Patent ID: 6819212
Filing Date: 2004-11-16
Classification: H02K

Abstract:
An electromotive device used in an oil, said electromagnetic device comprising:a bobbin; and a coil embedded in an outer molding, said coil being constructed by winding onto said bobbin a conducting wire in which an electrically-insulating layer is coated onto a copper wire, wherein said electrically-insulating layer is removed from an end portion of said conducting wire and said end portion of said conducting wire is wound onto a tie-off portion of a coil terminal mounted to said bobbin to constitute a wound-on portion, a solder-retaining member is mounted so as to cover said wound-on portion of said conducting wire on said tie-off portion, said wound-on portion of said conducting wire is soldered to said tie-off portion together with said solder-retaining member, and said solder-retaining member is a cylindrical shape disposed so as to surround said wound-on portion of said conducting wire.