Solenoid that drives a shaft in a direction along a central axis
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
-
Jan 14, 2025
Grant Date -
Nov 24, 2022
app pub date -
May 18, 2022
filing date -
May 18, 2022
priority date (Note) -
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status (Latency Note)
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Abstract
A solenoid driving a shaft in a direction along a central axis includes a coil that generates magnetic flux and a magnetic container that accommodates the coil. The container has a side surface portion and a bottom portion. A plunger arranged inside the coil and sliding in a direction along the central axis to move the shaft, and a stator core are provided. The stator core has a plunger accommodating portion and a shaft accommodating portion that accommodates the shaft and attracts the plunger. The plunger accommodating portion has a cylindrical core portion that accommodates the plunger inside, and a flange portion that is provided radially outward at an end of the core portion on the bottom portion side and is welded to the bottom portion of the container. A ring core provided on the opposite side of the shaft accommodating portion to the plunger accommodating portion is provided.
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