发明名称 Sewing machine
摘要 <p>The machine has a lifting height adjusting device (30) for providing transport lifting of a sewing foot (10) i.e. downholder, where the device is separately formed for a ventilation device (13). The ventilation device and the adjusting device comprise ventilation and lifting gear shafts (14, 29) for providing a ventilation height and a lifting height. A drive (22) i.e. step motor, is provided for the ventilation device and the adjusting device. Ventilation shaft and lifting height adjusting device cam disks (20, 24) are arranged on a motor shaft (21) of the drive.</p>
申请公布号 EP2105526(A1) 申请公布日期 2009.09.30
申请号 EP20090003246 申请日期 2009.03.06
申请人 DUERKOPP ADLER AG 发明人 PFEIFFER, SVEN
分类号 D05B29/02 主分类号 D05B29/02
代理机构 代理人
主权项
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