METHOD FOR PRODUCTION OF CELLULAR FILLER Russian patent published in 1998 - IPC

FIELD: production of cellular fillers, in particular, fillers with hexagonal cell. SUBSTANCE: method includes unwinding of material from roll, making cuts across sheet, application of adhesive strips and their drying off. Then sheet is stowed into stack in the form of loop and stack is glued into package, and packages are cut into blanks and blanks are stretched into cellular block. Cuts are made after application of adhesive in the form of strips. Cuts are of arbitrary shape to allow formation of ports with sheet bent. Cuts are made convex or concave and also convex and concave with their alternating. EFFECT: provision of production of cellular filler or regular configuration and uniform distribution of load in aggregate over entire cellular filler due to prevention of formation of air cushion in package and displacement of upper sheet relative to the lower one. 4 cl, 10 dwg