DEVICE FOR MANUFACTURE OF FIBROUS HEAT RESISTANCE PRODUCT Russian patent published in 1994 - IPC

FIELD: manufacture of fibrous products. SUBSTANCE: device for manufacture of fibrous heat resistance product has feeder for fibres, two air-penetrable transportation surfaces shaping mat, chamber between these surfaces, air feeding duct with forcing device for drawing air flow through first surface, catching mat from it and shifting fibres in chamber to second surface for shaping mat on it, and air withdrawal duct positioned behind second transporting surface. Chamber is positioned vertically, and second transporting surface is mounted in the chamber above the first surface. Fibre feeder is positioned in front of chamber and mounted above air-penetrable transporter and is made in the form of rotating drum enclosed in casing opened on the side of transporter and provided with air feeding device. The device for manufacture of fibrous product is also provided with device for preliminary removal of impurities from fibre installed in front of fibre feeder and made in the form of rotatable toothed drum and rollers for feeding fibres to its surface. EFFECT: enhanced operating capability. 4 cl, 5 dwg