LED Automotive Fog Lamp
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.
Patent Number: US8011803B2
Application Number: US2009399167A
Inventor: Cheung, Chi Fai | To, Sandy | Lee, Wing Bun | Jiang, Jin Bo | Wang, Wen Kui
Priority Date: 6 Mar 2009
Priority Number: US8011803B2
Application Date: 6 Mar 2009
Publication Date: 6 Sep 2011
IPC Current: F21V000500
US Class: 362244 | 362309 | 36231102
Assignee Applicant: The Hong Kong Polytechnic University
Title: LED automotive fog lamp
Usefulness: LED automotive fog lamp
Summary: Fog lamp of fog lamp assembly (claimed) used in automotive vehicle.
Novelty: Fog lamp used in automotive vehicle, has central aspheric collimating lens which encompasses lambertian LED
汽车
车辆配件
CHEUNG Chi Fai
TO Sandy
LEE Wing Bun
JIANG Jin Bo
WANG Wen Kui
美国
