发明名称 Lavet stepping motor with U-shaped coil core
摘要 A stator for a stepping motor of an electric watch comprises an elongated yoke member having a free end, a coil arm integrally formed on the other end of the yoke member and having a free end, an exciter coil arranged on the coil arm by being pushed onto this coil arm from the free end thereof, and a bridge member connecting the free ends of the yoke member and the coil arm, the yoke member with the coil arm and the bridge member hereby being flat elements made of a magnetizable sheet metal. In accordance with the invention, the coil arm is of a greater length then the exciter coil and the bridge member rests flat on the free ends of the yoke member and the coil arm and areally overlaps regions of these elements.
申请公布号 US4720644(A) 申请公布日期 1988.01.19
申请号 US19860863752 申请日期 1986.05.16
申请人 TIMEX CORPORATION 发明人 SEDLAK, ADOLF
分类号 H02K37/16;(IPC1-7):H02K37/00 主分类号 H02K37/16
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