FOAM GENERATOR Russian patent published in 2003 - IPC

FIELD: construction engineering; vitrifying of foam. SUBSTANCE: proposed foam generator has housing with foam generating agent supply passage and finished foam discharge branch pipe; drive hollow axle is located inside housing. Interior of said hollow axle is communicated with atmosphere. Secured to external side of hollow axle on its lateral surface are blades. Drive of axle is located beyond housing and is provided with holes in lateral surface of hollow axle. Holes are located in zone of securing the blades. Foam generator is provided with passage for supply of air to hollow axle at its end and additional working members made in form of figure of revolution having two flat parallel coaxial bases with central holes and curvilinear lateral surface made from foam generating screen. Hollow axle of foam generator passes through holes in bases. Blades are located inside working member. EFFECT: extended functional capabilities. 7 cl, 6 dwg