Invention Grant
- Patent Title: Illumination device with an envelope enclosing a light source
- Patent Title (中): 具有封闭光源的信封的照明装置
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Application No.: US13322721Application Date: 2010-05-07
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Publication No.: US08545033B2Publication Date: 2013-10-01
- Inventor: Vincent S. D. Gielen , Berend J. W. Ter Weeme , Johannes P. M. Ansems , Cornelia T. Staats , Theodorus G. M. M. Kappen , Theodoor C. Treurniet
- Applicant: Vincent S. D. Gielen , Berend J. W. Ter Weeme , Johannes P. M. Ansems , Cornelia T. Staats , Theodorus G. M. M. Kappen , Theodoor C. Treurniet
- Applicant Address: NL Eindhoven
- Assignee: Koninklijke Philips N.V.
- Current Assignee: Koninklijke Philips N.V.
- Current Assignee Address: NL Eindhoven
- Agent John F. Salazar; Mark L. Beloborodov
- Priority: EP09161346 20090528; EP09166081 20090722
- International Application: PCT/IB2010/052022 WO 20100507
- International Announcement: WO2010/136920 WO 20101202
- Main IPC: F21V9/16
- IPC: F21V9/16
Abstract:
The invention provides an illumination device comprising an envelope enclosing a light source, preferably a LED, and a luminescent material. The envelope comprises a transmissive part, and a reflective part, wherein the reflective part comprises a reflective ceramic material. The ceramic material can be used for heat dissipation.
Public/Granted literature
- US20120069547A1 ILLUMINATION DEVICE WITH AN ENVELOPE ENCLOSING A LIGHT SOURCE Public/Granted day:2012-03-22
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