Exterior mirror reflective element sub-assembly

  • US 8,779,937 B2
  • Filed: 08/30/2013
  • Issued: 07/15/2014
  • Est. Priority Date: 10/24/2006
  • Status: Active Grant
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First Claim
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1. A mirror reflective element sub-assembly suitable for use in an exterior rearview mirror assembly of a vehicle, said mirror reflective element sub-assembly comprising:

  • a mirror reflective element;

    a mirror back plate attached at the rear of said mirror reflective element, said mirror back plate comprising a plastic molding formed in a plastic injection molding operation;

    said mirror back plate comprising a first side and a second side;

    said mirror back plate comprising an indicator mounting portion that is established by said plastic injection molding operation;

    wherein said indicator mounting portion extends at an angle from said first side of said mirror back plate;

    wherein an aperture is established through said mirror back plate generally at said indicator mounting portion;

    wherein said aperture is established through said mirror back plate by said plastic injection molding operation;

    a heater pad disposed between said mirror reflective element and said second side of said mirror back plate;

    wherein said heater pad has a light transmitting portion that is generally aligned with said aperture of said mirror back plate;

    a self-contained substantially sealed indicator having a light source that is activatable to emit light;

    wherein said self-contained substantially sealed indicator is mounted at said indicator mounting portion;

    wherein said self-contained substantially sealed indicator is associated with a blind spot detection system of the equipped vehicle; and

    wherein, when an exterior rearview mirror assembly equipped with said mirror reflective element sub-assembly is mounted at a side of an equipped vehicle and with said light source activated, light emitted by said light source transmits through said aperture of said mirror back plate and said light transmitting portion of said heater pad and exits said mirror reflective element generally towards a driver of the equipped vehicle who is driving the equipped vehicle and who is viewing said mirror reflective element.

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