Arrangement for the continuous production of a filament...

Details Arrangement for the continuous production of a filament... Arrangement for the continuous production of a filament...

2005-07-19

2005-07-19

Del Sole, Joseph S. (Department: 1722)

Plastic article or earthenware shaping or treating: apparatus

Continuous filament forming or film casting means with...

C425S072200, C264S210800, C156S441000

Reexamination Certificate

active

06918750

ABSTRACT:
A spun-bond web-making apparatus has the cooling passage below the spinneret provided with a plurality of air chamber sections which are supplied with air at different temperatures, the cooling passage being connected to the drawing unit for aerodynamic stretching of the filaments without a gap through which external air can be supplied.

REFERENCES:
patent: 5460500 (1995-10-01), Geus et al.
patent: 5814349 (1998-09-01), Geus et al.
patent: 6607624 (2003-08-01), Berrigan et al.
patent: 39 29 961 (1991-01-01), None
patent: 196 20 379 (1997-11-01), None
patent: 196 20 379 (1997-11-01), None
patent: 0 334 604 (1989-09-01), None

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