Patent ID: 6588527
Filing Date: 2003-07-08
Classification: B62B

Abstract:
In a stroller having a stroller frame member, at least three stroller wheels and at least one wheel axle extension associated with at least one stroller wheel, a device for automatically rocking the stroller, comprising:a spring structure mounted on the stroller frame member, a winding structure extending from the wheel axle extension to the spring structure, said winding structure causing a forward winding of the spring structure upon a forward movement of the wheel axle extension, a rocking structure, including a rod mounted to the wheel axle extension, that converts an unwinding of the spring structure into a reciprocating motion of the rod, said reciprocating motion of the rod causing the wheel axle extension to alternately move forward and backward, a switch structure for switching between an activation of the winding structure during the forward movement of the stroller and an activation of the rocking structure when the stroller is stationary and a user desires to rock the stroller, the switch structure including overwinding prevention structure for preventing overwinding of the spring structure, said device causing the stroller to rock forward and backward upon engagement of the rocking structure after a forward movement of the stroller.