Light-emitting acoustic building element
US-9618171-B2 · Apr 11, 2017 · US
Lighting device and lamp comprising said lighting device
US8992046B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8992046-B2 |
| Application number | US-201013262806-A |
| Country | US |
| Kind code | B2 |
| Filing date | Apr 1, 2010 |
| Priority date | Apr 3, 2009 |
| Publication date | Mar 31, 2015 |
| Grant date | Mar 31, 2015 |
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- Title
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Abstract
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A luminous means ( 1 ) comprising a multiplicity of light emitting diodes ( 10 ) arranged in a manner distributed three-dimensionally and a screen ( 11 ) formed from a radiation-opaque or translucent material, wherein the screen ( 11 ) encloses the light emitting diodes at least in places, wherein the screen ( 11 ) has a multiplicity of perforations disposed downstream of the light emitting diodes ( 10 ) in the emission direction, and wherein light emitted by the light emitting diodes ( 10 ) during operation of the luminous means passes through the perforations ( 12 ).
First claim
Opening claim text (preview).
The invention claimed is: 1. A lighting device comprising: a plurality of light emitting diodes arranged in a manner distributed three- dimensionally; and a screen having at least one side facing said plurality of light emitting diodes, wherein said at least one side of said screen is formed from a radiation-absorbing material, wherein said screen encloses said plurality of light emitting diodes at least in places, wherein said screen has a plurality of perforations, where…
Assignees
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Mechanical Engineering · mapped topic
- F21V11/14Primary
Mechanical Engineering · mapped topic
Mechanical Engineering · mapped topic
Mechanical Engineering · mapped topic
Mechanical Engineering · mapped topic
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- What does patent US8992046B2 cover?
- A luminous means ( 1 ) comprising a multiplicity of light emitting diodes ( 10 ) arranged in a manner distributed three-dimensionally and a screen ( 11 ) formed from a radiation-opaque or translucent material, wherein the screen ( 11 ) encloses the light emitting diodes at least in places, wherein the screen ( 11 ) has a multiplicity of perforations disposed downstream of the light emitting dio…
- Who is the assignee on this patent?
- Moeck Martin, Henkel Harald, Meierhofer Wilhelm, and 4 more
- What technology area does this patent fall under?
- Primary CPC classification F21V11/14. Mapped technology areas include Mechanical Engineering.
- When was this patent published?
- Publication date Tue Mar 31 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).