Patent ID: 6865846

Claim:
A connection structure for connecting two window units to a preset frame comprising: a) upper and lower frames, adapted to be connected to top and bottom edges of the preset frame; b) a stop plate; and c) two decoration connection boards, adapted to be connected to left and right edges of the preset frame, each of the two decoration connection boards is integrally molded and has: i) a stop face extending from a first side thereof; ii) a pivot face adjacent to the stop face and having a plurality of spaced apart coupling holes, each of a plurality of pivot couplers of each of the two window units are, adapted to be connected to the coupling holes; iii) a plurality of spaced apart through holes located along a second edge thereof; iv) a front decoration face; v) a rear adjustment section; and vi) a slant coupling end located on a top thereof and aligning with one of two tapered coupling slopes of the upper frame, wherein the stop plate has a T-shaped cross section and is, adapted to be connected to the preset frame between the two window units for stopping and locating the two window units.