Patent ID: 8336845

Claim:
A pivoting detent joint for a vehicle mirror assembly comprising: a carrier base for mounting to the vehicle; a support arm pivotally carried by said carrier base for supporting a mirror head; a base tooth ring included on said carrier base defining a first half of a detent connection; an arm tooth ring included on said support arm defining a second half of the detent connection, wherein said arm tooth ring engages said base tooth ring in interlocking cooperation; a cylindrical base column included in said carrier base and disposed within said base tooth ring, wherein said base column defines a hollow interior chamber in said carrier base; a cylindrical arm column carried by said support arm and disposed within said arm tooth ring, wherein said arm column extends into said hollow interior chamber of said base column; a first stop block channel disposed in a bottom surface of said base column within said hollow interior chamber, and a second stop block channel disposed in said support arm within said arm tooth ring and adjacent an exterior side of said arm column; and, a first stop block carried by a distal end of said base column being received into said second stop block channel in said support arm, and a second stop block carried by a distal end of said arm column being received into said first stop block channel in said hollow interior chamber of said base column; wherein said first and second stop blocks travel through said first and second stop block channels, respectively, to define a range of pivotal movement of said support arm on said carrier base.