Tubular blue LED lamp with remote phosphor

• Main Authors: GEORGE, WILLIAM A, ANC, MARIA, GALVEZ, MIGUEL, SPEER, RICHARD
• Format: Patent
• Language: English; French; German
• Published: 07.04.2010
• Subjects: BLASTING; HEATING; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATINGELEMENTS; LIGHTING; MECHANICAL ENGINEERING; NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; WEAPONS

A lamp (40) includes a linearly extending heat sink (12), blue-light-emitting LEDs (14) mounted on the heat sink (12), and a light emitting cover mounted on the heat sink (12) in line with the LEDs (14), a first portion (44) of the cover opposite the LEDs (14) including a phosphor (20) that is excit...