding portion formed of an insulating resin material and connected to an external power source.
- the connection terminal and the electrode pad are connected by a conductive connection portion.
- the connection terminal of the power feeding body is located outside the substrate, the heat radiation area of the substrate can be increased.
- the vehicle lamp which concerns on another this invention is a vehicle lamp provided with the light source unit, Comprising:
- the said light source unit is a light emitting element which functions as a light source,
- a part of the connection terminal connected to the power supply circuit is located between the parts, and the connection terminal and the electrode pad are connected by the conductive connection part.
- connection terminal of the power feeder is located outside the substrate in the arrangement recess of the light source unit.
- connection terminal of the power feeder since the connection terminal of the power feeder is located outside the substrate, it is possible to increase the heat dissipation area of the substrate, and to improve heat dissipation when light is emitted from the light emitting element. Can do.
- FIG. 2 to 16 show an embodiment of the present invention, and this figure is a cross-sectional view of a vehicular lamp. It is a disassembled perspective view of a light source unit. It is a perspective view of a light source unit. It is sectional drawing of a light source unit. It is a front view of a light source unit. It is a rear view of a light source unit. It is a schematic expanded sectional view which shows the state by which the lens part was arrange
- the light source unit of the present invention is applied to a light source unit used in a combination lamp having functions of a stop lamp and a tail lamp
- the vehicle lamp of the present invention is applied to a vehicle lamp equipped with the light source unit. It is a thing.
- the application range of the present invention is not limited to the light source unit used in the combination lamp having the functions of the stop lamp and the tail lamp, and the vehicle lamp provided with the light source unit.
- the light source unit of the present invention includes a headlamp, a clearance lamp, a tail lamp, a turn signal lamp, a stop lamp, a daytime running lamp, a cornering lamp, a hazard lamp, a position lamp, a back lamp, a fog lamp, or a combination lamp that is a combination thereof.
- the present invention can be widely applied to a light source unit used for various vehicle lamps.
- the vehicular lamp of the present invention can be widely applied to vehicular lamps equipped with these various light source units.
- front / rear, up / down, left / right directions are shown with the optical axis direction as the front-rear direction and the light emission direction as the rear.
- front and rear, up and down, left and right directions shown below are for convenience of explanation, and the implementation of the present invention is not limited to these directions.
- the vehicular lamp 1 is attached to the left and right ends of the front end of the vehicle body.
- the vehicular lamp 1 includes a lamp body 2 having a recess opened rearward and a cover 3 that closes an opening 2 a on the rear side of the lamp body 2.
- the lamp body 2 and the cover 3 constitute a lamp outer casing 4, and the inner space of the lamp outer casing 4 is formed as a lamp chamber 5.
- the front end portion of the lamp body 2 is provided as a substantially cylindrical unit mounting portion 6 penetrating back and forth, and a space inside the unit mounting portion 6 is formed as a mounting hole 6a.
- the light source unit 8 is detachably attached to the unit mounting portion 6 of the lamp body 2.
- the light source unit 8 includes a socket housing 9, a power feeder 10, and a light emitting module 11 (see FIGS. 2 to 6).
- the socket housing 9 is formed by integrally molding a resin molding portion 12 and a heat radiating plate 13.
- integral molding for example, so-called insert molding is used in which molten metal (resin material) is filled in a state where a metal material is held in a cavity of a mold, and a molded product is integrally formed of the metal material and the resin material. ing.
- the resin molding part 12 is excellent in thermal conductivity, and is formed of, for example, a resin material containing carbon or the like, and also has conductivity.
- the resin molded part 12 preferably has a thermal conductivity coefficient of 1 W / (mK) to 30 W / (mK), and the thermal conductivity is lower than the thermal conductivity of the heat radiating plate 13, which will be described later. It is preferable that the height is higher.
- the resin molding part 12 includes a disk-shaped base surface part 14 facing in the front-rear direction, a projecting part 15 projecting rearward from the center part of the base surface part 14, and a first radiating fin 16 projecting forward from the base surface part 14, , And second radiating fins 17 and 17 projecting forward from the base surface portion 14 and connector connecting portions 18 projecting forward from the base surface portion 14.
- the projecting portion 15 has a substrate placement portion 19 whose outer shape is formed in a circular shape and engagement portions 20, 20,... Provided on the outer peripheral surface of the substrate placement portion 19.
- the substrate placement portion 19 is formed with a placement recess 19a that is opened rearward.
- the arrangement recess 19 a is formed in a substantially rectangular shape and is slightly larger than the outer shape of the light emitting module 11.
- the engaging portions 20, 20,... Are spaced apart in the circumferential direction.
- the engaging portions 20, 20,... Are located at the rear end portion of the substrate placement portion 19.
- the first radiating fins 16, 16,... are provided, for example, at equal intervals in the left-right direction, and protrude from the upper half of the base surface portion 14 other than the left and right ends (see FIG. 6). ).
- the second radiating fins 17 and 17 are respectively located on both sides of the first radiating fins 16, 16,... In the left-right direction, and protrude from both left and right ends of the base surface portion 14.
- the thickness of the second radiating fins 17 and 17 in the left-right direction is greater than the thickness in the left-right direction of the first radiating fins 16, 16.
- the connector connecting portion 18 is formed in a cylindrical shape whose axial direction is the front-rear direction, and is positioned below the first heat radiation fins 16, 16,.
- the heat radiating plate 13 is formed by forming a plate-shaped metal material such as aluminum having high thermal conductivity into a predetermined shape (see FIGS. 2 and 4).
- the heat radiating plate 13 includes a first heat radiating portion 13a, second heat radiating portions 13b and 13b, third heat radiating portions 13c and 13c, and fourth heat radiating portions 13d and 13d.
- the first heat radiating portion 13a and the fourth heat radiating portions 13d and 13d are formed in a substantially rectangular shape facing the front-rear direction, respectively, and the second heat radiating portions 13b and 13b and the third heat radiating portions 13c and 13c are respectively left and right. It is formed in a substantially rectangular shape that faces.
- the rear ends of the third heat radiating portions 13c and 13c are respectively connected to the left and right end portions of the first heat radiating portion 13a, and the fourth heat radiating portions 13d and 13d are respectively connected to the third heat radiating portion 13c.
- 13c is continued to the front end portion, and the outer end portions are respectively continued to the rear end portions of the second heat radiation portions 13b, 13b.
- the third heat radiating portions 13c and 13c are formed by being bent in a direction orthogonal to the first heat radiating portion 13a, respectively, and the fourth heat radiating portions 13d and 13d are respectively connected to the third heat radiating portions 13c and 13c.
- the second heat radiating portions 13b and 13b are formed by being bent in a direction orthogonal to the fourth heat radiating portions 13d and 13d, respectively.
- the first heat radiating portion 13a of the heat radiating plate 13 is located in the arrangement concave portion 19a of the substrate arrangement portion 19 in the resin molded portion 12, and is exposed to the resin molded portion 12 (see FIG. 4).
- the heat radiating plate 13 has the second heat radiating portions 13b and 13b located inside the second heat radiating fins 17 and 17, respectively, the third heat radiating portions 13c and 13c are located inside the substrate placement portion 19, and the fourth The heat radiating portions 13 d and 13 d are located inside the base surface portion 14.
- the resin molding portion 12 is formed with an insertion placement hole (not shown) at a position extending from the substrate placement portion 19 to the base surface portion 14, and the insertion placement hole communicates with the placement recess 19 a and the inside of the connector connecting portion 18.
- the power feeding body 10 includes a terminal holding portion 21 formed of an insulating resin material, and connection terminals 22, 22, 22 that are held by the terminal holding portion 21 and connected to a power supply circuit (external power) (not shown). (See FIG. 2).
- the terminal holding part 21 is formed in a flat shape extending in the front-rear direction and having a thin top and bottom.
- connection terminals 22, 22, 22 are made of a metal material and are arranged side by side in the terminal holding part 21 except for a part.
- the connection terminal 22 includes a terminal portion 23 that extends in the front-rear direction, and retaining protrusions 24 and 24 that protrude in opposite directions from a position near the rear end of the terminal portion 23.
- the terminal portion 23 has a front end portion as a connector connection portion 23a and a rear end portion as a wire connection portion 23b. At least a part of the surface of the wire connection portion 23b is subjected to a surface treatment with, for example, nickel or gold.
- connection terminal 22 has a connector connection part 23 a protruding forward from the terminal holding part 21 and a wire connection part 23 b protruding rearward from the terminal holding part 21.
- the connection terminal 22 is prevented from coming off from the terminal holding part 21 in the front-rear direction by the retaining protrusions 24, 24 being positioned inside the terminal holding part 21.
- a terminal holding portion 21 and connection terminals 22, 22, and 22 are integrally formed by, for example, insert molding.
- the power feeder 10 is inserted into an insertion hole formed in the resin molding portion 12 except for the connector connection portions 23a, 23a, 23a and the wire connection portions 23b, 23b, 23b, and the connector connection portions 23a, 23a, 23a are connectors.
- the wire connection parts 23b, 23b, and 23b are located in the arrangement
- the power feeding body 10 is disposed in a mold cavity in a state formed by insert molding, for example, and is filled with a molten resin for forming the resin molding portion 12 in the cavity, and the socket housing 9 and, for example, by insert molding It is integrally formed.
- the power feeder 10 is formed by integrally molding the terminal holding portion 21 and the connection terminals 22, 22, and 22, and is coupled by integrally molding the power feeder 10 and the socket housing 9.
- the power feeding body 10 and the socket housing 9 are integrally molded, and good positional accuracy with respect to the terminal holding portion 21 of the connection terminals 22, 22, 22 and the socket housing 9 of the power feeding body 10.
- the light emitting module 11 has a substrate 25 formed in a substantially rectangular shape facing in the front-rear direction, light emitting elements 26, 26,... Mounted on the substrate 25, and various control elements 27, 27 mounted on the substrate 25. (See FIGS. 2 to 5).
- the substrate 25 is, for example, a ceramic substrate, and a wiring pattern for supplying current to the light emitting elements 26, 26,... Is formed on the substrate 25.
- the size of the substrate 25 is made slightly larger than the size of the first heat radiating portion 13 a of the heat radiating plate 13.
- five light emitting elements 26, 26,... are mounted in the central portion of the substrate 25, and light emitting diodes (LEDs) are used as the light emitting elements 26, 26,.
- the light emitting elements 26, 26,... are mounted around the one light emitting element 26 with four light emitting elements 26, 26,. For example, it functions as a light source for a tail lamp, and the surrounding four light emitting elements 26, 26,... Function as a light source for a stop lamp, for example.
- the light emitting elements 26, 26,... are connected to the wiring pattern by conductive wires 28, 28,.
- connection terminals 22, 22, and 22 are provided as a tail lamp power supply terminal, a stop lamp power supply terminal, and a ground power supply terminal, respectively.
- the number and function of the light emitting elements 26 mounted on the substrate 25 can be arbitrarily set according to the type of the vehicle lamp 1 and the necessary luminance.
- control elements 27, 27,... For example, diodes, capacitors, resistors, or the like are used, which are mounted on the outside of the light emitting elements 26, 26,. It is connected.
- the back surface of the substrate 25 is bonded to the surface of the first heat radiation portion 13a of the heat radiation plate 13 with an adhesive 30 (see FIG. 4).
- an adhesive 30 As the adhesive 30, a heat conductive adhesive is used.
- the electrode pads 29, 29, 29 connected to the wiring pattern are formed side by side on the lower end of the substrate 25 (see FIG. 3).
- the electrode pads 29, 29, and 29 are positioned in the vicinity of the wire connection portions 23b, 23b, and 23b in the connection terminals 22, 22, and 22, respectively.
- the electrode pads 29, 29, 29 are ultrasonically welded to the wire connection portions 23 b, 23 b, 23 b of the connection terminals 22, 22, 22, respectively, by wires 31, 31, 31 that are formed of, for example, aluminum and function as conductive connection portions Or connected by soldering.
- the connection of the wire connection part 23b and the wire 31 is performed in the part in which the surface treatment by nickel, gold
- the connection between the electrode pads 29, 29, 29 and the connection terminals 22, 22, 22 may be made by a conductive connection part other than the wires 31, 31, 31.
- the terminal part 23 may be formed in the linear form, and the rear-end surface of the terminal part 23 may be made into the junction part with the wire 31, and the connection terminal 22 is shown in FIG. As described above, the rear end portion of the terminal portion 23 may be bent by 90 °, and the peripheral surface of the terminal portion 23 may be a joint portion with the wire 31.
- a frame 32 is attached to the substrate 25 between the light emitting elements 26, 26,... And the control elements 27, 27,... (See FIGS. 3, 4, and 7).
- the frame 32 is formed, for example, in a substantially annular shape by a resin material, and is disposed at a position surrounding the light emitting elements 26, 26,... And the conductive wires 28, 28,.
- a sealing portion 33 is applied inside the frame 32, and the light emitting elements 26, 26,... And the conductive wires 28, 28,... Are sealed by the sealing portion 33 (see FIG. 7). .
- the sealing portion 33 is formed by filling (injecting) a liquid sealing resin into the inside of the frame body 32 and curing, so that the light emitting elements 26, 26,... And the conductive wires 28, 28,. • is sealed. Therefore, the frame body 32 has a function of preventing unnecessary flow of the sealing resin to the control elements 27, 27,... Side and determining the sealing portion 33 in a predetermined shape.
- the refractive index of the sealing portion 33 is intermediate between the light emitting elements 26, 26,... And the refractive index of air, and the sealing portion 33 seals the light emitting elements 26, 26,.
- the difference between the refractive index of the light emitting elements 26, 26,... And the refractive index of air is alleviated, and the light emission efficiency from the light emitting elements 26, 26,.
- a lens part 34 is arranged on the sealing part 33.
- the lens portion 34 is formed in a rear hemispherical shape with a predetermined molding resin.
- the lens part 34 is formed, for example, by filling and curing the sealing part 33 before or after curing inside the frame 32 in a state where a predetermined liquid molding resin is melted. Therefore, the frame body 32 has a function of preventing unnecessary flow of the molding resin forming the lens portion 34 toward the control elements 27, 27,..., And determining the lens portion 34 into a predetermined shape. ing.
- the lens resin 34 is formed by filling the molding resin on the sealing portion 33 and curing it. Therefore, the frame body 32 has a function of preventing unnecessary flow of the molding resin forming the lens portion 34 toward the control elements 27, 27,..., And determining the lens portion 34 into a predetermined shape. ing.
- the refractive index of the lens portion 34 is set to be intermediate between the refractive index of the light emitting element 26 and air, and light emitted from the light emitting elements 26, 26,... It is difficult to be totally reflected, and the light emission efficiency to the outside can be improved.
- the frame body 32 since the frame body 32 is provided, when the sealing resin or the molding resin is injected into the inside of the frame body 32, the injection position of the sealing resin or the molding resin is relative to a predetermined position. Even in the case of misalignment, the sealing resin or the molding resin is formed in a fixed shape, and the molding accuracy of the sealing resin or the molding resin is improved.
- the viscosity of the molding resin is higher than that of the sealing resin, and the fluidity of the molding resin is low.
- the viscosity of the molding resin is, for example, 40 Pa ⁇ s (Pascal ⁇ second) or more, and the viscosity of the sealing resin is, for example, 5 to 15 Pa ⁇ s.
- the molding resin By setting the molding resin to 40 Pa ⁇ s or more, the molding resin is not flowed more than necessary when the molding resin is injected onto the sealing resin, and the shape of the lens portion 34 is easily formed into a desired shape.
- the sealing resin flows into a desired state when it is injected onto the substrate 25, and it is easy to maintain a flat shape, and good molding is achieved. It is possible to ensure the sex. Further, by setting the sealing resin to 5 to 15 Pa ⁇ s, the load on the conductive wires 28, 28,... When the sealing resin is injected onto the substrate 25 is small, and the conductive wires 28, Generation
- the sealing resin When the sealing resin is injected onto the substrate 25, the sealing resin is injected inside the frame body 32, and the shape of the sealing resin (sealing portion 33) is determined by the frame body 32.
- the viscosity of the sealing resin may be less than 5 Pa ⁇ s.
- the lens part 34 may be formed by a mold and disposed on the sealing part 33. In this case, since the lens part 34 is formed in a predetermined shape by the mold, the viscosity is 40 Pa ⁇ s. Less than the molding resin may be used.
- the elastic modulus the lens part (after curing) 34 is higher than the sealing part 33 (after curing) at room temperature (25 ° C.).
- the elastic modulus is desirably set so that the sealing portion 33 is less than 1 MPa and the lens portion 34 is 1 MPa or more.
- the frame body 32 may be formed of a metal material, and the surface of the frame body 32 may be formed of a resin material and processed such as metal deposition. Or may be made of a white resin. With the frame body 32 having such a configuration, the frame body 32 can be made to function as a reflector that reflects a part of the light emitted from the light emitting elements 26, 26,.
- an annular gasket 36 formed of, for example, a rubber material or a resin material is attached to the protruding portion 15 in an outer fitting manner (see FIGS. 1 and 4).
- the gasket 36 is made of a resin material or a rubber material.
- the projecting portion 15 is inserted into the unit attachment portion 6 of the lamp body 2 from the front side and rotated in the circumferential direction so that the engaging portions 20, 20,. It engages with the engagement protrusions 7, 7, ... from the rear side (see Fig. 1). At this time, the engaging protrusions 7, 7,... Are sandwiched between the engaging portions 20, 20,...
- the gasket 36, and the light source unit 8 is attached to the lamp body 2.
- the unit attachment portion 6 is closed by the gasket 36, and foreign matter such as moisture enters the lamp chamber 5 from the outside via the unit attachment portion 6. Is done.
- the light source unit 8 when the light source unit 8 is rotated in the direction opposite to the above in the circumferential direction, the engagement of the engagement portions 20, 20,... With the engagement protrusions 7, 7,.
- the light source unit 8 can be removed from the lamp body 2 by pulling out the protruding portion 15 from the unit mounting portion 6.
- the light emitted from the light emitting element 26 is transmitted through the sealing portion 33 and the lens portion 34 and irradiated to the outside through the cover 3.
- the light irradiation direction is controlled by the lens unit 34, and the light is irradiated to the outside in a predetermined direction.
- the frame body 32 functions as a reflector, a part of the light emitted from the light emitting element 26 is reflected by the frame body 32 and irradiated to the outside.
- the electrode pads 29, 29, 29 are provided on the light emitting module 11, and the power feeder 10 is disposed outside the light emitting module 11, and the electrode pads 29, 29, 29 and the connection terminals 22, 22, and 22 are connected by wires 31, 31, and 31, respectively.
- the electrode pads 29, 29, 29, the connection terminals 22, 22, 22 and the wires 31, 31, 31 may be sealed with resin.
- the placement recess 19 a formed in the board placement portion 19 of the socket housing 9 is made slightly larger than the outer shape of the board 25 of the light emitting module 11. Therefore, in the state where the light emitting module 11 is arranged in the arrangement concave portion 19a, a gap 35 is formed between the outer peripheral surface of the substrate 25 and the inner peripheral surface of the arrangement concave portion 19a (see FIG. 5).
- the substrate 25 is attached to the first heat radiating portion 13 a of the heat radiating plate 13 by the adhesive 30. When attached, a part of the adhesive 30 protrudes to the outer peripheral side of the first heat radiating portion 13 a, and the protruding adhesive 30 is filled in the gap 35.
- the gap 35 is formed as a shallow groove 35a in one linear portion located on the front side of the wires 31, 31, 31 (see FIG. 10).
- Two straight portions are formed as deep groove portions 35b, 35b, and 35b (see FIG. 11).
- the shallow groove portion 35a is shallower than the deep groove portions 35b, 35b, and 35b, and the bottom surface that forms the shallow groove portion 35a is substantially level with the surface of the first heat radiating portion 13a. Therefore, the surface 30a of the adhesive 30 that protrudes when the substrate 25 is attached to the first heat radiating portion 13a is located closer to the substrate 25 in the shallow groove portion 35a than in the deep groove portion 35b (see FIGS. 10 and 11).
- the portion of the gap 35 positioned on the front side of the wires 31, 31, 31 is formed as the shallow groove portion 35a, and the portion of the back surface (front surface) of the substrate 25 is filled with the adhesive 30 in the shallow groove portion 35a.
- appropriate ultrasonic waves can be propagated to the bonding portions of the wires 31, 31, and 31 and the electrode pads 29, 29, and 29. Become. Accordingly, a sufficient amount of ultrasonic waves is propagated to the joints between the wires 31, 31, 31 and the electrode pads 29, 29, 29. A strong bonding state of the wires 31, 31, 31 to the electrode pads 29, 29, 29 can be ensured.
- the electrode pads 29, 29, 29, the connection terminals 22, 22, 22, and the wires 31, 31, 31 may be covered with a shielding member 37 (see FIG. 12).
- a shielding member 37 see FIG. 12
- the shielding member 37 is used, for example, the positioning holes 15 a and 15 a are formed in the protruding portion 15 of the socket housing 9 and the locking protrusions 15 b and 15 b are provided.
- the shielding member 37 is provided with positioning pins 37a and 37a and locking holes 37b and 37b.
- Positioning pins 37a and 37a are inserted into the positioning holes 15a and 15a, respectively, and the shielding member 37 is positioned with respect to the socket housing 9, and the locking projections 15b and 15b are locked in the locking holes 37b and 37b, respectively. It is attached to the socket housing 9.
- the shielding member 37 that shields at least the wires 31, 31, 31 is provided, and the positioning pins 37 a, 37 a are inserted into the positioning holes 15 a, 15 a, respectively, and the shielding member 37 is attached to the socket housing 9.
- the wires 31, 31, 31 are securely shielded by the shielding member 37.
- the wires 31, 31, 31 are not accidentally touched by the fingers, etc. It is possible to prevent disconnection of 31, 31, 31 and disconnection of the wires 31, 31, 31 from the electrode pads 29, 29, 29 and the connection terminals 22, 22, 22.
- the shielding member 37 may be formed in a shape or size that functions as a shade for shielding a part of light emitted from the light emitting elements 26, 26,.
- the shielding member 37 as a shade, the functionality of the light source unit 8 can be improved and a desired light distribution pattern can be formed without increasing the number of components.
- a power supply body having a terminal holding portion 21 formed of an insulating resin material and connection terminals 22, 22, 22 held by the terminal holding portion 21 and coupled to the socket housing 9. 10, and connection terminals 22, 22, 22 and electrode pads 29, 29, 29 provided on the light emitting module 11 are connected by wires 31, 31, 31.
- connection terminals 22, 22, 22 are located outside the light emitting module 11. , 22 do not interfere with the first heat radiating portion 13a of the heat radiating plate 13, and the contact area between the substrate 25 and the heat radiating plate 13 can be increased to increase the heat radiating area, and the light emitting elements 26, 26,. -It is possible to improve heat dissipation when emitting light from.
- connection terminals 22, 22, 22 are positioned adjacent to the substrate 25, and at least a portion excluding both end portions of the power supply body 10 is positioned inside the socket housing 9.
- the manufacturing cost of the light source unit 8 can be reduced and the size can be reduced.
- connection terminals 22, 22, 22 and the electrode pads 29, 29, 29 are connected by wires 31, 31, 31.
- connection terminals 22, 22, 22 do not interfere with the first heat radiating portion 13 a of the heat radiating plate 13, and the contact area between the substrate 25 and the heat radiating plate 13 can be increased to increase the heat radiating area. It is possible to further improve the heat dissipation when light is emitted from the elements 26, 26,.
- the light emitting module 11 and the wire connection portions 23b, 23b, 23b of the connection terminals 22, 22, 22 are positioned in the arrangement recess 19a, the wire connection portions 23b, 23b, 23b and the electrode pads 29, 29, 29 are disposed. It is difficult for a finger or the like to accidentally touch the wires 31, 31, 31 connecting the wires 31, 31, 31 or the wires 31, 31, 31 with the electrode pads 29, 29, 29 and the connection terminals 22, 22, 22. It can be hard to come off.
- illumination used outdoors such as the vehicular lamp 1 is visible from the outside when external light such as sunlight is incident with the light emitting elements 26, 26,... May decrease, making it difficult to recognize the lighting state.
- a sensor for detecting the light intensity of external light is provided in the light emitting module 11 or a part other than the light emitting module 11, and the light emitting elements 26, 26,. It is possible to use a configuration in which the emission luminance of the light source is changed.
- control is performed to reduce the light emission luminance of the light emitting elements 26, 26,...
- Control can be performed to increase the light emission luminance and increase the visibility from the outside.
- FIGS. 13 and 15 are front views conceptually showing the light source unit 8.
- shallow groove portions 35a, 35a,... are formed at the center portions of the four linear portions in the gap 35, and the other portions are deep groove portions 35b. , 35b,... (See FIG. 13).
- the position of the rear surface of the shallow groove portion 35a may be any position as long as the adhesive 30 protrudes from the rear surface of the shallow groove portion 35a, and may be the same position as the rear surface of the first heat radiating portion 13a. It may be on the front side of the rear surface of one heat dissipating part 13a.
- one shallow groove portion 35a is located on the front side of the wires 31, 31, 31 in the gap 35.
- the shallow groove portions 35a, 35a,... May be formed at the four corners of the gap 35.
- the shallow groove part 35a is not limited to these positions, and should just be formed in at least one location of the gap 35.
- the adhesive 30 protruding into the shallow groove 35a should be visually confirmed as in the case where the shallow groove 35a is positioned at the center of the linear portion (see FIGS. 13 and 14). It is possible to confirm that the substrate 25 is bonded to the first heat radiating portion 13a and that the adhesive 30 has spread between the substrate 25 and the first heat radiating portion 13a.
- FIG. 16 is a front view conceptually showing the light source unit 8.
- positioning portions 19b and 19b are provided at at least two adjacent locations among the four corners of the placement recess 19a in the substrate placement portion 19.
- the rear surface of the positioning portion 19b is positioned on the rear side of the front surface (back surface) of the substrate 25, and the inner side surface of the positioning portion 19b is formed as a slope inclined by 45 degrees with respect to the vertical direction and the horizontal direction, for example.
- the substrate 25 has chamfered portions 25a and 25a at, for example, two adjacent corners.
- the chamfered portions 25a and 25a are chamfered at the same angle as the positioning portions 19b and 19b.
- the chamfered part 25a is abutted against the inner side surface of the positioning part 19b, and the chamfered part 25a is in surface contact with the positioning part 19b. Is done. Thereby, the board
- the position of the substrate 25 relative to the substrate placement portion 19 is determined simply by abutting the chamfered portions 25a and 25a against the inner side surfaces of the positioning portions 19b and 19b, the positioning of the substrate 25 relative to the substrate placement portion 19 is facilitated. It can be carried out. Moreover, since the high positional accuracy with respect to the resin molding part 12B of the board
- the positioning portion 19b may be provided at three or four of the four corners of the placement recess 19a. In this case, three or four chamfered portions 25a are formed on the substrate 25 to form the substrate. Positioning with respect to 25 substrate placement portions 19 is also possible.
- SYMBOLS 1 Vehicle lamp, 8 ... Light source unit, 9 ... Socket housing, 10 ... Power feeding body, 11 ... Light emitting module, 15a ... Positioning hole, 20 ... Engagement part, 21 ... Terminal holding part, 22 ... Connection terminal, 25 ... Substrate, 26 ... Light emitting element, 29 ... Electrode pad, 31 ... Wire (conducting connection part), 37 ... Shielding member
Abstract
Description
前記接続端子と前記電極パッドが導通接続部によって接続されたものである。
Claims (7)
- 光源として機能する発光素子と、
前記発光素子が搭載された配線パターンと、
前記配線パターンに接続された電極パッドと、
前記配線パターンが形成され前記電極パッドが搭載された基板と、
前記電極パッドに外部電力を供給する給電体と、
所定の部材に係合される係合部を有し前記基板と前記発光素子と前記給電体を保持するソケットハウジングとを備え、
前記給電体は絶縁性の樹脂材料によって形成された端子保持部と前記端子保持部に保持され外部電源に接続される接続端子とを有し、
前記接続端子と前記電極パッドが導通接続部によって接続された
光源ユニット。 - 前記給電体は前記接続端子の一端部が前記基板に隣接して位置され、
前記給電体の少なくとも両端部を除く部分が前記ソケットハウジングの内部に位置された
請求項1に記載の光源ユニット。 - 前記給電体は前記端子保持部と前記接続端子が一体成形されることにより形成され、
前記給電体と前記ソケットハウジングが一体成形されることにより結合される
請求項1又は請求項2に記載の光源ユニット。 - 少なくとも前記導通接続部を遮蔽する遮蔽部材が設けられ、
前記ソケットハウジングと前記遮蔽部材には一方に位置決め穴が形成され他方に前記位置決め穴に挿通される位置決めピンが設けられ、
前記位置決め穴に前記位置決めピンが挿入された状態で前記遮蔽部材が前記ソケットハウジングに取り付けられる
請求項1、請求項2又は請求項3に記載の光源ユニット。 - 光源として機能する発光素子と、
前記発光素子が搭載された配線パターンと、
前記配線パターンに接続された電極パッドと、
前記配線パターンが形成され前記電極パッドが搭載された基板と、
前記電極パッドに外部電力を供給する給電体と、
所定の部材に係合される係合部を有し前記基板と前記発光素子と前記給電体を保持するソケットハウジングとを備え、
前記ソケットハウジングに前記基板が配置される配置凹部が形成され、
前記配置凹部における前記基板と前記係合部の間には電源回路に接続される接続端子の一部が位置され、
前記接続端子と前記電極パッドが導通接続部によって接続された
光源ユニット。 - 光源ユニットを備えた車輌用灯具であって、
前記光源ユニットは、
光源として機能する発光素子と、
前記発光素子が搭載された配線パターンと、
前記配線パターンに接続された電極パッドと、
前記配線パターンが形成され前記電極パッドが搭載された基板と、
前記電極パッドに外部電力を供給する給電体と、
所定の部材に係合される係合部を有し前記基板と前記発光素子と前記給電体を保持するソケットハウジングとを備え、
前記給電体は絶縁性の樹脂材料によって形成された端子保持部と前記端子保持部に保持され外部電源に接続される接続端子とを有し、
前記接続端子と前記電極パッドが導通接続部によって接続された
車輌用灯具。 - 光源ユニットを備えた車輌用灯具であって、
前記光源ユニットは、
光源として機能する発光素子と、
前記発光素子が搭載された配線パターンと、
前記配線パターンに接続された電極パッドと、
前記配線パターンが形成され前記電極パッドが搭載された基板と、
前記電極パッドに外部電力を供給する給電体と、
所定の部材に係合される係合部を有し前記基板と前記発光素子と前記給電体を保持するソケットハウジングとを備え、
前記ソケットハウジングに前記基板が配置される配置凹部が形成され、
前記配置凹部における前記基板と前記係合部の間には電源回路に接続される接続端子の一部が位置され、
前記接続端子と前記電極パッドが導通接続部によって接続された
車輌用灯具。
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US15/561,646 US10317064B2 (en) | 2015-03-31 | 2016-03-16 | Light source unit and vehicle lamp fitting |
EP16772306.3A EP3279552B1 (en) | 2015-03-31 | 2016-03-16 | Light source unit and vehicle lamp fitting |
CN201680019278.0A CN107429891B (zh) | 2015-03-31 | 2016-03-16 | 光源单元以及车辆用灯具 |
JP2017509539A JP6760925B2 (ja) | 2015-03-31 | 2016-03-16 | 光源ユニット及び車輌用灯具 |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011171277A (ja) * | 2010-01-19 | 2011-09-01 | Ichikoh Ind Ltd | 車両用灯具の半導体型光源の光源ユニット、車両用灯具 |
JP2014170716A (ja) * | 2013-03-05 | 2014-09-18 | Toshiba Lighting & Technology Corp | 照明装置および車両用照明装置 |
JP2015060753A (ja) * | 2013-09-19 | 2015-03-30 | スタンレー電気株式会社 | Ledモジューとその製造方法および車両用灯具 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012089438A (ja) * | 2010-10-22 | 2012-05-10 | Koito Mfg Co Ltd | 放電灯点灯装置とその製造方法 |
JP5776396B2 (ja) | 2011-07-19 | 2015-09-09 | 市光工業株式会社 | 車両用灯具の半導体型光源の光源ユニット、車両用灯具 |
JP6052573B2 (ja) | 2012-04-11 | 2016-12-27 | 東芝ライテック株式会社 | 光半導体光源及び車両用照明装置 |
JP6035873B2 (ja) * | 2012-05-29 | 2016-11-30 | 市光工業株式会社 | 車両用灯具の半導体型光源の光源ユニット、車両用灯具の半導体型光源の光源ユニットの製造方法、及び車両用灯具 |
EP2988057B1 (en) | 2013-03-05 | 2018-02-14 | Toshiba Lighting & Technology Corporation | Lighting apparatus, and lighting apparatus for vehicle |
-
2016
- 2016-03-16 JP JP2017509539A patent/JP6760925B2/ja active Active
- 2016-03-16 CN CN201680019278.0A patent/CN107429891B/zh active Active
- 2016-03-16 US US15/561,646 patent/US10317064B2/en active Active
- 2016-03-16 EP EP16772306.3A patent/EP3279552B1/en active Active
- 2016-03-16 WO PCT/JP2016/058357 patent/WO2016158423A1/ja active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011171277A (ja) * | 2010-01-19 | 2011-09-01 | Ichikoh Ind Ltd | 車両用灯具の半導体型光源の光源ユニット、車両用灯具 |
JP2014170716A (ja) * | 2013-03-05 | 2014-09-18 | Toshiba Lighting & Technology Corp | 照明装置および車両用照明装置 |
JP2015060753A (ja) * | 2013-09-19 | 2015-03-30 | スタンレー電気株式会社 | Ledモジューとその製造方法および車両用灯具 |
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Also Published As
Publication number | Publication date |
---|---|
EP3279552B1 (en) | 2019-12-18 |
EP3279552A4 (en) | 2018-08-15 |
JP6760925B2 (ja) | 2020-09-23 |
CN107429891A (zh) | 2017-12-01 |
JPWO2016158423A1 (ja) | 2018-01-25 |
CN107429891B (zh) | 2020-05-19 |
US20180073714A1 (en) | 2018-03-15 |
EP3279552A1 (en) | 2018-02-07 |
US10317064B2 (en) | 2019-06-11 |
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