Vehicle mirror assembly with wide angle element

  • US 8,794,774 B2
  • Filed: 07/16/2013
  • Issued: 08/05/2014
  • Est. Priority Date: 09/19/2008
  • 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 mirror casing;

    a reflective element comprising a mirror substrate having a front surface and a rear surface, said reflective element having a first reflector portion and a second reflector portion, said first reflector portion having a first reflective coating disposed thereat;

    an auxiliary wide angle element disposed at said rear surface of said mirror substrate and at said second reflector portion, said auxiliary wide angle element having a curved rear surface with a second reflective coating disposed at said curved rear surface;

    wherein said auxillary wide angle element is adhered to said rear surface of said mirror substrate via an optical adhesive;

    a back plate at a rear surface of said reflective element, said back plate having a mounting structure for mounting said back plate and said reflective element and said auxiliary wide angle element to a mirror actuator, said back plate mounting structure establishing a space at said mirror actuator that is sufficient for a portion of said auxiliary wide angle element to be disposed between said rear surface of said reflective element and said mirror actuator; and

    wherein said back plate comprises at least one sealing element at least partially around a perimeter region of said auxiliary wide angle element, said at least one sealing element engaging said rear surface of said mirror substrate of said reflective element when said back plate is attached to said reflective element and limiting intrusion of adhesive between said back plate and said mirror substrate.

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