Patent ID: 6595032
Filing Date: 2003-07-22
Classification: B60R,E05B,E05C,Y10T

Abstract:
A lock cylinder-free lock device comprising:a casing, said casing comprising a receiving chamber, a front through hole in a front sidewall thereof, a rear mounting plate fixedly fastened to a rear side thereof; a locking block longitudinally slidably mounted in the receiving chamber of said casing, said locking block comprising a non-flat top sidewall, a bottom side wall, a front sidewall, a plurality of stepped through holes vertically extended through the bottom sidewall and the non-flat top sidewall, a plurality of springs respectively mounted in said stepped through holes, a plurality of headed pins respectively supported on said springs in said stepped through holes and protruding over the non-flat top sidewall, a packing plate fixedly fastened to the bottom sidewall to hold said springs and said headed pins in said stepped through holes, a fixed bolt forwardly extended from the front sidewall and moved with said locking block in and out of the front through hole of said casing; a locating block fixedly fastened to a top side of said casing and matched with the non-flat top sidewall of said locking block, said locating block comprising a non-flat bottom sidewall fitting the non-flat top sidewall of said locking block, a top side wall, a top recess in the top sidewall, and a plurality of pinholes vertically extended through said top recess and said non-flat bottom sidewall in alignment with said stepped through holes of said locking block, said pinholes each having an expanded bottom section of diameter smaller than said stepped through holes of said locking block; and a key, said key having a plurality of bottom pins adapted for inserting into the pinholes of said locating block to disengage said headed pins from the pinholes of said locating block without engaging into the stepped through holes of said locking block.