Abstract: A lighting device is provided that includes: a light emitting section that has a light emitting element and a switch for controlling a lighting state of the light emitting element; a housing that stores the light emitting section and has one end section which is open; a translucent cover that covers the opening of the housing; and a frame that is provided between the housing and the cover. The frame includes an edge section that presents a frame shape and a holding section having one end provided in the edge section and the other end protruding from the edge section. The holding section holds an operation section operating the switch and is exposed from the cover.

Abstract: According to one embodiment, a luminaire includes a board provided in a main body part, a light-emitting element provided on a surface of the board, a surrounding wall member provided to surround the light-emitting element, and a joining part including a first portion which is provided between the board and the surrounding wall member and a second portion which is provided outside the surrounding wall member and covers at least a part of an outer wall of the surrounding wall member.

Abstract: A socket includes a main body section, a terminal provided in the main body section and assuming a cylindrical shape, a lead wire being welded to an end face provided at one end portion of the terminal, and an insulating section provided on the inside of the terminal, including a hole section through which the lead wire is inserted, and containing resin. When the cross sectional dimension of the lead wire is represented as W and the opening dimension of the hole section on the end face side is represented as “a”, the socket satisfies the following expression: 1.5 W?a?2.5 W.

Abstract: According to one embodiment, an LED lighting device comprises at least one normally-on type switching element, an output generation unit that generates DC output by an on-off operation of the switching element, a semiconductor light emitting element that is lit by the DC output generated by the output generation unit, and a driving control unit that causes the switching element to perform an off operation using a current passed through the semiconductor light emitting element.

Abstract: A vehicle lamp according to an embodiment includes a lighting device; a housing where the lighting device is disposed; and a fixing unit pressing the lighting device against the housing. The lighting device has a flange portion; a storage portion protruding from one surface of the flange portion; and a light-emitting module disposed in the end portion of the storage portion on the side opposite to the flange portion side and having a light-emitting element. The housing has a hole where the storage portion is disposed. The fixing unit presses the flange portion against the housing in the vicinity of a peripheral edge of the hole where the storage portion is disposed.

Abstract: A lighting device for vehicle according to an embodiment includes a main body unit which has a hole penetrating between a first end portion and a second end portion, and in which at least the vicinity of the hole has electrical conductivity; a light emitting module which is provided in the first end portion of the main body unit, and has a light emitting element; a holding unit which is provided inside the hole of the main body unit, has insulation properties, and an end portion on the second end portion side protrudes compared to a peripheral edge of the hole; and a power feeding terminal of which one end is electrically connected to the light emitting module, has electrical conductivity, and stretches inside the holding unit.

Abstract: A lighting apparatus according to an embodiment includes an optical unit and a body. The Optical unit includes a light emitting module that has a light emitting element, a reflector that controls distribution of light from the light emitting module, and a unit supporting member that supports the light emitting module and the reflector. A plurality of optical units are mounted to the apparatus body such that each optical unit is detachable. And the body includes an irradiating portion that has an opening through which the optical units irradiate light.

Abstract: A lighting device includes a body section; a cover section provided on an end surface of the body section; and a light emitting module provided between the body section and the cover section, having a light emitting element. A position of the end section of the light emitting module is equal to a position of the end section of the body section, or is nearer to the side of the cover section than the position of the end section of the body section. The position of the end section on the side of the body section in a portion in which the cover section comes into contact with the body section is nearer to the side of the body section than the position of the end section of the light emitting module on the side of the cover section.

Abstract: According to one embodiment, an incandescent lamp includes: a bulb; a pair of lead sections that have respectively a holding section including nickel or molybdenum as a main component and an introduction section that is joined to one end portion of the holding section and is formed of Dumet wire; a filament section that is held between end portions of a pair of holding sections opposite to a side on which the introduction sections are joined inside the bulb; a fixing member that holds a pair of introduction sections inside the bulb; and a sealing section that seals one end portion of the bulb and holds the pair of introduction sections.

Abstract: According to one embodiment, there is provided a lighting device which includes a substrate; a light emitting element which is provided on the substrate; and a resistive element which is provided on the substrate, and is connected to the light emitting element in series. A voltage rate of the resistive element when a value of a first voltage which is reduced to half is applied to a first circuit to which the light emitting element and the resistive element are connected in series becomes equal to or smaller than 25% of a voltage rate of the resistive element when the first voltage is applied to the first circuit.

Abstract: A lighting apparatus including at least one light-emitting element mounted on a first surface of a substrate, a heat conducting layer disposed on a second surface of the substrate opposite the first surface, and one or more holes extending from the first surface to the second surface of the substrate. A heat conductive and electrically non-conducting material covers an inner surface of the one or more holes, and is thermally connected to the heat conductive layer.

Abstract: A vehicle lighting device includes a light emitting unit, a holding unit, a light guide, a cover and an attachment unit. The light emitting unit has one or more light emitting elements. The holding unit holds the light emitting unit. The light guide guides light emitted from the light emitting unit and emits the light from a tip which is on a tip side opposite to a light emitting unit side. The cover has a first fixation unit to be fixed to the holding unit and a second fixation unit which has a diameter smaller than a diameter of the first fixation unit and internally fixes the light guide thereto in a state of exposing the tip. The attachment unit is formed in the second fixation unit in a shape attachable to a reflector.

Abstract: A substrate having a plurality of light-emitting elements mounted thereon is described. The substrate may be mounted in a lighting apparatus and may include a surface on which the plurality of light-emitting elements are mounted and one or more holes through which heat may be conducted from the first surface to another surface of the substrate. For example, a heat conductive and electrically non-conductive material may cover a surface of the one or more holes. According to some arrangements, the surface of the substrate may include an electrically non-conductive layer and an electrically conductive layer such that the electrically non-conductive layer is electrically isolated or separated from the electrically conductive layer.

Abstract: According to one embodiment, a socket includes a flange section in which a light emitting module having a light emitting element is provided; a first convex section that protrudes from a surface of the flange section opposite to a side on which the light emitting module is provided and has a plate shape; and a second convex section that protrudes from the surface of the flange section opposite to the side on which the light emitting module is provided and is connected to the first convex section. A top surface of the second convex section is positioned further on the flange section side with respect to a top surface of the first convex section.

Abstract: According to one embodiment, a lighting device for a moving body includes a substrate that has a base body having a plurality of connection sections on a side surface and a wiring pattern provided on at least one main surface of the base body; a light emitting element that is electrically connected to the wiring pattern; and an adhesive section that is provided between the base body and a body section. The connection sections are at least one of groove sections, concave sections, and convex sections. The adhesive section covers at least a part of the plurality of connection sections.

Abstract: A light emitting module according to an exemplary embodiment includes a board that is provided with a wiring pattern, a light emitting element that is electrically connected to the wiring pattern, a surrounding wall member that is provided on the board via a joining portion containing a resin and surrounds the light emitting element, and a first coating portion that contains the same resin as the resin contained in the joining portion, and covers an exposed portion of the wiring pattern outside the surrounding wall member.

Abstract: A light-emitting module may be configured to have improved light emission efficiency and light distribution characteristics. A light-emitting module may include a substrate having a front surface side as a component mounting surface and a rear surface side as a flat heat dissipating surface, a plurality of light-emitting elements arranged in a manner protruding at a central portion of the component mounting surface of the substrate. The light-emitting elements may radiate light at least in an upper surface direction and in a direction along the component mounting surface. The module may further include one or more lighting circuit components electrically connected to the light emitting elements by a wiring pattern arranged on the substrate and which is arranged closer to the peripheral edge side of the substrate than the light emitting elements on the component mounting surface of the substrate, and a connector for power supply connection.

Abstract: A lighting device according to an embodiment includes a board that contains ceramics on at least a surface thereof, a light emitting element that is provided on the surface of the board, a wiring pattern that is provided on the surface of the board and is electrically connected to the light emitting element, a surrounding wall member that is provided to surround the light emitting element, a joining portion that is provided between the board and the surrounding wall member, and a coating portion that is provided between the board and the joining portion and contains a glass material.

Abstract: When an operator operates an operation tool of a dimming operation terminal device in order to set the brightness of a lighting load to desired brightness, an energization electric signal, for example, a voltage level detected by a dimming control section changes. The dimming control section generates a dimming signal modulated according to the voltage level. Power supply to the dimming control section is performed by an insulated auxiliary power supply. Transmission of the dimming signal is performed via an insulating section.

Abstract: A lamp includes a bulb, a filament, a gas, and a reflective film. The filament is disposed in the interior of the bulb along the tube axis. The gas is filled in the interior of the bulb. The reflective film is formed on the outer circumferential surface of the bulb and reflects a light from the filament toward the interior of the bulb. Further, the reflective film may be formed by depositing a reflective film material containing TiO2, SiO2, and BaSO4 on the outer circumferential surface of the bulb.