| 摘要 |
PROBLEM TO BE SOLVED: To provide a motor-driven sewing machine provided with a radio controller, for which the consumption of the battery of the radio controller is little. SOLUTION: A sewing machine body 1 and a controller 2 are cordlessly connected by radio without a cable. The footboard 25 of the controller 2 is linked with an amplification mechanism 35, a power generator 3 is driven by the amplification mechanism 35 and power is supplied to a transmitter 20 and a controller 21. COPYRIGHT: (C)2006,JPO&NCIPI
|
