Device for producing fibers from a thermoplastic synthetic...

Details Device for producing fibers from a thermoplastic synthetic... Device for producing fibers from a thermoplastic synthetic...

2006-07-04

2006-07-04

Davis, Robert (Department: 1722)

Plastic article or earthenware shaping or treating: apparatus

Shaping orifice and downstream work contacting gaseous...

Orifice for filaments or fibers

C425S007000, C425S097000, C425S186000, C425S19200R, C425S19200R, C425S190000, C425S464000, C264S005000, C264S012000, C264S039000

Reexamination Certificate

active

07070403

ABSTRACT:
A nozzle for producing filaments or fibers of thermoplastic synthetic resin has at the nozzle end one or more bores, preferably opening at a flat surface and receiving respective inserts or shaped bodies which are formfitting in the bores and have along their peripheries respective nozzle channels opening at orifices through which the synthetic resin is discharged. Air streams may be directed at the strand at an acute angle when fibers are to be produced.

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patent: 5632938 (1997-05-01), Buehning, Sr.
patent: 6099282 (2000-08-01), Milligan
patent: 6244845 (2001-06-01), Milligan et al.
patent: 2002/0034909 (2002-03-01), Bansal et al.
patent: 2003/0209825 (2003-11-01), Timmons et al.
patent: 474423 (1992-03-01), None

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