Patent ID: 8376374

Claim:
A rear wheel steering hand cart with an integrated brake system, comprising: a main body ( 10 ); a push handle ( 20 ), disposed on one end of the main body ( 10 ); a wheel unit ( 30 ) disposed under the main body ( 10 ), including at least three wheels arranged in two rows, a rear wheel ( 32 ) of the wheel unit ( 30 ) disposed on one end of the push handle ( 20 ) connected to main body ( 10 ) by a wheel seat ( 50 ); the wheel seat ( 50 ) including an upper wheel seat ( 53 ) disposed on the main body ( 10 ) and a lower wheel ( 51 ) connecting to a wheel axle ( 33 ), the upper wheel seat ( 53 ) and the lower wheel ( 51 ) connecting to each other by a rotary shaft ( 52 ); a wheel stop device ( 40 ) disposed between the real wheels ( 32 ) and the wheel seat ( 50 ); wherein further comprising a clutch device ( 60 ) disposed between the upper wheel seat ( 53 ) and the lower wheel seat ( 51 ), comprises: a first clutch element ( 61 ) covered the rotary shaft ( 52 ), radial position connected to the upper wheel seat ( 53 ); a second clutch element ( 63 ), covered the rotary shaft ( 52 ), radial position connected to the lower wheel seat ( 51 ), and a clutch device control division, controlling the separation and close of the first clutch element ( 61 ) and the second clutch element ( 63 ).