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US 12,730,365 B2Granted
Projection device
AssigneeSeiko Epson Corporation
InventorYoichi Momose
Life of this patent
Estimating the term…
Abstract
Included are a display panel configured to emit light from a plurality of light-emitting elements in a Z direction, a projection lens configured to project the light emitted from the display panel in the Z direction, a power supply unit configured to supply power to the display panel, and a housing having a tubular shape, the housing accommodating the power supply unit, the display panel, and the projection lens in this order along the Z direction.
Claims5
A projection device comprising:
- a display panel configured to emit light from a plurality of light-emitting elements, each light emitting element being configured to generate light;
- a projection lens configured to project the light emitted from the display panel;
- a power supply unit configured to supply power to the display panel;
- a housing having a tubular shape extending in a predetermined direction;
- a heat dissipation member provided between the display panel and the power supply unit;
- and
- a control circuit provided as a separate component from the display panel, wherein
- the heat dissipation member is in contact with a surface of the display panel in a direction opposite to the predetermined direction and an inner wall of the housing, the heat dissipation member being in contact with three sides of the display panel,
- the heat dissipation member is in contact with two opposing inner walls of the housing, and
- the housing accommodates the power supply unit, the control circuit, the heat dissipation member, the display panel, and the projection lens in this order along the predetermined direction.
7 more elements
Dependencies are inferred from the claim text.