Patent ID: 7631778
Filing Date: 2009-12-15
Classification: B65D,Y10T

Abstract:
1. A buckle for a thin plate storage container having upper and lower parts, with mating open ends, comprising: a plate-shaped main body substantially configuring an entire shape of the buckle; an upper hook which is provided at an upper end of the main body, which has an upper groove for sliding engagement with a free distal end of a locking plate on the upper container part and seated within the upper groove, and which hooks over the free distal end of the locking plate seated within the upper groove; a lower hook which is provided at a lower end of the main body, which has a lower groove for sliding engagement with a free distal end of a locking plate on the lower container part and seated within the lower groove, and which hooks over the free distal end of the locking plate seated within the lower groove; spring mounting recesses formed in center positions of the upper hook and the lower hook; two separate leaf springs respectively fitted in the spring mounting recesses of the upper hook and the lower hook, wherein a first of the two leaf springs has opposing ends fixed in the spring mounting recesses within the upper hook and a second of the two leaf springs has opposing ends fixed in the spring mounting recesses of the lower hook, and wherein the two leaf springs have their longest dimension parallel to the upper and lower ends and to each other; and locking protrusions at the middle of the respective leaf springs for fitting into notches formed in the locking plates of the lower container part and the upper container part.