US 6,981,774 B2
Vehicle rear view mirror assembly
Daniel Dumont, Veneux-les-Sablons (France); and Bernard Duroux, Garancieres (France)
Assigned to Schefenacker Vision Systems France SA, Dammarie-les-Lys Cedex (France)
Filed on Jan. 13, 2004, as Appl. No. 10/755,989.
Claims priority of application No. 03 00298 (FR), filed on Jan. 13, 2003.
Prior Publication US 2004/0196578 A1, Oct. 07, 2004
Int. Cl. G02B 7/182 (2006.01)
U.S. Cl. 359—877 15 Claims
OG exemplary drawing
 
1. A vehicle rear view mirror comprising:
a casing that contains an entrance sealed by a mirror;
a first drive means for pivoting said mirror on a first axis, wherein said first drive means has a first cylindrical member rotatably mounted and having a first ramp defining a closed loop having a high point and a low point situated in diametrically opposite positions;
a second drive means for pivoting said mirror on a second axis perpendicular to the first axis, wherein said second drive means has a second cylindrical member rotatably mounted and containing a second ramp defining a closed loop having a high point and a low point situated in two diametrically opposite positions;
an electric motor for selectively driving said first and second drive means in rotation;
two first followers bearing on said first ramp in said first drive means at two locations situated in diametrically opposite positions and moving along said first ramp when said first cylindrical member is driven in rotation by said electric motor; and
two second followers bearing on said second ramp of said second drive means and two locations situated in diametrically opposite positions, said two second followers extending in a direction perpendicular to that of said first followers, wherein said second followers move along said second ramp when said second cylindrical member is driven in rotation by said electric motor.