Invention Grant
- Patent Title: LED automotive fog lamp
- Patent Title (中): LED汽车雾灯
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Application No.: US12399167Application Date: 2009-03-06
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Publication No.: US08011803B2Publication Date: 2011-09-06
- Inventor: Chi Fai Cheung , Sandy To , Wing Bun Lee , Jin Bo Jiang , Wen Kui Wang
- Applicant: Chi Fai Cheung , Sandy To , Wing Bun Lee , Jin Bo Jiang , Wen Kui Wang
- Applicant Address: CN Hong Kong
- Assignee: The Hong Kong Polytechnic University
- Current Assignee: The Hong Kong Polytechnic University
- Current Assignee Address: CN Hong Kong
- Agency: Wilkinson & Grist
- Agent George G. Wang
- Main IPC: F21V5/00
- IPC: F21V5/00
Abstract:
A fog lamp may include a Lambertian LED, a collimating lens encompassing the Lambertian LED, a collimating surface including a total internal reflective surface and encompassing the collimating lens, and a corrugated surface attached to the collimating surface at an acute angle with respect to an optic axis of the corrugated surface.
Public/Granted literature
- US20100226143A1 LED Automotive Fog Lamp Public/Granted day:2010-09-09
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