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WO/2023/075974A1 |
Controlling endoscopic light output. One example is a method of operating an endoscopic system, the method comprising: providing, from an endoscopic console, light to an endoscope at a first illumination level; receiving, by the endoscop...
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WO/2022/201653A1 |
A light source device (1) comprises: an exciting light source (20) for emitting primary light; a light converting member (41) for emitting secondary light including the primary light and wavelength-converted light obtained by converting ...
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WO/2022/155215A1 |
This application discusses components that can be used to prevent flame or hot gas transmission from the inside of a luminaire enclosure to the outside of a luminaire enclosure due to an internal explosion, thereby yielding an explosion ...
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WO/2022/155218A1 |
Various embodiments described herein are directed to luminaire components that prevent flame transmission from the inside of a luminaire to the outside of a luminaire. In certain aspects, the luminaire can be used in an environment conta...
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WO/2022/122188A1 |
An embodiment of an LED luminaire assembly is provided. The LED luminaire assembly includes an LED assembly configured to emit light and a lens coupled to the LED assembly and forming a concavity facing the LED assembly. The lens include...
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WO/2022/117422A1 |
This invention relates to a safety measure taken against unsafe exposure of high-intensity laser light that is relevant for the reliable and safer operation of laser-based lighting devices. According to this invention, a lighting device ...
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WO/2022/048587A1 |
A clean flameproof flame safety lamp, comprising a side frame (1), a fixing plate (2) and a plug (3), wherein the fixing plate (2) is fixed at the top of the side frame (1) and the top of the plug (3); a light source (9) is provided betw...
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WO/2022/049060A1 |
The invention provides a lighting apparatus comprising a main housing with a first attachment means for securing the apparatus to a mounting surface; and an outer portion configured to form a front surface of the apparatus and having a f...
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WO/2022/036461A1 |
A spine for a troffer light fixture is provided. The spine is configured to receive omni-directional LED bulbs. The spine comprises: a base, a first wall, a second wall, and first end walls defining a light chamber shaped as a trough. In...
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WO/2022/034002A1 |
The invention provides a light generating system (1000) comprising a light generating device (100), a luminescent material layer (200), and optics (400), wherein: (I) the light generating device (100) is configured to generate polarized ...
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WO/2022/028443A1 |
An LED lamp, comprising: a lampshade (1), and a base (3) connected to the lampshade (1). A first accommodation space formed by the lampshade (1) and the base (3) is internally provided with a photoelectric module (2). The photoelectric m...
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WO/2021/260672A1 |
The invention concerns a lighting system comprising a bearing structure (2) in turn comprising an air-supported envelope (21), means (11) for blowing an inflating air flow (4) into said envelope (21) maintaining such a pressure as to gua...
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WO/2021/234139A1 |
A warning device (100, 212, 301, 302, 510) for use in a luminaire (201, 410, 501), comprising a housing (110, 210, 310) accommodating a drive module (115, 215, 401, 402, 520) arranged to be coupled to a luminaire and to a mains voltage (...
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WO/2021/164941A1 |
An enclosure assembly includes a housing (12) defining an interior configured to at least partially house one or more electrical components. The housing includes a housing section including an outer plastic portion and an inner metal por...
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WO/2021/156496A1 |
There is described a collar (99) for a recessed fixture (61), in particular a recessed fixture for recessing in a hole (100). The collar (99) comprises a wall (9) to extend into the hole (100), such wall (9) comprising an indented catch ...
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WO/2021/148879A1 |
The present utility model relates to the technical field of lighting devices, and more specifically, to an explosion-proof lamp. The explosion-proof lamp provided by the present utility model comprises a light source cavity and a driving...
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WO/2021/141240A1 |
Disclosed is a multifunctional lower body part heater comprising: a body which comprises a top plate, and two side plates and a rear plate connected to the top plate, and is open at the front thereof so as to allow a user to move his/her...
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WO/2021/140060A1 |
A thermally conductive polymer luminaire includes a polymer housing including at least one thermally conductive filler to configure the polymer housing as a thermally conductive polymer housing. The housing includes an inner surface, an ...
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WO/2021/121221A1 |
A linear light and a linear light system. The linear light comprises a housing (100), a face cover (200), a light source module (300), and two end caps (400); the two end caps (400) are provided at both ends of the housing (100), and for...
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WO/2021/082737A1 |
An LED lamp and a rotary apparatus (730) of a lamp holder (100) and a lamp body thereof, pertaining to the technical field of lighting devices. The rotary apparatus (730) comprises a lamp holder (100), an upper bulb cover (200), and a fi...
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WO/2021/043269A1 |
A surge protection circuit (520', 620', 720') and a power supply device (5) using same, and an LED illumination device (500, 600, 700, 800, 900, 1000, 1100, 1200, 1300, 1400, 1500, 1600, 1700, 1800). The surge protection circuit comprise...
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WO/2021/008864A1 |
The invention relates to an optoelectronic component comprising a housing (14), an optoelectronic semiconductor chip (5) and an optical element (21). The housing (14) comprises a lead frame (1) which has two external electrical contact p...
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WO/2021/010903A1 |
Packaged light emitter module can provide improved safety features to facilitate sensing the presence of moisture or a mechanical defect such as a crack in a transmissive cover (22) that may result in a safety hazard caused by the emitte...
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WO/2021/000652A1 |
Disclosed is an LED ceiling lamp, comprising a lamp body (1) with a built-in LED light-emitting element, and a surface ring (2), wherein a torsion spring (3) is arranged on the lamp body (1), the surface ring (2) and the lamp body (1) ar...
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WO/2020/251411A1 |
An explosion-proof LED luminaire comprises a light-emitting element comprising an explosion-proof housing base coupled to a translucent diffuser so as to form an enclosed volume, and with at least one LED emitter mounted therein on the b...
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WO/2020/251410A1 |
An explosion-proof LED luminaire comprises a light-emitting element comprising an explosion-proof housing base coupled to a translucent diffuser so as to form an enclosed volume, and with at least one LED emitter mounted therein on the b...
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WO/2020/201255A1 |
A lighting device (1) configured for professional illumination, the lighting device (1) comprising a head (2) and a component emitting oil fumes, the lighting device (1) comprising a fluid tight housing (1'), and wherein an oil fume abso...
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WO/2020/197496A1 |
An illumination system (200) includes an illumination device (202); an optical element (206) positioned to receive light (208) from the illumination device (202); a layer (210) of a transparent material disposed on the optical element (2...
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WO/2020/152227A1 |
A connection module for a luminaire with a light module, comprising a support, surge protection circuitry arranged on the support, a first and second supply terminal for connection to a power supply, said first and second supply terminal...
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WO/2020/141066A1 |
A lamp has a safety circuit connected to first and second electrical connection terminals. A test is used to detect if the first and second electrical connection terminals are both connected to external power without an interfering imped...
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WO/2020/130937A1 |
An example system includes an optical element defining a first surface, and a substrate layer defining a second surface and a third surface opposite the second surface. The second surface of the substrate layer is adjacent the first surf...
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WO/2020/113086A1 |
A double-ended socket system for safely and easily seating a double-ended lamp is disclosed. The system has two socket assemblies spaced a distance corresponding to the length of a double-ended lamp. Each socket assembly has a housing wi...
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WO/2020/109055A1 |
A lighting fixture for a Light Emitting Diode, LED, lighting device, said fixture comprising an LED driver arranged to receive an Alternating Current, AC, mains voltage as input and provide an LED current to drive said LED lighting devic...
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WO/2020/083259A1 |
Disclosed is a fire-fighting emergency ceiling lamp, comprising a lamp body (1), a lamp cover (2), an installation support (3), a light source module (20) and a driving control module (5), wherein the installation support (3) is configur...
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WO/2020/048777A1 |
The invention refers to a lighting device (1) comprising at least one heat sink (2) and/or lead frame and an overmould (3), in particular in the area of automotive exterior or interior lighting. The object of the invention, to provide a ...
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WO/2020/019053A1 |
Technologies for an emergency evacuation system include a system operator and one or more emergency lighting units located in a building. Each emergency lighting unit further includes a processor, communication circuitry configured to co...
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WO/2020/016711A1 |
The present invention relates to an electric device for supplying power to electric loads (1) in explosion risk environments comprising a mutually sealed first module (2) and second module (3). In the first module (2) a first circuit (23...
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WO/2020/016679A1 |
An encapsulated LED engine (100) comprises a printed circuit board (105), a plurality of LED arrays (108) mounted on the printed circuit board, and an encapsulation layer (110). The LED arrays (108) and the electrical connections (135) t...
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WO/2020/002040A1 |
A circuit board arrangement assembled by at least a first and a second circuit boards, each circuit board comprising: a portion of a circuit; and a first and a second electrical terminals to be electrically connected to a respective firs...
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WO/2019/228838A1 |
A horticultural lighting device for sustaining indoor plant growth, wherein said horticultural lighting device comprises lighting unit arranged for providing illumination in accordance with one of a plurality of modi, wherein, for each m...
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WO/2019/213523A1 |
An electrical switch with identifying features. Embodiments include a toggle assembly for an electrical switch that comprises a switch body including a contact mechanism configured to control an electrical circuit. A movement of the togg...
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WO/2019/206822A1 |
The invention relates to a luminaire (18) comprising a circuit board (11) having at least one LED illuminant (10), particularly a plurality of LED illuminants (10), which are arranged on the circuit board (11), the circuit board (11) bei...
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WO/2019/192966A1 |
A luminaire (100), comprising a housing (102), a power input interface (104), configured to receive electrical supply power, a lighting unit (108), connected to the power input interface and configured to perform an indoor or outdoor lig...
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WO/2019/194325A1 |
A lighting according to the present embodiment is a scalable intrinsically safe explosion-proof lighting having a plurality of channels. The lighting comprises: a power supply unit for providing driving power; a distribution circuit for ...
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WO/2019/174922A1 |
The invention provides a rotator element (1200) for e.g. a screw cap of a lighting device, wherein the rotator element (1200) is rotatable in first direction, wherein the rotator element (1200) comprises a movable element (310) which is ...
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WO/2019/162147A1 |
The invention describes a light converting device comprising: - a light converter (130) with a light entrance surface and a light emission surface, wherein the light converter (130) is arranged to convert laser light (10) scanned over th...
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WO/2019/162245A1 |
A lighting unit has an input connector which has a first terminal arrangement which connects to a protection circuit to engage a lighting driver in an initial connection of the lighting unit (14) and the lighting driver (12), and a secon...
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WO/2019/152462A1 |
Method and apparatuses are described herein for providing laser safety in semiconductor laser modules. For example, a semiconductor laser module may comprise a semiconductor laser and an optical element. The optical element that is opera...
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WO/2019/136790A1 |
Provided is a side-emitting anti-dazzle mining lamp, comprising a lamp housing (7), a light-emitting module, a reflective cover (4), a light-transmitting plate (3), an anti-dazzle grid cover (1) and a power source (9), wherein the power ...
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WO/2019/110145A1 |
An explosion-protected housing (1), in particular for a lamp, having a substantially pot-shaped housing lower part (2) and a housing cover (3). So as to improve such a housing in such a way that the corresponding, more penetration-proof ...
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