发明授权
- 专利标题: Speed regulation device for swing machine motors
- 专利标题(中): 用于旋转电机的速度调节装置
-
申请号: US3601644D申请日: 1969-12-17
-
公开(公告)号: US3601644A公开(公告)日: 1971-08-24
- 发明人: PERLINO SILVANO
- 申请人: NECCHI SOC PER AXIONI
- 专利权人: Necchi Soc Per Axioni
- 当前专利权人: Necchi Soc Per Axioni
- 优先权: IT3242268 1968-12-19
- 主分类号: H02K23/18
- IPC分类号: H02K23/18 ; H02P7/288 ; H02P25/12 ; H02K13/00
摘要:
The invention relates to a device which permits the operator of a home-type sewing machine to regulate the speed thereof. The machine motor is of the commutator-type and is provided with a hand-manipulable knob member for varying the brush holder position.
信息查询