Patent ID: 6671926
Filing Date: 2004-01-06
Classification: B62B,Y10T

Abstract:
A wheel mechanism, applicable to a front wheel mounted on a front end of a frame of a stroller, for limiting turning of said wheel, comprising:a vertical axle, having a lower end fixed to a horizontal axle of the wheel, and an upper end pivotally connected to said front end of said frame of the stroller, for pivotally connected said wheel to said frame; and a latch mechanism, mounted among said vertical axle and said frame for selectively fixing the relative position of said vertical axle and said frame, the latch mechanism including: a latch pin, and a movable device for controlling movement of the latch pin, the movable device including a pair of rotors, one of the rotors being connected to said latch pin and each rotor having a screw surface which faces to each other, so as to convert a relative rotation into a linear movement and control the movement of said latch pin.