| 摘要 |
A load cell 1 includes a strain body 2, a bridge circuit and a coating film 10. The bridge circuit is formed of a strain gauge 7 arranged on the strain body 2. The coating film 10 is formed on the strain body 2, covers at least a portion of the strain body 2 attached to a member made of a metal material dissimilar to the strain body and a strain occurring portion of the strain body 2 except for a portion to be attached to the strain gauge 7, includes a coating layer made of resin having a glass transition temperature of 40° C. or more, and has an electrical insulating property.
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