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US 7,268,679 B2Granted
Rear lighting system applied to an automotive vehicle
AssigneeLear Corporation
InventorAlberto Garcia Briz
Life of this patent
Estimating the term…
Abstract
A rear lighting system for an automobile having the ability to serve several functions and to detect and compensate for burned out or damaged lighting elements.
Claims22
A rear lighting system adaptable to an automotive vehicle, of the type comprising:
- at least one supporting element (1),
- a plurality of light sources (2) assembled on said at least one supporting element (1), and
- a control means (3) electrically connected to said light sources (2) to actuate them such that the light sources (2) can emit at least two light intensity levels suitable to carry out at least two corresponding lighting functions, one of said lighting levels consisting of acting as brake lights,
- characterized in that said control means (3) comprises detection means for detecting a malfunctioning of at least one of said plurality of light sources (2), and said control means (3) is also adapted to compensate for a corresponding variation in the total light intensity provided by said rear lighting system due to said malfunctioning by actuating or deactivating at least another one of said plurality of light sources (2) and increasing or decreasing the current circulating through at least one functioning light source (2).
1 more element
Dependencies are inferred from the claim text.