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System for mounting the coil of the motor in an electric watch

  • US 4,317,187 A
  • Filed: 03/10/1980
  • Issued: 02/23/1982
  • Est. Priority Date: 03/09/1979
  • Status: Expired due to Term
First Claim
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1. A system for mounting the coil of the motor in an electric watch wherein the electric watch includes an electric motor for driving the watch, the motor includes a coil on a core and the core has pole pieces, a support for the coil, the support having a respective recess defined therein for a respective extrusion of a pole piece, at least one of the pole pieces of the coil has at least one extrusion which protrudes with respect to the plane of said piece, and the extrusion is of a shape and of dimensions complementary with respect to those of the respective corresponding recess in the support on which the coil is intended to be mounted and the respective recess being placed such that the extrusion can be received in that recess.

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