The status and composition of Garlert Coiler are introduced, four kinds of coil transmission device of it compared, the developing trend of large coil analyzed.
介绍了加勒特卷取机的设备现状、组成，对该设备的四种盘卷移送装置进行了比较，分析了大盘卷行业的发展趋势。
Self-developing control circuit solve open and close control questions in permanent magnetic actuator with one coil.
自行设计的控制电路解决了单线圈永磁机构的分、合闸拉制问题。
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