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US 8,902,029 B2Granted
Electromagnetic relay
AssigneeFujitsu Component Limited
InventorsKoyuru Kobayashi, Satoshi Takano
Life of this patent
Estimating the term…
Abstract
An electromagnetic relay includes: an iron core that has an end face and a groove which goes across the end face; and a shading coil that is fitted in the groove; wherein the shading coil is fixed to the iron core by applying caulking processing to a plurality of areas in the end face which sandwich the groove.
Claims4
An electromagnetic relay comprising:
- an iron core that has an end face and a groove formed in the end face;
- a shading coil having a portion of which is fitted in the groove;
- a bobbin including an opening defined by a plurality of walls that receives the shading coil therein;
- a plurality of spaced projections extending inwardly from the walls of the bobbin,
- wherein said plurality of spaced projections contact an outer surface of the shading coil therebetween and hold the shading coil in the opening.
2 more elements
Dependencies are inferred from the claim text.