Foldable stroller, has locking part with two engaging ends arranged at bottom of one button, and engaging ends with co-moving plates pivoted to fix pins that are used for positioning ends of pulling spring

摘要

The stroller has a handle and a primary frame (1) with front and rear units. A locking part of the stroller is provided with two engaging ends and is arranged at the bottom of a button. The engaging ends have co-moving plates pivoted to fix pins that are used for positioning the ends of a pulling spring. An operating rod having a pair of connecting rods and the co-moving rod are pivoted to each other in a frame in combination.