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US 2015/0316217 A1Published application
Led lamp with light-diffusing end cap
AssigneeRohm Co., Ltd.
InventorsHirotaka SHIMIZU, Mitsunori NAGASHIMA
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Abstract
An LED lamp includes a plurality of LED modules arranged in direction x, a tubular enclosure for housing the LED modules that is open at ends spaced from each other in direction x, and end caps respectively closing the ends of the tubular enclosure in direction x. Each of the end caps is configured to diffuse light from the LED modules while transmitting the light, and includes an emission surface for emitting light in a direction z perpendicular to direction x. This arrangement ensures that the LED lamp has a good appearance even when it is made long.
Claims21
1-38. (canceled)
An LED lighting apparatus comprising:
- a substrate including a first surface and a second surface opposite to the first surface;
- a plurality of LED modules arranged on the first surface of the substrate and along a first direction parallel to the first surface;
- and
- a translucent cover configured to allow passage of light emitted from the LED modules;
- wherein the translucent cover includes as first cover portion and a second cover portion, the first cover portion being elongated in the first direction and facing the first surface of the substrate to cover the LED modules, the second cover portion being connected to the first cover portion and extending in a second direction perpendicular to the first surface of the substrate, and the second cover portion together with the first cover portion covers the LED modules.
2 more elements
Dependencies are inferred from the claim text.