Lighting Device
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Accused Products
Abstract
A lighting device including an electroluminescent (EL) material is connected to an external power supply easily and the convenience is improved. In a lighting device having a light-emitting element including an electroluminescence (EL) layer, a housing including a light-emitting element has a terminal electrode electrically connected to the light-emitting element on a peripheral end portion. The terminal electrode provided on the housing so as to be exposed to the outside is in contact with a terminal electrode for the external power supply, so that the external power supply and the light-emitting element are electrically connected to each other and power can be supplied to the lighting device.
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Citations
11 Claims
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1. (canceled)
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2. A lighting device comprising:
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a holding member including; a first fixing member; and a plurality of second fixing members; and a housing including; a first housing portion comprising; a first surface that is a bottom surface of the first housing portion; and a second surface being in an opposite side of the first surface; a second housing portion over the first housing portion; a first terminal electrode in direct contact with a first peripheral end portion of the housing; a second terminal electrode in direct contact with a second peripheral end portion of the housing; a light-emitting element between the first housing portion and the second housing portion, the light-emitting element comprising; a first electrode electrically connected to the first terminal electrode, wherein a thickness direction of the first electrode is substantially perpendicular to the first surface; a second electrode over the first electrode, the second electrode being electrically connected to the second terminal electrode; and an EL layer between the first electrode and the second electrode, wherein the housing is configured to be fixed in the holding member, wherein each of the first terminal electrode and the second terminal electrode is electrically connectable with its respective terminal electrode of the holding member by contacting with the respective terminal electrode, wherein the shape of the housing is a rectangular solid comprising; the first surface that is a bottom surface of the rectangular solid; a third surface that is a top surface of the rectangular solid; a fourth surface that is a first side surface of the rectangular solid; a fifth surface that is a second side surface of the rectangular solid; a sixth surface that is a third side surface of the rectangular solid; and a seventh surface that is a fourth side surface of the rectangular solid, wherein each of the first terminal electrode and the second terminal electrode is in direct contact with the fourth surface, wherein each of the first terminal electrode and the second terminal electrode is not in direct contact with any of the first surface, the third surface, the fifth surface, the sixth surface and the seventh surface, wherein the fourth surface is substantially perpendicular to the first surface, wherein the first fixing member overlaps the fourth surface when the housing is fixed to the holding member, wherein the sixth surface is in an opposite side of the fourth surface, and wherein the plurality of the second fixing members overlap the sixth surface when the housing is fixed to the holding member. - View Dependent Claims (3, 4, 5, 6)
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7. A lighting device comprising:
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a holding member including; a first fixing member; and a plurality of second fixing members; and a housing including; a first housing portion comprising; a first surface that is a bottom surface of the first housing portion; and a second surface being in an opposite side of the first surface; a second housing portion over the first housing portion; a first terminal electrode in direct contact with a first peripheral end portion of the housing; a second terminal electrode in direct contact with a second peripheral end portion of the housing; a light-emitting element between the first housing portion and the second housing portion, the light-emitting element comprising; a first electrode electrically connected to the first terminal electrode, wherein a thickness direction of the first electrode is substantially perpendicular to the first surface; a second electrode over the first electrode, the second electrode being electrically connected to the second terminal electrode; and an EL layer between the first electrode and the second electrode, wherein the housing is configured to be fixed in the holding member, wherein each of the first terminal electrode and the second terminal electrode is electrically connectable with its respective terminal electrode of the holding member by contacting with the respective terminal electrode, wherein the shape of the housing is a rectangular solid comprising; the first surface that is a bottom surface of the rectangular solid; a third surface that is a top surface of the rectangular solid; a fourth surface that is a first side surface of the rectangular solid; a fifth surface that is a second side surface of the rectangular solid; a sixth surface that is a third side surface of the rectangular solid; and a seventh surface that is a fourth side surface of the rectangular solid, wherein each of the first terminal electrode and the second terminal electrode is in direct contact with the fourth surface, wherein each of the first terminal electrode and the second terminal electrode is not in direct contact with any of the first surface, the third surface, the fifth surface, the sixth surface and the seventh surface, wherein the fourth surface is substantially perpendicular to the first surface, wherein an exposed surface of the first terminal electrode is substantially flush with the fourth surface, wherein an exposed surface of the second terminal electrode is substantially flush with the fourth surface, wherein the first fixing member overlaps the fourth surface when the housing is fixed to the holding member, wherein the sixth surface is in an opposite side of the fourth surface, and wherein the plurality of the second fixing members overlap the sixth surface when the housing is fixed to the holding member. - View Dependent Claims (8, 9, 10, 11)
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Specification