Patent ID: 7077415
Filing Date: 2006-07-18
Classification: B62M

Abstract:
1. A hand-driven vehicle comprising: a vehicle body; a rear wheel rotatably provided at a rear portion of the vehicle body; a rotatable handle post at a front portion of the vehicle body; a front wheel rotatably provided at a lower portion of the handle post; a swing-enabling shaft rotatably provided on an upper portion of the handle post; a handlebars unit attached to the swing-enabling shaft such that the handlebars unit can swing forward and backward relative to the vehicle body while rotating the swing-enabling shaft forward and backward; a driving mechanism which outputs a rotational force that rotates the front wheel only in a direction in which the vehicle body advances, in accordance with the forward and backward rotation of the swing-enabling shaft; a power transmission mechanism which transmits, to the front wheel, the rotational force output from the driving mechanism; and a power interrupting mechanism which is provided between the power transmission mechanism and the driving mechanism, and which is operable to interrupt transmission of power from one of the power transmission mechanism and the driving mechanism to the other; wherein the driving mechanism includes: wherein the power transmission mechanism includes: wherein the power interrupting mechanism comprises: