FORFARANDE OCH ANORDNING FOR FRAMSTELLNING AV EN AV FLERA SKIKT BESTAENDE TRESKIVA

摘要

An internal layer and two external layers of wood are introduced into a multi-tier heating press, heating plates are applied to the wooden boards (5) of the top external layer to allow horizontal displacement of the external boards. To prevent warping or bending the planks are tightened to close the joints (7). The top support and heating plates are lowered and full pressure and heating power is applied to form the multi-layer wooden panels.