Patent ID: 7445231
Filing Date: 2008-11-04
Classification: B62B,Y10T

Abstract:
1. A handcart with a foldable handle structure, comprising the following components: a holder segment including a pair of parallel tubes respectively arranged at the left and the right and a horizontal connection rod connecting with the pair of said tubes, wherein the bottom of each said tube sleeves a plug element, and the lower portion of said plug element has a slot, and a pivotal hole, which is to be inserted by a bolt, horizontally passes through the lower portion of said plug element; a frame including a pair of tubes respectively arranged at the left and the right, wherein the top of each said tube sleeves a pivotal element, the top of said pivotal element is pivotally coupled to a rotary plate-like insert element, and said insert element is inserted into said slot of said plug element, and said bolt horizontally penetrates said pivotal hole to pivotally couple said plug element to said pivotal element; two position-limiting sleeves respectively sleeving said tubes of said holder segment and capable of being moved downward to wrap said plug elements and said pivotal elements; a pair of wheels each pivotally coupled to a wheel seat assembled to below said frame; and a block board pivotally coupled to below said frame and vertical to said frame.