Patent ID: 9351567
Filing Date: 2016-05-31
CPC Classification: A47B

Claim Text:
1. A prefabricated shelf, comprising: a leading vertical frame which includes a perforation portion formed at left and right sides with a predetermined arrangement in a quadrangular shape, and a U-shaped or a center-opened U-shaped engaging protrusion which is formed at or engaged to both sides of the perforation portion; a leading horizontal frame which includes a horizontal slot engaged to one of the engaging protrusions of the vertical frame and formed in a C-shape and sunk in a quadrangular shape on a center portion of an upper surface of an other side of an open shelf panel engaging portion to which a shelf panel is engaged, a lower side engaging slot which perforates from a side surface to an upper surface in a U-shape or a center-open U-shape, and an upper engaging slot which perforates from an upper side wall surface to the upper surface of the horizontal frame in a U-shape or a center-open U-shape; and the shelf panel which is fixedly engaged between the horizontal frame and an adjacent horizontal frame, wherein the leading horizontal frame is connected between the leading vertical frame and three other vertical frames, and the shelf panel is inserted and engaged between the leading horizontal frame and the adjacent horizontal frame, thus freely adjusting the height of the shelf panel engaged to the leading horizontal frame based on the engaged height of the leading horizontal frame.