Vehicle mirror assembly with wide angle element

  • US 9,580,017 B2
  • Filed: 07/21/2014
  • Issued: 02/28/2017
  • Est. Priority Date: 08/09/2007
  • Status: Active Grant
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First Claim
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1. A mirror reflective element assembly for an exterior rearview mirror assembly of a vehicle, said mirror reflective element assembly comprising:

  • a principal mirror element, said principal mirror element comprising a glass substrate and a first reflector coating disposed at a surface of said glass substrate to establish a principal reflector portion of said mirror reflective element assembly;

    a wide angle mirror element, said wide angle mirror element comprising a glass element having a second reflector coating disposed at a surface of said glass element to establish an auxiliary reflector portion of said mirror reflective element assembly;

    an illumination element comprising an illumination source, wherein said illumination element at least partially circumscribes said glass element of said wide angle mirror element;

    wherein said illumination element, when said illumination source is activated, emits illumination at least partially around said glass element that is viewable by a person viewing an exterior rearview mirror assembly equipped with said mirror reflective element assembly when the equipped exterior rearview mirror assembly is disposed at a side of a vehicle equipped with the exterior rearview mirror assembly;

    wherein said wide angle mirror element is disposed at an upper outboard portion of said mirror reflective element assembly when the equipped exterior rearview mirror assembly is disposed at the side of the equipped vehicle;

    wherein at least one of (i) said illumination element, responsive to determination that an ambient light level is below a threshold level, is operable to provide a light level that is less than about 100 candelas per square meter, and (ii) said illumination element, responsive to determination that an ambient light level is above a threshold level, is operable to provide a light level that is greater than about 200 candelas per square meter;

    a back plate, wherein said principal mirror element is attached at said back plate;

    wherein said back plate comprises a receiving portion generally at said auxiliary reflector portion of said reflective element assembly, and wherein said receiving portion is configured to at least partially receive said wide angle mirror element; and

    a cover plate attached to said receiving portion, said cover plate substantially encasing said wide angle mirror element within said receiving portion.

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