ELECTROMAGNETIC RELAY
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United States of America Patent
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Issued Date -
Jan 23, 2025
app pub date -
Nov 16, 2022
filing date -
Nov 16, 2022
priority date (Note) -
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status (Latency Note)
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Abstract
An electromagnetic relay includes a first fixed terminal, a second fixed terminal, a movable contact piece, a moving member, a drive device, and a magnet member. The first fixed terminal includes a first fixed contact. The second fixed terminal includes a second fixed contact. The movable contact piece includes a first movable contact facing the first fixed contact in a first direction and a second movable contact facing the second fixed contact in the first direction, the first direction including a contact direction toward the first fixed contact and a separation direction away from the first fixed contact. The moving member is connected to the movable contact piece. The drive device includes a coil, a movable iron core, and a first yoke. The coil generates electromagnetic force. The movable iron core is arranged radially outside of the coil and is fixed to the moving member. The first yoke includes an attracting portion to attract the movable iron core by the electromagnetic force. The magnet member is arranged radially outside of the coil and assists the attracting portion to attract the movable iron core.
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