Patent ID: 7000972

Claim:
A vehicle sun visor comprising: a support rod having a horizontal rod portion and adapted to be mounted to a vehicle cabin ceiling: a sun visor body rotatably mounted on the horizontal rod portion of the support rod to pivot between a storage position and a light-shielding position, wherein the sun visor body in the storage position extends along the vehicle cabin ceiling, and the sun visor body in the light-shielding position extends along a windshield; a lock device disposed between the horizontal rod portion and the sun visor body and arranged and constructed to lock the sun visor body in the storage position and wherein further pressing the sun visor body towards the ceiling releases the sun visor body from the lock condition and pivots the sun visor body by a predetermined angle towards the light-shielding position, wherein the lock device comprises: a cam ring fitted on the horizontal rod portion so as to not rotate relative thereto and having a circulation path including a lock recess defined therein, a spring engaging roller rotatably fitted on the horizontal rod portion; a spring having a first end engaged with the cam ring, a second end engaged with the spring engaging roller, and an intermediate portion defined as a spring force accumulation portion for generating a biasing force to pivot the sun visor body by the predetermined angle toward the light-shielding position, a lock member movable relative to and along the circulation path of the cam ring, wherein the lock member engages the lock recess in order to lock the sun visor body in the storage position and is disengaged from the lock recess in order to release the lock condition.