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COIL DEVICE

  • US 20160217919A1
  • Filed: 01/21/2016
  • Published: 07/28/2016
  • Est. Priority Date: 01/22/2015
  • Status: Active Grant
First Claim
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1. A coil device comprising:

  • a magnetic core having a winding core wound by a wire to form a coil; and

    a terminal electrode attached on an outer end surface of a flange formed at an end in a winding axis direction of the winding core, wherein the terminal electrode comprises;

    an attachment piece contacted with the outer end surface of the flange;

    a wire connection rising piece integrally risen from one end in a longitudinal direction of the attachment piece along a side surface in a first axis direction of the flange; and

    a connection piece formed integrally with an upper end side of the wire connection rising piece and having a welded ball connected to a lead part of the wire by laser welding, and whereina laser shielding member is arranged between the welded ball and the magnetic core.

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