Patent ID: 7572020

Claim:
A mirror assembly comprising: a case frame ( 30 ) defining a concave surface ( 38 ), said case frame ( 30 ) including a retention post ( 40 ) having an elongated tip ( 42 ) in a T-shape with respect to said retention post ( 40 ); a backing plate ( 54 ) including a support surface ( 88 ) and a dish portion ( 56 ) having a center opening ( 58 ), said backing plate ( 54 ) being positioned against the case frame ( 30 ) so that the dish portion ( 56 ) cooperates with the concave surface ( 38 ) and the post ( 40 ) extends through the center opening ( 58 ) in the dish portion ( 56 ); a retention ring ( 66 ), said retention ring ( 66 ) including a center slot ( 68 ) and a locking portion ( 72 ), ( 74 ), ( 76 ), said retention post ( 40 ) extending through the center slot ( 68 ) so that the tip of the post ( 40 ) is engaged with the locking portion ( 72 ), ( 74 ), ( 76 ); and a mirror glass ( 86 ) mounted to the support surface ( 88 ) of the backing plate ( 54 ), wherein the backing plate and the mirror glass ( 86 ) can be manually positioned by pivoting the dish portion ( 56 ) on the concave surface ( 38 ).