Method for producing non-woven webs

Details Method for producing non-woven webs Method for producing non-woven webs

1976-08-26

1977-12-27

Rimrodt, Louis K.

Textiles: manufacturing

Textile product fabrication or treatment

Fiber entangling and interlocking

28240, 28271, 264109, 425 66, 425 80, D04H 302, D02J 122

Patent

active

040646050

ABSTRACT:
A method for continuously producing a non-woven web having uniform distribution of filaments from natural or synthetic fibers comprising drafting with use of a high speed air-jet type drafting device a number of filaments which are fed from a filament source and blasting the drafted filaments onto a face of a moving collector, which is characterized in that the distribution of the filaments is controlled by passing the filaments through a filament distribution-controlling device comprising a filament guide passage having a narrow rectangular cross section and an air sucking means provided at least an one rectangular side wall of the filament guide passage, said controlling of the distribution of the filaments being performed with the air stream sucked spontaneously or positively from the air sucking means.

REFERENCES:
patent: 3341912 (1967-09-01), Dyer et al.
patent: 3364538 (1968-01-01), Murphy
patent: 3423809 (1969-01-01), Schmitt
patent: 3662440 (1972-05-01), Hill et al.
patent: 3694872 (1972-10-01), Sundbeck

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