Patent ID: 6343448
Filing Date: 2002-02-05
Classification: E04B,E04C,E06B

Abstract:
An auxiliary frame for improving a conventional frame comprising a plurality of frame bars made of plastic or metallic material, each of said frame bars having a hollow inside and having a crossed reinforcing rib installed therein, one side of each of said frame bars forming an embowed reinforcing girder to achieve better reinforcing effect, a through hole and a snap groove being disposed at each side of said reinforcing girder, two of said frame bars being disposed at opposite sides, while another said frame bar being disposed at the top ends of said two frame bars, a fixing element being installed between the bottom ends of said two frame bars at two sides, the two ends of said frame bar at top end being screwed with said two frame bars via a plurality of screws vertically penetrating said through holes at the top ends of said two frame bars, the bottom ends of said two frame bars being screwed with the two ends of said fixing element via a plurality of screws vertically penetrating said through holes at the bottom ends of said two frame bars,whereby said auxiliary frame is assembled.