Title:
YARN, APPARATUS AND METHODS PREPARING THEREOF
Document Type and Number:
WIPO Patent Application WO/2020/107883
Kind Code:
A1
Abstract:
A composite yarn (2), an apparatus and a method preparing thereof. The composite yarn includes wrapping fibers (19) and a central yarn (18) that is formed by a first body yarn (16a) and a second body yarn (16b), wherein a portion of the wrapping fibers(19) are combined with the central yarn (18) in at least one of the following states: a first state, a portion of the wrapping fibers (19) wrap around the first body yarn (16a) or the second body yarn (16b); a second state, a portion of the wrapping fibers (19) wrap around the first body yarn (16a) and the second body yarn (16b) respectively at the same time; a third state, a portion of the wrapping fibers (19) wrap around the central yarn (18). The composite yarn disclosure has low twist factor and high strength, which solves the problem of severe strength loss associated with low twist factors existing in conventional low-twist techniques.
Inventors:
DU HONGZHUAN (CN)
Application Number:
PCT/CN2019/092891
Publication Date:
June 04, 2020
Filing Date:
June 26, 2019
Export Citation:
Assignee:
DU HONGZHUAN (CN)
TVN INVESTMENT LTD (VG)
TVN INVESTMENT LTD (VG)
International Classes:
D02G3/22; D02G3/36
Foreign References:
| CN101736469A | 2010-06-16 | |||
| CN109487392A | 2019-03-19 | |||
| CN101492843B | 2010-05-12 | |||
| CN102704124A | 2012-10-03 | |||
| JP5155581B2 | 2013-03-06 |
Attorney, Agent or Firm:
BEIJING PAT SF INTELLECTUAL PROPERTY AGENCY CO. LTD (CN)
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