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US 9,869,925 B2Granted
Light source device, illumination device, and projector
AssigneeSeiko Epson Corporation
InventorChigusa Takagi
Life of this patent
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Abstract
A light source device includes: a plurality of light-emitting elements including a first light-emitting element and a second light-emitting element each of which emits light in a first direction; and a base material including a base portion that extends in a second direction inclined with respect to the first direction. The plurality of light-emitting elements are disposed along the second direction on one side of the base portion.
Claims20
A light source device comprising:
- a plurality of light-emitting elements including a first light-emitting element and a second light-emitting element each of which emits light in a first direction;
- and
- a base material including a base portion that extends in a second direction inclined with respect to the first direction, wherein
- the plurality of light-emitting elements are disposed along the second direction on one side of the base portion,
- the base material includes a plurality of projecting portions including a first projecting portion and a second projecting portion that project from the one side of the base portion, and
- each projecting portion has first and second surfaces which both intersect the one side of the base portion at non-perpendicular angles.
3 more elements
Dependencies are inferred from the claim text.