公开(公告)号：US3921382A

公开(公告)日：1975-11-25

申请号：US40516773

申请日：1973-10-10

Applicant: TORAY INDUSTRIES

Inventor： TSUJITA YASUO ,  KIMURA TOSHIHIKO ,  YAMASHITA SHIGEJI ,  YUKI KAZUO ,  ASAMI HIROSHI

IPC: D02G1/02 ,  D02G3/32 ,  D02G3/40

CPC classification number: D02G3/328 ,  D02G1/0286 ,  D02G3/402

Abstract: The present invention relates to a method of making a covered elastic yarn with an elastic thread as a core yarn, and a continuous thermoplastic multifilament thread as a sheath yarn, wherein the respective filaments forming said covered elastic yarn are respectively tangled with each other to retain flux form, and at the same time to form the sheath-core system, and said sheath yarn wraps the outer periphery of said core yarn but is reversed irregularly and intermittently in said direction, and said sheath yarn and said core yarn are substantially twistless.

Abstract translation: 本发明涉及一种制造具有弹性线作为芯纱的覆盖弹性纱线和作为外皮纱线的连续热塑性复丝线的方法，其中形成所述被覆弹性纱线的各长丝分别缠结以保持 并且同时形成皮芯体系，并且所述鞘纱包裹所述芯纱的外周，但沿所述方向不规则地和间歇地反转，并且所述鞘纱和所述芯纱基本上是无捻的。