Apparatus for producing crimped fibers
United States Patent 3344472

Inventors:
Joichi, Kitajima
Keishiro, Ueno
Haruo, Sugimoto
Publication Date:
10/03/1967
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Assignee:
MITSUBISHI RAYON CO
MITSUBISHI VONNEL CO LTD
Primary Class:
425/131.500
Other Classes:
264/DIG.026, 425/DIG.217
International Classes:
D01D1/06; D01D5/22; D01D5/28; D01D5/30; D01D5/32; D01D5/34; D01D1/00; D01D5/00
US Patent References:
2843875Spinnerette assembly
3017686Two component convoluted filaments
3188689Spinneret assembly