Patent ID: 8302771

Claim:
A toolbox comprising: a housing, said housing defining therein a first storage chamber on a middle position, and a second storage chamber and a third storage chamber at two opposite lateral sides relative to said first storage chamber; a first tool holder pivotally mounted in said first storage chamber for holding tool elements; a second tool holder pivotally mounted in said second storage chamber for holding tool elements; a third tool holder pivotally mounted in said third storage chamber for holding tool elements; a drive gear pivotally mounted on a first end of said housing and coupled to a first end of said first tool holder for rotating said first tool holder relative to said housing; two crank arms each pivotally coupled to said drive gear to extend eccentrically therefrom; two links respectively coupled to said crank arms and said second tool holder and said third tool holder for enabling said second and third tool holders to be synchronously biased relative to said housing during rotation of said drive gear to bias said first tool holder relative to said housing; and a cover covered on said first end of said housing to protect said drive gear, said crank arms and said links.