Apparatus for dry fiber forming

Details Apparatus for dry fiber forming Apparatus for dry fiber forming

1979-02-21

1981-04-28

Czaja, Donald E.

Plastic article or earthenware shaping or treating: apparatus

Air felting type shaping means

Means forming running length product

425405H, B29C 2300

Patent

active

042642892

ABSTRACT:
Distributor apparatus for the deposition of a uniform layer of dry fibers on a foraminous forming surface which includes a perforated wall having zones of different aperture sizes segmenting the wall into areas of greater and lesser fiber throughput. Also, means for detecting variations in the basis weight of a forming web and the provision of means to decrease the extent of the variations.

REFERENCES:
patent: 3055597 (1962-09-01), Mund
patent: 3581706 (1971-06-01), Rasmussen
patent: 4157724 (1979-06-01), Persson

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