ULTRASONIC MOTOR
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United States of America Patent
Stats
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N/A
Issued Date -
Jul 4, 2024
app pub date -
Mar 13, 2024
filing date -
Nov 12, 2021
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
An ultrasonic motor that includes a case having a first case member having a plate shape portion including a first main surface and a second main surface and a side surface connecting the first main surface and the second main surface; a first bearing portion attached to the first case member and that supports the shaft; a second case member disposed on a second main surface side of the first case member, and having a cup shape portion including a bottom portion and a side wall portion, wherein the side wall portion has a plurality of support portions that protrude toward an inside of the case and support the second main surface of the first case member, and a plurality of fixing portions that fix the first case member to the second case member; and a second bearing portion attached to the second case member and that supports the shaft.
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