Patent ID: 7188726

Claim:
A toolbox comprising: a box body, said box body comprising two pivot holes formed in the two opposite sidewalls thereof near one end, a plurality of first locating notches and second locating notches respectively formed in the two opposite sidewalls in communication with the pivot holes, and a plurality of pivot holders symmetrically disposed at the two opposite sidewalls at an inner side inside said box body; a top cover coupled to said box body and turnable relative to said box body between an open position and a close position, said top cover comprising two lugs symmetrically disposed at two opposite lateral sides near one end thereof, said lugs each having a sliding slot; two pivot bolts for fastening said top cover to said box body and for supporting said top cover between said open position and said close position, each said pivot bolt having at least one peripheral rib for selectively engaging into the at least one first locating notch and at least one second locating notch of said box body to respectively support said top cover in one of said open position and said close position; a plurality of tool holders respectively mounted in said box body and able to turn in and out of said box body upon turning of said top cover between said open position and said close position, said tool holders including a first tool holder and a plurality of second tool holders, said tool holders each having a plurality of plugholes for holding tool members, said first tool holder comprising two pivot holes respectively disposed at two opposite lateral sides thereof near a front side thereof and respectively pivotally connected to the pivot holes of said box body and the sliding slots of the lugs of said top cover by said pivot bolts and a smoothly arched sliding slot at one of the two lateral sides, said second tool holders each having two pivot rods symmetrically disposed at two sides of each second tool holder and respectively pivotally connected to the pivot holders of said box body; an actuating arm, said actuating arm having a first end, a sliding slot formed in said first end and coupled to one said pivot bolt between one sidewall of said box body and one lateral side of said first tool holder, and an angled second end coupled to the smoothly arched sliding slot of said first tool holder to turn said first tool holder out of said box body upon turning of said top cover from said close position to said open position and for enabling said first tool holder to be forced by the gravity weight thereof into the inside of said box body upon turning of said top cover from said open position to said close position; and a plurality of links alternatively disposed at two sides and respectively connected between each two adjacent tool holders to link said tool holders for enabling said tool holders to be turned in and out of said box body upon turning of said top cover between said close position and said open position.