Patent ID: 6641171
Filing Date: 2003-11-04
Classification: B42F,Y10S

Abstract:
A structure of a file with adjustable inclination angle comprising (a) an inner covering board having a rear center; (b) an outer covering board mounted to the upper section of the inner covering board at one surface thereof and a scored line being formed across the outer covering board so that the outer covering board can be inclined at an angle with respect to the inner covering board, a bottom edge of the outer covering board being provided with a plurality of fixing holes; (c) a pair of chains having a stop at both ends and one of the stops being fastened to a lower section of the inner covering board and the other stop being mounted to the fixing holes at a lower section of the outer covering board, thereby when the outer covering board is extended with an inclination angle, the chain is touted by a weight of the file and the file is stood in a stable inclined position.