公开(公告)号：EP1315877A1

公开(公告)日：2003-06-04

申请号：EP01960982.5

申请日：2001-09-05

申请人： Crittall Windows Limited

发明人： BURGESS, Norman

IPC分类号： E06B3/263 ,  E06B3/30

CPC分类号： E06B3/26301 ,  E06B2003/26309 ,  E06B2003/2631 ,  E06B2003/26312 ,  E06B2003/26352 ,  E06B2003/26358 ,  E06B2003/2637 ,  E06B2003/26387

摘要： A window frame section (100) comprises a central portion (10) of a thermally-insulating material and inner and outer sections (20, 30) of a different material, such as steel, the central portion (10) being produced by extrusion or pultrusion and incorporating projections and channels for receiving glazing units, beads and hardware fixings. The inner and outer faces of portion (10) have angled ends (12, 14, 17, 19) for the attachment of the sections (20, 30). Portion (10) may be hollow and may comprise a plurality of hollow channels. Portions (20, 30) may be attached to central portion (10) by retaining pins.