IP Library › Granted Patent US 7,252,418
Granted Patent B2
US 7,252,418 · App. 11/039,992 · Granted Aug 7, 2007

Lights for motor vehicles

Assignee: Bayerische Motoren Werke Aktiengesellschaft
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 7,252,418
App. No.
11/039,992
Granted
Aug 7, 2007
Kind
B2
Abstract

Lights, in particular for motor vehicles, comprising at least one light source and a cover that is arranged in front of the light source in the direction of radiation, wherein the cover includes an electric diffuser which may change the optical properties thereof to generate multi-functionality.

Claims (4)

1. A motor vehicle light, comprising:

at least one light source;

a cover arranged in front of said at least one light source in a direction of radiation, wherein said cover includes an electrical diffuser having optical properties that change to provide variable light distribution modes between an opaque diffuse mode and a transparent mode; and

a light housing, said light housing being covered with said cover including the electrical diffuser to form an indicator lamp having at least one luminous component arranged inside the light housing, wherein the indicator light is a rear light, in which the diffuser is switched to a random translucent mode when a tail light is switched on, and in which the diffuser assumes an opaque state when the tail light is switched off, and in which the diffuser is switched into a transparent mode when a brake light radiates.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 30, 2005
From: ENDERS, MARTIN
To: BAYERISCHE MOTOREN WERKE AKTIENGESELLSCHAFT
Reel/Frame 016740/0466 →
Priority Claims (1)
DE 102 33 719 · Jul 24, 2002 · national
Continuity (2)
Continuation PCTEP030665400 · Jun 24, 2003
Related Publication 20050128764A1 · Jun 16, 2005