Series apparatus for forming layered fibrous mat of...

Details Series apparatus for forming layered fibrous mat of... Series apparatus for forming layered fibrous mat of...

2007-05-01

2007-05-01

Gupta, Yogendra (Department: 1722)

Plastic article or earthenware shaping or treating: apparatus

Shaping orifice and downstream work contacting gaseous...

Orifice for filaments or fibers

C425S131500, C425S382200, C425S363000, C156S178000, C156S181000, C156S441000

Reexamination Certificate

active

10788831

ABSTRACT:
An arrangement for forming a web of fibrous media wherein at least one formed layered portion is attenuated from a first die source selectively unto a first collector and successively combining such portion with at least another formed layered portion which is attenuated from a second die source selectively unto a second collector, at least one of the outer surfaces of the web of fibrous media being of comparatively smooth skin-like nature to minimize projecting fiber ends.

REFERENCES:
patent: 2875503 (1959-03-01), Frickert et al.
patent: 5425796 (1995-06-01), Loubinoux et al.
patent: 5628844 (1997-05-01), Nishino et al.
patent: 5681469 (1997-10-01), Barboza et al.
patent: 6596205 (2003-07-01), Choi
patent: 6908294 (2005-06-01), Choi
patent: 0404982 (1991-01-01), None
patent: 0822282 (1998-02-01), None
patent: WO 02/43951 (2002-06-01), None

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