Patent ID: 6866290

Claim:
A collapsible handcart, comprising: two wheel seats; a retractable handle having a first tube and a second tube slidably engaged with said first tube to be extended and retracted, wherein said first tube is mounted to said wheel seat and has an opening; a platform provided with a shaft at its rear side, said shaft pivoted on said wheel seats such that said platform can be turned between an extended position, at which said platform is turned downwards, and a collapsed position, at which said platform is turned upwards; two wheels pivoted on said wheel seats respectively; a trigger device movably disposed at said wheel seat and having an end thereof extended into said first tube via said opening of said first tube; whereby said trigger device will be driven by said second tube for movement when said second tube is retracted from said first tube; biasing means exerted on said trigger device against said second tube; and means for driving said platform to turn to the collapsed position when said trigger device is driven by said second tube and drive said platform to turn to the extended position when said trigger device is not driven by said second tube.