Patent ID: 8613463

Claim:
A front wheel folding device of a golf bag cart, comprising: an upper frame; a lower frame; a support base pivotally coupled to the upper frame about a first axis, with the support base fixed to the lower frame and a wheel axle of two rear wheels; a front wheel frame having an end pivotally coupled to the lower frame about a second axis, with another end of the front wheel frame having a front wheel; and a link rod pivotally coupled between the upper frame at a third axis and the front wheel frame at a fourth axis, with the first, second, third and fourth axes being spaced and parallel to each other, with the upper and lower frames and the front wheel frame being pivotal between a folded position and an unfolded position, with the upper and lower frames and the front wheel frame being at obtuse angles with respect to each other in the unfolded position and being at acute angles with respect to each other in the folded position, with the first and fourth axes being intermediate the second and third axes in the unfolded position and the second and third axes being intermediate the first and fourth axes in the folded position.