发明授权
US4185575A Ramp speed integrated motor controller for sewing machines 失效
用于缝纫机的斜坡速度一体化电机控制器

Ramp speed integrated motor controller for sewing machines
摘要:
A fixed speed sewing machine is disclosed having only start and stop control capability for the actual running of the machine. An arrangement is provided for controlling the acceleration of the sewing machine drive motor so that it is gradual, rather than abrupt.
信息查询
0/0