发明名称 CHASSIS EN PLUSIEURS ELEMENTS CONSTITUES DE PROFILES METALLIQUES
摘要 Provided in two frame halves (2, 3) of the metal profile frame (1) are grooves (6), into which insulating bodies (4) are inserted. The insulating bodies (4) are clamped securely between the internally-lying frame webs (11) and legs of the externally-lying frame webs (10) by means of a deformation tool (21) which, after its introduction into a cavity (12), presses internally-lying frame webs (11) away towards the insulating bodies. By means of this secure clamping in, the cavity (12) between the insulating bodies (4) and the frame halves (2, 3) is closed in an airtight manner, thus improving the heat-insulating properties of the metal profile frame. <IMAGE>
申请公布号 FR2340440(A1) 申请公布日期 1977.09.02
申请号 FR19770001182 申请日期 1977.01.17
申请人 KELLER EBERHARD 发明人
分类号 B21D53/74;E06B3/263;E06B3/273;(IPC1-7):E06B3/26 主分类号 B21D53/74
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