Abstract: A fluid sterilizer of an embodiment includes a processing chamber, a light source unit, and a supply flow path. The processing chamber processes a fluid. The light source unit has a light source, a cooling block, and a medium flow path. The light source irradiates the processing chamber with ultraviolet rays. The cooling block cools the light source. The medium flow path is provided inside the cooling block, and a cooling medium flows therein. The supply flow path connects the medium flow path and the processing chamber to each other, and supplies the cooling medium flowing through the medium flow path to the processing chamber as the fluid.

Abstract: A heater includes: a substrate; a first heating element being provided on one surface of the substrate and extending in a longitudinal direction of the substrate; a second heating element being provided on one surface of the substrate, extending in the longitudinal direction of the substrate, and being provided side by side with the first heating element in a direction orthogonal to the longitudinal direction; a first detecting section being provided on one surface of the substrate and detecting a temperature; a wiring being electrically connected to one ends of the first heating element, the second heating element, and the first detecting section; a first terminal being electrically connected to the other end of the first heating element; a second terminal being electrically connected to the other end of the second heating element; and a third terminal being electrically connected to the other end of the first detecting section.

Abstract: A vehicle luminaire according to an embodiment includes: a substrate is provided on a heat transfer portion or a convex portion; at least one light-emitting element is provided on the substrate; a first adhesive layer is provided between the substrate and the heat transfer portion or between the substrate and the convex portion. An area on the side of the substrate in the heat transfer portion or an area on the side of the substrate in the convex portion is provided with a center area and a peripheral edge area. A distance between the substrate and an end on the side opposite to the center area in a corresponding portion in at least a part of the peripheral edge area is larger than a distance between the substrate and an end on the side of the center area in the corresponding portion.

Abstract: A vehicle luminaire may include: an attachment portion which includes a concave portion opening to one end face; a light-emitting module, which includes a substrate and at least one light-emitting element provided on the substrate, provided inside the concave portion; and a plurality of bayonets provided on an outer side surface of the attachment portion. When the attachment portion is viewed from a direction along a center axis of the attachment portion, the bayonets are provided at a predetermined interval. The attachment portion includes an opening portion provided in a region between the plurality of bayonets. An opening dimension of the opening portion is larger than a width dimension of each bayonet.

Abstract: A vehicle luminaire according to an exemplary embodiment includes: a socket; a board provided at one end of the socket; and three light-emitting elements provided on the board. A triangle formed by line segments connecting respective centers of the three light-emitting elements is scalene triangle in planar view. A center of the vehicle luminaire is included inside the scale triangle.

Abstract: A vehicular luminaire according to an embodiment includes a socket; a substrate provided on one end part side of the socket; a frame part provided on the substrate; a first light-emitting element provided inside the frame part; a plurality of second light-emitting elements provided inside the frame part and around the first light-emitting element; and an optical element provided at an end part of the frame part opposite to the substrate side. A distance between the substrate and a light-emitting surface of the first light-emitting element differs from a distance between the substrate and light-emitting surfaces of the second light-emitting elements.

Abstract: A vehicle luminaire according to an embodiment includes: an attachment portion which includes a concave portion opening to one end face; a light-emitting module which includes a substrate and at least one light-emitting element provided on the substrate and is provided inside the concave portion; and a plurality of bayonets which are provided on an outer side surface of the attachment portion. When the attachment portion is viewed from a direction along a center axis of the attachment portion, the plurality of bayonets are provided at a predetermined interval. The attachment portion includes an opening portion provided in a region between the plurality of bayonets. An opening dimension of the opening portion is larger than a width dimension of the bayonet.

Abstract: A vehicle luminaire according to an embodiment includes: an attachment portion which includes a concave portion; a light-emitting module which includes a substrate, at least one light-emitting element provided in the substrate, and a sealing portion covering the light-emitting element; and a plurality of bayonets which are provided on an outer side surface of the attachment portion. The attachment portion includes at least one light extraction portion which penetrates between an inner wall surface of the concave portion and the outer side surface of the attachment portion. In a portion provided with the bayonet in a circumferential direction of the attachment portion, a distance between a bottom surface of the concave portion and an end portion on the side of the bottom surface of the light extraction portion is smaller than a distance between the bottom surface and a top portion of the sealing portion.

Abstract: A heater according to an embodiment includes: a tubular portion; a sealing portion provided in each of both end portions of the tubular portion; a conductive portion provided inside each sealing portion; a heating portion provided inside the tubular portion, extending along a tube axis of the tubular portion, and including carbons; an inner lead provided in each sealing portion so that one end portion side is connected to the conductive portion and the other end portion side is exposed into the tubular portion; and a connection portion connected to each of both end portions of the heating portion inside the tubular portion. A bent portion is provided in an end portion opposite to the conductive portion in each inner lead. The bent portion is bent in a direction in which the sealing portions face each other and is provided inside a hole of the connection portion.

Abstract: A vehicle luminaire according to an embodiment includes: an attachment portion which includes a concave portion; a light-emitting module which includes a substrate, at least one light-emitting element provided in the substrate, and a sealing portion covering the light-emitting element; and a plurality of bayonets which are provided on an outer side surface of the attachment portion. The attachment portion includes at least one light extraction portion which penetrates between an inner wall surface of the concave portion and the outer side surface of the attachment portion. In a portion provided with the bayonet in a circumferential direction of the attachment portion, a distance between a bottom surface of the concave portion and an end portion on the side of the bottom surface of the light extraction portion is smaller than a distance between the bottom surface and a top portion of the sealing portion.

Abstract: A vehicle luminaire according to an embodiment includes: a socket which includes a concave portion and a convex portion provided in a bottom surface of the concave portion; and a light-emitting module which is provided inside the concave portion. The convex portion includes a seat portion and at least one connection portion of which one end portion is connected to a side wall of the seat portion and the other end portion is connected to a side wall of the concave portion. The light-emitting module includes a substrate which is provided in a surface opposite to the bottom surface of the concave portion in the seat portion with a heat transfer portion interposed therebetween and at least one light-emitting element which is provided in the substrate. A planar dimension of the seat portion is smaller than a planar dimension of the substrate.

Abstract: A vehicle luminaire according to an embodiment includes: a socket; a first board which is provided in the socket and has a first wiring pattern formed on one surface; at least one light-emitting element which is electrically connected to the first wiring pattern; and a plurality of power-supply terminals which are provided in the socket and are electrically connected to the first wiring pattern. The first board includes a plurality of first hollows which open to a side surface of the first board, a surface on an installation side of the light-emitting element in the first board, and a surface on the side opposite to the installation side of the light-emitting element in the first board. Each of the plurality of first hollows is provided with the power-supply terminal.

Abstract: A heater of an embodiment includes a substrate, a resistance heating element, and a thermistor. The substrate includes a first surface and a second surface located on the side opposite to the first surface. The resistance heating element is disposed on the first surface. The thermistor is disposed on the second surface and does not contain lead.

Abstract: A heater including a rectangular substrate; a resistance heat-generating element that is provided on one surface of the substrate along a longitudinal direction of the substrate; a thermistor that is provided on the other surface, which is a rear side of the one surface of the substrate, and measures temperature of the substrate; and a conductor that is provided on the other surface of the substrate, is extended up to an end portion of the substrate from the thermistor along the longitudinal direction of the substrate, and supplies power to the thermistor. A first connecting portion and a second connecting portion, which are connected to the conductor, are provided at both ends of the thermistor. A connection direction, in which the first connecting portion and the second connecting portion are arranged on the other surface of the substrate, is different from a lateral direction of the substrate.

Abstract: A heater of an embodiment includes a substrate, a resistance heating element, and a thermistor. The substrate includes a first surface and a second surface located on the side opposite to the first surface. The resistance heating element is disposed on the first surface. The thermistor is disposed on the second surface and does not contain lead.

Abstract: A vehicle luminaire according to an embodiment includes: a socket; a first board which is provided in the socket and has a first wiring pattern formed on one surface; at least one light-emitting element which is electrically connected to the first wiring pattern; and a plurality of power-supply terminals which are provided in the socket and are electrically connected to the first wiring pattern. The first board includes a plurality of first hollows which open to a side surface of the first board, a surface on an installation side of the light-emitting element in the first board, and a surface on the side opposite to the installation side of the light-emitting element in the first board. Each of the plurality of first hollows is provided with the power-supply terminal.

Abstract: A vehicular luminaire according to an embodiment includes a socket; a substrate provided on one end part side of the socket; a frame part provided on the substrate; a first light-emitting element provided inside the frame part; a plurality of second light-emitting elements provided inside the frame part and around the first light-emitting element; and an optical element provided at an end part of the frame part opposite to the substrate side. A distance between the substrate and a light-emitting surface of the first light-emitting element differs from a distance between the substrate and light-emitting surfaces of the second light-emitting elements.

Abstract: A lighting device for vehicles includes a socket including a flange, and a mounting unit which is provided on one face of the flange; a light emitting unit which is provided at an end portion of the mounting unit on a side opposite to a side of the flange, and includes a light emitting element; and at least one support unit which protrudes from a face of the flange on which the mounting unit is provided.

Abstract: A vehicle lighting device includes a plurality of circuit portions that have at least one light emitting element; and a control portion that is electrically connected to the plurality of circuit portions. The control portion detects an input voltage and connects the plurality of circuit portions in series when the detected input voltage exceeds a predetermined value and connects at least a part of the plurality of circuit portions in parallel when the detected input voltage is equal to or less than the predetermined value.

Abstract: A vehicle luminaire includes: a flange; a mount portion provided with a housing portion opened to an end opposite to the flange side; a board provided inside the housing portion; at least one light-emitting element provided on the board; at least one resistance provided on the board and electrically connected to the light-emitting element; at least one control element provided on the board and electrically connected to the light-emitting element, the control element having an electric resistance increasing as a temperature rises; and a temperature control unit configured to control heat generated from at least one of the light-emitting element and the resistance and transferred to the control element via the board or via the board and the mount portion.