METHOD FOR MAKING CARPENTRY STRUCTURES AND ARTICLES, METHOD FOR DECKING AND FLOORING, METHOD FOR LAYING PARQUET, METHOD FOR ERECTING BUILDINGS Russian patent published in 1996 - IPC

FIELD: wood working. SUBSTANCE: chunk ends are foxed in fixing device. The device is provided with one or two conical heads to impregnate the chunk from opposite ends in subsequent. The chunk is turned in the first case to supply dye in subsequent. Dye supply is repeated in the second case after finishing the supply from the first end. Conical pneumatic members are provided to clamp chunk ends inside the heads. The pneumatic members are pressurized up to the pressure above 4 and below 5 atm. The dye is prepared in two stages. Concentrate is prepared in a tank with water headed up to 95 C at the first stage. 2.5 - 5 g of dye is used for 1 l of water. The concentrate is pumped into working tank with water of 60 - 70 C temperature and finished dye is ready at the first stage. On finishing dying the chunk is sawed under pre-set configuration to obtain parts of facing layer or veneer sheet. The the parts are positioned and interconnected. EFFECT: high efficiency. 92 cl, 29 dwg, 1 tbl