Invention Grant
- Patent Title: Lighting device with reverse tapered heatsink
- Patent Title (中): 带逆向锥形散热器的照明装置
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Application No.: US12794559Application Date: 2010-06-04
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Publication No.: US08227961B2Publication Date: 2012-07-24
- Inventor: Antony Paul van de Ven
- Applicant: Antony Paul van de Ven
- Applicant Address: US NC Durham
- Assignee: Cree, Inc.
- Current Assignee: Cree, Inc.
- Current Assignee Address: US NC Durham
- Agency: Jenkins, Wilson, Taylor & Hunt, P.A.
- Agent Vincent K. Gustafson
- Main IPC: H01J1/02
- IPC: H01J1/02

Abstract:
A solid state lighting devices includes a heatsink having a first end arranged proximate to a base end, and a second end arranged between the first end and a solid state emitter, wherein at least a portion of the heatsink is wider at point intermediate the first end and the second end than the width of the heatsink at the second end. Such reverse angled heatsink reduces obstruction of light. A heatsink may include multiple fins and a heatpipe.
Public/Granted literature
- US20110298350A1 LIGHTING DEVICE WITH REVERSE TAPERED HEATSINK Public/Granted day:2011-12-08
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