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公开(公告)号：US20220221144A1
公开(公告)日：2022-07-14
申请号：US17612621
申请日：2020-05-18
申请人： SIGNIFY HOLDING B.V.
摘要： The present invention relates to a light source (100) comprising a substrate (110) having a slit (112) and a sheet formed heat sink structure (120) comprising a plurality of LEDs (130), wherein the plurality of LEDs are arranged at a surface (122) of the heat sink structure and wherein the heat sink structure is mounted through the slit such that a LED comprising portion (124) of the heat sink structure, extending from a first side (114) of the 5 substrate, and a heat-emitting portion (126) of the heat sink structure, extending from a second side (116) of the substrate being opposite to the first side, are formed. A lighting system comprising such a light source is also presented.
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公开(公告)号：US20220217838A1
公开(公告)日：2022-07-07
申请号：US17612985
申请日：2020-05-13
申请人： SIGNIFY HOLDING B.V.
IPC分类号： H05K1/02 , F21V19/00 , F21V29/503
摘要： The invention provides a lighting device (1000) comprising (i) a light source (100) configured to generate light source light (101), wherein the light source (100) comprises a solid state light source, and (ii) a support (200) configured to support the light source (100), wherein the support (200) comprises a metal based thermally conductive material (201), wherein the lighting device (1000) further comprises (iii) a layered element (300), configured in physical contact with the support (200), wherein the layered element (300) comprises one or more layers (310), wherein the layered element (300) at least comprises an electrically insulating first layer (311), wherein at least part of the layered element (300) is configured between the light source (100) and the support (200) such that during operation part of the light source light (101) irradiates the layered element (300), wherein the layered element (300) comprises light reflective particles (410), wherein at least 50 wt. % of the particles have a flake-like shape.
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公开(公告)号：US20220143901A1
公开(公告)日：2022-05-12
申请号：US17433855
申请日：2020-03-02
申请人： SIGNIFY HOLDING B.V.
发明人： RIFAT ATA MUSTAFA HIKMET , JOHANNES PETRUS MARIA ANSEMS , BERT WOUTERS , PAULUS ALBERTUS VAN HAL
IPC分类号： B29C64/118
摘要： The invention provides a method for manufacturing a 3D item (1) by means of fused deposition modelling, wherein the 3D item (1) is a multi-arm light guide having an articulated body of at least two connected body elements (310), wherein each body element (310) is an arm of the multi-arm light guide, wherein each body element (310) has a first end (311) and a second end (312), wherein the first ends (311) of the connected body elements (310) are for incoupling of light in the multi-arm light guide, wherein the second ends (312) of the connected body elements (310) diverge from each other and are for outcoupling of light from the multi-arm light guide, wherein the method comprises a 3D printing stage wherein an extrudate (321) comprising a 3D printable material (201) is deposited in a layer-wise manner to provide the 3D item (1) comprising a 3D printed material (202); wherein the 3D printable material (201) comprises a light transmissive material; wherein the 3D item (1) comprises one or more layers (322) of the 3D printed material (202), wherein each of the connected body elements (310) comprises at least two adjacent 3D printed layer parts (1322); wherein the method comprises:—for each of the body elements (310) printing a single continuous layer part (2322) comprising the at least two adjacent 3D printed layer parts (1322), wherein the printing of the single continuous layer part (2322) involves printing in a first direction and then turning back and printing back in a second direction opposite to the first direction to provide a first body element U-turn (313) at the first end (311) of the body element (310); and—connecting adjacent body elements (310) by one or more of (i) merging parts of the adjacent body elements (310), (ii) 3D printing a connection element (320) connecting the adjacent body elements (310), and (iii) 3D printing the single continuous layer part (2322) comprising the 3D printed layer parts (1322) of the adjacent body elements (310).
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公开(公告)号：US20220120426A1
公开(公告)日：2022-04-21
申请号：US17288743
申请日：2019-10-21
申请人： SIGNIFY HOLDING B.V.
摘要： A light emitting diode, LED, filament arrangement (100), comprising at least one LED filament (120) extending along a longitudinal axis, A, wherein the at least one LED filament comprises an array of a plurality of light emitting diodes (140), LEDs, and an encapsulant (145) comprising a translucent material, wherein the encapsulant at least partially encloses the plurality of LEDs. The LED filament arrangement further comprises a heat sink structure (150), wherein the encapsulant of the least one LED filament is in thermal connection with the heat sink structure for a dissipation of heat from the at least one LED filament, and wherein the heat sink structure comprises a reflective surface (160) for reflecting the incident light from the at least one LED filament.
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公开(公告)号：US20210197444A1
公开(公告)日：2021-07-01
申请号：US17270117
申请日：2019-08-22
申请人： SIGNIFY HOLDING B.V.
IPC分类号： B29C64/118 , B33Y10/00 , B33Y70/00 , B29C64/205
摘要： The invention provides a method comprising 3D printing a 3D item (1) by means of fused deposition modelling, the method comprising a 3D printing stage comprising layer-wise depositing an extrudate (321) comprising 3D printable material (201) to provide the 3D item (1) comprising 3D printed material (202), wherein during at least part of the 3D printing stage the extrudate (321) comprises a core-shell extrudate (1321) comprising a core (2321) comprising a core material (2011), and a shell (2322) comprising a shell material (2012), wherein the core material (2011) comprises a first thermoplastic material (111) and the shell material (2012) comprises a second thermoplastic material (112) different from the first thermoplastic material (111), or vice versa, wherein the first thermoplastic material (111) is an elastomeric material having a Young's modulus in the range of 2 to 200 MPa, a first low glass transition temperature TLG1 of at maximum 0° C., and a first high glass transition temperature THG1 or a first high melting temperature THM1 of at minimum at 60° C., and wherein the second thermoplastic material (112) has a Young's modulus in the range of 1 to 10 GPa, and one or more of a second glass transition temperature TG2 and a second melting temperature TM2 of at minimum 60° C.
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公开(公告)号：US20210195148A1
公开(公告)日：2021-06-24
申请号：US16756466
申请日：2018-10-18
申请人： SIGNIFY HOLDING B.V.
摘要： The invention provides a full color projection system (1000) comprising a lighting system (100) configured to provide first light (111) including blue light, second light (121) including one or more of green and yellow light, third light (131) including red light, wherein the first light (111), the second light (121), and the third light (131) include light having a wavelength of 430 nm or larger; a further light source (140) configured to provide further light source light (141) including one or more of UV light and short wavelength blue light having a wavelength of 420 nm or smaller, wherein the first light (111), second light (121), third light (131) and the further light source light (141) have mutually differing spectral power distributions; a spatial light modulator system (200) configured to receive the first light (111), the second light (121), the third light (131), and the further light source light (141), wherein the spatial light modulator system (200) is configured to provide a plurality of pixels (210) for providing projection system light (1001) with one or more of the first light (111), the second light (121), and the third light (131), and in one or more control modes the further light source light (141); and a control system (300) configured to control the lighting system (100), the further light source (140), and the spatial light modulator system (200), wherein during operation one or more pixels (210) are temporarily configured to provide white projection system light (1001), and wherein the projection system (1000) is configured to provide also the further light source light (141) via one or more of those one or more pixels (210).
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公开(公告)号：US20210023773A1
公开(公告)日：2021-01-28
申请号：US16982552
申请日：2019-03-14
申请人： SIGNIFY HOLDING B.V.
IPC分类号： B29C64/118 , C08L101/00 , C08K7/16 , B33Y10/00 , B33Y70/10 , B33Y80/00 , B29C70/58
摘要： Method for manufacturing a 3D item (1) by means of fused deposition modeling, the method comprising layer-wise depositing (during a printing stage) 3D printable material (201), to provide the 3D item (1) comprising 3D printed material (202), wherein the 3D printable material (201) comprises a continuous phase of a thermoplastic polymeric material and particles (410) embedded therein, wherein the particles (410) comprise a crosslinked polymeric material and wherein the particles (410) have a first dimension (LI) selected from the range of 0.2-100 micron. The 3D printable material (202) and the particles (410) comprise a light transmissive material, and the light transmissive material of the particles (410) has an index of refraction selected from the range of 1.2-1.8
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公开(公告)号：US20200375036A1
公开(公告)日：2020-11-26
申请号：US16496471
申请日：2018-03-20
申请人： SIGNIFY HOLDING B.V.
摘要： There is provided an electrical arrangement (100), comprising at least one electrical unit (110), which in its turn comprises electrical element(s) (120) with electrical contact point(s) (130a, 130b) and electrically conductive track(s) (140a, 140b) arranged in contact with the electrical contact point(s) of the electrical element(s). The electrical arrangement further comprises a substrate (145), N for supporting the electrical unit, and component(s) (120) for connecting portions of the substrate. The material of the component(s) is resizable upon processing of the material, such that, upon processing of the component(s), at least one of the electrical element(s) and the electrically conductive track(s) of the electrical unit(s) are squeezed at the respective electrical contact point by the first and second portions of the substrate biased by the force from the component(s).
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公开(公告)号：US20200271288A1
公开(公告)日：2020-08-27
申请号：US16646519
申请日：2018-09-07
申请人： SIGNIFY HOLDING B.V.
IPC分类号： F21S4/24
摘要： A lighting device (1) is disclosed, comprising at least a first elongated carrier (2) and a second elongated carrier (3), each of the first elongated carrier (2) and the second elongated carrier being foldable (3). At least the first elongated carrier (2) and the second elongated carrier (3) have been folded over each other such that a plurality of sections (16) of the first elongated carrier (2) are interleaved with respect to a plurality of sections (17) of the second elongated carrier (3) so as to form an interleaved structure (10). The interleaved structure (1) may have been arranged such that a plurality of cavities (9) in the interleaved structure (10) are formed, each cavity (9) at least being constituted by a surface (12) of one of the sections (16) of the first elongated carrier (2) and a surface (13) of one of the sections (17) of the second elongated carrier (3), wherein the surfaces (12, 13) of the sections (16, 17) of the first elongated carrier (2) and the second elongated carrier (3), respectively, at least in part face each other.
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公开(公告)号：US20200009786A1
公开(公告)日：2020-01-09
申请号：US16489064
申请日：2018-02-26
申请人： SIGNIFY HOLDING B.V.
IPC分类号： B29C64/118 , B33Y10/00 , B33Y70/00 , B33Y80/00 , B29C71/02
摘要： The invention provides a method for manufacturing a 3D item (1) by means of 3D printing. The method comprises the step of depositing, during a printing stage, 3D printable material (201) to provide 3D printed material (202), wherein the 3D printable material (201) comprises a core-shell filament (320) comprising (i) a core (321) comprising a core material (1321) having one or more of a core glass temperature Tg1 and a core melting temperature Tm1 and (ii) a shell (322) comprising a shell material (1322) having one or more of a shell glass temperature Tg2 and a shell melting temperature Tm2, wherein one or more of the shell glass temperature Tg2 and the shell melting temperature Tm2 is lower than one or more of the core glass temperature Tg1 and the core melting temperature Tm1. The method further comprises the step of heating, during a finishing stage, the 3D printed material (202) to a temperature equal to or higher than one or more of the shell glass temperature Tg2 and the shell melting temperature Tm2, and equal to or lower than one or more of the core glass temperature Tg1 and the core melting temperature Tm1.
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