Patent ID: 8485597

Claim:
An angle adjustment device for a bicycle saddle, comprising: a movable unit comprising: an angle adjustment gear, with gear teeth formed on a periphery of the angle adjustment gear; and a pulley coupled to the angle adjustment gear, with a wire wrapped around the pulley, so that when an external force is applied to the wire, the angle adjustment gear is rotated and moved in one direction; a stationary plate having on an upper end thereof gear teeth engaging with the angle adjustment gear of the movable unit, the gear teeth of the stationary plate providing a track along which the angle adjustment gear of the movable unit is moved; a locking unit coupled to the movable unit, the locking unit having fastening means for releasably holding the gear teeth of the stationary plate to maintain an angle of the bicycle saddle or to allow the angle of the bicycle saddle to be adjusted; and a support frame comprising: a lower support frame body supporting the stationary plate at a predetermined position; and an upper support frame body support the movable unit at a predetermined position, so that an angle of the upper support frame body with respect to the lower support frame body changes depending on the rotation of the angle adjustment gear of the movable unit.