Title:
CRANK ROD AND METHOD FOR VARIABLY CONVERTING AND SELECTING MODEL OF SEWING MACHINE
Document Type and Number:
WIPO Patent Application WO/2016/017935
Kind Code:
A1
Abstract:
Disclosed are a crank rod and a method for changing and selecting the model of a sewing machine by adjusting the vertical movement trajectory of a needlebar on the sewing machine. The present invention comprises the steps of: identifying the model of a sewing machine; removing a crank rod applied to the model of sewing machine that has been identified in the previous step, and selecting a crank rod that is longer or shorter in length compared to the removed crank rod; installing the crank rod selected in the previous step on an upper shaft of a sewing machine arm; and guiding adjustment of the vertical movement trajectory of the needlebar through the crank rod installed on the upper shaft in the previous step, thereby guiding a change of sewing machine model and providing a selection of models in a single sewing machine.
Inventors:
KIM KWANGYEON (KR)
Application Number:
PCT/KR2015/006602
Publication Date:
February 04, 2016
Filing Date:
June 26, 2015
Export Citation:
Assignee:
KIM KWANGYEON (KR)
International Classes:
D05B69/30
Foreign References:
| JP2007061248A | 2007-03-15 | |||
| KR20000076550A | 2000-12-26 | |||
| JP2002219293A | 2002-08-06 | |||
| JPH06190179A | 1994-07-12 |
Attorney, Agent or Firm:
KIM, YUN BAE (KR)
김윤배 (KR)
김윤배 (KR)
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