Nähmaschine

Details

Veröffentlichungs-Nr.

EP2770098

Aktenzeichen

EP14156592

Anmeldetag

25. Februar 2014

Veröffentlichung

3. Mai 2017

Erteilung

3. Mai 2017

Rechtsraum

EP

IPC

D05B3/00D05B27/00D05B47/04

Abstract

A sewing machine includes: a needle rod (11) being reciprocated vertically; tension discs (4, 5) sandwiching an upper thread; a feed mechanism (26) transporting a sewing object in a vertical direction; a reciprocating mechanism reciprocating the needle rod laterally; an upper thread tension adjusting mechanism adjusting the tension discs; a feed amount adjusting mechanism adjusting a feed amount of the feed mechanism; a stitch width adjusting mechanism adjusting a stitch width of the reciprocating mechanism; and a control apparatus controlling the upper thread tension adjusting mechanism, the feed amount adjusting mechanism, and/or the stitch width adjusting mechanism. A common adjusting mechanism (10), being one of the feed amount adjusting mechanism and the stitch width adjusting mechanism, includes: a motor; an adjusting mechanism body (18) being a tooth-missing gear and/or a cam; and a variation amount adjusting unit. The upper thread tension adjusting mechanism includes: a thread loosening portion (21); and an upper thread tension adjusting unit (10).

Anmelder

Firma

Aisin Seiki Kabushiki Kaisha

Land

🇯🇵 Japan

Fachgebiete