Vibration wave motor having a vibrator of non-uniform elastic mo

Details Vibration wave motor having a vibrator of non-uniform elastic mo Vibration wave motor having a vibrator of non-uniform elastic mo

1984-04-11

1986-05-06

Salce, Patrick R.

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

310323, H01L 4108

Patent

active

045874522

ABSTRACT:
In a vibration wave motor for driving a movable member contacting a vibration member by a travelling vibration wave generated in the vibration member attached to electrostrictive elements, by applying a periodic voltage to the electrostrictive elements. The vibration member is of two-plate structure having a non-uniform elastic modulus in the direction of amplitude of the travelling vibration wave.

REFERENCES:
patent: 4019073 (1977-04-01), Vishnevsky et al.
patent: 4484099 (1984-11-01), Kawai et al.

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