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US6150196A Method of manufacturing automobile AC generator and method of manufacturing rectifier used in automobile AC generator 有权
制造汽车交流发电机的方法和制造用于汽车交流发电机的整流器的方法

Method of manufacturing automobile AC generator and method of
manufacturing rectifier used in automobile AC generator
摘要:
First, a rectifier assembly is assembled from a negative heat sink assembly, a positive heat sink assembly, a circuit board assembly, and a guide. Subsequently, stator coil connecting terminals of the rectifier assembly are chucked by using a grounded chucking jig. Then, under this condition, powder coating charged with a plus polarity is sprayed to this rectifier assembly, and thus the sprayed powder coating is absorbed onto a surface of an exposed metal of the rectifier assembly by the electrostatic force. Thereafter, a heating process operation is carried out to heat/harden this powder coating, so that the insulating film is formed on the surface of the exposed metal of the rectifier assembly.
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