Cart having folding legs
A folding cart includes a frame including front and rear plates having two inner extensions with a fastening hole, and four corner plates having a first pivot hole, a first hole, and an oval second hole; two rear wheels; four legs having a second pivot hole, a first hole member, and a second hole member; and four folding devices each including a trigger including two bent wings having a first through hole, and a top projection having a second through hole; a first pivot driven through the first pivot hole, the second pivot hole, and the fastening hole; a second pivot driven through the second hole member and the first through holes; a spring loaded pin driven through the first hole member and the second through hole; and a clip ring partially disposed in the groove and urging against the projection.
B B B B
B62B B62B B62B B62B
inventional additional additional additional
Chin-Chin
Chang