Title:
ROTARY SHUTTLE FOR SEWING MACHINE
Document Type and Number:
WIPO Patent Application WO/2020/242122
Kind Code:
A1
Abstract:
The present invention relates to a rotary shuttle for a sewing machine, wherein a shuttle tension spring having a lower thread separation-prevention end for facilitating threading the lower thread (A) supplied from the center is coupled to the outer circumferential edge of a lower thread case (30).
Inventors:
LEE HA (KR)
Application Number:
PCT/KR2020/006614
Publication Date:
December 03, 2020
Filing Date:
May 21, 2020
Export Citation:
Assignee:
LEE HA (KR)
International Classes:
D05B57/26; D05B57/14; D05B57/28
Foreign References:
| JPH10201978A | 1998-08-04 | |||
| JPH05212185A | 1993-08-24 | |||
| KR20140028339A | 2014-03-10 | |||
| KR100636955B1 | 2006-10-19 | |||
| JPH10165682A | 1998-06-23 |
Attorney, Agent or Firm:
BAE, Yong Cheol (KR)
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