The present invention relates to a spool device comprising at least an electric spool, the electric spool has at least a wire winding winding on at least a spool body.
2
本章其他品目未列名的机器零件，不具有电气接插件、绝缘体、线圈、触点或其他电气器材特征的。
Machinery parts, not containing electrical connectors insulators, coils, contacts or other electrical features, not specified or included elsewhere in this Chopter.
3
可无论是单或双线圈，交流或直流操作与铝体。
Available either single or double solenoid, AC or DC operated with aluminum bodies.
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