Patent ID: 8172253

Claim:
An assembly of seat unit and child stroller comprising: a child stroller ( 100 ) including a stroller frame ( 110 ), a stroller seat ( 130 ) and a safety device ( 120 ) connected to said stroller frame ( 110 ) for preventing the child seated on said stroller seat ( 130 ) from falling off said stroller seat ( 130 ); a seat unit ( 200 ) including a seat frame ( 210 ), a connecting means ( 300 ) and an operating means ( 400 ) mounted on the seat frame ( 210 ), said connecting means ( 300 ) comprising a first locking member ( 310 ) for locking said seat frame ( 210 ) into the safety device ( 120 ) and a second locking member ( 320 ) for locking the seat frame ( 210 ) into any device except the child stroller ( 100 ), said first locking member ( 310 ) being shiftable between a locking status during which the seat unit ( 200 ) and the safety device ( 120 ) are interconnected, and an unlocking status during which the seat unit ( 200 ) can be removed from said child stroller ( 100 ); wherein, said operating means ( 400 ) is set to control the first locking member ( 310 ) only, making the first locking member ( 310 ) shift from locking status to unlocking status, said first locking member ( 310 ) including at least one front locking member ( 311 ) and at least one pair of side locking members ( 312 , 313 ) lying at the left and right side of the seat frame ( 210 ) respectively, and the front locking member ( 311 ) and side locking members ( 312 , 313 ) simultaneously movably controlled by the operating means ( 400 ) of said seat unit ( 200 ), the front locking member ( 311 ) being set on the foreside of said seat frame ( 210 ) in the manner of being slidable along a fore-and-aft direction of said seat frame ( 210 ), said operating means ( 400 ) including an operating member ( 401 ) that is slidable with respect to said seat frame ( 210 ), a first pulling member ( 402 ) with its upper end connected to said operating member ( 401 ), and a pole ( 415 ) with its upper end rotatably connected to said first pulling member ( 402 ), the pole ( 415 ) and the seat frame ( 210 ) being pivotally connected through a pivoted axle ( 417 ), the lower end of said pole ( 415 ) pressing tightly against the front locking member ( 311 ), which is shifted from locking status to unlocking status when the operating member ( 401 ) is pulled forward.