Method for producing nonwoven fabrics
Abstract
Abstract A METHOD FOR MAKING NONWOVEN FABRICS WHEREIN WATER AND FIBER STOCK IS DELIVERED TO A FOURDRINIER WIRE MOVING ENDLESSLY THROUGH A STOCK TANK, THE FIBERS BEING DEPOSITED ON THE WIRE IN A FORMING ZONE AND THE WATER PASSING THROUGH SAID WIRE INTO A SUCTION BOX COMPRISING A PLURALITY OF ADJACENT AND INDIVIDUALLY CONTROLLED COMPARTMENTS, EACH OF SAID COMPARTMENTS HAVING A BOTTOM SLOPING IN A DIRECTION TRANSVERSE TO THE DIRECTION OF TRAVEL OF SAID WIRE AND EACH OF SAID COMPARTMENTS HAVING A FLOW RESTRICTING DEVICE SUCH AS A BAFFLE MOUNTED THEREIN, WHEREFOR A SUBSTANTIALLY UNIFORM PRESSURE DIFFERENTIAL THROUGH THE MOVING WIRE ACROSS ITS WIDTH IS OBTAINED SO AS TO RESULT IN AN EVEN DEPOSIT OF FIBERS THEREON.
Inventors
- 👤 T Bartley
- 👤 R Krishnan
- 👤 J Descary
- 👤 R Futcher
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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