Patent ID: 7669298

Claim:
A buckle assembly for connecting safety belts, comprising: a buckle body including two side openings; a release button disposed in said buckle body including an engaging portion and an ejecting portion; two waist-strap buckles each having a prong portion; and two shoulder-strap buckles each having an opening to allow each of said waist-strap buckles to pass therethrough; wherein said waist-strap buckle further comprises a frame body having an opening, a chamber and a spring device, said prong portion of said waist-strap buckle is extended from a side of said frame body, said chamber is formed at another side of said frame body and connected to an adjusting device for adjusting safety belts, and said spring device is disposed on said frame body and extended toward said opening of said frame body, and wherein each of said shoulder-strap buckles is respectively positioned between each of said waist-strap buckles and said buckle body and incapable of departing from said buckle body freely when said prong portion of said waist-strap buckle is received in each of said side openings of said buckle body and engaged with said engaging portion of said release button; and said shoulder-strap buckles are departed from said buckle body together with said waist-strap buckles when said release button is actuated to eject said waist-strap buckles.