Multiple structure profile for the production of windows and door frames

Multiple structure profile for the production of a window and door frame, comprising:

• a metal profile (1, 2) forming an outer part of the frame, a wing (10, 11) projecting from each lateral face of the metal profile forming a groove (14) between the wing (10, 11) and the lateral face;
• a plastic profile (3, 4) having two wings (8, 9) extending laterally from a first side of the plastic profile which are respectively engaged in each said groove (14), the plastic profile (3, 4) further having at least two wings (15, 16) extending from a second side of the plastic profile and having hook shaped ends forming channels facing each other,
• a wood fillet (6, 7) forming an inner part of the frame having dovetail profile slots (20, 21) on a side facing the second side of the plastic profile, the wood fillet (6, 7) being spaced apart from the plastic profile by an arm (17, 18) projecting from one of the two wings (15, 16) extending from the second side of the plastic profile and engaging the wood fillet (6, 7), wherein a space is formed between the plastic profile (3, 4) and the wood fillet (6, 7);
• and
• a resin layer (5) filling the space including the channels and the dovetail profile slots so as to engage the plastic profile and the wood fillet together.