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US 2025/0080083 A1Published application
Vibration Device
AssigneeSeiko Epson Corporation
InventorsMakoto FURUHATA, Kenichi OTO
Life of this patent
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Abstract
A vibration device includes: a vibration substrate that includes a base, a flexural vibration arm joined to the base, and a torsional vibration arm joined to the base; a flexural vibration driver that causes the flexural vibration arm to perform a flexural vibration, the flexural vibration driver being disposed on the vibration substrate; and a torsional vibration driver that causes the torsional vibration arm to perform a torsional vibration, the torsional vibration driver being disposed on the vibration substrate.
Claims11
A vibration device comprising:
- a vibration substrate that includes a base, a flexural vibration arm joined to the base, and a torsional vibration arm joined to the base;
- a flexural vibration driver that causes the flexural vibration arm to perform a flexural vibration, the flexural vibration driver being disposed on the vibration substrate;
- and
- a torsional vibration driver that causes the torsional vibration arm to perform a torsional vibration, the torsional vibration driver being disposed on the vibration substrate.
1 more element
A vibration device comprising:
- a vibration substrate that includes a base, a flexural vibration arm joined to the base, and a pair of torsional vibration arms positioned on mutually opposite sides of the base;
- a flexural vibration driver that causes the flexural vibration arm to perform a flexural vibration, the flexural vibration driver being disposed on the vibration substrate;
- and
- a torsional vibration driver that causes the torsional vibration arms to perform torsional vibrations, the torsional vibration driver being disposed on the vibration substrate.
1 more element
Dependencies are inferred from the claim text.