ELECTRIC CYLINDER AND WORK MACHINE
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United States of America Patent
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Issued Date -
Jul 18, 2024
app pub date -
May 9, 2022
filing date -
May 10, 2021
priority date (Note) -
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status (Latency Note)
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Abstract
An electric cylinder includes a shaft, a bearing that is provided in an outer circumference of the shaft, and a holder that surrounds the shaft with the bearing therebetween. The holder includes a holder main body opening in an axial direction of the shaft and supporting the shaft with the bearing therebetween, and a trunnion portion having a cylindrical shape protruding outward in a manner of intersecting the axial direction from the holder main body. The holder is constituted so as to allow a lubricant to circulate therein from a side outward in the axial direction of the holder main body toward an inner circumference of the trunnion portion.
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