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Title:
SEWING MACHINE
Document Type and Number:
WIPO Patent Application WO/2017/175526
Kind Code:
A1
Abstract:
A sewing machine (100) is provided with: a sewing needle (11) having a needle hole in which a needle thread is inserted; a shuttle having a tip in which the needle thread is captured, whereby the needle thread and a bobbin thread are entwined; a balance (13) having a small hole in which the needle thread is inserted, the small hole being raised from bottom dead center to top dead center, whereby the needle thread is pulled up from an article being sewn, which is to be the sewing product; a center presser (15) for preventing the article being sewn from lifting up; and a drive source for driving the center presser (15) so that the center presser (15) is stopped at a fixed height during the period in which the small hole is rising along with the action of the balance (13) after the shuttle has released the capture of the needle thread.

Inventors:
KAI, Takashi (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
NAKAGAWA, Takayuki (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
KONDO, Masaaki (1-14, Yadaminami 5-chome, Higashi-ku, Nagoya-sh, Aichi 70, 〒4618670, JP)
FUKUSHIMA, Taichi (1-14, Yadaminami 5-chome, Higashi-ku, Nagoya-sh, Aichi 70, 〒4618670, JP)
HAYASHI, Shohei (1-14, Yadaminami 5-chome, Higashi-ku, Nagoya-sh, Aichi 70, 〒4618670, JP)
SASAKI, Masaaki (1-14, Yadaminami 5-chome, Higashi-ku, Nagoya-sh, Aichi 70, 〒4618670, JP)
Application Number:
JP2017/008588
Publication Date:
October 12, 2017
Filing Date:
March 03, 2017
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORPORATION (7-3 Marunouchi 2-chome, Chiyoda-ku Tokyo, 10, 〒1008310, JP)
International Classes:
D05B29/02; D05B19/12
Foreign References:
JP2004141276A2004-05-20
JP2010148551A2010-07-08
JP2001340681A2001-12-11
US20030140830A12003-07-31
Attorney, Agent or Firm:
TAKAMURA, Jun (Sakai International Patent Office, Toranomon Mitsui Building 8-1, Kasumigaseki 3-chome, Chiyoda-k, Tokyo 13, 〒1000013, JP)
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